Bring Up Map - IBM 5110 Series Maintenance Analysis Procedures

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BRING UP MAP
PAGE 13 OF 23
143
-Probe H6-B04 (+APL switch).
(See appendix B, the general logic probe, in the
5110 MIM).
(See MIM 248,249, display and control panel
cable).
Is the DOWN light on 7
V N
144
Is the BASIC-APL switch set to APL7
V N
145
Check/ replace Z3 (display and control
panel) cable (see MAP 0210 and MIM
248,249).
Bad BASIC-APL switch.
146
Note: when the BASIC-APL switch is
switched, RESTART must be pressed to
initialize the 5110 with the new language.
Bad H2 (base I/O) card.
Bad L2 (exec ROS) card (see MAP 050 for
jumpering).
147
Is the BASIC-APL switch set to APL?
V N
148
Bad F2 (Common and language ROS) card.
149
Check/ replace Z3 (display and control panel)
cable (see MAP 0210 and MIM 248,249).
Bad BASIC-APL switch.
A B
V B
1 1
o
1
150
-Remove the E4 card.
MAP 0400-13
-Press RESTART. Wait 25 seconds.
Is the machine at halt P with 02 in
positions
14
and 15 of the bottom line?
V N
151
Bad E4 (APL ROS) card.
152
- Reinstall the E4 card.
Bad F2 (Common and language ROS) card.
Bad H2 (base I/O) card.
Bad J2 (processor) card (see MAP 050 for
jumpering).
153
Is there a card in M4 or N2 or N4 (read/write
storage cards)?
V N
154
Bad J2 (processor) card (see MAP 050 for
jumpering).
Bad H2 (base I/O) card.
Bad M2 (read/write storage) card.
Bad L2 (exec ROS) card (see MAP 050 for
jumpering).
155
- Power down.
-Remove the read/write storage cards in this
order: M2, M4, N2, and N4.
-Install the last card removed into the M2 card
location.
No more than 25 seconds after power up, the
following events should occur:
1. ABCDEFGH appears on the top line of the
5110 display.
2. ABCDEFGHJKLMNP appears on the top line.
3. The top line is cleared and either LOADO or
CLEAR WS appears once on one and only
one line of the display.
(Step 155 continues)
01JAN79
EC 836600 PEC 835541
MAP 0400-13
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