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Service Hints & Tips

Document ID: DETR-44SSA4

Aptiva - 2144-S15 Diagnostics - Index of symptoms, messages, error codes, and beeps

Applicable to: Canada, United States

The table below lists failure symptoms and possible causes. The most likely cause is listed first. When servicing a system, always begin with "Start" . This index can also be used to help you decide which FRUs to have available when servicing a system.

If you are unable to correct the problem using this index, go to "Undetermined Problem" .

Notes:
1. If an error message and incorrect audio response occur, diagnose the error message first.

2. If you cannot run the Advanced Diagnostics tests but did receive a POST error code, diagnose the POST error message.

3. If you did not receive any error message, look for a description of your error symptoms in the first part of this index.

4. Check all power supply voltages, switch, and jumper settings before you replace the system board. Also check the power supply voltages if you have a system no-power condition. (See "Power Supply" and "System Board Layout" Machine Type 2144 (Type G-1), .)

In the table below, an X in an error code may be any number. If you are unable to correct the problem using this index, go to "Undetermined Problem" .

Symptoms, Messages, Error Codes, or Beeps

Action/FRU

Note: To diagnose a problem, first find the symptom, message, error code, or beeps in column 1. If directed to a check procedure, replace the FRU indicated in the check procedure. If no check procedure is indicated, the first Action/FRU listed in column 2 is the most likely cause.

Symptoms

No beeps, power supply running, no other symptoms.

System is working normally.

No system power, or fan not
running.

"Power Supply"
Power switch assembly
Power supply
System board

Processor speed seems slower.

"Memory"
Cache memory
System board

System unit does not turn off
with power switch. (System unit must be unplugged from
electrical outlet to completely
turn off.)

"Power Supply"
Power switch assembly
System board

Machine works but fails to go
into Rapid Resume mode when
configuration is set with Standby mode enabled or Rapid Resume mode enabled.

Software application was fully activated before on/off switch was pushed. Try
operating Rapid Resume from Microsoft
Windows Program Manager panel.

When you try to enable or
disable Rapid Resume, Rapid
Resume configuration screen is not available from Advanced
Diagnostics 3 (SETUP) option or Configuration/Setup Utility
screen.

System board

Wake Up on Ring feature fails to power on system when enabled in Configuration/Setup Utility.

"FAX/Modem Adapter"
Modem Wake Up on Ring jumper
connection/cable
System board

Communication problem.
Modem does not work properly.

"FAX/Modem Adapter"
Modem connection/switch settings
Modem Wake Up on Ring jumper
connection/cable
Riser card
System board

FAX/voice modem has no sound output. (Data files are received normally; sound adapter card works correctly.)

Check sound adapter card and multiplexer
software settings and FAX/voice modem
sound cable to sound adapter card
connections.
FAX/voice modem sound cable
FAX/voice modem card

FAX/voice modem does not
receive data files.

"FAX/Modem Adapter"
Modem connection/switch settings
Modem
Riser card
System board

FAX/voice modem has no sound output. (Data files are received normally; sound adapter card does not produce sound or cannot be activated in software.)

"Diagnostics for Factory-Installed Riser
Card, Sound Card, or Adapter Cards Not
Supported by Advanced Diagnostics" .
Sound adapter card
Riser card
System board

Diskette drive indicator LED
remains on or does not light
when drive is active.

Diskette drive connection/cable
Diskette drive
System board

Hard disk or power-on indicator
LED does not light but machine
functions normally otherwise.

Check J26 voltages with power on:

J26 Hard Disk
Pin Normal Running
1 +5 V dc 0 V dc
2 +5 V dc +5 V dc
3 +5 V dc +5 V dc
4 0 V dc 0 V dc
Pins 1, 2 = Hard Disk Drive
Pins 3, 4 = Power-on LED

LED connection/cable assembly
System board

No beep during POST but
computer works correctly.

System board

Insert a Diskette message
icon appears when a known
good Advanced Diagnostics
diskette is inserted in the 3.5-in. diskette drive.

Ensure the hard disk drive and diskette
drive are not disabled in the startup
sequence in the Configuration/Setup Utility.
Hard disk drive preloaded software
Hard disk drive connection/cable/jumpers
Diskette drive connection/cable
Diskette drive
System board

Program loads from the hard
disk with a known-good
diagnostics diskette in the first
3.5-inch diskette drive (and
diskette drive is enabled in the
Configuration/Setup Utility).

