Mitsubishi Electric DD-4020, Руководство по обслуживанию

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TRAY-OUT
TRAY-IN
TREV
TFW
FROM/TO
SYSTEM
CONTROL
BLOCK
FROM
DVD SIGNAL
PROCESS
BLOCK
PS
M M
RF Signal Process/Servo Block Diagram
E5540BLRF 1-6-3
1-6-4
A 3
D 4
C 1
B 2
F 7
E 8
LD 11
MON 12
GND 9
GND 10
FS(+) 17
FS(-) 16
TS(+) 15
TS(-) 18
CN001
CN001
CN001
LD(+) 1
LD(-) 2
SPL(-) 6
SPL(+) 7
SL(+) 9
SL(-) 8
SPL(-)
1
1
SPL(+)
2
2
SL(-)
3
3
SL(+)
4
4
CN201
IC200 (SERVO DRIVE)
IC001
(RF SIGNAL PROCESS)
IC100 (SERVO DSP)
FS TS
PICK-UP UNIT
MECHA CBA
INNER CB
A
DETECTOR
28
30
29
18
17
15
16
5 6
40
39
27
INPUT
MATRIX
RF
AMP
DATA SLICER
ASYMMETRY
CONTROL
AGC AMP
PROGRAMMABLE EQ
TRACKING
ERROR DET
MIRROR DET
DEFECT DET FOCUS
ERROR DET
FOCUS ON
GATE SIGNAL
CONTROL
REGISTERS
MCU
I/F
PB-ALPC
MUTE
MUTE
PWM2
PWM1
Q001
76
77
52
51
74
69
73
53
66
67
68
60
58
12 6
11
14
13
10
9
18
17
16
15
AMP
FOCUS
DRIVE
TRACKING
DRIVE
LOADING
MOTOR DRIVE
SPINDLE
MOTOR DRIVE
POWER
SAVE
SLIDE
MOTOR DRIVE
LOADING
MOTOR
SPINDLE
MOTOR SLIDE
MOTOR
M
5
21
2
1
23
26
25
27
22
24
4
1
19
5
79
81
80
78
77
76
68
3 52
95
27
26
34
7
70
TP202
TP201
TP104
8 10
7 5
14 12
IC102
(OP AMP)
1 3
8
23
22 10
MAIN CBA UNIT
HA1
HAO
HRD
HWR
HCS
HINT
RS
FROM/TO
SYSTEM CONTROL
BLOCK DIAGRAM
FROM
SYSTEM CONTROL
BLOCK DIAGRAM
TO DVD SIGNAL
PROCESS
BLOCK DIAGRAM
SCLKH
DEFECT
TC
SRV33M
NRZP
NRZN
SDATA
CSL
41
TRAY-IN 3
GND 5
TRAY-OUT 4
CN201
TRAY-IN
TRAY-OUT
FS
TS
TP001 TP002 MONREF MONREP
W F 1 W F 2
IC002
(OP AMP)
FE
TP103
TE
TP102
CLKIN FSGATE
PDM2
PDM0
PDM3
ADC4
PDM1
TC
ASO
TP101
21 14 12
RF(VIDEO/AUDIO) SIGNAL FOCUS SERVO SIGNAL TRACKING SERVO SIGNAL SLIDE SERVO SIGNAL DISK SERVO SIGNAL
90
86
~
84
82
~
HD0-HD7
MIRROR
TZC
DEFECT
ADC1
ADC0
ADC2
RS
HINT
HCS
HWR
HRD
HA0
HA1
HD0
HA7
~
+
-
+
-
VREF165
TP203
PWM
TP205
SL
CN3004
CN3003