Pin
No.
Mark
I/O
Division
Function
10
VS
I
3-phase sled drive power
supply terminal
11
BRK
I
Spindle motor block brake
terminal
12
PGND4
—
GND terminal
13
SUCO
O
Sled driver block position
detection comparator
output terminal
14
SUO
O
3-phase sled (U) output
terminal
15
SVO
O
3-phase sled (V) output
terminal
16
SVCO
O
Sled driver block position
detection comparator
output terminal
17
SWCO
O
Sled driver block position
detection comparator
output terminal
18
SWO
O
3-phase sled (W) output
terminal
19
SCOM
I
Sled driver block position
detection comparator
output terminal
20
WOUT
O
3-phase spindle (W) output
terminal
21
VOUT
O
3-phase spindle (V) output
terminal
22
COM
I
Spindle motor COM point
connect input terminal
23
UOUT
O
3-phase spindle (U) output
terminal
24
FG
O
FG pulse output terminal
25
RF
—
Output current detection
input terminal (Connected
to GND)
26
VS
I
Spindle motor drive power
supply input terminal
27
S3
I
3-phase sled block logic
input terminal
28
S2
I
3-phase sled block logic
input terminal
29
S1
I
3-phase sled block logic
input terminal
57
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 ...
Page 36: ...36 ...
Page 37: ...37 ...
Page 38: ...38 ...
Page 39: ...39 ...
Page 40: ...40 ...
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 ...
