JVC LT-26DB1BU/AX Service Manual page 43

MAIN PWB CIRCUIT DIAGRAM (12/28) [Douglas A/V Input]
5
C381 C382 C383
103p/50V/1005 103p/50V/1005 104p/16V/1005
D
U112B
&MPEG2_ONECHIP FLI10610H
E4
ADC_VDDA33
F4
ADC_VDDA33
G4
ADC_VDDA33
H4
ADC_VDDA33
K4
ADC_VDDA33
E3
ADC_GNDA
F1
ADC_GNDA
G3
ADC_GNDA
F5
ADC_GNDA
G5
ADC_GNDA
H5
ADC_GNDA
J5
ADC_GNDA
K5
C
ADC_GNDA
+1V2
C418
104p/16V/1005
P6
AUD_AVDD12
R6
AUD_AVDD12
C417
106p/10V/2012
N6
AUD_AVSS12
C419
104p/16V/1005
+3V3_A
L384 SC_FB
G6
SCART_FB
BLM18PG300SN1D
T6
AUD_AVDD33
T5
AUD_AVDD33
C432 C434
106p/10V/2012 104p/16V/1005
P2
B
AUD_AVSS33
P1
C433
AUD_AVSS33
104p/16V/1005
SC2_CVBS_OUT
J4
VOUT2
MAIN PWB (19/22)
FB1
A MAIN PWB (20/22) FB2
All location are from 381 to 450
5
4
+3V3_A
L381
BLM18PG300SN1D
C384 C385
104p/16V/1005 106p/10V/2012
C386 104p/16V/1005 R381 200/1005
K1
R_GRA
C387 104p/16V/1005 R382 200/1005
J1
G_GRA
C388 104p/16V/1005 R383 200/1005
J2
B_GRA
C399 104p/16V/1005 R384 200/1005
C2
A1P
C400 104p/16V/1005 R385 200/1005
E2
A2P
C401 104p/16V/1005 R386 200/1005
G2
A3P
C402 104p/16V/1005 R387 200/1005
K3
A4P
C403 104p/16V/1005 R388 57R6/F/1005
D2
AN
C404 104p/16V/1005 R389 200/1005
B1
B1P
C405 104p/16V/1005 R390 200/1005
D1
B2P
C406 104p/16V/1005 R391 200/1005
G1
B3P
C407 104p/16V/1005 R392 200/1005
L2
B4P
C410 104p/16V/1005 R394 57R6/F/1005
F2
BN
C408 104p/16V/1005 R395 200/1005
C1
C1P
C411 104p/16V/1005 R396 200/1005
E1
C2P
C412 104p/16V/1005 R397 200/1005
H1
C3P
C409 104p/16V/1005 R393 200/1005 VDAC_OUT
L1
C4P
C413 104p/16V/1005 R398 57R6/F/1005
H2
CN
C414 104p/16V/1005 R399 200/1005
D3
SV1P
C415 104p/16V/1005 R400 200/1005
F3
SV2P
C416 104p/16V/1005 R401 200/1005
H3
SV3P
C420 104p/16V/1005 R402 200/1005 RF_CVBS
J3
SV4P
C421 104p/16V/1005 R403 57R6/F/1005
K2
SVN
J6
AHS_ACS
H6
AVS
A12
2WIRE_S0_SCL
B12
2WIRE_S0_SDA
C423 104p/16V/1005 R405 200/1005
K6
SIF_IN
C424 104p/16V/1005 R406 57R6/F/1005
M6
SIF_RTN
C425 105p/16V/1005 AUDI_L1 R408 103/1005
M3
AUD_IN_L1
C426 105p/16V/1005 AUDI_R1 R409 103/1005
M4
AUD_IN_R1
C427 105p/16V/1005 AUDI_L2 R410 103/1005
M1
AUD_IN_L2
C428 105p/16V/1005 AUDI_R2 R411 103/1005
M2
AUD_IN_R2
C429 105p/16V/1005 AUDI_L3 R412 103/1005
N5
AUD_IN_L3
C430 105p/16V/1005 AUDI_R3 R413 103/1005
M5
AUD_IN_R3
C431 105p/16V/1005 AUDI_L4 R414 103/1005
N3
AUD_IN_L4
N4 C435 105p/16V/1005 AUDI_R4 R415 103/1005
AUD_IN_R4
C436 105p/16V/1005 AUDI_L5 R416 103/1005
N1
AUD_IN_L5
C437 105p/16V/1005 AUDI_R5 R417 103/1005
N2
AUD_IN_R5
L3
AUD_VREFP
L4
AUD_VREFN
L5
AUD_VCM
L6 1
AUD_MONO_IN
TP385 PCB_TP08 C443 C444
104p/16V/1005 106p/10V/2012
R441
OPEN-200/1005
+5V
C450
U383
R439 IDTVS330QG 104p/16V/1005
200/1005
