Lenovo ThinkPad 760CD ThinkPad 380, 385, 560, 560E, all 760, 765 and SelectADo - Page 232

Power Management Features, Events that cause the computer to enter suspend mode

Page 232 highlights

one minute. The resume operation must start. If the resume operation does not work, switching of power from the battery pack to standby battery will not be correct. Replace the DC/DC card. If replacing the DC/DC card does not resolve the problem, replace the system board. 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 four actions of standby mode, occur: The LCD is powered off. The hard disk is powered off. The CPU is stopped. Notes: 1. In the ThinkPad Features program, the computer can be set to "Will not suspend even if LCD is closed". 2. In the ThinkPad Features program, the computer can be set to "suspend hibernate while docked." 3. 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. 4. In the following conditions, the computer cannot enter suspend mode: While a communication link is running. While the computer is attached to a Dock I. Events that cause the computer to enter suspend mode: Suspend mode is requested by the Fn key (Fn+F4). The LCD is closed. 220 IBM Mobile Systems HMM

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one minute.
The resume operation must start.
If the resume operation does not work,
switching of power from the battery pack to
standby battery will not be correct.
Replace
the DC/DC card.
If replacing the DC/DC card does not resolve
the problem, replace the system board.
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 four 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.
In the ThinkPad Features program, the computer
can be set to “suspend hibernate while docked.”
3.
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.
4.
In the following conditions, the computer cannot
enter suspend mode:
±
While a communication link is running.
±
While the computer is attached to a Dock I.
220
IBM Mobile Systems HMM