Magnavox MSD804 Service Manual

1-1-1
BLOCK DIAGRAMS <VCR SECTION>
Servo / System Control Block Diagram
H9670BLS
M
M
LOADING MOTOR
SENSOR CBA SENSOR CBA
CAPSTAN MOTOR
CONTROL HEAD
CL504
CN502
CN504
AC HEAD ASSEMBLY
MAIN CBA
KEY- 2
RF-SW
C-FG
C-CONT
D-PFG
ST-S T-REEL
C-F/R
KEY- 1
D-V SYNC
C-SYNC
V-ENV
CTL(+)
RESET
C-ROTA
D-REC-H
D-REC-H
REC- SAF-SW
PG-DELAY
A-MUTE-H
A-MUTE-H
RF-SW
D-V SYNC
C-SYNC
V-ENV
C-ROTA
END-S
IC501 (SERVO/SYSTEM CONTROL)
47
56
CTL
58
CTL(-)
57 28
49
69 62
3
20
27
65
18 78 64 19 41
2
24
7
66 67
LM-FWD/REV
21
D-CONT
29
(DECK ASSEMBLY)
END-S
T-REEL
T-REEL
ST-S
ST-S
Q504 Q503
Q501
RESET
Q506
SW-POINT
AL+5V
VR501
TIMER+5V
TP506 TP505
END-S
TP507
P-ON-L
22
P-ON-L
P-DOWN-L
1
P-DOWN-L
H-A-SW
79
H-A-SW
H-A-COMP
80
H-A-COMP
46
OUTPUT SELECT
YCA-SCL
YCA-SDA
YCA-CS
YCA-SCL
14
YCA-SDA
15
YCA-CS
16
YCA-SCL
YCA-SDA
YCA-CS
SW511
REC SW
TO VIDEO BLOCK DIAGRAM TO AUDIO BLOCK DIAGRAM
WF12 WF13
CLOCK DATA
TU701(TUNER UNIT)
11 12
VCR/TV
5
DVD-H IND
71
TIMER-IND
75
REC-IND
72
D567 DVD
D566 VCR
D564 TIMER
D565 REC
D561 SW518
POWER
POWER
D571 POWER
AL+5V
Q563 Q565 Q566 Q567
P-ON+9V
CN508CN509
LD-SW
68
AL+12V(1)
AL+5V
DVD-L IND
70
AL+5V
SW512
AL+18V
P-ON+5V
LD-SW
AL+5V
D555 S-LED
TO POWER SUPPLY BLOCK DIAGRAM
12 13
IIC-BUS SCL
77
VCR/TV
IIC-BUS SDA
KEY SWITCH KEY SWITCH
TP502
P-ON+9V
S-INH
CAPSTAN MOTOR
5 CTL(+) 6 CTL(-)
1
AL+12V(1)
2
P-ON+5V
3
C-FG
4
C-F/R
5
C-CONT
6
GND
7
LM-FWD/REV
8
D-CONT
9
D-PFG
10
GND
11
AL+12V
12
AL+18V
TP513
CTL
OUTPUT-SELECT OUTPUT-SELECT
DVD-POWER
DVD-POWER
26
TO DVD SYSTEM CONTROL BLOCK DIAGRAM <DVD SECTION>
REMOTE-VIDEO
5
REMOTE-VIDEO
CYLINDER ASSEMBLY
DRUM MOTOR
PG SENSOR
M
11
POWER-LED
22KEY-1
POWER SW CBA

Magnavox MSD804 Specifications

General

Brand	Magnavox
Model	MSD804
Category	DVD VCR Combo
Language	English