Main(2) Circuit (1/2) - Panasonic MW-20EB Service Manual

16.5. MAIN(2) CIRCUIT (1/2)

1 2 3
SCHEMATIC DIAGRAM - 5
A
A MAIN(2) CIRCUIT
B
C
CN1301
G1
VCOM 1
VGL 2
VGH 3
VDPA 4
AGND 5
VDNA 6
GND 7
D
VCC 8
DRV_BLU 9
CABC_EN 10
CHUD 11
CHLR 12
EXT_GAMMA 13
GRB 14
NAVDD 15
R1330 768
V14 16
R1331 348
V13 17
TO LCD MODULE
R1332 6.49K
V12 18
R1333 2.21K
V11 19
R1334 1.69K
E
V10 20
R1335 2.61K
V9 21
R1336
V8 22
R1337 7.5K
V7 23
R1338 1.05K
V6 24
R1339 1.78K
V5 25
R1340 1.21K
V4 26
R1341 1.8K
V3 27
R1342 6.19K
V2 28
R1343 549
V1 29
R1345 1.1K
PAVDD 30
NVDD 31
F VCC 32
VDDD 33
C1343
GND 34
G2
G
H
1 2 3
4 5 6
: +B SIGNAL LINE : iPod/iPhone VIDEO INPUT SIGNAL LINE : AUDIO OUTPUT SIGNAL LINE
M1 PW_D3R3V
PW_D3R3V1
M1
M1 D_GND
R1393 10K
VCOM
VGL
VGH
PW_D3R3V
VDPA
C1339 1
VDNA
R1394 47K
PW_D5V
M1 PW_D5V
R1327 47K
M1 PDET_IN
R1328 47K
GRB
C1324 0.1
C1326 0.1
C1327 1
C1328 0.1
C1329 0.1
C1330 1
1K
C1331 0.1
C1332 0.1
C1333 1
C1334 0.1
C1335 0.1
C1336 1
C1337 0.1
C1338 0.1
VIDEO_C
M4
C1342 C1340
1 1 1
M4
M4
M4 PW_A5V
4 5 6
7 8 9
: VIDEO OUTPUT SIGNAL LINE
C1500
10
R1387
0
C1501
10
D1500
B0ACCK000005
5 4
IC1500
VIN VOUT
C0CBCAC00358
C1503
VOLTAGE REGULATOR ON/OFF GND NC
2.2
1 2 3
C1502
1
IC1501
C0ABAA000114
ISOLATION AMPLIFIER
R1502 C1504
100 10
4 VIN V+ 3
C1506 C1507
0.1 10
C1577 R1501
GND 2
33P 75
R1503 C1505 R1902
100 10
VGND
VGND 5 1
VOUT
AGND
7 8 9
69
10 11 12
LB1903
J0JHC0000045
IC1306
C1AB00003355
DIGITAL VIDEO DECODER
16 15 14 13 12 11 10 9
17 DVSS PVDD 8
18 DVDD DVSS 7
19 XTO DATA5 6
[16] HD [9] DATA4
20 XTI DATA6 5
21 DVSS DATA7 4
[25] VRN [32] TEST
22 AIN2 DTCLK 3
C1374 0.1
23 VCOM SDA 2
R1348 6.8K
24 1
IRFE SCL
25 26 27 28 29 30 31 32
C1372 0.1
C1378
C1373 0.1 0.1
LB1901
J0JYC0000056
LB1902
C1380 C1381
J0JYC0000056
0.1 10
C1906
1K 1
R1903
1K
M1: MAIN(1): SCHEMATIC DIAGRAM - 1 ~ 4
M2: MAIN(2): SCHEMATIC DIAGRAM - 5 ~ 6
M3: MAIN(3): SCHEMATIC DIAGRAM - 7
M4: MAIN(4): SCHEMATIC DIAGRAM - 8 ~ 11
1/2 2/2
MW-20EB/EG
10 11 12
13 14
R1924 0
G_24R5M M1
R1364 22
HD
M1
R1365 22
VD M1
R1367 22
VDEC_NSIG
M1
R1356 22
VDEC_YOUT0
M1
R1357 22
VDEC_YOUT1 M1
R1358 22
VDEC_YOUT2
M1
R1359 22
VDEC_YOUT3
M1
R1360 22
VDEC_YOUT4 M1
R1361 22
VDEC_YOUT5 M1
R1362 22
VDEC_YOUT6
M1
R1363 22
VDEC_YOUT7 M1
R1355 22
PCLK
M1
R1354 22
SDA M1
R1353 22
SCL M1
C1379
10
R1352 22
VDEC_PDN
M1
TO MAIN(2)
SECTION (2/2)
P1
MAIN(2) CIRCUIT
13 14