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Motorola APX 2000 Detailed Service Manual
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8-128
Schematics, Boards Ove
rlays, and Parts Lists
: Transceiver (RF) Boards: UHF1 (8401231
3002 / PC000353A01)
Figure 8-61. Audio Circuit (PC000353A01)
AUDIO CODEC
R6406M6
R6405M6
U6402M6
MIC_BIASM6
R6401M6
C6402M6
R6402M6
C6403M6
B1
B3
A1
C1
A3
C3
A2
C2
1
A
VNEG
VPOS
OUTA
OUTB
INPOSB
INNEGB
INPOSA
INNEGA
A
A
A
A
C6411M6
R6411M6
C6410M6
V_CODEC_1.875
A
A
R6410M6
SSI_CODEC_FSYNC
OMAP_RESET
SSI_CODEC_CLK
SSI_RED_RX_CODEC
IN
F9
E8
D8
C8
H8
E3
D7
D6
D5
D4
D3
C7
C6
C5
C4
A7
B2
A2
A1
B3
G8
B4
A3
A4
B5
B7
B6
A6
A5
J8
J9
E9
G9
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
D9
F2
E2
H2
G2
D2
C2
A
A
A
MFP1
MFP0
DRVDD3
DOUT
HPLOUT
HPLCOM
HPROUT
HPRCOM
MONO_LOP
MONO_LOM
LEFT_LOM
RIGHT_LOP
RIGHT_LOM
MFP2
MFP3
NC11
NC12
NC13
NC14
NC15
NC16
NC18
NC19
NC20
NC21
NC22
NC23
NC24
NC25
NC26
NC27
NC28
NC29
DVDD
IOVDD
DRVDD1
DRVDD2
AVDD_DAC
NC17
LEFT_LOP
MCLK
SCL
LINE1LP
NC1
NC9
AVSS_DAC1
DIN
BCLK
WCLK
SELECT
SDA
LINE1LM
LINE1RP
LINE1RM
LINE2LP
LINE2LM
LINE2RP
LINE2RM
MIC3R
MIC3L
MICBIAS
MICDET
GPIO1
GPIO2
NC2
NC3
NC4
NC5
NC6
NC7
NC8
NC10
DVSS
DRVSS1
DRVSS2
AVSS_ADC1
AVSS_ADC2
AVSS_DAC2
NC0
RESET
C9
H9
B1
H1
C1
J1
SPI_DSP_MOSI
SPI_DSP_MISO
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
C6414M6
C6413M6
U6405M6
SSI_RED_TX_CODEC
OUT
A
A
J6
J7
H7
H6
H5
H4
H3
G7
G6
G5
G4
G3
F7
F6
F5
F4
F3
E7
E6
E5
E4
J2
J3
A9
A8
B9
B8
J4
J5
G1
F1
D1
E1
F8
CODEC_GPIO1M6
C6406M6
I2C_CLK
CODEC_GPIO1
EXT_MIC_POS_DP_A
I2C_DATA
DATA_MIC_POS_DP_B
1
A
TP6103M6
M6406M6
M6405M6
R6407M6
R6403M6
DATA_MIC_POS_DP
DATA_MIC_NEG_DP
1
1
1
C6415M6
C6412M6
IF6408M6
IF6407M6
C6407M6
1
1
A
A
TP6102M6
IF6404M6
C6428M6
C6408M6
F_AUDIO_MICPM6
C6404M6
R6404M6
AUDIO_MIC_POS_DP
AUDIO_MIC_NEG_DP
EXT_MIC_NEG_DP
EXT_MIC_POS_DP
1
1
1
IN
IN
A
IN
C6417M6
C6418M6
C6419M6
C6416M6
R6415M6
R6414M6
R6416M6
R6417M6
R6419M6
PRE_CLASS_D_NEG_DP
PREAMP_POS_DP
PREAMP_NEG_DP
CODEC_SPI_CS
SPI_DSP_CLK
PRE_CLASS_D_POS_DP
F2_PARAMP
R6423M6
D6401M6
R6420M6
21
C6405M6
C6420M6
R6422M6
R6421M6
U6408M6
5
4
2
3
1
ADJ
VIN
GND
VOUT
EN
R6431M6
R6430M6
R6429M6
U6409M6
C6421M6
BGAP_COMP
6
2
5
1
3
4
A
Q6401M6
4
1
52
3
6
NC
S1
D2
G1
S2
G2
D1
R6432M6
C6430M6
C6431M6
PRE_CLASS_D_NEG_DP
PRE_CLASS_D_POS_DP
PA_SHTDN
C2
A1
C1
C6438M6
C6432M6
U6411M6
B3
A2
VO_NEG
VDD
PVDD
IN_NEG
IN_POS
SHUTDOWN
GND
PGND
VO_POS
C6434M6
C6433M6
L6401M6
C6435M6
L6402M6
AUD_INT_SPKR_FILT_P_1
C3
A3
B1
B2
A
A
A
C6436M6
R6433M6
L6404M6
C6437M6
R6434M6
AUD_INT_SPKR_FILT_N
AUD_INT_SPKR_FILT_N_1
A
A
TP6406M6
TP6405M6
L6403M6
AUD_INT_SPKR_FILT_P
1
1
OUT
OUT
TP6401M6
C6429M6
U6410M6
11
4
2
3
NC
VOUT
VCC
GND
NC
SERIAL INTERFACE
SERIAL
SSI_CODEC_CLK
SPI_DSP_MISO
I2C_CLK
SPI_DSP_MOSI
I2C_DATA
SPI_DSP_CLK
SSI_RED_RX_CODEC
SSI_RED_TX_CODEC
SPI_DSP<2..0>
SSI_SAP<3..0>
SSI_CODEC_FSYNC
I2C<1..0>
MAKO_AD_TRIGM6
MAKO_INT_MICMM6
MAKO_INT_MICPM6
PA_BPLUS
PREAMP_POS_DP
PREAMP_NEG_DP
MAKO_AD_TRIG
A4
H4
J3
H3
H2
A11
G2
G3
E1
L2
F1
F2
K2
K1
H1
G1
J2
J1
E3
1B
1
1
1
1
FE_TUNE1
SCAN_EN
TEST
VFUSE
VC_OUT_P
VC_OUT_M
BPLUS
INT_MIC_P
INT_MIC_M
EXT_MIC_P
EXT_MIC_M
VCM1
VMES
FE_TUNE2
PWR_CTRL
ATOD_8
ATOD_7
ATOD_6
ATOD_5
ATOD_4
ATOD_3
