
WBPEEUI220771A0
PR15 - 1
PR15
DC Power Test
Purpose/Scope
This procedure explains how to check the DC power supplies.
Parts
None.
Tools
•
Digital multimeter (DMM).
Safety Considerations
Procedure
□
1. Switch the on/off switch to the OFF position.
NOTE: Do not disconnect power wiring from the multibus card cage for the
console model.
□
2. Label and disconnect the DC power distribution cables
from all peripheral devices (disconnect the cables at the distri-
bution end).
□
3. Make certain the power line cord for he power supply is
plugged into the PEP (keyboard interface assembly for the table
top model).
□
4. Insure that all power wiring is correct.
□
5. Switch the on/off switch to the ON position.
□
6. Use the DMM to measure the DC voltages at the multibus
card cage backplane for the console model (Fig.
) and at
P16 on the IIMKM02A module for all other models.
10 min.
WARNING
1. There are exposed AC and DC connections inside the cabi-
net. These exposed electrical connections present a shock
hazard that can cause injury or death.
W1
Содержание C-I-CV42C
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