Optical; Ir Sensor - Denon AVR-1603/683 Service Manual

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BA7625 (IC651)
BA7626 (IC652,653)
MONITOR OUT
A
B
E
L
L
*
IN 1
H
L
*
IN 2
L
H
*
IN 3
H
H
L
IN 4
H
H
H
IN 5
Note 1: * mark means that feasible for either H or L.
Note 2: Each input terminal is provided with sink chip clamp (BA7625).
Each input terminal takes 20kohm at the end (BA7626).
KIA7806AP (IC602)
KIA7805AP (IC104,103,822)
KIA7815AP (IC101)
KIA7812AP (IC271)
FRONT
VIEW

OPTICAL

INPUT
GP1FA502RZ (IC801~803)

IR SENSOR

NJL64H380A(RMC301)
TOP VIEW
Head Amp Amp
PD
ABLC
Monitor OUT
1
GND
2
6dB
IN5
3
LOGIC
GND
4
5
IN4
6dB
CTL E
6
IN3
LOGIC
7
CTL D
8
C
D
E
V OUT 1
L
L
*
H
L
*
IN 2
L
H
*
IN 3
H
H
L
IN 4
H
H
H
IN 5
KIA7915PI (IC102)
RC1117S25T (IC824)
RC1117S33ST (IC823)
FRONT
VIEW
OUTPUT
GP1FA502TZ(IC817)
V
CC
V
OUT
GND
Limitter
Comparator
Detector
B.P.F
16
IN1
CTL A
15
14
V OUT1
13
Vcc
12
IN2
11
CTL B
10
V OUT2
9
CTL C
C
D
E
L
L
*
H
L
*
L
H
*
H
H
L
H
H
H
FRONT VIEW
3
IN
2
2
V
OUT
OUT
1
ADJ/GND
V
CC
DRIVE
Vin
IC
LED
GND
V
CC
22kohm
V
OUT
GND
AVR-1603/683
V OUT 2
IN 1
IN 3
IN 4
IN 5
MM74HCT244 (IC812)
1
20
V
1G
CC
2
19
0
2G
1A
0
0
3
18
1Y
2Y
1
4
17
0
1A
2A
1
1
5
16
1Y
2Y
1
2
6
15
2A
1A
2
2
2Y
7
14
1Y
8
13
2
1A
3
2A
3
9
12
3
2Y
1Y
10
11
2A
3
GND
IC PROTECTOR
ICP-N15 (IC105)
FRONT VIEW
POSISTOR
P43T7D330BW16
FRONT VIEW
19

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