ATOD_2
ATOD_1
ATOD_0
ADC_VREF
VCM2
VREF
EXT_SPKR_M
MIC_BIAS
TX_RX
AD_TRIG
EXT_SPKR_P
INT_SPKR_M
INT_SPKR_P
PA_IN_P
PA_IN_M
PA_BPLUS
MAKO AUDIO
C6425M6
C6424M6
U6501M6
C6427M6
R6428M6
R6426M6
R6425M6
C6426M6
ISET
OUT
R6436M6
TP_ATOD_8M6
R6427M6
TUNE
TEMP_OMAP
1
NC
R6435M6
R6424M6
IN
IN
IN
R6409M6
VOLUME
RADIO_VER
EXP_BOARD_TYPE
F_DISP_BD_ID
BATT_STATUS
TEMP_DISP
L10
E8
A3
C4
N1
M2
L3
K13
K12
K11
L13
L12
M14
L11
M13
N14
M12
C6423M6
C6422M6
A
EXT_SPKR_NEG_DP
EXT_SPKR_POS_DP
OUT
OUT
TEMP SENSORS
OMAP_TEMP_TPM6
C6409M6
U6404M6
TEMP_OMAP
1
1
4
2
3
VOUT
VCC
GND
NC
NC
DISP_TEMP_TPM6
C6401M6
U6401M6
TEMP_DISP
1
1
4
2
3
VOUT
VCC
GND
NC
NC
A
IN
383
385
Table of Contents
Table of Contents
11
Default Chapter
2
Computer Software Copyrights
2
Disclaimer
2
Document Copyrights
2
Foreword
2
Manual Revisions
2
Product Safety and Rf Exposure Compliance
2
Trademarks
2
Document History
5
Commercial Warranty
7
Table of Contents
11
List of Tables
14
List of Figures
16
Chapter 1 Introduction
23
General
23
Notations Used in this Manual
24
Chapter 2 Radio Power
25
General
25
Table 2-1. IMPRES Batteries
25
DC Power Routing
26
Figure 2-1. DC Power Distribution
26
Chapter 3 Theory of Operation
27
Figure 3-1. APX 2000/ APX 4000/ APX 4000Li Overall Block Diagram
28
Figure 3-2. APX 1000 (900 Mhz) Overall Block Diagram
29
Main Board
30
Figure 3-3. Transceiver (VHF) Block Diagram (Power and Control Omitted)
30
Figure 3-4. Transceiver (UHF1/UHF2) Block Diagram (Power and Control Omitted)
31
Figure 3-5. Transceiver (700/800 Mhz) Block Diagram (Power and Control Omitted)
32
Table 3-1. Battery Connector J3
33
Figure 3-6. Transceiver (900 Mhz) Block Diagram (Power and Control Omitted)
33
Figure 3-7. Receiver Block Diagram (VHF)
34
Figure 3-8. Receiver Block Diagram (UHF1/UHF2)
35
Figure 3-9. Receiver Block Diagram (700/800 Mhz )
35
Figure 3-10. Receiver Block Diagram (900 Mhz )
35
Figure 3-11. Transmitter Block Diagram (VHF/UHF1/UHF2/900 Mhz)
37
Figure 3-12. Transmitter Block Diagram (700/800 Mhz)
38
Figure 3-13. Synthesizer Block Diagram (VHF)
42
Figure 3-14. Synthesizer Block Diagram (UHF1/UHF2)
43
Figure 3-15. Synthesizer Block Diagram (700/800 Mhz)
43
Figure 3-16. Synthesizer Block Diagram (900 Mhz)
44
Controller
49
Figure 3-17. Controller Interconnection Diagram
49
Figure 3-18. Controller Electrical Overview
51
Figure 3-19. Controller DC Block Diagram
52
Table 3-2. DC Supplies and Sources for Controller
53
Table 3-3. Mako's LDO and Supplies
54
Figure 3-20. V_SW_1.4 Switched Power Supply
55
Table 3-4. Pulse Switching Combination
56
Figure 3-21. 5V Switched Power Supply
56
Figure 3-22. Power-Up Timing Regulators
57
Figure 3-23. Controller Clock Architecture
58
Table 3-5. Controller Clock Distribution
59
Figure 3-24. Overview of OMAP Interconnection with Controller Peripherals
60
Figure 3-25. OMAP Memory Interface
61
Figure 3-26. RX/ TX SSI Configuration
62
Figure 3-27. Audio SSI Configuration
63
Figure 3-28. SPI and I2C Configuration
64
Figure 3-29. CPLD Block Diagram
65
Figure 3-30. Audio TX Path Block Diagram
66
Figure 3-31. RX Audio Path Block Diagram
67
Figure 3-32. Control Top Block Diagram (APX 2000/ APX 4000/ APX 4000Li/ APX 1000 (900 Mhz))
68
