Power management features – IBM THINKPAD 760C/CD (9546) User Manual

Page 209

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Parallel port test with the wrap plug installed on
the replicator
FDD-2 device test on the failing device with the
scratch diskette

10. If diagnostic errors appear, replace the replicator or

the external diskette drive.

If the problem remains after the replacement, replace
the system board.

11. If power problems appear only when you use the

replicator, replace the replicator.

Power Management Features

Three power management modes are provided by the
computer to reduce power consumption and prolong
battery power.

Standby Mode:

When in standby mode the following

occurs:

The LCD backlight turns off.
The hard disk motor stops.

Events that cause the computer to enter standby mode:

Standby requested by the Fn key. (Fn

+

F3)

No activity under auto-standby enabled by the
ThinkPad Features program.

Events that cause the computer to exit or resume standby
mode:

(Resume) Any key operation.

Suspend Mode:

When in suspend mode, the

following, in addition to the three actions of standby mode,
occur:

The LCD is powered-off.
The hard disk is powered-off.
The CPU is stopped.

Events that cause the computer to enter suspend mode:

Suspend mode is requested by the Fn key (Fn

+

F4).

The LCD is closed.

Notes:

1. In the ThinkPad Features Program, the computer

can be set to “Will not suspend even if LCD is
closed.”

2. When the computer is powered with ac power

and is used with one of the communication PC
cards, the computer enters

standby mode; the

PC card and application program remain active.

3. The computer cannot enter suspend mode while

a communication link is running.

ThinkPad 380, 380D, 385, 385D (2635)

197

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