Controller Asfic/On_Off Schematic Diagram - Motorola HT Series Detailed Service Manual

60
C358
NU
5V
C328
NU
R372
NU
U303-1
LM2904
R371
DISC_OUT
NU
2 8
1
3
IF_DISC_OUT
4
C383
NU
Vdda
R377
NU
C337
R378
NU
NU
December 26, 2003
R370
0
C359
NU
URX_SND
R374
NU
RX_AUD_RTN
Vdda
U303-2
R373 LM2904
NU R375
6 8
NU
7
5
4
DACRx
C390
VS_GAINSEL
NU
VS_AUDSEL
VOX
C430
0.1uF
R376 FLAT_RX_SND
NU
Figure 5-10. Controller ASFIC/ON_OFF Schematic Diagram
TP410 SWB+
1
TP406
1
C405
100pF
800MHz only
C401
0.1uF
Vdda
INT_EXT_Vdd
C410
R475 0.1uF
0
C406
C408 C409
Used for Lowband Only
100pF 0.1uF
RESET
C407
0.1uF
R447
MECH_SWB+
100K
R425
30K
C479
0.1uF
R445
24K
C411
0.1uF
R449
24K
1 36
VDDA TXRTN
2 GCB3 35
DISC
3 CLK168 34
GNDA
4 VDDD 33
DACU
5 VDDCP 32
DACR
6 U404 GNDD 31
DACG
7 30C53 GNDDO 30
VOX
8 F1200 29
PLCAP
9 SYN 28
SQIN
10 VDDSYN 27
UIO
11 NC 26
VDDDAC
12 25
SQCAP PLCAP2
C421
C414 C415 C452
C451 0.1uF
0.1uF 0.1uF 4.7uF .022uF
C420
.01uF
R400
47K
FROM_RF
Circuit Board/Schematic Diagrams and Parts List
4V_3.3V
R405
R402
0
NU
Q400
Vddd
3 2
C400
R401
.01uF 1
R406
0
75K
C403
U400
LP2951ACMM-3.3 10uF
1
8
INPUT C402
OUTPUT
5
R407 7
FEEDBACK 0.1uF
68K ERROR
3 2
SHUTDOWN
6
SENSE
Q405 4
VTAP
0.1uF
2
1
R476
24K
R416
R448 R451
10K
10K 15K
Q403
OFF_BATT_DATA_OUT
2
R452
R455
R456
1 CR440
NU
100K 0
3
R453
C480 2
NU
10uF 3
R454 1
NU
TX_AUD_RTN
RED_LED
C419
16.8MHz
NU
F1200
SYN
C416
0.1uF
Vdda
C422
0.1uF
R413
0
Vddd
5V
C427 C428
100pF 0.1uF
R429
10K
EE_CS U407
X25128-2.7
8
6
SCK
1
CS
3 2
MISO
WP SO
7
HOLD
5
SI
4
4Kx8 BIT
EEPROM
BATT_CODE
Vddd
UNSWB+
R427
2.7K
CR412
4
3
K1 A1
5
2
K2 A2
A3 6 BATT_DATA_IN
1
K3
3
FMR-2045A-2