IBM 8646 Hardware Maintenance Manual - Page 101

One Long and One, One Continuous Beep

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Beep/Symptom FRU/Action 3-1-3 (RAM test failed 1. DIMM above address OFFFFH) 2. Memory card 3. System board 3-1-4 (Time-of-Day clock failed) 1. Battery 2. System Board 3-2-1 (Serial port failed) 1. System board 3-2-2 (Parallel port failed) 1. System board 3-2-4 (Failure comparing CMOS memory size against actual) 1. DIMM 2. Battery 3. System board 3-3-1 (Memory size mismatch occurred, see ″Memory Settings″ on page 32) 1. DIMM 2. System board 3. Battery 3-3-2 (Critical SMBUS error occurred) 1. Disconnect the server power cord from outlet, wait 30 seconds and retry. 2. Unplug power, check for broken pins, and retry after reseating I2C cables between: a. system management adapter (PCI slot 2/J31) and planar (J32); b. DASD I2C on planar (J43) and DASD backplane 3. System Board 4. DIMMs 5. Power Supply 6. I2C Cable 3-3-3 (No operational memory in system) 1. Install or reseat the memory modules, then do a 3 boot reset. (See "Using the Configuration/Setup Utility program" on page 29.) 2. DIMMs 3. System Board 4-4-4 (I2C cable attached, system management adapter not functioning) 1. Verify correct cable installation. 2. Verify optional system management adapter is correctly installed in PCI slot 2. 3. System management adapter. Two Short Beeps (Information only, the configuration has changed) 1. Run Diagnostics 2. Run Configuration/Setup Three Short Beeps 1. DIMM 2. System Board One Continuous Beep 1. Processor 2. Optional Processor (if installed) 3. System Board Repeating Short Beeps 1. Keyboard 2. System Board One Long and One Short Beep 1. Video adapter (if present) 2. System Board Symptom-to-FRU index 93

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Beep/Symptom
FRU/Action
3-1-3
(RAM test failed
above address OFFFFH)
1.
DIMM
2.
Memory card
3.
System board
3-1-4
(Time-of-Day
clock failed)
1.
Battery
2.
System Board
3-2-1
(Serial port failed)
1.
System board
3-2-2
(Parallel port
failed)
1.
System board
3-2-4
(Failure
comparing CMOS
memory size against
actual)
1.
DIMM
2.
Battery
3.
System board
3-3-1
(Memory size
mismatch occurred, see
″
Memory Settings
″
on
page 32)
1.
DIMM
2.
System board
3.
Battery
3-3-2
(Critical SMBUS
error occurred)
1.
Disconnect the server power cord from outlet, wait 30 seconds and retry.
2.
Unplug power, check for broken pins, and retry after reseating I2C cables between:
a.
system management adapter (PCI slot 2/J31) and planar (J32);
b.
DASD I2C on planar (J43) and DASD backplane
3.
System Board
4.
DIMMs
5.
Power Supply
6.
I2C Cable
3-3-3
(No operational
memory in system)
1.
Install or reseat the memory modules, then do a 3 boot reset.
(See
“
Using the
Configuration/Setup Utility program
”
on page 29.)
2.
DIMMs
3.
System Board
4-4-4
(I2C cable
attached, system
management adapter
not functioning)
1.
Verify correct cable installation.
2.
Verify optional system management adapter is correctly installed in PCI slot 2.
3.
System management adapter.
Two Short Beeps
(Information only, the
configuration has
changed)
1.
Run Diagnostics
2.
Run Configuration/Setup
Three Short Beeps
1.
DIMM
2.
System Board
One Continuous Beep
1.
Processor
2.
Optional Processor (if installed)
3.
System Board
Repeating Short Beeps
1.
Keyboard
2.
System Board
One Long and One
Short Beep
1.
Video adapter (if present)
2.
System Board
Symptom-to-FRU index
93