Samsung SCH-880, Руководство по обслуживанию

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9-4 Samsung Electronics
9-4 Receiver Circuit Diagram
TCO-5660U1(19.68MHz)
PO5251FA
R307
0
SLF-080EL
F301
4
AMPSOUT
1
G1
3
G2 G3
5
2
IN
PCSOUT
6
BLM11A102SPT
L319
4.7nH
L301
C308
430
R306
1
G G
3 4
G G
6
2
IN
5
OUT
1NF
F302
FAR-F6CE-1G9600-L2XB
3.9nH
L303
390,1%
R316
5PF
33NF
C330
2
3
1
C320
DTC114EE/TR
Q303
C325
1NF
30PF
C303
9
IN-
1
5
OUT+
OUT- 6
TCXO_VAA
TMXL011
F308
10 G1
G2
2 3
G3
4
G4 G5
7 8
G6 G7
1NF
C371
R319
1.8K
C370
100PF
NC
C354
L324
180nH
100NF
C352
D
2
G
4
S1
1 3
S2
1.8K
ATF-35143
Q301
6.3V
R320
C327
4.7UF
C368
4.7
R302
VRR
100NF
6.3V
10UF
C357
R318
0
L335
BLM11A102SPT
3
2
1
VRR_PCS
U305
STH-03R
4
2
6
HSMP-389F-TR
D302
C345
100NF
C351
10NF
VRR_CELL
120nH
L332
4.7nH
L312
4.7
R303
1
3
2
2.7uH
L321
Q302
2SC4081BRT106
C314
BPC
5
GND
2
6
IFOUT
3
LOIN
RFIN
1
4
VLD
10NF
L305
5.6nH NJG1553F(TE1)
U301
C360
R311
NC
100PF
C326
240
33NF
VRR_CELL
100
R310
C336
1NF
C334
100PF
C366
10UF
6.3V
C312
VRR_PCS
ANT
L318
33nH
6.3V
10UF
C375
R328
1.5K
R313
3.3nH
L304
6 7
G6 G7
8 9
G8
IN 10
OUT
5
82
SAFC85.380ME35X-TC11
F310
G1
1
G2
2 3
G3
4
G4 G5
10NF
C315
8PF
C347
100NF
3
2
1
C324
C350 10NF
D303
HSMP-389F-TR
1PF
BLM11A102SPT
C307
10NF
C339
L306
BLM11A102SPT
L323
L311
12nH
10V
1UF
C367
0
R309
560PF
C319
L302
NC
NC
R419
1.8uH
L329
R305
51
R456
C361
1NF
R458
10K,1%
2.2K
C1
3
C2
R1C1
6
R2 1
4
VINR1
5
VON/OFF
U417
FDC6329L
2
C377
10NF
3.9K
C374
10NF
10NF
R329
R321
VRR_PCS
C372
0
L326
NC
C359
R312
330nH
0
C318
12PF
10PF
C341
10PF
1NF
C332
4
2
6
C310
R304
56
STH-01R
U304
150nH
L322
G1
3 4
G2 G3
5
G4
6
1
IN
2
OUT
J1
MHC-173
D301
BAR63-03W
C362
2PF
2PF
C302
R308
NC
1.8uH
L331
C321
3PF
L316
27NH
R317
10nH
L308
100K
C343
10NF
NC
C329
0.7PF
C301
C346
C305
NC
G5
8 9
G6
1
IN
IN.R
10
OUT 5
6 OUT.R
8.2PF
F309
TMXL972
2
G1 G2
3 4
G3 G4
7
3
VPD
L325
2.7uH
U302
RF2361TR13
GND1
2
GND2
5 1
RFIN
RFOUT
4
VCC
5PF C340
16
LD
14
LE
9
OCS_IN
12
1
RFOUT1
7
RFOUT2
VBB1
2
VBB2
6
5
13
CLK
10
DATA
3
DO_IF
4
FIN_IF
8
GND1 GND2
11 15
GND3
G
3
G
4
G G
6
2
IN
5
OUT
U306
FAR-F5CE-881M50-D233-W
F306
1
10
R333
C356
100NF
C353
10NF
100PF
C331
0
R325
R457
56K
560PF
C466
1NF
5
RX TX
11
C322
G1G2
3 4
G3
6
G4G5
7 9
G6G7
10 12
G8
NC
2
C358
F305
FAR-D5CC-881M50-D1A6
ANT
8
1
6.3V
10UF
1NF
C364
1NF
C333
C335
1NF
C313
4PF
47nH
L327
L333
1.8uH
100PF
C369
C306
30PF
1.2K
R332
R322
100
1PF
C365
L309
L310
15nH
VRR_CELL
10nH
100PF
C373
C317
1NF
C304
R326
0
NC
L315
39nH
C316
100PF
8.2nH
L314
C309
8.2PF
L328
1.8uH
VRR_PCS
L317
27NH
3.9nH
L307
G9
12
RX
3
TX
1
100
R324
G10
13 5
G2
G3
6
G4
7
G5
8 9
G6 G7
10 11
G8
7
MIXER_IN
3
PD
VCC
11
F303
DFX1880J1960F
2
ANT
G
4
GND2
6
9
GND3
10
GND4
14
GND5
17
GND6
2
IF_SALECT
LO+
4
LO-
5
BYP
8
CDMA+
15
16
CDMA-
FM+
13
FM-
12
GND1
1
L320
390nH
U303
RF2466TR13
C344
18PF
2.7K R314
C348
R323
47
18PF
C342
10NF
R327
0
G G
6
2
IN
5
OUT
C349
10NF
F304
FAR-F6CE-1G7475-L2YAD
1
G G
3 4
10NF
C355
C311
C328
5PF
100NF
33NF
470nH
L330
C363
10NF
C338
R315
27NH
L313
4.7K
C337
1PF
VC
39PF
C323
U307
4
+DC
2
GND
OUT
3
1
R301
BLM11A102SPT
L334
56
PCS_TX_OUT
TRK_LO_ADJ
VRR
CELL_BAND
PLL_EN RX_IFVCO_OUT
PLL_DATA
PLL_CLOCK
PCS_RX_LO
CELL_RX_LO
CDMA_IF-
MODE_SEL
PCS_IF
CD_IF
CD_IF-
PCS_IF-
SLEEP-
PCS_IF
CDMA_IF
CELL_RX_LO
MODE_SEL
PCS_IF-
CD_IF
CD_IF-
LNA_GAIN_CTL
19.68MHZ
PCS_RX_LO
PCS_TX_LO
CELL_TX_LO
RX_IFVCO_VT
CELL_TX_OUT
FM_IF