Symptom-to-FRU Index (8543)

Symptom/Error	FRU/Action
One or more keys do not work.	1. Keyboard
(See	2. System Board
'Ext. Keyboard/Aux. Input Device Checkout'
before replacing any FRUs.)
No beep and a blank or unreadable	1. System Board
display during POST.	2. Any options or devices
(See 'Power Systems Checkout'	Power source when failing
before replacing any FRUs.)	Speaker
No beep with a normal display	1. Speaker
during POST.	2. System Board
Continuous beep	1. System Board
	2. Any options or devices
Repeating short beeps.	1. System Board
(See	2. Keyboard
'Ext. Keyboard/Aux. Input Device Checkout'
before replacing any FRUs.)
Dew Point or Temperature icon appears	1. System Board
with one long and one short beep	2. Power source when failing
One long and one short beep.	1. System Board
	2. Power source when failing
One long and two short beeps.	1. System Board
	2. Power source when failing
One short beep and a blank,	1. Display (LCD)
unreadable, or flashing display	2. System Board
with no external display attached.	3. Power source when failing
One short beep and Diskette	1. Diskette Drive
Prompt or a program load from the hard	2. System Board
disk drive or unable to read diskette(s).	3. Diskette Drive Cable
Two short beeps and a blank display.	1. System Board
	2. Any options or devices
External display problems.	1. External Display
(See 'External Display Self Test'	2. System Board
before replacing any FRUs.)
Incorrect memory size during POST.	1. System Board
(See 'Memory Checkout'	2. Memory Module Kits
before replacing any FRUs.)
Computer hang-up or intermittent hang-up.	1. System Board
	2. Hard Disk Drive
	3. Math Coprocessor
	4. Replace the last device
	being tested
	(See 'Undetermined Problem'.)
Computer does not suspend or resume.	1. System Board
(Check the Suspend icon to make	2. System-Status
sure of the failure.)	3. Display Assembly
	4. Any options or devices
Computer does not power off.	1. System-Status Display Assembly
	2. System Board
Real-time clock inaccurate.	1. System Board
Printer problems.	1. See 'Printer Checkout'
Serial or parallel port device problems.	1. Device
	2. Cable
	3. System Board
ICON is incorrectly blinking or stays on.	1. System Board
	2. Related Device
ICON incorrectly remains off,	1. System Board
but diagnostics runs without an error.	2. Related Device
	3. System-Status Display Assembly
Internal Data/Fax Modem does not	1. Internal Data/Fax Modem
communicate with a remote modem or	(Make sure Data/Fax Modem power
a fax. (See 'Fax/Modem Checkout'	option is set to on in
before replacing any FRUs.)	the Set Features program.)
101, 103, 107, 111	1. System Board
	2. Hard Disk Drive
	3. Diskette Drive
	4. Any attached devices
109, 110, 121	1. Memory Module Kits
(See 'Memory Checkout'	2. System Board
before replacing any FRUs.)
122, 124	1. System Board
	2. Auxiliary Input Device
	3. Keyboard
123	1. Hard Disk Drive
	2. System Board
	3. Hard Disk Drive Cable
141	1. System-Status Display assembly
	2. System Board
149	1. System Board
	2. Hard Disk Drive
	3. Hard Disk Drive Cable
161	1. Run Automatic Configuration
	2. Backup Battery
	3. System Board
162	1. Run Automatic Configuration,
	then check the installed devices
	using the View configuration utility.
	2. System Board
	3. Diskette Drive
	4. Hard Disk Drive
	5. Math Coprocessor
	6. Diskette Drive Cable
	7. Hard Disk Drive Cable
163	1. Time and Date Set ?
	2. System Board
164	1. Run Automatic Configuration
(See 'Memory Checkout'	2. Memory Module Kits
before replacing any FRUs.)	3. System Board
199	1. See 'Checking Installed Devices'
1XX	1. System Board
(not listed above)
211	1. System Board
(on POST)	2. Memory Module Kits
221	1. System Board
(on POST)
204, 214, 224, 240	1. System Board
	2. Memory Module Kits
25X	1. System Board
2XX	1. Memory Module Kits
(not listed above)	2. System Board
(See 'Memory Checkout'
before replacing any FRUs.)
301, 302	1. System Board
	2. Keyboard
303	1. System Board
	2. Numeric Keypad
	3. Keyboard
304, 305	1. Keyboard
(See	2. System Board
'Ext. Keyboard/Aux. Input Device Checkout'	3. Numeric Keypad
before replacing any FRUs.)
306, 310	1. System Board
308	1. Numeric Keypad
3XX	1. System Board
(not listed above)	2. Auxiliary input device
(See	3. Keyboard
'Ext. Keyboard/Aux. Input Device Checkout'
before replacing any FRUs.)
602, 653, 654	1. Defective diskette
	2. Diskette Drive
	3. System Board
655, 660, 661	1. System Board
6XX	1. Diskette Drive
(not listed above)	2. System Board
	3. Diskette Drive Cable
7XX	1. Math Coprocessor
	2. System Board
	(IBM does not supply a math coprocessor)
9XX	1. System Board
	2. Any parallel Device
	3. Communication Cable
1107	1. Communication Cable
11XX	1. System Board
	2. Any serial adapter
	3. Communication Cable
1207	1. Communication Cable
12XX	1. Any serial adapter
	2. System Board
	3. Any serial device
	4. Communication Cable
1705 to 1707, 1709, 1711,	1. Hard Disk Drive
1718 to 1720, 1730, 1732	(Reformatting the hard disk can recover
	from the problem.)
17XX	1. Hard Disk Drive
(not listed above)	2. System Board
	3. Hard Disk Drive Cable
24XX	1. System Board
5001 to 5016	1. System Board
5017 to 502X	1. System Board
	2. LCD Display Assembly
503X	1. External CRT Display
	2. System Board
8601, 8602	1. Pointing Device
	2. System Board
	3. Numeric Keypad
8604	1. System Board
86XX	1. System Board
(not listed above)	2. Pointing Device
	3. Numeric Keypad
101XX	1. Internal Data/Fax Modem
(See 'Fax/Modem Checkout'	2. System Board
before replacing any FRUs.)	3. Any serial device
102XX	1. System-Status Display Assembly
	2. System Board
	3. Related device

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