Table of Contents
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2-2. Disassembly
NOTE: When removing the switching regulator from the main unit, start
performing more than 30 seconds after the main power is turned off.
2-2-1. I/O and Switching Regulator Removal
and Extension Cable Connection
Extension cable: 40 pin
(1-900-239-53)
Extension cable: 64 pin
)
(
A-1501-146-A
or
A-1501-147-A
1 Two screws
4 I/O block
3 Two screws
(Panel stopper screw)
2-2-3. AF, G2, UA Boards and Switching
Regulator (APS-132 M Board) Removal
2 Two screws
(+PSW3 x 10)
3 Power unit
CN4
cover
CN8
CN6
CN7
4 Nine
screws
(+PSW4 x 8)
CN4003
CN4008
1 Two screws
(+K3 x 10)
!= UA board
2-2
Extension cable: 8 pin
(1-900-239-54)
7 Two screws
8 Switching
!= Rear
cover (A)
6 Side cover
0 Rear
cover (A) !- Four screws
(+RK4 x 8)
9 Four screws
(+RK4 x 8)
2 Side cover
CN5
CN2
CN1
5 Switching regulator
(APS-132 M board)
7 G2 board
CN4005
6 Two screws
(+PSW3 x 10)
8 Screws
0 Power unit cover
2-2-2. H1 and UJ Boards Removal
1 Four screws
(+PSW3 x 10)
(+B4 x 20)
regulator
5 Two
CN105
screws
4 H1 board
6 I/O unit panel
(+PSW4 x 8)
!] AF board
