IBM 8658 User Guide - Page 145

error, codes

Page 145 highlights

AC Good LED Off On On DC Good LED Off Off On Description No power to system or ac problem. Standby mode or dc problem. Power is OK. FRU/Action 1. Check ac power to system. 2. Power Supply 3. Power Backplane 4. Power AC Inlet Box 1. Check system board cable connectors J4 and J15 (system board to power backplane). Set power-on override switch (switch 5 of SW1) to On position (see "System board switches and jumpers" on page 44. If the DC Good LED comes on, check the following components: a. Power Switch Assembly b. System Board Note: The power-on override switch (switch 5 of SW1) is intended for problem determination purposes only. Use of this switch will cause POST errors. 2. Remove the adapters and disconnect the cables and power connectors to all internal and external devices. Power-on the system. If the DC Good LED comes on, replace the adapters and devices one at a time until you isolate the problem. 3. Power Supply 4. Power Backplane 5. System Board N/A POST error codes In the following error codes, X can be any number or letter. Error Code/Symptom FRU/Action 062 (Three consecutive boot failures 1. Run Configuration/Setup using the default configuration.) 2. Battery 3. System Board 4. Processor 101, 102 (System and processor error) 1. System Board 106 (System and processor error) 1. System Board 111 (Channel check error) 1. Failing ISA Adapter 2. Memory DIMM 3. System Board 114 (Adapter read-only memory error) 1. Failing Adapter 2. Run Diagnostics Symptom-to-FRU index 135

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AC
Good
LED
DC
Good
LED
Description
FRU/Action
Off
Off
No
power
to
system
or
ac
problem.
1.
Check
ac
power
to
system.
2.
Power
Supply
3.
Power
Backplane
4.
Power
AC
Inlet
Box
On
Off
Standby
mode
or
dc
problem.
1.
Check
system
board
cable
connectors
J4
and
J15
(system
board
to
power
backplane).
Set
power-on
override
switch
(switch
5
of
SW1)
to
On
position
(see
“System
board
switches
and
jumpers”
on
page
44.
If
the
DC
Good
LED
comes
on,
check
the
following
components:
a.
Power
Switch
Assembly
b.
System
Board
Note:
The
power-on
override
switch
(switch
5
of
SW1)
is
intended
for
problem
determination
purposes
only.
Use
of
this
switch
will
cause
POST
errors.
2.
Remove
the
adapters
and
disconnect
the
cables
and
power
connectors
to
all
internal
and
external
devices.
Power-on
the
system.
If
the
DC
Good
LED
comes
on,
replace
the
adapters
and
devices
one
at
a
time
until
you
isolate
the
problem.
3.
Power
Supply
4.
Power
Backplane
5.
System
Board
On
On
Power
is
OK.
N/A
POST
error
codes
In
the
following
error
codes,
X
can
be
any
number
or
letter.
Error
Code/Symptom
FRU/Action
062
(Three
consecutive
boot
failures
using
the
default
configuration.)
1.
Run
Configuration/Setup
2.
Battery
3.
System
Board
4.
Processor
101,
102
(System
and
processor
error)
1.
System
Board
106
(System
and
processor
error)
1.
System
Board
111
(Channel
check
error)
1.
Failing
ISA
Adapter
2.
Memory
DIMM
3.
System
Board
114
(Adapter
read-only
memory
error)
1.
Failing
Adapter
2.
Run
Diagnostics
Symptom-to-FRU
index
135