EasyManuals Logo
Home>Motorola>Two-Way Radio>HT Series

Motorola HT Series User Manual

Motorola HT Series
639 pages
To Next Page IconTo Next Page
To Next Page IconTo Next Page
To Previous Page IconTo Previous Page
To Previous Page IconTo Previous Page
Page #621 background imageLoading...
Page #621 background image
900 MHz Circuit Board/Schematic Diagrams and Parts List (PCB 8471203M01) 9-471
C476
10uF
NU
R499
10K
Q410
213
64
R471
5.6K
C450
NU
NU
212
6 4 Q411
5V
SWB+
EXT_SPKR_SEL
AUDIO_PA_ENA
3
OUT2NEG
13
OUT2POS
8
SELECT
6
SVR
5
CCV
20
CCV
11
15
MODE
4
2
NC1
7
NC2
9
NC3
12
NC4
19
NC5
OUT1NEG
18
OUT1POS
U420
TDA8547
1DN
G
1
2DNG
10
IN1NEG
17
IN1POS
16
IN2NEG
14
IN2POS
C447
.022uF
36K
R424
R472
36K
R423
470K
C448
0.1uF
A
UDIO
R431
470K
10uF
C475
UNSWB+
1
2
0.1uF
C442
10
R473
390nH
L400
2.2uF
C440
1K
R436
R434
330
C443
0.1uF
C444
100pF
C441
100pF
2K
R435
2.2uF
C438
C445
100pF
R421
2K
390nH
L401
Vdda
5V
INT_MIC
EXT_MIC
5.6V
VR432
BOOT_CTRL
FLAT_RX_SND
SCI_RX
SCI_TX
RSSI
C495
100pF
C496
100pF
5.6V
VR433
C494
100pF
100pF
C497
VR450
12.0V
C492
100pF
100pF
C493
C491
100pF
100pF
C490
VR434
6.8V
AUDIO_PA
GND
MIC
GND
GND
INT_SPK-
EXT_SPK+
EXT_SPK-
OPT_B+
EXT_MIC
OPT_SEL_2
OPT_SEL_1
GND
RX_DATA
TX_DATA
GND
RSSI
RX_AUDIO/TX_AUDIO
INT_SPK+
NC
BOOT_CTRL
J403-6
J403-15
J403-8
J403-7
J403-14
J403-5
J403-9
J403-4
J403-1
J403-11
J403-17
J403-12
J403-19
J403-16
J403-10
J403-2
J403-3
J403-13
J403-20
J403-18
20 PIN CONN
J403
VR448
10.0V
VR447
10.0V
VR445
10.0V
VR449
10.0V
10.0V
VR446
R450
68
C473
100pF
C471
100pF
C472
100pF
OPT_SEL2
SWB+
OPT_SEL1
1K
R477
Figure 9-276. 900 MHz Controller Audio Power Amplifier

Table of Contents

Other manuals for Motorola HT Series

Questions and Answers:

Question and Answer IconNeed help?

Do you have a question about the Motorola HT Series and is the answer not in the manual?

Motorola HT Series Specifications

General IconGeneral
BrandMotorola
ModelHT Series
CategoryTwo-Way Radio
LanguageEnglish

Related product manuals