IBM 8840 Hardware Maintenance Manual - Page 87

No-beep, symptoms, error, codes

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No-beep symptoms Note: See "System" on page 108 to determine which components a field service technician should replace. No-beep symptom FRU/action No beep and the system operates correctly. 1. Check speaker cables. 2. Speaker. 3. System board. No beeps occur after successfully completing POST (the power-on status is disabled) 1. Run the Configuration/Setup Utility program, and set the Start Options Power-On Status to enable. 2. Check the speaker connection. 3. System board. No ac power (power supply ac LED is off) 1. Check the power cord. 2. Power supply. (If two are installed, swap them to determine if one is defective.) 3. Disconnect the ribbon cable from connector J25 on the system board. If the ac power LED comes on, see "Undetermined problems" on page 103. 4. Power cage assembly. No beep and no video See "Undetermined problems" on page 103. System will not start (power supply ac LED is on) See "Power-supply LED errors" on page 99. POST error codes In the following error codes, X can be any number or letter. Note: See "System" on page 108 to determine which components a field service technician should replace. Error code/symptom FRU/action 062 (Three consecutive startup failures using the default configuration.) 1. Run the Configuration/Setup Utility program. 2. Battery. 3. System board. 4. Microprocessor. 101, 102 (System and processor error) System board 106 (System and processor error) System board 111 (Channel check error) 1. Memory DIMM 2. System board 114 (Adapter read-only memory error) 1. Failing adapter. 2. Run diagnostics. 129 (Internal cache error) 1. Microprocessor 2. Optional microprocessor (if installed) 151 (Real time clock error) 1. Run diagnostics. 2. Battery. 3. System board. Chapter 6. Symptom-to-FRU index 77

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No-beep
symptoms
Note:
See
“System”
on
page
108
to
determine
which
components
a
field
service
technician
should
replace.
No-beep
symptom
FRU/action
No
beep
and
the
system
operates
correctly.
1.
Check
speaker
cables.
2.
Speaker.
3.
System
board.
No
beeps
occur
after
successfully
completing
POST
(the
power-on
status
is
disabled)
1.
Run
the
Configuration/Setup
Utility
program,
and
set
the
Start
Options
Power-On
Status
to
enable.
2.
Check
the
speaker
connection.
3.
System
board.
No
ac
power
(power
supply
ac
LED
is
off)
1.
Check
the
power
cord.
2.
Power
supply.
(If
two
are
installed,
swap
them
to
determine
if
one
is
defective.)
3.
Disconnect
the
ribbon
cable
from
connector
J25
on
the
system
board.
If
the
ac
power
LED
comes
on,
see
“Undetermined
problems”
on
page
103.
4.
Power
cage
assembly.
No
beep
and
no
video
See
“Undetermined
problems”
on
page
103.
System
will
not
start
(power
supply
ac
LED
is
on)
See
“Power-supply
LED
errors”
on
page
99.
POST
error
codes
In
the
following
error
codes,
X
can
be
any
number
or
letter.
Note:
See
“System”
on
page
108
to
determine
which
components
a
field
service
technician
should
replace.
Error
code/symptom
FRU/action
062
(Three
consecutive
startup
failures
using
the
default
configuration.)
1.
Run
the
Configuration/Setup
Utility
program.
2.
Battery.
3.
System
board.
4.
Microprocessor.
101,
102
(System
and
processor
error)
System
board
106
(System
and
processor
error)
System
board
111
(Channel
check
error)
1.
Memory
DIMM
2.
System
board
114
(Adapter
read-only
memory
error)
1.
Failing
adapter.
2.
Run
diagnostics.
129
(Internal
cache
error)
1.
Microprocessor
2.
Optional
microprocessor
(if
installed)
151
(Real
time
clock
error)
1.
Run
diagnostics.
2.
Battery.
3.
System
board.
Chapter
6.
Symptom-to-FRU
index
77