Figure 3-33. Control Top Block Diagram (APX 2000/ APX 4000 (Two Knobs))
69
Figure 3-34. Display Circuit Detail Overview Block Diagram
70
Table 3-6. Color Schemes
71
Figure 3-35. Lighting Controller Overview
72
Table 3-7. Key Map Matrix
73
Figure 3-36. Keypad Interface Outline
73
Figure 3-37. GCAI Signal Configuration
74
Table 3-8. P1 Pin Assignment
75
Figure 3-38. GCAI Connector
75
Table 3-9. GCAI Connector Pin Assignment
76
Figure 3-39. APX 2000/ APX 4000 Encryption Architecture
77
Table 3-10. Secure Keypad KIT Numbers
78
Global Positioning Sytem (GPS)
79
Table 3-11. Power and I/O Pins for NL5500
80
Figure 3-40. GPS Block Diagram
80
Accelerometer
81
Table 3-12. SPI Interface
81
Figure 3-41. Accelerometer Block Diagram
81
Table 3-13. Register Address Map
82
Bluetooth
83
Figure 3-42. Relation of Bluetooth & LF Antenna Assembly to Main & Keypad Boards
83
Figure 3-43. Bluetooth Connection Flowchart
84
Figure 3-44. Bluetooth/Controller Interface with Clock Sources
85
Figure 3-45. Bluetooth Functional Block Diagram
85
Figure 3-46. Bluetooth Low-Frequency Circuit Block Diagram
86
Figure 3-47. Bluetooth Low-Frequency Pairing Data Path
86
Figure 3-48. Detailed Low-Frequency Transmit/Receive Paths
87
Figure 3-49. Chip Power-Up/Power-Down Sequence (Exernal Input/Output Shown)
87
Figure 3-50. Current Distribution Tree for Bluetooth Circuitry
88
Table 3-14. Bluetooth Host Processor UART I/O
89
Table 3-15. SPI I/O
90
Figure 3-51. Bluetooth LF UART Connection Block Diagram
90
Table 3-16. USB I/O
91
Figure 3-52. Bluetooth USB Interface to Main Board
91
Table 3-17. GPIO I/O
92
Chapter 4 Troubleshooting Procedures
93
Handling Precautions
93
Recommended Service Tools
94
Table 4-1. Recommended Service Tools
94
Standard Bias Table
95
Table 4-2. Standard Operating Bias - DC Voltages
95
Table 4-3. Standard Operating Bias - Clock Sources
95
Power-Up Self-Check Errors
96
Table 4-4. Power-Up Self-Check Error Codes
96
Power-Up Self-Check Diagnostics and Repair (Not for Field Use)
97
Table 4-5. Power-Up Self-Check Diagnostic Actions
97
Chapter 5 Troubleshooting Charts
99
List of Troubleshooting Charts
99
Table 5-1. Troubleshooting Charts
99
Main Troubleshooting Flowchart
101
Power-Up Failure
102
DC Supply Failure
113
Main Display Failure
120
Volume/Channel Error
121
Volume Set Error (APX 2000/ APX 4000 (Two Knobs))
122
Channel Select Error (APX 2000/ APX 4000 (Two Knobs))
123
Keypad Error
124
5.10 Side Button Error
125
5.11 RX Audio Error
126
5.12 TX Audio Error
128
5.13 Keyload/Secure Hardware/Memory
130
RX RF Failure
132
5.15 FGU Failure
143
VCO Failure
144
5.17 GPS Failure
150
Bluetooth Failure
152
PA Failure
157
Chapter 6 Troubleshooting Waveforms
163
List of Waveforms
163
Table 6-1. List of Waveforms
163
Clocks
164
Figure 6-1. 32 Khz Clock Waveform
164
Figure 6-2. 4 Mhz Clock Waveform
165
Figure 6-3. 12 Mhz Clock Waveform
166
Figure 6-4. 16.8 Mhz Clock Waveform
167
Figure 6-5. 24 Mhz Clock Waveform
168
Audio SSI
169
Figure 6-6. Audio SSI - Red Tx Waveform
169
Figure 6-7. Audio SSI - Red Rx Waveform
170
Figure 6-8. Audio SSI - Sync. Waveform
171
Figure 6-9. Audio SSI - BCLK. Waveform
172
Rx Ssi
173
Figure 6-10. RX SSI - CLK. Waveform
173
Figure 6-11. RX SSI - da Waveform
