Philips VR109/55 - Block Diagrams

M
M
M
1 1D-U
2 2D-V
3 3D-W
4 4D-COM
5 5GND
6 6PG(+)
7 7PG(-)
CN502
DRUM
MOTOR
PG
SENSOR
1LD-M(+)
2LD-M(-)
LOADING
MOTOR
CONTROL
HEAD
CN287
5 8CTL(+)
6 9CTL(-)
CN504
CN504
1C-F/R
2P-ON+5V
3AL+12V
4
C-FG
5
NU
6C-DRIVE
7
FG-GND
8
CM-GND
CN503
CAPSTAN
MOTOR
CYLINDER ASSEMBLY
LOADING MOTOR ASSEMBLY
AC HEAD ASSEMBLY
MAIN CBA
CAPSTAN MOTOR
KEY-2
RF-SW
C-FG
C-CONT
D-FG
D-PG
PB-CTL
ST-S
T-REEL
C-DRIVE
C-F/R
KEY-1
D-V SYNC
C-SYNC
V-ENV
REMOCON
REC-CTL(+)
RESET
ROTA
D-REC-H
D-REC-H
PG-DELAY
/TEST
A-MUTE-H
BUS SCL-2
BUS SDA-2
A-MUTE-H
RF-SW
D-V SYNC
C-SYNC
V-ENV
BUS SCL
BUS SDA
ROTA
END-S
IC501
(SERVO/SYSTEM CONTROL)
85
38
44
37
2
REC-CTL(-)
3
50
45
25
24
34
40
10
5
32
13
12
23
17
36
91
92
19
1
8
27
31
RS501
REMOTE
SENSOR
LM-REV
49
LM-FWD
48
D-CONT51
AL+5V
AL+5V
D551
S-LED
(MEMORY)
IC505
(DRUM /LOADING MOTOR DRIVE)
IC611
IC503
Servo/System Control Block Diagram BLOCK DIAGRAMS
END-S
END-S
T-REEL
ST-S
ST-S
Q504
Q503
Q505
Q508 Q506
RESET
PS501
SW-POINT
AL+5V
VR501
TIMER+5V
TP506 TP507
TP505
T-REEL
DEC-L
DEC-L
83
BUS SCL
BUS SDA
BUS SCL
79
OSD-CS-L
80
OSD-DATA
81
OSD-CLK
OSD-CS-L
OSD-DATA
OSD-CLK
BUS SDA
TO VIDEO
BLOCK
TO AUDIO
BLOCK
BUS SDA
BUS SCL
TO JACK
BLOCK
2 2KEY-2
4 4
KEY-1
KEY
SWITCH
KEY SWITCH
KEY SWITCH
TP501
GND
TP502
S-INH
CN505 CN651
FUNCTION CBA
1-10-1 1-10-2 H67T0BLS
SCL
SDA
TU701
SCL
SDA
6
5
16
17
18
19
4
5
10
9
8
14
6
15
13
12
11
7
2
8
LD-SW26
DRUM
MOTOR
DRIVE
DRIVE
LOADING
MOTOR
CONTROL
+
-
+
-
13
12
+
-
+
-
P-ON+5V
AL+12V
SCL
SDA
9
AL+5V
SW507
LD-SW
(1/3)
IC503
(2/3)
TP303
CTL
3
1
IC503
(3/3)
5
7
11
5
12
3
(DECK ASSEMBLY)
REC LED
CAS. LED
TIMER LED 63
64
62
D513 TIMER
D512 CASS
D514 REC
D511 POWER
D510 STANDBY
AL+5V
P-ON+12V
TIMER LED 73
" " = SMD
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.)
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.
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06/28/2012
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