TA2922 Universal Line Interface Service Manual PCB Information 57
March 2010 © Tait Electronics Limited
Circuit diagram (228-29221-00)
ISOLATED E&M INTERFACE
TX LINE AUDIO
TX LINE OUTPUT
I/O MATRIX SIGNALS
CONNECTOR
P. PTT DIRECT
C. GROUND
D. /PTT IN 1
E. LINE IN 1
A. LINE OUT 1
TM8000/TM9000
INTERNAL OPTIONS
PROGRAMMING
N. LINE OUT UNBAL
O. GATE OUT DIRECT
M. LINE IN UNBAL
2 WIRE
TRANSFORMER
2 WIRE
6
Z. AUX I/O
TTL PULL UPS
TTL DATA PASS THROUGH
LEVEL ADJUST
SIDE TONE
RX LINE INPUT
PULL UP
EXT GPIO
SOFTWARE
OPTION
LINK
3
2 WIRE
SOURCE SELECT
ADJUST
LINE OUT
LEVEL ADJUST
RX BEEP FROM CPU
RX LINE TO
TALK THROUGH
OPTION
TRANSFORMER
TX LINE
FITTED
NORMALLY
VR3 NOT
LINE IN
EXTERNAL OPTIONS
TM8000/TM9000
CONNECTOR
TX BEEP FROM CPU
GATE OUT
7
4
LEVEL
LED
TX LINE AMPLIFIER
3.3V REGULATOR
CONNECTOR
FACTORY ONLY
FOR CONNECTOR PIN FUNCTION CUSTOMISATION
SOLDER BLOB I/O SIGNAL MATRIX
F. LINE IN 2
R. EXT GPIO4
Y. CTS OUT
X. RTS IN
U. EXT GPIO7
T. EXT GPIO6
S. EXT GPIO5
Q. EXT GPIO3
L. RSSI
K. AUX MIC AUD
J. +13V8_SW
I. LINE OUT 2
H. /GATE OUT 2
G. /PTT IN 2
B. /GATE OUT 1
CONNECTOR
PROGRAMMING
TECHNICIAN
PROGRAMMING DATA IN
PROGRAMMING DATA OUT
V. RADIO DATA IN
W. RADIO DATA OUT
2 WIRE
STATUS
AUDIO LEVEL
DETECTOR
5
31
Mon Jan 25 12:06:45 2010
-
+
987645312
A
B
C
D
E
F
G
H
I
J
K
L
M
P
Q
T
U
V
W
X
Y
Z
S
R
O
N
VCC
GND
T1OUT
T2OUT
R1IN
R2IN
V+
V-
C1+
C1-
C2+
C2-
T1IN
T2IN
R1OUT
R2OUT
Q7'
Q7
Q5
Q2
Q3
Q4
Q6
GND
VCC
Q0
Q1
DS
MR
OE
SHCP
STCP
+
OUT
NBCNTL
IN
GND
+
VCC
GND
OUT+
OUT-
IN-
IN+
SVR
MODE
+
+
MCLR_VPP_RE3
RD0_PSP0
NC
RA0_AN0
RA1_AN1
RA2_AN2_VREF-
RA3_AN3_VREF+
RC1_T1OSI_CCP2
RC0_T1OSO_T13CKI
RA5_AN4_SS_HLVDIN
RA4_T0CKIRB6_KBI2_PGC
RB7_KBI3_PGD
RB5_KBI1_PGM
RB4_KBI0_AN11
RB3_AN9_C12IN2-_CCP2
RB2_INT2
RB1_INT1
RB0_INT0
RD3_PSP3
RD2_PSP2
RD1_PSP1
RD5_PSP5
RD4_PSP4
NC
NC
OSC2_CLKOUT_RA6
OSC1_CLKIN_RA7
RE2_CS_AN7
RE1_WR_AN6
RE0_RD_AN5
RC7_RX_DT
RC6_TX_CK
RC5_SDO
RC4_SDI_SDA
RC3_SCK_SCL
RC2_CCP1_P1A
GND
VDD
RD7_PSP7
RD6_PSP6
NC
+
V+
VEE
V-
EN
Y0
Y1 S
Z
Y0
Y1 S
Z
Y0
Y1 S
Z
V+
V-
-
+
-
+
-
+
+
228-29221-00 A
TA2922-01
228_29221A Hoffman
TAIT ELECTRONICS
R88
R86
C22
R87
C7
R85R84
D13
R83
TP10
TP11
TP9
TP5
TP2
TP4
TP3
TP13
TP14
TP8
TP15
TP16
C15
C57C55
R36
R22
R23
R19
R52R53R54R55
R63
C51C16C49
C50
R70
C23C27
R61
F1
4
3
6
52
1
U7
R79
J1
C56
6
5
4
3
2
1