SC_FB
2 4
S1A DA
5 7
S1B DB
11 9
S1C DC
14 12
S1D DD
R437
200/1005
3
S2A
6 1
S2B IN
10
S2C
13 15
S2D EN
4
(No.YA698<Rev.001>)2-29
3
+3V3_D
L382
BLM18PG300SN1D
C397
106p/10V/2012
PC_R
PC_G MAIN PWB (15/28)
PC_B
MAIN PWB (19/28)
SCART1_G
SCART2_G MAIN PWB (20/28)
COMP_Y
MAIN PWB (21/28)
SVHS_C
SCART1_B MAIN PWB (19/28)
VDAC_OUT
SCART2_B MAIN PWB (20/28)
COMP_Pb
MAIN PWB (21/28) R434
SVHS_Y
MAIN PWB (19/28)
SCART1_R
SCART2_R MAIN PWB (20/28)
COMP_Pr
MAIN PWB (21/28)
SCART1_CVBS MAIN PWB (19/28)
SCART2_CVBS MAIN PWB (20/28)
104p/16V/1005
AV_CVBS MAIN PWB (21/28)
RF_CVBS MAIN PWB (1/28)
PC_HSYNC
MAIN PWB (15/28)
PC_VSYNC
SIF MAIN PWB (1/28)
R407 AUDI_L1
102/1005 AUDI_R1
AUDI_L2
PC_LI
MAIN PWB (15/28)
AUDI_R2
PC_RI
AUDI_L3
COMP_LI
AUDI_R3
COMP_RI
AUDI_L4
MAIN PWB (21/28)
CVBS_LI
AUDI_R4
CVBS_RI
AUDI_L5
SCART1_LI
MAIN PWB (19/28) AUDI_R5
SCART1_RI
2Vrms
SCART2_LI
MAIN PWB (20/28)
SCART2_RI
L385 +3V3_A
BLM18PG300SN1D
C441 C442
104p/16V/1005 106p/10V/2012
SC1_CVBS_OUT
SC2_CVBS_OUT
+5V
L386
BLM18PG300SN1D
+3V3_A
R440
472/1005
SC_FB_SEL MAIN PWB (7/28)
3
2-30(No.YA698<Rev.001>)
2
+1V2
C392
104p/16V/1005
104p/16V/1005
C389 C390 C391
104p/16V/1005 104p/16V/1005 104p/16V/1005
C393
104p/16V/1005
TP382
PCB_TP08
1 AJ1
VDAC_BU_P
AH1
VDAC_BU_N
AJ3
VDAC_GY_YC_P
AH3
VDAC_GY_YC_N
750/F/1005
1 AJ2
TP383 VDAC_RV_P
AH2
PCB_TP08 VDAC_RV_N
AUD_OUT_HP_L
AUD_OUT_HP_R
AG5
VDAC_COMP
AH4
VDAC_RSET
R404
182/F/1005
U112I
C422
&MPEG2_ONECHIP FLI10610H
+5V
R422 392/1005 R435
R423 392/1005 200/1005
R424 392/1005 VDAC_OUT
2
S1A
R425 392/1005
5
S1B
R426 392/1005
11
S1C
R427 392/1005
14
S1D
R428 392/1005 R436
R429 392/1005 200/1005
R430 392/1005 RF_CVBS
3
S2A
R431 392/1005 6
S2B
10
S2C
13
S2D
C438 U382
106p/10V/2012 FMS6143
1 8 R418
IN1 OUT1
R419 OPEN-750/F/1005 R420
2 7
IN2 OUT2
3 6
IN3 OUT3
C445 106p/10V/2012
4 5
VCC GND
R421
OPEN-750/F/1005
Video 6dB Amplifier
C446 C447
104p/16V/1005 106p/10V/2012
MAIN PWB ASS'Y (12/28)
[Douglas A/V Input]
HU-71100005
2
1
+3V3_A
L383
C394 C396
BLM18PG300SN1D
104p/16V/1005
C398
106p/10V/2012
D
C395
104p/16V/1005
MAIN PWB (20/28)
MAIN PWB (19/28)
R1
SCART1_LO
AUD_OUT1_L
R2
SCART1_RO
AUD_OUT1_R
T3
SCART2_LO
AUD_OUT2_L
T4
SCART2_RO
AUD_OUT2_R
R3
LS_OUT_L
R4
LS_OUT_R
PCB_TP08 PCB_TP08 1 TP381
R5
LS_OUT_SW
R442 000/1005
T1
HP_L_OUT
R443 000/1005
T2
HP_R_OUT
AE1
HP_MUTE
AUDIO_MUTE
C
MAIN PWB (22/28)
C449
U381 104p/16V/1005
IDTVS330QG
SC1_CVBS_OUT
4
DA
7
DB
9
DC
12
DD
+3V3_A
R438
472/1005
1
SC1_SEL
IN
15
B
EN
MAIN PWB (7/28)
MAIN PWB (19/28)
000/1005 C439 220uF/16V/MVK/S
SC1_CVBSO
000/1005 C440 220uF/16V/MVK/S
SC2_CVBSO
MAIN PWB (20/28)
A
1
lt-26_32db1bu_0514_10/30_0.0