Block Diagrams - Sylvania SSD800 Service Manual

Servo/System Control Block Diagram
(DECK ASSEMBLY)
AC HEAD ASSEMBLY
CONTROL CTL(+)
HEAD
CTL(-)
CYLINDER ASSEMBLY
PG
CAPSTAN
SENSOR
MOTOR
DRUM
M
MOTOR
M
LOADING
MOTOR
BLOCK DIAGRAMS < VCR Section >
MAIN CBA
AL+5V
IC301 (Y/C PROCESS)
CONTROL
AMP
D555
TP303
S-LED
CTL
9 23 19 18
CN504
5
6
SW507
LD-SW
TP506 TP505
ST-S T-REEL
Q504
ST-S
SENSOR CBA
Q506
T-REEL
Q503
END-S
TP507
SENSOR CBA
END-S
CAPSTAN MOTOR
CN502
1 C-F/R
M
2 AL+12V
3 AL+12V
4 P-ON+5V
5 GND
6 C-FG
7 C-CONT
8 GND
9 D-FG
10 LM-FWD/REV
11 D-CONT
12 D-PG
1-10-1
IC501
(SERVO/SYSTEM CONTROL)
TO DVD
SYSTEM CONTROL
REMOTE1
BLOCK DIAGRAM 1 REMOTE
<DVD SECTION>
VCR LED
VCR LED
CAS-IN LED
CAS-IN LED
AL+5V 25 REC-SW
TIMER LED
SW506
TIMER LED
REC SW
54 PB-CTL
20 REC-CTL(-)
19 REC-CTL(+)
TP510
MODE-SW
AL+5V
REC LED
74 LD-SW REC LED
75 ST-S
68 END-S
I2C-BUS-CLK
49 T-REEL
I2C-BUS-DATA
Q501
TIMER+5V RESET 34 RESET
SERIAL-CLK
SERIAL-DATA
AL+5V Hi-Fi-H-SW
Hi-Fi-CS
VR501
Hi-Fi/NOR-IN
71 PG-DELAY
SW-POINT
ST/SAP-IN
A-MUTE
48 C-F/R
D-REC-H
AL+12V
AL+12V
OUTPUT SELECT
P-ON+5V
INSEL/ST-SL
C-SYNC
51 C-FG
D-V SYNC
55 C-CONT
C-ROTA
52 D-FG
59 LM-FWD/REV
TRICK-H
56 D-CONT
SP/LP/SLP
53 D-PG
BLUEBACK-ON
H-A-SW
H-A-COMP
TP502
S-INH
KEY
KEY 1 72
SWITCH
KEY 2 73
89
CN651
90 CN505
87 2 KEY 2 2
88 3 VCR LED 3
84 4 CAS-IN LED 4
85 5 TIMER LED 5
P-ON+5V 6 P-ON LED 6
82
D656
83
DVD-L 91
D588
DVD-L 92
DVD-H 93
D589
DVD-H 94
TU701
10 11 CLOCK
9 12 DATA
SERIAL-CLK
11
SERIAL-DATA
12
Hi-Fi-H-SW
18
8
Hi-Fi/NOR-IN
65
ST/SAP-IN
67
13
OUTPUT SELECT
62
D-PB-H 61
OUTPUT SELECT
100
INSEL/ST-SL
7
21
D-V SYNC
33
V-ENV 70
15
RF-SW 17
47
SP/LP/SLP
45
BLUEBACK-ON
66
16
H-A-COMP
14
1-10-2
JACK CBA
KEY SWITCH
D652
VCR
D653
CAS
D654
TIMER
D655 POWER
REC
VCR
DVD
TO Hi-Fi
Hi-Fi-CS
AUDIO BLOCK
DIAGRAM
A-MUTE
A-MUTE
D-REC-H
TO AUDIO
D-PB-H BLOCK
DIAGRAM
D-REC-H
D-PB-H
C-SYNC
TO VIDEO
V-ENV
BLOCK
C-ROTA
DIAGRAM
RF-SW
TRICK-H
H-A-SW
H9200BLS