S1
R42
R18
R64
LK9
D12
D12
C14 C13
C54
R11
6
5
4
3
2
1
S2
R38
C11
R37
C9
R40R41
C12 C10
R60
R17
C47
C48
R43
X1
C17
C21
C18
C20
C19
C52
D9
R69
R47
R48
R49
R50
R51
D2
16
12
11
9
7
6
5
4
3
2
1
15
13
10
8
14
U5
16
6
2
710
1411
98
12 13
15
5
4
3
1
U8
R10
R75R74
R9 Q2
Q4
R12
C33
R14
R16
R81LK8
R45
C53
Q5
R13
R8
R56
D11
D10
D8
23
41
DS1
R57 R58
R46
3
2
1
LK5
R80
R82
R76
R77
R78
3
2
1
LK6
3
2
1
LK1
R15
D1
Q3
R65 LK7
RL1
RL1
RL1
R44
C26R3
R39
R30
C8
3
1
2
U4
R68
R73
Q8
D8
D7
C1
R7
C46
C29
R1
R4
R5
C30
WIP
CW
CCW
VR3
R2
WIP
CW
CCW
VR2
R6
R59
R35
C31
R62 LK4
R27
C32
C6
R29
R28
R32
R31
12
14
13
U4
5
7
6
U4
10
8
9
U4
4
11
U4
R34
4
6
3
1
T2
FL4
FL3
D6
D5
C36
R71
R72
R66
R67
Q6
Q7
14
13
12
11
U2
15
1
2
10
U2
4
3
5
9
U2
7
16
8
6
U2
C2
WIP
CW
CCW
VR1
C3
R24
Q1R20
R21
R25
R26
C24
C4
C28 C5C25
R33
C34
6
2
5
81
4
3
7
U3
C35
D4
D3
FL2
FL1
4
5
6
3
1
T1
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
SK2
C41
C40
C39
C38
C37
C45
C44
C43
C42
28 7
27
26
25
5
4
3
2
41
40
39
38
1
44
43
42
37
36
35
32
17
16
15
14
11
10
9
8
24
23
22
21
20
19
31
30
34
33
13
12
18
29 6
U1
11
10
9
8
7
6
5
4
3
2
1
SK1
+3V3
100NF
18F45K20
100K
100K
100K
100NF
11233
3.3V
1K
+3V3
10NF
BZX84
22PF
DNI
DATA_OUT_TTL
RTS_IN_TTL
SOLDER-BLOB
DATA_IN_TTL
DNI
AUD_TAP_OUT
AGND
+13V8_SW
AUX_MIC_AUD
RX_BEEP_IN
22PF
/GATE_OUT_2
GND
300MA
PTT_IN2
HCPL-181
100PF
DNI
10K
DNI
35V
RX_SOURCE
RSSI
RESET
10K
DNI
17
PTT_DIRECT
GATE_OUT_DIRECT
LINE_OUT_UNBAL
LINE_IN_UNBAL
-GATE_OUT1
GND
-PTT_IN1
-GATE_OUT2
LINE_OUT2
AUX_MIC_AUD
TXAF
17
18
21
GND
MCLR
PGD
10K
VDD
N/C
PGC
RELAY-DPDT
+13V8_SW
BC857
AFL_SOURCE
RX_GATE_OUT1
OTHER_GATE
10K
DNI
DNI
CTS_OUT_TTL
AUD_TAP_IN
RAD_DATA_OUT
CTS_OUT
RTS_IN
3232
RAD_DATA_IN
100PF
PESD3V3L5UY
12.288MHZ
DNI
23
DNI
22
DNI
25
22
25
100NF
23
24
100NF
DATA_IN_TTL
3.3V
PESD3V3L5UY
TD
PL6HR
20
22
LINE_OUT1
AUX_I/O
CTS_OUT
RAD_DATA_OUT
1NF
1NF
-
TM8/9K UNIVERSAL OPTIONS
4.7K
19
74HC595S
GREEN
10K
RX_AUD
4053
1K
100NF
CENTRE_TAP
BZX84
10K
DNI
RTS_IN
470
LINE_IN1
0
RX_SOURCE
1M
22K
10UF
100NF
105K
470
SDO
324
DNI
100NF
PTT_IN2
RD
22K
1NF
100NF
25
1K
1UF
10
10K
1NF
1NF
19
18
324
4053 324
IOP_GPIO1
4.7K
10K
12K
IOP_GPIO3
IOP_GPIO4
1NF
1NF
470
DGND
IOP_RXD
10K
10K
4053
BC817
RSSI
IOP_GPIO2
IOP_GPIO7
IOP_GPIO6
IOP_GPIO5
SK18MM
IOP_TXD
330NF
560
20
470PF
5.1V
SK9DR
BZX84
24
EXT_IO<17..25>
