Sharp LC-26DV24U A Service Manual page 26

A B
8
7
6
5
AV3_PB
AV3_Y
4
3
2
1
A B
H-31
C D
AV SWITCH SCHEMATIC DIAGRAM
AV3_PR
AV3/AV4_PR
W884
AV3/AV4_PB
W883
AV3/AV4_Y
NOTE:THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
C D
E
(POWER PCB)
P.CON+9V
AV_SW IC
IC6502 NJM2750M(TE1)
0
4.8
GND IN1a
4.8
R6510
SW_L 3.2
OUTa CNT1
1K
9.6
IN2a
Vcc NC
4.8
3.2
IN3a CNTT2
C6513_1 4.8
4.8
Vref IN4a
16V 47 YK
4.8
R6511
SW_R 4.8
OUTb
IN1b
1K
0
4.8
NC NC IN2b
NC
4.8
4.8
IN3b IN4b
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.
E
F G
FROM JACK
AL1
AR1
AL2
AL1 AR2
DVI_A_IN_L
DVI_A_IN_R
ASW1
AV3_Y
AV3_PB
AV3_PR
ASW2 FROM/TO JACK2
ASW2
DVI_A_IN_L
ASW1
SW_L
AR1
SW_R
AV3/AV4_Y
AV3/AV4_PB
AV3/AV4_PR
DVI_A_IN_R
FROM POWER2
AL2
P.CON+5V
AR2
FROM REGULATOR
P.CON+9V
GND
(A_GND)
F G
H
8
7
6
5
4
3
2
PCB240
CEG353
1
H
H-32