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Servo/System Control Block Diagram
NOTE FOR WIRE CONNECTORS:
1. PREFIX SYMBOL "CN" MEANS CONNECTOR.
(CAN DISCONNECT AND RECONNECT.)
2. PREFIX SYMBOL "CL" MEANS WIRE-SOLDER
HOLES OF THE PCB.
(WIRE IS SOLDERED DIRECTLY.)
(DECK ASSEMBLY)
AC HEAD ASSEMBLY
CONTROL
5 CTL(+)
HEAD
6 CTL(-)
CYLINDER ASSEMBLY
PG
SENSOR
DRUM
M
MOTOR
M
LOADING
MOTOR
BLOCK DIAGRAMS <VCR SECTION>
"
" = SMD
MAIN CBA
AL+5V
FROM/TO DVD SYSTEM
CONTROL BLOCK
D555
DIAGRAM
<DVD SECTION>
S-LED
CN504
CL504
TP506
ST-S
Q504
ST-S
SENSOR CBA
Q503
END-S
SENSOR CBA
CAPSTAN MOTOR
CL502
1 AL+12V
CAPSTAN
M
2 P-ON+5V
MOTOR
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+15V
1-11-1
TEST POINT INFORMATION
:INDICATES A TEST POINT WITH A JUMPER WIRE ACROSS A HOLE IN THE PCB.
:USED TO INDICATE A TEST POINT WITH A COMPONENT LEAD ON FOIL SIDE.
:USED TO INDICATE A TEST POINT WITH NO TEST PIN.
:USED TO INDICATE A TEST POINT WITH A TEST PIN.
IC501
(SERVO/SYSTEM CONTROL)
REMOTE-VIDEO
5
REMOTE-VIDEO
DISPLAY-CLK
6
DISPLAY-CLK
DISPLAY-DATA
8
DISPLAY-DATA
DISPLAY-ENA
9
DISPLAY-ENA
TP513
58
CTL
CTL
56
CTL(+)
57
CTL(-)
SW512
AL+5V
LD-SW
68
LD-SW
TP505
TP507
T-REEL
END-S
69
ST-S
62
END-S
3
T-REEL
Q506
Q501
T-REEL
TIMER+5V
RESET
20
RESET
AL+5V
VR501
65
PG-DELAY
SW-POINT
REC-
AL+5V
2
SAF-SW
SW511
REC SW
AL+12V
P-ON+5V
49
C-FG
27
C-F/R
28
C-CONT
21
LM-FWD/REV
29
D-CONT
47
D-PFG
AL+12V
AL+15V
P-ON+9V
CL509
1
POWER-LED
KEY
KEY- 1
67
2
KEY-1
SWITCH
TP502
S-INH
KEY
KEY- 2
66
SWITCH
AL+5V
Q565
REC-IND
72
Q563
TIMER-IND
75
Q566
VCR-IND
70
Q567
DVD-IND
71
DVD-POWER
26
TU701(TUNER UNIT)
11
CLOCK
12
DATA
VCR/TV
77
5
VCR/TV
IIC-BUS SCL
13
IIC-BUS SDA
12
Hi-Fi-H-SW
25
Hi-Fi/NOR-IN
59
ST/SAP-MODE
ST/SAP-IN
61
A-MUTE-H
7
D-REC-H
24
OUTPUT-SELECT
D-PB-L
23
INSEL/ST-SL
16
C-SYNC
41
D-V SYNC
19
V-ENV
64
C-ROTA
78
RF-SW
18
TRICK-H
11
SP/LP/SLP
14
H-A-SW
79
H-A-COMP
80
OUTPUT-SELECT
OUTPUT-SELECT
46
P-ON-L
22
P-DOWN-L
1
OUTPUT-SELECT
1-11-2
D561
POWER
CL508
1
KEY
2
SWITCH
FUNCTION CBA
D565
REC
D564 TIMER
D566 VCR
D567 DVD
TO DVD SYSTEM
DVD POWER
CONTROL BLOCK
DIAGRAM
<DVD SECTION>
IIC-BUS SCL
IIC-BUS SDA
Hi-Fi-H-SW
FROM/TO
NORMAL-H
Hi-Fi AUDIO
BLOCK
A-MUTE-H
A-MUTE-H
D-REC-H
TO AUDIO
D-PB-L
BLOCK
D-REC-H
D-PB-L
INSEL/ST-SL
C-SYNC
D-V SYNC
V-ENV
FROM/TO
C-ROTA
VIDEO BLOCK
RF-SW
TRICK-H
SP/LP/SLP
H-A-SW
H-A-COMP
P-ON-L
FROM/TO POWER
P-DOWN-L
SUPPLY BLOCK
TO DVD SYSTEM
CONTROL BLOCK
DIAGRAM
H9460BLS
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