Function/Audio Related Symptoms; Peripheral Device Related Symptoms - IBM ThinkPad 340 Series Hardware Maintenance Manual

Function/Audio Related Symptoms

Symptom/Error
The system will not suspend
or resume by opening or
closing the keyboard.
The system will not suspend
or resume by opening or
closing the LCD.
Battery Fuel-Gauge does
not go higher than 90%.
Memory count (size)
appears differently from
actual size.
System configuration does
not match the installed
devices.
System hangs intermittently.

Peripheral Device Related Symptoms

Symptom/Error
External display does not
work correctly.
Printer problems.
Serial or parallel port device
problems.
ThinkPad 755CE, 755CSE, 755CV, 755CX (9545)
FRU/Action
1. Go to "Suspend
Mode" on page 405
and check that the
computer can enter
suspend mode.
2. DC/DC Card
3. Interposer Card
4. System Board
1. Go to "Suspend
Mode" on page 405
and that check that
the computer can
enter suspend mode.
2. Interposer Card
3. DC/DC Card
4. System Board
Go to "Checking the
Battery Pack" on
page 399 and see the
note.
Go to "Memory Checkout"
on page 393.
Go to "Checking the
Installed Devices List" on
page 422.
Go to "Intermittent
Problems" on page 418.
FRU/Action
1. See "External Display
Self-Test" in
"Common Devices
Checkout" section.
1. Run Printer Self-test.
2. System Board
3. Parallel Port Device
4. Cable
1. Device
2. Device Cable
3. System Board
417