Pin
No.
Mark
I/O
Division
Function
65
SLD1
I
Sled control signal input
terminal
66
SLD2
I
Sled control signal input
terminal
67
SLD3
I
Sled control signal input
terminal
68 FOPWMF
O
Focus PMW output terminal
69 FOPWMR
O
Focus PMW output terminal
70 TRPWMF
O
Tracking PMW output
terminal
71 TRPWMR
O
Ttacking PMW output
terminal
72
FG
I
Verocity puls signal input
terminal
73
VP
—
CLV servo clock
judgement output terminal
(Not used, open)
74
FOK
O
Focus OK signal output
terminal
75
FAST
—
FAST signal output terminal
(Not used, open)
76
VDD
I
Power supply terminal
77
CL
I
CPU I/F data transfer clock
input terminal
78
CE
I
CPU I/F chip enable signal
input terminal
79
DI
I
CPU I/F data input terminal
80
DO
O
CPU I/F data output
terminal
81
WRQB
O
CPU interrupt signal output
terminal
82
INTB
O
CPU I/F interrupt signal
output terminal
83
FSEQ
—
Frame synchronize
detection signal output
terminal (Not used, open)
84
F16M
O
Crystal oscillator output
terminal
(F=16.9344MHz)
85
AVDD
—
Power supply terminal of
LPF for 1bit DAC
49
Summary of Contents for SJ-MJ50GH
Page 5: ...3 Operating Instructions 4 Handling Precautions for MD Mechanism Optical 5 ...
Page 10: ... Check the P C B as shown below 10 ...
Page 11: ...5 2 Replacement for the disc cover ass y 11 ...
Page 12: ...5 3 Replacement for the side cabinet ass y Follow the Step 1 Step 3 of item 5 1 12 ...
Page 13: ...13 ...
Page 15: ...15 ...
Page 17: ...17 ...
Page 18: ...5 6 Replacement for the traverse motor Follow the Step 1 Step 3 of item 5 1 18 ...
Page 19: ...19 ...
Page 20: ...20 ...
Page 22: ...22 ...
Page 23: ...23 ...
Page 24: ...24 ...
Page 25: ...25 ...
Page 35: ...35 ...
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Page 41: ...41 ...
Page 42: ...8 Schematic Diagram Notes 8 1 Type Illustration of IC s Transistors and Diodes 42 ...
Page 53: ...29 CHARGE O Recharge control output terminal 53 ...