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A
B
8
7
6
5
4
SW
3
5
Q2277
KTA1504S_Y_RTK
0.4
IR PASS THROUGH
B2271
J2275
MSJ-035-12A_PC
BLM18BB600SN1
L
2
R
3
1
2
1
A
B
H-15
C
FROM/TO AV SWITCH2
CP2251
(CP4202_1)
A2001WR2-6P
1
IR-THROUGH
2
REMOCON IN
3
GND
4
AT+5V
5
STANDBY LED
6
P.ON LED
L2275
47uH
R2286
5
330
5
R2284
SW
5
5
220
0
C2280
Q2276
2SA2048
SW
0.3
B
Q2275
0.01
0
KTC3875S_Y_RTK
NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
C
D
E
IR PASS SCHEMATIC DIAGRAM
(AV PCB)
(REMOCON PCB)
KTC3875S_Y_RTK
W917
R2252
47 1/4W
STANDBY/POWER
D2251
LTL-1BEFJ-002A
OPE AMP
IC2275
NJM4580V(TE1)
+VS
C2275
0.01 B
R2281
R2277
10K
220K
R2282
-VS
1.2K
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
R2253
270
5
PIN PHOTO DIODE
Q2251
BUFFER
5.2
0.5
C2256
HPI6FGR4F2
3.5
Q2252
1
B
2.8
1
Vout
2
GND
3
B+
OS2251
ROM-V338TAO
W848
PCBDA0
CEF179
FROM AV SWITCH2
IR-THROUGH
FROM POWER
AT+5V
GND
F
G
H
8
7
6
5
4
3
2
PCBD20
CMF083
1
H
H-16
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