Denon AVC-A1SR Service Manual

39
AVR-5803/AVC-A1SR
C
XA1511M (FR: IC502)
8
7
5
6
4
3
2
1
ABLC
+
–
Head
Amp
Limiter
Amp
BPF
BEF
Detector &
Comparator
Integrator
Hysteresis
Comparator
C1 C2 GND fo NC OUT Vcc
IN
1
4
8
ABLC
ICP-N15
(IC101,102,105,106,202)
1. Vcc
2. GND
3. Vout
1. Vin
2. Vcc
3. GND
1
2
3
1
2
3
TORX141 (IC501~506)
TOTX141 (IC507,508)
GP1U271X (Remote Control Sensor)
(IC401)
GND
Vcc
Vout
GND
VOUT
Vcc
Head
Amp
Limiter
Amp
BPF
Detector &
Comparator
Integrator
Hysteresis
Comparator
2SA988 (E/F)
2SA1020 (Y)
2SC1740S
2SC1841 (E/F)
2SC2240 (BL)
2SC2655 (Y)
KTC2874B
B (Base)
C (Collector)
E (Emitter)
2SC4495
2SB1186A
2SA1546 (L)
2SC4001 (M/L)
MN1715
MP1715
2SA1493
DTC114ES
DTC144ES
B (Base)
C (Collector)
E (Emitter)
2SK184C (GR)/(BL) 2SA1907 (O/P/Y)
2SC5099 (O/P/Y)
E (Emitter)
C (Collector)
B (Base)
S (Source)
G (Gate)
D (Drain)
E (Emitter)
C (Collector)
B (Base)
B (Base)
C (Collector)
E (Emitter)
E (Emitter)
C (Collector)
B (Base)
R1
R2
B
C
E
NPN Type
10kohm
R1 R2
DTA114ES
DTA144ES
10kohm
47kohm
47kohm
4
1
2
3
1. OE or ST
2. GND
3. OUT
4: V
DD
FCX0-03 (IC677,808)NJM2274R (IC315)
1
2
3
4
5
7
8
6
TOP
VIEW
IC PROTECTOR
OPTICAL

OTHERS
TRANSISTORS



2SB1412TL
FRONT
VIEW
E (Emitter)
C (Collector)
ECE
1Yin
Cin
7
C Mute CTL
2
GND
Disc.
Vref
7
Power Save CTL
2
Vcc
Clamp
8 Bias
+
–
+
–
Vsag4
3Vout
750W

Denon AVC-A1SR Specifications

General

Brand	Denon
Model	AVC-A1SR
Category	Receiver
Language	English