Toshiba 19LV505 Service Manual page 109

A B
8
HDMI AUDIO IN
J4302
B4303 R4316
PJ-364H
7
5 NC FCM1608KF-151T06
1K
4 NC
L
2
B4304 R4317
3
R FCM1608KF-151T06
1K
6 NC
7 NC
1
6
FROM/TO JACK OUT
(CP8101)
CP4301 TWG-P23P-A1
23 LOUT
22 GND
21 ROUT
20 GND
5
19 AV1_C
18 GND
17 AV1_Y
16 GND
15 YUV L IN
14 GND
13 YUV R IN
12 GND
11 CVBS1
10 GND
9 AV1 L IN
8 GND
4
7 AV1 R IN
6 GND
5 AV3_V
4 GND
3 AV3_U
2 GND
1 AV3_Y
3
D-SUB
CP4303 WD-00021-R
1 VGA-R
2 VGA-G
3 VGA-B
4 NC NC
5 DGND
6 AGND
W846
2
7 AGND
8 AGND
9 NC
NC
10 DGND
11 NC
NC
12 DDCD NC
R4340
13 VGAHS
R4344
2.2K
14 VGAVS
2.2K
15 DDCC NC
1
A B
H-37
C
11
DVI_A_IN_L
12
DVI_A_IN_R
FILTER_MUTE
AV1_C
AV1_Y
YUV_A_IN_L
LOUT_SOUND
YUV_A_IN_R
AV1_CVBS
KTC3875S_Y_RTK
AV1_A_IN_L
ROUT_SOUND
AV1_A_IN_R
AV3/AV4_PR
AV3/AV4_PB
AV3/AV4_Y
ROUT_SOUND
LOUT_SOUND
R4303
W842
VGA-R
100
R4304
W844
VGA-G
100
R4305
VGA-B
100
W867
PC_H
W871
PC_V
NOTE:THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
C
D E
JACK SCHEMATIC DIAGRAM
(DIGITAL PCB)
DVD-H
DVD_SPDIF
R6552
SPDIF
100
B4301
D5.0V
FCM1608KF-151T06
C4301
0.1 B
R3431
MUTE SW
470 12.5
Q3407
KRC102SRTK
0
0
MUTE_SW
Q3404
KTC3875S_Y_RTK
MUTE_SW
Q3409
0
KRA101SRTK
R3428
0 0 5.0
MUTE SW
Q3411
1K
0
R3421
5.0
1.5K
MUTE SW
Q3410
KTC3875S_Y_RTK
4.5
R3427
0
1K
0
NOTE:THE DC VOLTAGE AT EACH PART WAS MEASURED
WITH THE DIGITAL TESTER WHEN THE COLOR BROADCAST
WAS RECEIVED IN GOOD CONDITION AND PICTURE IS NORMAL.
D E
F
DIGITAL AUDIO SW IC
IC6556
SN74LVC1G3157DCKR
R6551
2.9 3.3
B2 SW
100
0 3.3
GND VCC
2.9 3.3 SPDIF_OUT
B1 A
D AUDIO DRIVER
Q4301
KTC3875S_Y_RTK
R4309 C4304 B4302
5.0 2.8 FCM1608CF-600T06
68 0.1 B
3.2
R4301
2.2K
D3402
D3401
MA111
D3403
MA111
MA111 MUTE_SW
Q3402
KRA101SRTK
R3412 R3405
5.0
0
4.7K 4.7K 3.3
3.3
0
0
W840
CAUTION: DIGITAL TRANSISTOR
CAUTION: DIGITAL TRANSISTOR
F
G H
8
FROM REGULATOR
GND
FILTER_MUTE
DVD_SPDIF
D5.0V
ZERO_MUTE
AT+5.8V
B6551
D3.3V
7
BLM18PG121SN1D
TO AV SWITCH
AV1_Y
AV1_C
DVD-H
DVI_A_IN_L
DVI_A_IN_R
COAXIAL
AV1_A_IN_L
J4301
AV1_A_IN_R
RCA-101HT(OR)
YUV_A_IN_L
YUV_A_IN_R
6
FROM/TO SCALER VIDEO/AUDIO
PC_V
PC_H
AV1_CVBS
VGA-R
VGA-G
VGA-B
AV3/AV4_Y
AV3/AV4_PB
AV3/AV4_PR
DVD-H
SPDIF
DVD-H
5
LOUT_FI
ROUT_FI
FROM FLASH
A_MUTE
ZERO_MUTE
FROM MICON
AT+5.8V
AUDIO_MUTE
A_MUTE
4
AUDIO_MUTE
3
LOUT_FI
ROUT_FI
2
PCBDH0
CEG360
1
G H
22LV505 H-38