"Factory-Installed Drive Devices"
Diskette drive
System board
Power supply

A nonsystem disk or disk
error message appears with a
known-good Advanced
Diagnostics diskette.

Diskette drive connection/cable
Diskette drive
System board

An Invalid Format - Bad Track
error message appears when
trying to format a known-good
diskette.

Diskette drive connection/cable
Diskette drive
System board

System fails to load the
Advanced Diagnostic diskette.
System preloaded software
works correctly.

Make sure the Configuration/Setup Utility
has the startup sequence set with Diskette
enabled.
"Factory-Installed Drive Devices"
Diskette drive connection/cable
Diskette drive
System board

Incorrect memory size shown or repeated during POST.

"Memory"

Some or all keys on keyboard do not work.

"Keyboard"
Keyboard
Keyboard connection/cable
System board

Real-time clock is inaccurate.

Time set incorrectly by user.
CMOS clock/battery (if less than 2.8 V dc)
System board

Cannot finish diagnostic test.

"Advanced Diagnostics Device Presence
Test"

3.5-in. diskette drive or 5.25-in.
diskette drive does not work.

"Factory-Installed Drive Devices"
Diskette drive connection/cable
Diskette drive
System board

Blinking cursor only and machine not working normally.

"Factory-Installed Drive Devices"
Diskette drive connection/cable
Diskette drive
System board

Serial or parallel port device
failure (adapter port).

"Factory-Installed Drive Devices"
Test using a wrap plug while running
Advanced Diagnostics.
Device
Cable/connections
Alternate adapter
System board
Riser card

Parallel port or serial port failure (system board port).

"Advanced Diagnostics Device Presence
Test"
Test using a wrap plug while running
Advanced Diagnostics.
Cable/connections
System board

Monitor problem:
Ÿ Incorrect colors
Ÿ No high intensity
Ÿ Missing, broken, or incorrect
characters
Ÿ Blank monitor (dark)
Ÿ Blank monitor (bright)
Ÿ Distorted image
Ÿ Unreadable monitor
Ÿ Other monitor problems

"Monitor"
I/O monitor signal connection/cable
Monitor
System board

Intensity or color varies from left to right of characters and color bars.

"Monitor"
System board

Other monitor problem not listed above (including blank or illegible monitor).

"Monitor"
System board

Changing colors.

"Monitor"

Sound adapter card or
factory-installed adapter card
software gives a Microsoft
Windows error message after
POST configuration.
Hardware problem occurred.

"Diagnostics for Factory-Installed Riser
Card, Sound Card, or Adapter Cards Not
Supported by Advanced Diagnostics"
Sound or adapter card connection/cable
Sound or adapter card jumper settings
Sound or adapter card

Audio software program invoked but no sound comes out of speakers.

"Diagnostics for Factory-Installed Riser
Card, Sound Card, or Adapter Cards Not
Supported by Advanced Diagnostics"
Sound adapter card connection/cable/jumpers
Sound adapter card volume control
Speakers
Sound adapter card

Audio software program does not initiate in software but CD-ROM drive works normally.

"Diagnostics for Factory-Installed Riser
Card, Sound Card, or Adapter Cards Not
Supported by Advanced Diagnostics"
Sound adapter card jumper settings
Sound adapter card

CD-ROM drive LED came on
and stayed on more than 20
seconds before shutting off.
Software asks to install disc.
Software displays a Reading CD error.

CD is not inserted properly.
CD is damaged.
CD has dirt or foreign material on it.

CD-ROM drive LED comes on
when inserting a disc but no
CD-ROM drive icon appears in
the File Manager as Drive D.

"Factory-Installed Drive Devices"
CD-ROM drive connections/cables/jumpers
CD-ROM drive

CD-ROM drive LED does not
come on when inserting a disc in the drive when the system is
powered on and the CD-ROM
drive power connector has the
correct voltage.

"Diagnostics for Factory-Installed Riser
Card, Sound Card, or Adapter Cards Not
Supported by Advanced Diagnostics"
CD-ROM drive

CD-ROM drive LED does not
come on but CD-ROM drive
works normally.

CD-ROM drive

CD-ROM drive does not load or eject when the system is
powered on, the LED light is off, and the eject button is pressed and held.