174
Figure 6-12. RX SSI - Fsync. Waveform
175
Tx Ssi
176
Figure 6-13. TX SSI - TX CLK. Waveform
176
Figure 6-14. TX SSI - da Waveform
177
Figure 6-15. TX SSI - Fsync. Waveform
178
Spi
179
Figure 6-16. SPI - CLK Waveform
179
Figure 6-17. CS Waveform
180
I2C Bus
181
Figure 6-18. I2C Bus - SCA Waveform
181
Figure 6-19. I2C Bus - SCA 5V Waveform
182
Figure 6-20. I2C Bus - SDA Waveform
183
One Wire
184
Figure 6-21. 1-Wire Waveform
184
Gcai
185
Figure 6-22. GCAI - GPIO0 Waveform
185
Figure 6-23. GCAI - GPIO4 Waveform
186
6.10 Usb
187
Figure 6-24. USB - D- Waveform
187
Figure 6-25. USB - D+ Waveform
188
6.11 Sdram
189
Figure 6-26. SDRAM - CLK Waveform
189
Figure 6-27. SDRAM - CLKX Waveform
190
6.12 Flash Control
191
Figure 6-28. FLASH CONTROL - ADV Waveform
191
Figure 6-29. FLASH CONTROL - CS3 Waveform
192
Figure 6-30. FLASH CONTROL - OE Waveform
193
Figure 6-31. FLASH CONTROL - RDY Waveform
194
Figure 6-32. FLASH CONTROL - WE Waveform
195
6.13 Receive Baseband Signals
196
Figure 6-33. Received Baseband Waveforms
196
6.14 Gps
197
Figure 6-34. GPS TCXO Waveforms
197
Figure 6-35. GPS RTC Waveforms
198
Figure 6-36. GPS UART DATA Waveforms
199
6.15 Bluetooth Troubleshooting Waveforms
200
Table 6-2. Bluetooth Command to TX
200
Table 6-3. Bluetooth Command to RX
201
Table 6-4. Low Frequency Command to TX
201
Table 6-5. Low Frequency Command to RX
201
Table 6-6. Bluetooth Test Points
202
Figure 6-37. Startup Waveforms - Vmax of TP16
203
Figure 6-38. Startup - Timing Difference of TP9 to TP16
204
Figure 6-39. Startup - Timing Difference of TP5 to TP16 and Voltage Statistics
205
Figure 6-40. Startup - Timing Difference of TP4 to TP16 and Time Statistics
206
Figure 6-41. Startup - Timing Difference of TP4 to TP5 and Time Statistics
207
Figure 6-42. Startup - Vmax of TP5 and Time Statistics
208
Figure 6-43. Startup - Vmax of TP4 and Time Statistics
209
Figure 6-44. Startup - Vmax of TP5 and Voltage Statistics
210
Figure 6-45. Startup - Vmax of TP9 and Voltage Statistics
211
Figure 6-46. Startup - Vmax of TP10 and Time Statistics
212
Figure 6-47. Startup - Vmax of TP16 and Voltage Statistics
213
Figure 6-48. Startup - Vmax of TP13 and Voltage Statistics
214
Figure 6-49. Startup - Vmax of TP11 and Voltage Statistics
215
Figure 6-50. Startup - Timing Difference of TP13 to TP16 and Time Statistics
216
Figure 6-51. Startup - Timing Difference of TP10 to TP13 and Time Statistics
217
Figure 6-52. Startup - Timing Difference of TP11 to TP13 and Time Statistics
218
Figure 6-53. Bluetooth CW on Spectrum Analyzer
219
6.16 Bluetooth Steady-State
220
Figure 6-54. Keypad Board - USB D+ Vmax and Packet Timing with Statistics
220
Figure 6-55. Keypad Board - USB D- Vmax and Packet Timing with Statistics
221
Figure 6-56. Keypad Board - VSW_3.6 Voltage Statistics
222
Figure 6-57. Keypad Board - 32 Khz Clock Vmax with Statistics
223
Figure 6-58. Keypad Board Waveforms - LF Coil When TX and RX
224
6.17 LF CW on Spectrum Analyzer
225
Figure 6-59. LF CW on Spectrum Analyzer
225
Chapter 7 Troubleshooting Tables
227
List of Board and IC Signals
227
Table 7-2. Mainboard to Back Kit Flex Connector Interface Pin-Out
228
Table 7-3. Main Back Kit Flex Connector to Main Board Connector Interface Pin-Out
