IBM 5110 Series Maintenance Analysis Procedures page 179

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5110 POWER MAP 0700
PAGE 1 OF 6
ENTRY POINTS
FROM ENTER THIS MAP
MAP ENTRY
PAGE
NUMBER POINT NUMBER
0300
A
0310
A
0500
A
0600
A
0840
A
0841
A
0843
A
0846
A
001
(Entry Point
A)
Is the customers power OK?
Y N
002
STEP
NUMBER
001
001
001
001
001
001
001
001
Is the 5110 or any of the I/O devices
causing the bad customer power (take the
Y leg if unknown)?
Y N
003
Customer power problem
004
Unplug the 5110 and all the I/O devices from
the customer power.
Have the customer reset their circuit breaker
or
replace their fuse.
Does the customers circuit breakers trip or
their fuses still blow?
Y N
©
Copyright IBM Corp. 1979
ABC
ABC
MAP 0700-1
005
Plug in the 5110 and I/O devices one at a
time to the customers power.
Does the 5110 or any of the I/O devices
cause the customers circuit breakers to
trip or their fuses to blow?
Y N
006
Suspect customer power problem.
007
The device that caused the customers
circuit breaker to trip or fuse to blow is
bad.
See the AC power diagram for the failing
device:
5110 (see 5110 MIM 273)
5106 (see 5110 MIM 284)
5103 (see 5103 MIM 384)
5114 (see 5114 MIM 182)
008
Customer power problem
009
Is the power supply fan running (see MIM
202 and 273)?
Y N
010
Is fuse F1 blown?
(See MIM 207 and 273).
Y N
011
Is the line cord plugged in?
(See MIM 273).
Y N
012
Plug the line cord in.
322
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E F
01JAN79
EC 836600 PEC 835541
MAP 0700-1
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