1-9-3
Audio Block Diagram ( A, B )
H9776BLA
REC
AMP
100
3
AU
T
O
BIAS
2
1
+5V
+5V
Q404
Q406
BIAS
OSC
Q403
Q401
(PB=ON)
Q405
SWITCHING
D-REC-OFF
5
EQ
AMP
9
8
7
LINE
AMP
REC-ON
A
U
DIO HD-SW
CONTR
O
L
MUTE
11
6
PB-ON
SP/LP-ON
P
TUNER
IN2
IN1
R
ALC
DET
ALC
IC301
(A
UDIO SIGNAL PR
OCESS)
4
A-PB/REC
CN504
3
A-COM
1
AE-H
2
AE-H/FE-H
A
UDIO
HEAD
A
UDIO
ERASE
HEAD
A
C
HEAD ASSEMBL
Y
FE HEAD
2
FE-H
1
FE-H-GND
CN501
MAIN CB
A
PB-AUDIO SIGNAL
REC-AUDIO SIGNAL
Mode : SP/REC
71
A-MUTE-H
IIC-B
US SCL
IIC-B
US SD
A
T
O
SER
V
O/SYSTEM
CONTR
OL BLOCK
DIA
GRAM
FULL
ERASE
HEAD
68
69
SERIAL
DECODER
(DECK ASSEMBLY)
12
16
INV
AT
T
2
6
1
3
JK1402
A-IN2(R)
A-IN2(L)
A-OUT2(R)
A-OUT2(L)
JACK-A CBA
A-IN2
5
5
A-OUT2
1
1
CN2017
CN2018
JK101
A-OUT1(R)
A-OUT1(L)
2
6
1
3
A-IN1(R)
A-IN1(L)
IC751
(OUTPUT SELECT)
12
13
14
15
2
1
11
10
9
SW
CTL
VCR
DVD
VCR
DVD
TO SERVO/ SYSTEM
CONTROL BLOCK
DIAGRAM
OUTPUT-SELECT
DVD AUDIO SIGNAL
REAR
JK751
A-OUT(R)
A-OUT(L)
SW CTL
13
IC1404
(INPUT SELECT)
12
11
14
17
15
13
FRONT
JK754
A-IN
TO SERVO/SYSTEM
CONTROL BLOCK
DIAGRAM
FRONT-AV
SW
CTL
IC151
(SWITCHING)
PB/EE
PB/EE
PB/EE
PB
TUNER
IN2
IN1
IN1
A
UDIO-SW
-1
A
UDIO-SW
-2
1
5
2
4
12
14
15
11
10
9
3
13
BUFFER
Q156
BUFFER
Q157
BUFFER
BUFFER
Q107
Q108
TU701(TUNER UNIT)
A
UDIO IN
A
UDIO OUT
2
21
DVD-A-OUT(R)
DVD-A-OUT(L)
TO DVD VIDEO/AUDIO
BLOCK DIAGRAM
<DVD SECTION>
Q753
Q754
A-MUTE(L)
A-MUTE(R)
TO DVD VIDEO/AUDIO
BLOCK DIAGRAM
<DVD SECTION>
TP401
JK1-A-
OUT(L)
Comparison Char
t of
Models & Marks
Model
Mark
DPVR-5505
DPVR-5505V
A
B
DPVR-5805
C