"Factory-Installed Drive Devices"
CD-ROM drive system connection/cable
CD-ROM drive
Power supply

CD-ROM drive does not read
data files and no error codes or
messages are displayed.
Cannot read from Drive E.
Retry loading CD message is
displayed with disc loaded in
CD-ROM drive.
Sound adapter card works
properly.

"Diagnostics for Factory-Installed Drive Devices Not Supported by Advanced
Diagnostics"
Check with a known good disc and correct
level of software.
CD-ROM drive

CD-ROM drive does not play an audio disc. Sound adapter card works properly. CD-ROM drive reads data files.

"Diagnostics for Factory-Installed Drive
Devices Not Supported by Advanced
Diagnostics"
Audio cable on CD-ROM drive is not
connected to sound adapter card. If music
can be heard through headphones plugged
into the sound adapter card jack, replace
the CD-ROM drive.

Joystick does not respond at all.

1. Ensure the joystick is plugged completely into the joystick/MIDI adapter plug on the sound adapter card and secured with the screws on the adapter plug.

2. Verify that the software application used with the joystick has joystick support.

3. Ensure the joystick is enabled in the software application. This may require entering keystrokes or a configuration utility in the software application.

If the above steps find no problem, see the
"Joystick does not work correctly" symptom
below.

Joystick does not work correctly (installation is correct, see above symptom).

1. Disable the joystick in the software application.

2. Enable the mouse as the input device in the software application.

3. If the mouse works in the software application, replace the joystick. If the symptom remains, replace the sound
adapter card.

4. If the mouse does not work, check the
software application troubleshooting
information provided by the manufacturer.

Printer problems.

Refer to the service manual for the printer.

Any other problem.

"Undetermined Problem"


Symptoms, Messages, Error Codes, or Beeps

Action/FRU

Beeps

Note: The system has an error if you hear one or more beeps in a row before POST is completed.

No beep and:
Ÿ Blank or unreadable monitor
Ÿ Blinking cursor

"Power Supply"

Repeating short beeps

"Keyboard"
Keyboard (sticking key)
Keyboard connection/cable
System board

Two short beeps and:
Ÿ Blank or unreadable monitor
Ÿ Distorted monitor image

CMOS clock/battery (if less than 2.8 V dc,
or removed from system unit for some time,
or with no AC power to system unit)
Monitor
I/O monitor signal connection/cable
System board

One long beep, two or three
short beeps (Video POST error)

System board switch and jumper settings
(see "System Board Layout, Machine Type
2144 (Type G-1)" )
Optional video memory
System board

One long beep, one short beep

"Memory" Refer to "SIMM
Configurations" on page 5-14 for correct
installation.
SIMM(s)

Any other beeps

"Undetermined Problem"


Symptoms, Messages, Error Codes, or Beeps

Action/FRU

Error Codes

10X - System board error or
continuous beep

System board

110 - System board parity error

"Memory"
Set memory installed in Configuration/Setup
Utility for non-parity SIMMs; check parity jumper setting (see "System Board Layout" Machine Type 2144 (Type G-1)" ).
SIMMs
System board

111 - I/O channel parity error

"Memory"
I/O channel memory
Riser card
System board

114 - External ROM checksum
error

"Diagnostics for Factory-Installed Riser
Card, Sound Card, or Adapter Cards Not
Supported by Advanced Diagnostics"
Adapter card
Riser card
System board

12X - Processor error

Run the Configuration/Setup Utility; see
"POST Error Codes" on page 2-3.
Processor
System board

13X - System board error

Run the Configuration/Setup Utility; see
"POST Error Codes" on page 2-3.
Processor
System board

161 - Low CMOS battery

CMOS clock/battery (if less than 2.8 V dc)
Run the Configuration/Setup Utility; see
"POST Error Codes" on page 2-3.
System board

162 - CMOS RAM error

CMOS clock/battery (if less than 2.8 V dc)
Run the Configuration/Setup Utility; see "POST Error Codes" on page 2-3.
System board

163 - Real-time clock error Set date and time

Run the Configuration/Setup Utility; see
"POST Error Codes" on page 2-3.
CMOS clock/battery (if less than 2.8 V dc)
System board

164 - Memory size error

"Memory"
Check SIMM installation and parity jumper
settings. Run the Configuration/Setup
Utility; see "POST Error Codes" on
page 2-3. See also "SIMM Configurations"
on page 5-14.
SIMMs
I/O channel memory
System board

1XX errors not listed above

System board

20X - Memory error

"Memory"
SIMMs
I/O channel memory
System board

221 - Shadow RAM error

"Memory"
SIMMs
I/O channel memory
System board

225 - SIMM installed in wrong
socket

Refer to "SIMM Configurations" on page 5-14 for correct installation.

