Philips MX5100VR/00, Руководство по обслуживанию

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Servo/System Control Block Diagram
BLOCK DIAGRAMS <VCR SECTION>
M
LOADING
MOTOR
CYLINDER ASSEMBLY CAPSTAN MOTOR
DRUM
MOTOR
PG
SENSOR
CONTROL
HEAD
CL287
5 5 CTL(+)
6 6 CTL(-)
CL504
AC HEAD ASSEMBLY
MAIN CBA
KEY- 1
POWER-LED
ST-S
T-REEL
CTL(+)
RESET
REC-
SAF-SW
PG-DELAY
CTL(-)
D-V-SYNC
D-REC-H
DAVN-L
RF-SW
H-A-SW
C-ROTA
END-S
34
2
31
(DECK ASSEMBLY)
T-REEL Q515
RESET
Q506
S-REEL
SW-POINT
AL+5V
VR501
TIMER+5V
S-REEL
PS502
TP502
KEY- 2
IIC-BUS SDA
IIC-BUS SDA
IIC-BUS SCL
A-MUTE-H
IIC-BUS SDA
IIC-BUS SCL
Hi-Fi-H-SW
A-MODE
OUTPUT SELECT
A-MUTE-H
Hi-Fi-H-SW
A-MODE
H-A-COMP
V-ENV
P-ON-H
C-POW
-SW
P-ON-H
C-POW-SW
TUNER POWER
FIL-ON/OFF
LOAD-CONT
P-DOWN-L
67
66
86
P-DOWN-L
P-OFF-H
73
P-OFF-H
TUNER
POWER
62
24 FIL-ON/OFF
11
LOAD
-CONT
OUTPUT-SELECT
SW506
TO
VIDEO BLOCK
TO DVD VIDEO
BLOCK
TO
Hi-Fi AUDIO
BLOCK
TO
AUDIO BLOCK
KEY SWITCH
KEY SWITCH
CN505 CL508
FRONT CBA
LED CBA
1-11-1 1-11-2 E9015BLS
SDA
SCL
IC502
(MEMORY)
IIC-BUS SCL
D-V-SYNC
D-REC-H
DAVN-L
RF-SW
H-A-SW
INPUT SELECT
TRICK-H
C-ROTA
IIC-BUS SDA
H-A-COMP
V-ENV
SECAM-H
C-SYNC
INPUT SELECT
TRICK-H
SECAM-H
C-SYNC
OUTPUT-SELECT
IIC-BUS SCL
LD-SW
AL+5V
AL+5V
SW507
LD-SW
AL+5V
D555
S-LED
TO POWER
SUPPLY BLOCK
TP501
Q507
S-INH
M
CAPSTAN
MOTOR
IC501
(SERVO/SYSTEM CONTROL)
LINE-MUTE
LINE-MUTE
5
5
3
12
11
6
SENSOR CBA
SENSOR CBA
END-S
ST-S
Q504
Q503
REC-SAFETY
END-S
CTL 97
FF/REW-L 84
Q510
TP503
CTL
OUTPUT SELECT
KEY
SWITCH
CL502
C-FG
C-CONT
D-PFG
C-F/R
90
LM-FWD/REV 81
D-CONT 77
AL+20.5V/+12V
AL+12V(2)
P-ON+15V
P-ON+5V
1 AL+20.5V/+12V
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
M
DVD-LED
REC-LED
VCR-LED
TIMER-LED
Q502
Q508
D504
Q509
Q511
TUNER-LED
Q512
REC
AL+5V
D501 TIMER AL+5V
D652 VCR
D651 POWER
D654 TUNER
D653 DVD
KEY
SWITCH
SCL
SCL
SDA
SDA
TU701(TUNER UNIT)
TUNER CBA
CN703 CN702
REMOTE-VIDEO 14
TO DVD SYSTEM
CONTROL/SERVO
BLOCK
<DVD SECTION>
REMOTE-VIDEO
DISP-ON/OFF
DVD-POWER
DISPLAY-CLK
DISPLAY-DATA
DISPLAY-ENA
DISP-ON/OFF
DVD-POWER
DISPLAY-CLK
DISPLAY-DATA
DISPLAY-ENA 63
21
70
68
69
DVD-PLAY
DVD-PLAY 12
FTV-IN
TU-VIDEO
TO
VIDEO
BLOCK
V-IN1
Q775,
Q776
LOGIC
IC775
(COMPARATOR)
9
14
13
8
11
10
2 64
4
5
P-ON+5V
P-ON+5V
76
87
78
CN503 CN651
<DVD SECTION>
1 1 STOP/EJECT
6 6 DVD-LED
2 2 KEY-1
5 5 VCR-LED
4 4 POWER-LED
7 7 TUNER-LED
83
9
95
94
10
4
80
79
19
32
82
72
71
20
33
18
15
13
16
17
6
41
58
65
61
74
Comparison Chart of
Models & Marks
Model Mark
MX5100VR/00
MX5100VR/05
MX5100VR/02 A
B
C
" " = 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.
C
14 14 IIC-BUS SCL
15 15 IIC-BUS SDA
25
23
7
8
29
30
26
22