Av Switch - Sanyo DP19649 Service Manual

A B
8
7
6
AV1_A_IN_L
DVI_A_IN_L
SW_AUDIO_L
YUV_A_IN_L
5
4
3
2
NOTE:THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
1
A B
G-19
C
AV SWITCH SCHEMATIC DIAGRAM
NR6501 NR6502
CRA108223JV CRA108223JV
R6503 C6510
15K 1/16W 1 B
R6504 C6501
15K 1/16W 1 B
R6506 C6516
15K 1/16W 1 B
C
D E
(DIGITAL PCB)
NR6503 NR6504
CRA108223JV CRA108223JV
AUDIO SW IC
IC6501
TC74LVX4052FT
4.5 5.0
NO0B V+
C6503 R6509
4.6 4.5
NO2B NO2A
1 B 15K 1/16W
C6514
4.5 4.5
COMB NO1A
1 B
4.5 4.5
NO3B
COMA
C6518
4.5 4.5
NO1B NO0A
1 B
0 4.5
INH NO3A
0 5.0
V- ADDA
0 5.0
ADDB
GND
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 G
FROM REGULATOR
GND
B6503
D5.0V
FCM1608KF-221T05
DVI_A_IN_R
TO SCALER VIDEO/AUDIO
R6510
YUV_A_IN_R
SW_AUDIO_L
15K 1/16W
SW_AUDIO_R
SW_AUDIO_R
R6511
AV1_A_IN_R
FROM JACK
15K 1/16W
AV1_A_IN_L
AV1_A_IN_R
YUV_A_IN_L
YUV_A_IN_R
DVI_A_IN_L
DVI_A_IN_R
FROM SCALER
5.0 AV_SW1
AV_SW0
SW AV_SW0
Q6504 0
KRC103SRTK
0
5.0
0 AV_SW1
SW
Q6502
KRC103SRTK
0
CAUTION: DIGITAL TRANSISTOR
F G
H
8
7
6
5
4
3
2
PCBDH0
CEH432
1
H
G-20