228 - External cache tag RAM
error

Optional cache tag address module

229 - External cache memory
test error

"Memory"
Cache tag address module and RAM
System board

262 - DRAM parity configuration error

"Memory"
Run the Configuration/Setup Utility; see
"POST Error Codes" on page 2-3.
SIMMs
System board

264 - External cache memory
size error

"Memory"
Cache tag address module and RAM
System board

305 - System board
nonreplaceable fuse can be
blown by a defective keyboard,
keyboard cable, or mouse. If you suspect one of these FRUs, replace it when you replace the system board.

"Keyboard"
Keyboard
Keyboard connection/cable
Mouse
System board

3XX - Keyboard error

"Keyboard"
Keyboard connection
Keyboard
System board

601 - Diskette drive controller
error

System board

61X - Diskette drive test error

"Factory-Installed Drive Devices"
Diskette drive connection/cable
Diskette drive
System board

62X - Diskette drive test error

"Factory-Installed Drive Devices"
Reformat test diskette
Diskette drive connection/cable
Diskette drive
System board

662 - Diskette drive configuration error

"Factory-Installed Drive Devices"
Diskette drive connection/cable
Diskette drive
Power supply
System board

7XX - Math coprocessor error

"Advanced Diagnostics Device Presence
Test"
Upgrade coprocessor (Check Configuration/Setup Utility and jumpers.)
System board

962 - Parallel port conflict

Test using a wrap plug while running
Advanced Diagnostics.
"Advanced Diagnostics Device Presence
Test"
Parallel port
Parallel adapter card
Riser card
System board

90X - Parallel port test error

Test using a wrap plug while running
Advanced Diagnostics.
"Advanced Diagnostics Device Presence
Test"
Parallel port
System board

1162 - Serial port conflict Test using a wrap plug while running
Advanced Diagnostics.

"Advanced Diagnostics Device Presence
Test"
Serial adapter
Riser card
System board

11XX - Serial port test errors not listed above

Test using a wrap plug while running
Advanced Diagnostics.
"Advanced Diagnostics Device Presence
Test"
Serial port
System board

On the system board:
1780/1790 - Hard Disk Drive 1

1781/1791 - Hard Disk Drive 2

1782/1792 - Hard Disk Drive 3 or CD-ROM drive

1783/1793 - Hard Disk Drive 4 or CD-ROM drive if Hard Disk Drive 3 installed

Hard disk drive connection/cable/jumpers
If an upgrade processor is installed, check
that the proper speed has been set
(switches and Configuration/Setup Utility).
Speed should be a multiple of the original
processor speed.
Hard disk drive size set correctly in
Configuration/Setup Utility
Hard disk drive
System board

17XX - Hard disk drive error
All 17XX errors not listed above.

"Factory-Installed Drive Devices"
Hard disk drive jumpers
Hard disk drive connection/cable
Hard disk drive
System board
Power supply

2401 - Monitor changing colors

Monitor

2408 error

System board

2409 error

Monitor

2410 error

System board

24XX - Video/monitor error

"Monitor"
Optional video memory
System board
Monitor

5962 - CD-ROM configuration
error (sound adapter card driver works correctly)

"Factory-Installed Drive Devices"
CD-ROM drive connections/cables/jumpers
CD-ROM drive
Power supply
System board

86XX - Pointing device error or
mouse does not work

"Mouse"
Pointing device connection/cable
Pointing device
System board

101XX - Modem test error

Check switch settings/reseat card.
"FAX/Modem Adapter"
Modem adapter
Riser card
System board

Any other error codes

"Undetermined Problem"



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Document Category

Diagnostics, Error Messages

Date Created

04-02-99

Last Updated

05-02-99

Revision Date

Brand

IBM Aptiva

Product Family

Aptiva

Machine Type

2144

Model

S15

TypeModel

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