231
Table 7-4. Main Back Kit Flex Connector to Keypad Board Connector Interface Pin-Out
234
Table 7-5. Keypad Board Connector to Mainboard Interface Pin-Out
237
Table 7-6. Keypad Board Connector to Front Kit Flex Interface Pin-Out
240
Table 7-7. Front Kit Connector Interface Pin-Out
242
Table 7-8. GCAI Flex Connector Interface Pin-Out
247
Table 7-9. PTT Flex Connector Interface Pin-Out
249
Table 7-10. Mainboard to Back Kit Flex Connector Interface Pin-Out
250
Table 7-11. Main Back Kit Flex Connector to Main Board Connector Interface Pin-Out
252
Table 7-12. Main Back Kit Flex Connector to Keypad Board Connector Interface Pin-Out
255
Table 7-13. Keypad Board Connector to Mainboard Interface Pin-Out
258
Table 7-14. Keypad Board Connector to Front Kit Flex Interface Pin-Out
261
Table 7-15. Front Kit Connector Interface Pin-Out
264
Table 7-16. GCAI Flex Connector Interface Pin-Out
269
Table 7-17. PTT Flex Connector Interface Pin-Out
271
Table 7-18. Overall GPIO Pin Functions
272
Table 7-19. Primary IC Reference Designator
280
Chapter 8 Schematics, Boards Overlays, and Parts Lists
281
List of Transceiver Schematics and Board Overlays
281
Table 8-1. List of Transceiver Schematics and Board Overlays
281
Figure 8-1. Transceiver (RF) Mainboard Overall Schematic (84012320001)
281
Figure 8-36. Transceiver (RF) Board Layout - Top Side (84012320001)
281
Figure 8-37. Transceiver (RF) Board Layout - Bottom Side (84012320001)
281
Figure 8-40. Transceiver (RF) Mainboard Overall Schematic (84012313002)
281
Figure 8-75. Transceiver (RF) Board Layout - Top Side (84012313002)
282
Figure 8-76. Transceiver (RF) Board Layout - Bottom Side (84012313002)
282
Figure 8-79. Transceiver (RF) Mainboard Overall Schematic (84012432001)
282
Figure 8-114.Transceiver (RF) Board Layout - Top Side (84012432001)
282
Figure 8-115.Transceiver (RF) Board Layout - Bottom Side (84012432001)
282
Figure 8-118.Transceiver (RF) Board Overall Schematic (84012266001)
282
Figure 8-152.Transceiver (RF) Board Layout - Top Side (84012266001)
282
Figure 8-153.Transceiver (RF) Board Layout - Bottom Side (84012266001)
282
Transceiver (RF) Boards: VHF (84012320001 / PC000352A01)
285
Figure 8-4. Controller Mainboard Circuit
288
Figure 8-5. ANTSWI Circuit
289
Figure 8-6. TX HF Circuit
290
Figure 8-7. Power Amplifier (PA) Circuit
291
Figure 8-8. Automatic Level Control Circuit
292
Figure 8-9. Receiver Front End Circuit
293
Figure 8-12. Receiver VCO Circuit
296
Figure 8-13. Transmitter VCO Circuit
297
Figure 8-14. DC Circuit
298
Figure 8-15. RF Interconnects Circuit
299
Figure 8-16. CPLD Circuit
300
Figure 8-17. OMAP User Interface Circuit
301
Figure 8-18. Memory Interface Circuit (84012320001)
302
Figure 8-19. Memory Interface Circuit (PC000352A01)
303
Figure 8-20. Audio Circuit (84012320001)
304
Figure 8-21. Audio Circuit (PC000352A01)
305
Figure 8-22. MAKO/DC Distribution Circuit (84012320001)
306
Figure 8-23. MAKO/DC Distribution Circuit (PC000352A01)
307
Figure 8-24. Serial Interface Circuit
308
Figure 8-25. GPS Bluetooth Circuit
309
Figure 8-26. Controller Circuit (84012320001)
310
Figure 8-27. Controller Circuit (PC000352A01)
311
