Acer TravelMate 340 User Guide - Page 60

Power management modes, Sleep mode

Get Acer TravelMate 340 PDF manuals and user guides View all Acer TravelMate 340 manuals
Add to My Manuals
Save this manual to your list of manuals

Page 60 highlights

42 2 Operating on battery power Power management modes Sleep mode Power management functions are handled by the ACPI-aware operating system. In this set-up, you do not need to set timeout values for devices before they enter a power saving mode. Sleep mode may be one of three computer power saving modes: standby, hibernation or power off. Windows determines which of these modes to enter in. To enter Sleep mode: • Press the Sleep hot key Fn-F4. • Idle times for devices and the computer determined by Windows 98 elapses Exiting sleep mode depends on which power saving mode the computer is currently in. Standby mode The computer consumes very low power in Standby mode. Data remains intact in the system memory until the battery is drained. There are a number of ways to enter Standby mode: • If the waiting time specified by the System Standby value or the operating system elapses without any system activity • Closing the display cover • When the computer is about to enter Hibernation mode (e.g., during a battery- low condition), but the Hibernation file is invalid or not present • When customized functions for power management are set to Standby and the corresponding action is taken. See "Setting advanced features in power management" on page 86 for more information. • Invoked by the operating system power-saving modes Note: If your computer is running Windows NT 4.0 or Windows 95, Fn-F4 acts as the standby hot key. The following signals indicate that the computer is in Standby mode: • The buzzer beeps • The Sleep indicator lights

  • 1
  • 2
  • 3
  • 4
  • 5
  • 6
  • 7
  • 8
  • 9
  • 10
  • 11
  • 12
  • 13
  • 14
  • 15
  • 16
  • 17
  • 18
  • 19
  • 20
  • 21
  • 22
  • 23
  • 24
  • 25
  • 26
  • 27
  • 28
  • 29
  • 30
  • 31
  • 32
  • 33
  • 34
  • 35
  • 36
  • 37
  • 38
  • 39
  • 40
  • 41
  • 42
  • 43
  • 44
  • 45
  • 46
  • 47
  • 48
  • 49
  • 50
  • 51
  • 52
  • 53
  • 54
  • 55
  • 56
  • 57
  • 58
  • 59
  • 60
  • 61
  • 62
  • 63
  • 64
  • 65
  • 66
  • 67
  • 68
  • 69
  • 70
  • 71
  • 72
  • 73
  • 74
  • 75
  • 76
  • 77
  • 78
  • 79
  • 80
  • 81
  • 82
  • 83
  • 84
  • 85
  • 86
  • 87
  • 88
  • 89
  • 90
  • 91
  • 92
  • 93
  • 94
  • 95
  • 96
  • 97
  • 98
  • 99
  • 100
  • 101
  • 102
  • 103
  • 104
  • 105
  • 106
  • 107
  • 108
  • 109
  • 110
  • 111
  • 112
  • 113
  • 114
  • 115
  • 116
  • 117
  • 118
  • 119
  • 120
  • 121
  • 122
  • 123
  • 124
  • 125
  • 126
  • 127
  • 128
  • 129
  • 130
  • 131
  • 132
  • 133
  • 134
  • 135
  • 136
2 Operating on battery power
42
Power management modes
Sleep mode
Power management functions are handled by the ACPI-aware operating system.
In
this set-up, you do not need to set timeout values for devices before they enter a
power saving mode.
Sleep mode may be one of three computer power saving modes: standby,
hibernation or power off.
Windows determines which of these modes to enter in.
To enter Sleep mode:
•
Press the Sleep hot key
Fn-F4
.
•
Idle times for devices and the computer determined by Windows 98 elapses
Exiting sleep mode depends on which power saving mode the computer is
currently in.
Standby mode
The computer consumes very low power in Standby mode.
Data remains intact in
the system memory until the battery is drained.
There are a number of ways to enter Standby mode:
•
If the waiting time specified by the System Standby value or the operating
system elapses without any system activity
•
Closing the display cover
•
When the computer is about to enter Hibernation mode (e.g., during a battery-
low condition), but the Hibernation file is invalid or not present
•
When customized functions for power management are set to Standby and the
corresponding action is taken.
See “Setting advanced features in power
management” on page 86 for more information.
•
Invoked by the operating system power-saving modes
Note:
If your computer is running Windows NT 4.0 or Windows 95,
Fn-F4
acts as the standby hot key.
The following signals indicate that the computer is in Standby mode:
•
The buzzer beeps
•
The Sleep indicator lights