Block Diagrams - FUNAI DPVR-4604 Service Manual

Servo/System Control Block Diagram
(DECK ASSEMBLY)
AC HEAD ASSEMBLY
CL287 CL504
CONTROL 5 CTL(+) 5
HEAD
6 CTL(-) 6
Q504
ST-S
SENSOR CBA
Q503
END-S
SENSOR CBA
CYLINDER ASSEMBLY CAPSTAN MOTOR
PG
SENSOR CAPSTAN
MOTOR
DRUM
M
MOTOR
M
LOADING
MOTOR

BLOCK DIAGRAMS

AL+5V
SW507
LD-SW
D555
S-LED
AL+5V
TP502
END-S
Q506 PS502
T-REEL S-REEL
TIMER+5V
TO DVD SYSTEM
CONTROL BLOCK
<DVD SECTION>
VR501
SW-POINT
CL502
1 AL+20.5V/+12V
M
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(2)
12 P-ON+15V
TO
POWER
SUPPLY
BLOCK
1-9-1
IC501
MAIN CBA
(SERVO/SYSTEM CONTROL)
KEY- 2
8
KEY- 1 7
POWER-LED 23
9 LD-SW
95 CTL(+)
94 CTL(-)
25
10 ST-S TIMER-LED
4 END-S
80 T-REEL DVD-LED 29
79 S-REEL
VCR-LED 30
REC-LED 26
Q515
RESET 34 RESET
DRV-DATA 68
DRV-STB 69
DRV-CLK 70
DVD-POWER 21
REMOTE-VIDEO
14 REMOTE-VIDEO
TP503
CTL
Q510
97 CTL
84 FF/REW-L
AL+5V
A-MUTE-H 83
2 PG-DELAY
AL+5V 31 REC-SAF-SW
Hi-Fi-H-SW 19
SW506
A-MODE 32
REC-SAFETY
LINE-MUTE 82
AL+20.5V/+12V
IIC-BUS SDA 72
P-ON+5V
IIC-BUS SCL 71
87 C-FG
D-REC-H 33
78 C-F/R
RF-SW 18
76 C-CONT
C-ROTA
15
D-V-SYNC 13
81 LM-FWD/REV
H-A-SW 16
77 D-CONT
H-A-COMP 17
90 D-PFG
V-ENV 6
OUTPUT-SELECT 74
AL+12V(2)
C-SYNC 58
P-ON+15V
INPUT-SELECT 41
C-POW
C-POW-SW DAVN-L 20
66
-SW
P-ON-H
67 P-ON-H
P-DOWN-L
86 P-DOWN-L
P-OFF-H
73 P-OFF-H
TP501 S-INH
KEY
SWITCH CL505 CL591
2 KEY-1 2
Q507
4 POWER-LED 4
D501 TIMER
Q502
DVD
D502
Q508
VCR
Q509 D503
REC
Q511 D504
AL+5V
DRV-DATA
DRV-STB
DRV-CLK
DVD-POWER
IC502 (MEMORY)
5 SDA
6 SCL
IIC-BUS SDA
IIC-BUS SCL
A-MUTE-H
IIC-BUS SDA
IIC-BUS SCL
Hi-Fi-H-SW
A-MODE
OUTPUT-SELECT
LINE-MUTE
IIC-BUS SDA
IIC-BUS SCL
D-REC-H
RF-SW
C-ROTA
D-V-SYNC
H-A-SW
H-A-COMP
V-ENV
OUTPUT-SELECT
C-SYNC
INPUT-SELECT
DAVN-L
1-9-2
FUNCTION CBA
KEY SWITCH
AL+5V
D591
POWER
TO DVD SYSTEM
CONTROL BLOCK
<DVD SECTION>
TO
AUDIO BLOCK
TO
Hi-Fi AUDIO
BLOCK
TO
VIDEO BLOCK
H95B0BLS