Sharp LC-26DV24U Service Manual page 67

A B
8
7
6
5
4
3
2
1
A B
H-39
C D
AV SWITCH SCHEMATIC DIAGRAM
P.CON+9V
AV3_PR
R6510
SW_L
1K
AV3/AV4_PR
C6513_1
W884
AV3_PB AV3/AV4_PB
16V 47 YK
W883 R6511
AV3_Y AV3/AV4_Y
SW_R
1K
NOTE:THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
C D
E
(POWER PCB)
AV_SW IC
IC6502 NJM2750M(TE1)
0
4.8
AL1
GND IN1a
4.8
3.2 ASW1
OUTa CNT1
9.6
4.8
IN2a
Vcc
NC
4.8
3.2 ASW2
IN3a CNTT2
4.8
4.8 DVI_A_IN_L
Vref IN4a
4.8
4.8
AR1
OUTb
IN1b
0
4.8
NC NC IN2b
NC
4.8
4.8 DVI_A_IN_R
IN3b IN4b
AL2
AR2
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
AR2
DVI_A_IN_L
DVI_A_IN_R
AV3_Y
AV3_PB
AV3_PR
FROM/TO JACK2
ASW2
ASW1
SW_L
SW_R
AV3/AV4_Y
AV3/AV4_PB
AV3/AV4_PR
FROM REGULATOR
P.CON+9V
GND
(A_GND)
F G
H
8
7
6
5
4
3
2
PCB240
CEG353
1
H
H-40