324
27K
10K
1M
100NF
100PF
10K
1NF
21
1NF
1NF
1NF
DNI
BZX84
5.1V
324
470
22
10K
BAV99
DNI
10NF
10UF
10K
24
23
DNI
23
DNI
LINE_IN2
-PTT_IN2
+13V8_SW
RSSI
470
BAV99
100NF
2.4K
5.1V
1K
1NF
10K
12K
100NF
BC817
180K
100
100NF100PF
TDA8541
10K
DNI
PTT_DIRECT
22K
LO_MUTE
BC817
10K
OTHER_GATE
470
100NF
100NF10UF
10UF
35V
100NF
RXAF
AF_LEVEL
100NF100NF
LO_MUTE
3.3V
100NF
BAV99
DNI
BC817
10
1UF1UF
10
10K
GATE_PULLUP
10K
470
RAD_DATA_IN
100NF
10UF
100NF
4053
10K
P2782
BC817
10K
100NF
100NF
560
BAV99
BC817
LINK
LINK
LINK
BC857
RX_GATE_OUT2
GATE_OUT_DIRECT
100NF
P2781
5.1V
DNI
10K
DNI
10K
SOLDER-BLOB
SOLDER-BLOB
SOLDER-BLOB
BAV99
SUPPLY_SENSE
IOP_RXD
TX_BEEP
RX_BEEP
STATUS_LED
SCLK
-OEN
PTT_IN1
100NF
PL2X3HR
BAV99
I/OPAD
BAV99
100PF
120K
+13V8
+3V3
+13V8
+3V3
+13V8_SW
+3V3
+13V8
+3V3 +3V3
+3V3
+13V8_SW
+3V3
+13V8
+3V3
BIAS
+3V3
+13V8
BIAS
+13V8
+13V8
+13V8_SW
BIAS
+3V3
+13V8_SW
+3V3
BIAS
+3V3
+13V8
+3V3
+3V3+3V3
+13V8
+3V3
+3V3
100K
100K
100K
100K
100K
100K
100K
100K
100K
100K
100K
100K
100K
10UF
1UF
BAV99
DESIGN CLONED FROM TEA A8000-UIS REV 1.0 A HOFFMAN ANURA G
ANURA GA HOFFMAN
00A
00B IMPROVED SILKSCREEN. 24OCT09
12AUG09
220NH
220NH
220NH
220NH
GPIO1
GPIO4
GPIO3
GPIO2
GPIO6
GPIO5
GATE_PULLUP
GPIO7
DATE
10
ENGINEER:
FILE DATE:
VARIANT:
14
7
9
REV/ISS
4
13 14
K
12
J
H
G
F
118
E
D
C
B
A
1211108
43
K
12
G
F
J
H
675
C
B
E
D
31
A
2
5 96
OF
SHEET NUMBER:
13
FILE NAME:
ISSUE:IPN:
A1
CHECKEDDRAWNAMENDMENTS
+
+
-
+
-
+
-
V-
V+
Z
SY1
Y0
Z
SY1
Y0
Z
SY1
Y0
EN
V-
VEE
V+
+
FLASH MICRO
NC
RD6_PSP6
RD7_PSP7
VDD
GND
RC2_CCP1_P1A
RC3_SCK_SCL
RC4_SDI_SDA
RC5_SDO
RC6_TX_CK
RC7_RX_DT
RE0_RD_AN5
RE1_WR_AN6
RE2_CS_AN7
OSC1_CLKIN_RA7
OSC2_CLKOUT_RA6
NC
NC
RD4_PSP4
RD5_PSP5
RD1_PSP1
RD2_PSP2
RD3_PSP3
RB0_INT0
RB1_INT1
RB2_INT2
RB3_AN9_C12IN2-_CCP2
RB4_KBI0_AN11
RB5_KBI1_PGM
RB7_KBI3_PGD
RB6_KBI2_PGC RA4_T0CKI
RA5_AN4_SS_HLVDIN
RC0_T1OSO_T13CKI
RC1_T1OSI_CCP2
RA3_AN3_VREF+
RA2_AN2_VREF-
RA1_AN1
RA0_AN0
NC
RD0_PSP0
MCLR_VPP_RE3
+
+
MODE
SVR
IN+
IN-
OUT-
OUT+
GND
VCC
+
REGULATOR
GND
IN
CNTL NB
OUT
+
STCP
SHCP
OE
MR
DS
Q1
Q0
VCC
GND
Q6
Q4
Q3
Q2
Q5
Q7
Q7'
RS232
R2OUT
R1OUT
T2IN
T1IN
C2-
C2+
C1-
C1+
V-
V+
R2IN
R1IN
T2OUT
T1OUT
GND
VCC
I/O
SK1
9X26ARRAY
N
O
R
S
Z
Y
X
W
V
U
T
Q
P
M
L
K
J
I
H
G
F
E
D
C
B
A
21354 6789
+
-
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