Figure 8-28. Display/Keypad Lighting Control Circuit (84012320001)
312
Figure 8-29. Display/Keypad Lighting Control Circuit (PC000352A01)
313
Figure 8-30. LCD and Keypad Connector Circuit (84012320001)
314
Figure 8-31. LCD and Keypad Connector Circuit (PC000352A01)
315
Figure 8-32. GCAI MACE BT Interconnect Circuit (84012320001)
316
Figure 8-33. GCAI MACE BT Interconnect Circuit (PC000352A01)
317
Figure 8-38. Transceiver (RF) Board Layout - Top Side (PC000352A01)
322
Figure 8-39. Transceiver (RF) Board Layout - Bottom Side (PC000352A01)
323
Transceiver (RF) Boards: UHF1 (84012313002 / PC000353A01)
363
Figure 8-43. Controller Mainboard Circuit
366
Figure 8-44. DC Circuit
367
Figure 8-45. Receiver Back End Circuit
368
Figure 8-46. Receiver Front End Circuit
369
Figure 8-47. ANTSWI Circuit
370
Figure 8-48. Automatic Level Control Circuit
371
Figure 8-49. Receiver Back End Circuit
372
Figure 8-52. Power Amplifiercircuit
375
Figure 8-53. Transmitter HF Circuit
376
Figure 8-54. Receiver VCO Circuit
377
Figure 8-55. Transmitter VCO Circuit
378
Figure 8-56. CPLD Circuit
379
Figure 8-57. OMAP User Interface Circuit
380
Figure 8-58. Memory Interface Circuit (84012313002)
381
Figure 8-59. Memory Interface Circuit (PC000353A01)
382
Figure 8-60. Audio Circuit (84012313002)
383
Figure 8-61. Audio Circuit (PC000353A01)
384
Figure 8-62. MAKO/DC Distribution Circuit (84012313002)
385
Figure 8-63. MAKO/DC Distribution Circuit (PC000353A01)
386
Figure 8-64. Serial Interface Circuit
387
Figure 8-65. RF Interconnects Circuit
388
Figure 8-66. Controller Circuit (84012313002)
389
Figure 8-67. Controller Circuit (PC000353A01)
390
Figure 8-68. Display/Keypad Lighting Control Circuit (84012313002)
391
Figure 8-69. Display/Keypad Lighting Control Circuit (PC000353A01)
392
Figure 8-70. LCD and Keypad Connector Circuit (84012313002)
393
Figure 8-71. LCD and Keypad Connector Circuit (PC000353A01)
394
Figure 8-72. GCAI MACE BT Interconnect Circuit (84012313002)
395
Figure 8-73. GCAI MACE BT Interconnect Circuit (PC000353A01)
396
Figure 8-74. GPS Bluetooth Circuit
397
Figure 8-77. Transceiver (RF) Board Layout - Top Side (PC000353A01)
400
Figure 8-78. Transceiver (RF) Board Layout - Bottom Side (PC000353A01)
401
Transceiver (RF) Boards: UHF2 (84012432001 / PC000354A01)
441
Figure 8-82. Controller Mainboard Circuit
444
Figure 8-83. DC Circuit
445
Figure 8-84. Transmitter HF Circuit
446
Figure 8-85. Power Amplifier Circuit
447
Figure 8-86. Automatic Level Control Circuit
448
Figure 8-87. Receiver Front End Circuit
449
Figure 8-90. Receiver VCO Circuit
452
Figure 8-91. Transmitter VCO Circuit
453
Figure 8-94. DC Circuit
456
Figure 8-95. RF Interconnects Circuit
457
Figure 8-96. CPLD Circuit
458
Figure 8-97. OMAP User Interface Circuit
459
Figure 8-98. Memory Interface Circuit (84012432001)
460
Figure 8-99. Memory Interface Circuit (PC000354A01)
461
Figure 8-100.Audio Circuit (84012432001)
462
Figure 8-101.Audio Circuit (PC000354A01)
463
Figure 8-102.MAKO/DC Distribution Circuit (84012432001)
464
Figure 8-103.MAKO/DC Distribution Circuit (PC000354A01)
465
Figure 8-104.Serial Interface Circuit
466
Figure 8-105.GPS Bluetooth Circuit
467
Figure 8-106.Controller Circuit (84012432001)
468
