IBM RT PC Problem Determination Manual page 35

4. Find the problem area in the following list.
5. Write the Service Request Number (SRN) for the damaged
device on item 4 of the Problem Summary Form.
6. Have the device serviced or refer to the service information for
that device.
Problem Area
System Unit
Beeper
Two-Digit Display and Control Panel
Power Cable
High Capacity Diskette Drive in location
A
High Capacity Diskette Drive in location
B
Dual Sided Diskette Drive in location B
Mouse
Keyboard
Keyboard LEDs
IBM 5151 Personal Computer Display
IBM 5154 Personal Computer Enhanced
Color Display
IBM 6153 Advanced Monochrome Graphics
Display
IBM 6154 Advanced Color Graphics
Display
IBM 6155 Extended Monochrome Graphics
Display
Service Request (SRN)
Number or Action
16-991
16-100-780
16-630
16-A50
16-64A
16-64B
16-66B
86-790
36-780
16-780
26-540
26-580
26-600
26-590
26-620
Section 2. Hardware Problems 2-7