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MVS-8000SF
1-8-2. Checks on the Switch Setting the Number of Power Supply Units
Before turning on the power of the MVS-8000SF, confirm that the switch S303 on the CA-44 board is set
in the following position (default setting).
S303 (B-1)/CA-44 board : Switch setting the number of power supply units (DIP type)
S303-1 : OFF
S303-2 : OFF
S303-3 : ON
S303-4 : OFF
1
2
3
AB
IF-844
(S-BUS)
A
B
12
SG-272
1
2
3
4
5
AB C D E
S303
CPU-DR
Module
(MAIN CPU)
CPU-DK
Module
(COM CPU-1)
CPU-DK
Module
(COM CPU-2)
G
F
E
D
C
B
A
654321
F
E
D
C
B
A
12345
F
E
D
C
B
A
12345
1-8. Checks on Completion of Installation