Figure 8-107.Controller Circuit (PC000354A01)
469
Figure 8-108.Display/Keypad Lighting Control Circuit (84012432001)
470
Figure 8-109.Display/Keypad Lighting Control Circuit (PC000354A01)
471
Figure 8-110.LCD and Keypad Connector Circuit (84012432001)
472
Figure 8-111.LCD and Keypad Connector Circuit (PC000354A01)
473
Figure 8-112.GCAI MACE BT Interconnect Circuit (84012432001)
474
Figure 8-113.GCAI MACE BT Interconnect Circuit (PC000354A01)
475
Figure 8-116.Transceiver (RF) Board Layout - Top Side (PC000354A01)
478
Figure 8-117.Transceiver (RF) Board Layout - Bottom Side (PC000354A01)
479
Transceiver (RF) Boards: 700 - 800 Mhz (84012266001 / PC000351A01)
519
Figure 8-121.Controller Mainboard Circuit
522
Figure 8-122.DC Circuit
523
Figure 8-123.Receiver Back End Circuit
524
Figure 8-124.Receiver Front End Circuit
525
Figure 8-125.ANTSWI Circuit
526
Figure 8-126.Automatic Level Control Circuit
527
Figure 8-127.Receiver Back End Circuit
528
Figure 8-130.Power Amplifiercircuit
531
Figure 8-131.Transmitter HF Circuit
532
Figure 8-132.VCO Circuit
533
Figure 8-133.CPLD Circuit
534
Figure 8-134.OMAP User Interface Circuit
535
Figure 8-135.Memory Interface Circuit (84012266001)
536
Figure 8-136.Memory Interface Circuit (PC000351A01)
537
Figure 8-137.Audio Circuit (84012266001)
538
Figure 8-138.Audio Circuit (PC000351A01)
539
Figure 8-139.MAKO/DC Distribution Circuit (84012266001)
540
Figure 8-140.MAKO/DC Distribution Circuit (PC000351A01)
541
Figure 8-141.Serial Interface Circuit
542
Figure 8-142.RF Interconnects Circuit
543
Figure 8-143.Controller Circuit (84012266001)
544
Figure 8-144.Controller Circuit (PC000351A01)
545
Figure 8-145.Display/Keypad Lighting Control Circuit (84012266001)
546
Figure 8-146.Display/Keypad Lighting Control Circuit (PC000351A01)
547
Figure 8-147.LCD and Keypad Connector Circuit (84012266001)
548
Figure 8-148.LCD and Keypad Connector Circuit (PC000351A01)
549
Figure 8-149.GCAI MACE BT Interconnect Circuit (84012266001)
550
Figure 8-150.GCAI MACE BT Interconnect Circuit (PC000351A01)
551
Figure 8-151.GPS Bluetooth Circuit
552
Figure 8-154.Transceiver (RF) Board Layout - Top Side(PC000351A01)
555
Figure 8-155.Transceiver (RF) Board Layout - Bottom Side (PC000351A01)
556
Transceiver (RF) Boards: 900 Mhz (84012478001)
595
Figure 8-156.Transceiver (RF) Board Overall Schematic
595
Figure 8-157.Controller Mainboard Circuit
596
Figure 8-158.DC Circuit
597
Figure 8-159.Receiver Back End Circuit
598
Figure 8-160.Receiver Front End Circuit
599
Figure 8-161.ANTSWI Circuit
600
Figure 8-162.Automatic Level Control Circuit
601
Figure 8-163.Receiver Back End Circuit
602
Figure 8-166.Power Amplifier Circuit
605
Figure 8-167.Transmitter HF Circuit
606
Figure 8-168.Receive and Transmit VCO Circuit
607
Figure 8-169.CPLD Circuit
608
Figure 8-170.OMAP User Interface Circuit
609
Figure 8-171.Memory Interface Circuit
610
Figure 8-172.Audio Circuit
611
Figure 8-173.MAKO/DC Distribution Circuit
612
Figure 8-174.Serial Interface Circuit
613
Figure 8-175.RF Interconnects Circuit
614
Figure 8-176.Controller Circuit
615
Figure 8-177.Display/Keypad Lighting Control Circuit
616
Figure 8-178.LCD and Keypad Connector Circuit
617
