Motorola PRO Elite Serie Manual De Servicio página 82

Diagramas de la tarjeta del controlador
Vdda
(3.3V)
DEMOD
DACRx
VOX
FLAT_RX_SND
Figura 5-12. Diagrama esquemático del ASIF/ON_OFF del controlador
TP410
1
C409
C408
0.1uF
470pF
Vdda
R475 C410
0.1uF
0
R425
30K
C479
0.1uF
R481
24K
R445
24K
C411
0.1uF
R449
24K
1 TXRTN 36
VDDA
2 GCB3 35
DISC
3 34
GNDA CLK168
4 33
DACU ASFIC CMP VDDD
5 32
N.U. DACR VDDCP
U404
6
31
N.U. DACG 30C53 GNDD
7
30
VOX GNDD0
5185130C53
8 29
PLCAP F1200
C430
9 28
0.1uF SQIN SYN
10 27
VDDSYN
UIO
11 26
VDDDAC NC
12 PLCAP2 25
AGCCAP
C414 C451
C415 C452
0.1uF 0.1uF 1uF .022uF
C420
.01uF
ZMY0130781-O
SWB+
(3.3V)
Vddd
TP406
1
C401
C400
0.1uF
.01uF
U400
LP2951ACMM-3.3 C402
1 0.1uF
8
INPUT OUTPUT
5
7
FEEDBACK ERROR
3 2
SHUTDOWN SENSE
6
VTAP
R476
24K
RESET
R448
4813824A17 R451
10K 15K
MMBT3906L
Q403
R447
R452 2
100K
100K
R455
MECH_SWB+
1 NU
3 R456
0
C480 R453
NU
10uF
R454
NU
C481
0.1uF
RED_LED
16.8MHz C419
NU
F1200
SYN
C416
0.1uF
Vdda
(3.3V)
C422
C421
0.1uF
0.1uF
R413
0
R400
47K
Vddd
5V
C427 C428
470pF 0.1uF
R429
10K
EE_CS
U407
X25650-2.7
8K x 8 EEPROM
6
SCK
1 CS
2
3 WP
MISO
SO
7
HOLD
5 SI
EEPROM
4809579E18
BCX71KL
Q400
BATT_CODE
3 2 Vddd
UNSWB+
1
R406 R427
75K 2.7K
RB731U
C403 4802245J62
10uF CR412
BATT_DATA_IN
K1 A1
K2 A2
4802245J54
K3 A3
4 Q405
UMG5
2 3
1
R416
10K
OFF_BATT_DATA_OUT
CR440
2
3
1
4813833C02
MMBD6100LT1
5-12