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

30
C358
NU
5V G
C328
R372
NU
NU
U303-1
2 8 LM2904
DISC_OUT G
1 NU
3
R371
IF_DISC_OUT
4
NU
C383
NU
Vdda G
R377
NU
C337
R378
NU
NU
December 26, 2003
R370
0
C359
NU
URX_SND
RX_AUD_RTN
R374
NU
U303-2
LM2904
6 8
7
NU
R373 5
4 R375
NU
DACRx
NU
C390 VS_GAINSEL
NU
VS_AUDSEL
FLAT_RX_SND
R376
NU
Figure 2-10. Controller ASFIC/ON_OFF Schematic Diagram
TP410
1
TP406
1
800 MHz only C405
100pF
Vdda
INT_EXT_Vdd
C410
R475 0.1uF
0
C408 C409
100pF 0.1uF Used for Lowband Only
C407
0.1uF
G
MECH_SWB+
R425
G
30K
G
R445
C479
24K
0.1uF C411
Vdda
G
0.1uF
R449
24K
1 36
VDDA
TXRTN
2 35
DISC GCB3
3 34
CLK168
GNDA
4 33
G DACU VDDD
5 32
DACR VDDCP
G
6 U404 31
G DACG GNDD
7 30
VOX 09Z41 GNDD0
G
VOX
C430 8 29
PLCAP F1200
5185130C53
9 28
0.1uF SQIN SYN
10 27
UIO VDDSYN
G
11 26
NC
VDDDAC
12 25
AGCCAP PLCAP2
C414
C452
0.1uF
4.7uF
C415 C451
.022uF
0.1uF
C420
.01uF
FROM_RF
Circuit Board/Schematic Diagrams and Parts List
4V_3.3V
R405
R402
0
NU
SWB+
Q400
Vddd
UNSWB+
3 2
G
C401 C400
R401
0.1uF .01uF
1
0 R406
75K
C403
U400
10uF
LP2951ACMM-3.3
1
8
C402
R407 OUTPUT
INPUT 5
7
0.1uF
68K ERROR
3 2
FEEDBACK
G
SENSE 6
SHUTDOWN
VTAP Q405
4
C406
0.1uF
R476 1 2 3
24K
RESET
G
R451
R448
15K
10K
R416
OFF_BATT_DATA_OUT
R447 Q403 2
10K
R452
100K
R455
CR440
NU
100K 1 R456
3
R453
C480 2
NU 0
3
10uF 1
R454
NU
TX_AUD_RTN
G
G RED_LED
C419
G
16.8MHz
NU
F1200
G
G
SYN
C416
0.1uF
Vdda
C422
C421
0.1uF 0.1uF
R413
0
R400
Vddd
47K
G
5V
C428
C427
0.1uF
100pF
R429
75K
EE_CS U407
G
X25128-2.7
8
6
SCK
1
CS 2
3
G MISO
WP SO
7
HOLD
5
SI
4
4Kx8 BIT
EEPROM
BATT_CODE
Vddd
R427
2.7K
CR412
3 A1 4
K1
G
2 A2 5 BATT_DATA_IN
K2
1 A3 6
K3
FMR-2045A-2