Map 3000: Drb And Power Supply - IBM 7785 Hardware Maintenance

•
•
•
MAP 3000
MAP 3000: DRB and Power Supply
Symptom Explana- Conditions That Could Cause This
ti o n Symptom
You have entered this
•
The DRB display is not fune-
MAP because you tioning .
suspect a problem in
•
The DRB is unable to transmit
the DRB power supply data.
or with the DRB.
•
The DRB is unable to receive
data.
~
DOES THE DRB FUNCTION PROPERL Y WHEN POWERED FROM
THE VEHICLE?
Ves No
11 002 1
Go to Step 012 on page 172.
- Power-off the system .
- Remove the bezel from the front of the DRB power supply.
- Slide the DRB power supply out by pushing from the back of the
slide to expose the card .
- Power-on the system .
SECTION 5. Diagnostic MAPs
169