IBM 6580 User Manual

SECTION 7A. 3277 DEVICE EMU-
LATION
See the DWS/3277 Emulation RPQ Product
Service Manual.
SECTION 7B. PORT 0 AND PORT 1
FEATURES
Did the customer have a service
request number leading to this area?
YES, loop on the failing area MDIs
and see Section 13, Service Request
Numbers.
NO, follow the procedure below.
1. Loop on the Port 0 and Port 1 Fea-
tures, one feature at a time,
while flexing the internal cables
pertaining to the area· being
tested.
•
•
Failure. Print the trace
table, and perform the fix as
instructed.
No Failure. Consult error
logs (if used), check all
ground wires and cable shields
for good connections. Check
external cables connected to
Port 0 or Port 1.
10-12 IBM Displaywriter Product Support Manual

IBM 6580 Specifications

General

Brand	IBM
Model	6580
Category	Desktop
Language	English