Power Management Features (Mode Definition); Power Management Modes - NEC Versa 2500 Series Service Manual

POWER MANAGEMENT FEATURES (MODE DEFINITION)

The following table lists power management specifications.
Mode
Full-On Mode
Doze Mode
Standby Mode
Suspend To RAM
Table 2-20 Power Management Modes
Device
CPU State
Peripherals State
Timer
CPU State
DRAM State
Peripherals State
Activity Events
Timer
CPU State
DRAM State
VGA State
Audio State
AMP Circuit
HDD State
LCD state
Activity Events
Timer
CPU State
DRAM State
LCD State
VGA, HDD, I/O Chip, PCMCIA,
Audio, AMP Circuit, KBC, Clock
Generator
Power-On Group
Activity Events
General Specifications
Speed
Full speed
Normal
On / Off
Stop Grant State
Slow Refresh
Normal
Video Monitoring, Keystrokes,
FDD, HDD, COM1, COM2,
LPT2, Audio
Off/1/2/4/8/16 Min.
Stop Clock
Slow Refresh
Standby
Power Down
Power Down
Power Down
Backlight Off, Negative Volt.
Off
Video Monitoring, Keystrokes,
FDD, HDD, COM1, COM2,
LPT1, Audio
Off/1/2/4/8/16 Min
Stop Clock
Slow Refresh
Backlight off, Negative Volt. Off
Power Down
UM8890BN
Keyboard, Power, Com1,
Fax/Modem, PCMCIA Ring
2-19