Figure 8-179.GCAI MACE BT Interconnect Circuit
618
Figure 8-180.GPS Bluetooth Circuit
619
Figure 8-181.Transceiver (RF) Board Layout - Top Side
620
Figure 8-182.Transceiver (RF) Board Layout - Bottom Side
621
Keypad Board (84012282001)
639
Figure 8-183.Keypad Board Overall Circuit Schematic (Basic)
639
Figure 8-184.Keypad Matrix Circuit (Basic)
640
Figure 8-185.Keypad Board Overall Circuit Schematic (Expanded)
641
Figure 8-186.Keypad Matrix Circuit (Expanded)
642
Figure 8-187.GPS Bluetooth Circuit
643
Figure 8-188.MACE Circuit
644
Figure 8-189.Keypad Board Layout - Top Side
645
Figure 8-190.Keypad Board Layout - Bottom Side
646
Keypad Lite Board (84012559002)
661
Figure 8-191.Keypad Lite Board Overall Circuit Schematic
661
Figure 8-192.Keypad Lite Matrix Circuit
662
Figure 8-193.Keypad Lite Board Layout - Top Side
663
Figure 8-194.Keypad Lite Board Layout - Bottom Side
664
Keypad Board (APX 2000/ APX 4000 (Two Knobs)) (PC000356A02 (Model 2) / PC000356A01 (Model 3))
667
Figure 8-195.Keypad Board Overall Circuit Schematic (Expanded)
667
Figure 8-196.Keypad Matrix Circuit (Expanded)
668
Figure 8-197.GPS Bluetooth Circuit
669
Figure 8-198.MACE Circuit
670
Figure 8-199.Keypad Board Layout - Top Side
671
Figure 8-200.Keypad Board Layout - Bottom Side
672
Glossary
685
Table of Contents
691
Appendix A EMEA Warranty, Service and Technical Support
693
List of Tables
695
List of Figures
696
Chapter 1 Introduction
701
General
701
Notations Used in this Manual
702
Chapter 2 Radio Power
703
General
703
DC Power Routing
704
Chapter 3 Theory of Operation
705
Main Board
707
Controller
725
Chapter 4 Troubleshooting Procedures
751
Handling Precautions
751
Recommended Service Tools
752
Standard Bias Table
753
Power-Up Self-Check Errors
754
Power-Up Self-Check Diagnostics and Repair (Not for Field Use)
755
Chapter 5 Troubleshooting Charts
757
List of Troubleshooting Charts
757
Main Troubleshooting Flowchart
759
Power-Up Failure
760
DC Supply Failure
771
Main Display Failure
778
Volume/Channel Error
779
Keypad Error
780
Side Button Error
781
RX Audio Error
782
5.10 TX Audio Error
784
RX RF Failure
786
5.12 FGU Failure
797
VCO Failure
798
PA Failure
802
Chapter 6 Troubleshooting Waveforms
807
List of Waveforms
807
Clocks
808
Audio SSI
813
Rx Ssi
817
Tx Ssi
820
Spi
823
I2C Bus
825
One Wire
828
Gcai
829
6.10 Usb
831
6.11 Sdram
833
6.12 Flash Control
835
6.13 Receive Baseband Signals
840
Chapter 7 Troubleshooting Tables
841
List of Board and IC Signals
841
Chapter 8 Schematics, Boards Overlays, and Parts Lists
873
List of Transceiver Schematics and Board Overlays
873
A.1 Warranty and Service Support
1065
A.2 European Radio Support Centre (ERSC)
1066
A.4 Technical Support
1067
B.2 Replacement Parts Ordering
1071
C.2 Replacement Parts Ordering
1075
C.3 Motorola Service Centers
1076
Technical Support
1077
D.3 Motorola Service Centers
1078
Other manuals for Motorola APX 2000
User Guide
206 pages
Basic Service Manual
526 pages
Quick Reference Guide
46 pages
5
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Motorola APX 2000 Specifications
General
Brand
Motorola
Model
APX 2000
Category
Two-Way Radio
Language
English
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