Motorola GP320 Series Service Information - Page 26
Browse online or download pdf Service Information for Radio Motorola GP320 Series. Motorola GP320 Series 30 pages. Professional radio, power distribution and controller
Also for Motorola GP320 Series: User Manual (26 pages), User Manual (26 pages), Service Information (32 pages), Service Information (30 pages)
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3-16
C358
NU
5V
C328
R372
NU
NU
2
8
DISC_OUT
R371
3
IF_DISC_OUT
4
NU
C383
NU
Vdda
R377
NU
C337
R378
NU
NU
Controller ASFIC / ON-OFF
R370
0
C359
NU
R374
NU
U303-1
U303-2
LM2904
LM2904
1
NU
6
8
7
NU
R373
5
4
R375
NU
NU
C390
NU
R376
NU
TP410
1
800 MHz only
C405
100pF
Vdda
C410
R475
0.1uF
0
C408
100pF
C407
0.1uF
URX_SND
R425
30K
RX_AUD_RTN
R445
C479
24K
0.1uF
C411
Vdda
0.1uF
R449
24K
1
VDDA
2
DISC
3
GNDA
4
DACU
DACRx
5
DACR
VS_GAINSEL
6
U404
DACG
VS_AUDSEL
7
VOX
09Z41
VOX
8
C430
PLCAP
5185130C53
9
0.1uF
SQIN
10
UIO
FLAT_RX_SND
11
VDDDAC
12
AGCCAP
C414
C452
0.1uF
4.7uF
C451
C415
0.1uF
.022uF
Controller - Set 3 (PCB 8486458Z03, 8486686Z02)
4V_3.3V
R405
R402
0
NU
SWB+
Q400
Vddd
TP406
1
3
C401
C400
R401
0.1uF
.01uF
0
C403
U400
10uF
LP2951ACMM-3.3
1
8
C402
R407
OUTPUT
INPUT
5
INT_EXT_Vdd
7
0.1uF
68K
ERROR
2
3
FEEDBACK
SENSE
6
SHUTDOWN
VTAP
C406
0.1uF
Used for Lowband Only
R476
24K
RESET
C498
NU
C409
0.1uF
R451
R448
15K
10K
R447
Q403
2
MECH_SWB+
R452
100K
R455
CR440
NU
100K
1
R456
3
R453
2
C480
NU
0
10uF
1
R454
NU
36
TX_AUD_RTN
TXRTN
35
GCB3
RED_LED
34
C419
CLK168
16.8MHz
33
VDDD
NU
32
VDDCP
31
GNDD
30
GNDD0
29
F1200
F1200
28
SYN
SYN
27
VDDSYN
C416
26
NC
0.1uF
25
PLCAP2
Vdda
C422
C421
0.1uF
0.1uF
C420
.01uF
R413
R400
0
Vddd
47K
5V
C428
C427
0.1uF
100pF
R429
75K
EE_CS
U407
X25128-2.7
8
FROM_RF
6
SCK
1
CS
2
3
MISO
WP
SO
7
HOLD
5
SI
4
4Kx8 BIT
EEPROM
UNSWB+
2
1
R406
75K
BATT_CODE
Vddd
R427
2.7K
CR412
3
A1 4
K1
BATT_DATA_IN
2
A2 5
K2
1
A3 6
K3
Q405
4
1
2
3
R416
OFF_BATT_DATA_OUT
10K
3