IBM Z50 manual Power Management Features, Full Power Mode, Suspend Mode

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Power Management Features

The power management features are designed to save as much electricity as possible by putting components into a low-power consumption mode as often as possible. This low-power mode is referred to as “suspend” mode.

Full Power Mode

The WorkPad z50 operates in Full power mode when power management is disabled and the AC Adapter is connected.

Suspend Mode

In suspend mode, the system is powered off except for the system DRAM. The WorkPad z50 enters suspend mode when the system remains idle for a specified amount of time or under one of the following conditions:

The Power button is pressed.

The LCD panel is closed.

A Windows CE power management time-out occurs.

The Windows CE Suspend icon is clicked.

The battery release lock is released.

The remaining battery capacity of the battery pack is very low.

A notification event set in the “Alarms” window of the World Clock application in the Control Panel occurs.

Attention

The system will not enter suspend mode after an idle time-out under the following conditions:

The serial port is connected to another system running Windows CE services.

The WorkPad z50 is connected to a network through the PCMCIA LAN card.

The system will resume to full power mode under one of the following conditions:

The Power button is pressed while in suspend mode.

An application launching key is pressed.

The LCD panel is opened.

An internal fax/modem ring-in occurs.

The Microphone button is pushed.

The Notification button is pushed when the notification LED blinks.

A built-in data/fax modem ring occurs.

The serial port is connected to another system for transmitting and receiving data.

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Contents March First Edition March About This Manual Contents Vi IBM WorkPad z50, Mobile Companion Before Replacing Parts Important Service InformationFRU Replacement Strategy Safety Notice Safety Notices Multi-lingual TranslationsSafety Notice IBM WorkPad z50, Mobile Companion Safety Notice General Safety Safety InformationElectrical Safety Use caution do not become a victim yourself Switch off power Safety Inspection GuideCheck for worn, frayed, or pinched cables Grounding Requirements Handling Electrostatic Discharge-Sensitive DevicesWorkPad z50 Mobile Companion 2608 Read This First Torque Driver Screw Tightening InformationPlastic to Plastic Logic card to PlasticFollowing is not covered under warranty Page Description FeatureProduct Overview Checkout Guide Symptoms Verified Refer ToAudio Checkout Memory Checkout Keyboard CheckoutModem Checkout Power Systems CheckoutPin Voltage V dc 11.1 Ground Terminal Voltage V dcOptional Dry Cell Battery Checkout If the optional Dry Backup Battery Checkout Nonrechargeable Battery Calibration ApplicationROM Card Checkout External Monitor Self-Test TrackPoint CheckoutCradle Checkout IBM WorkPad z50, Mobile Companion ROM card Installing the ROM/DRAM CardHandling a Screwdriver Removing the ROM/DRAM CardRemoving the Dram ROM Cards Brightness/Contrast Buttons CheckoutSuspend Mode Power Management FeaturesFull Power Mode FRU / Action in Sequence Symptom-to-FRU IndexSymptom / Error LED board Infrared-Related Symptoms Function-Related SymptomsIndicator-Related Symptoms Symptom / Error FRU / Action in Sequence Keyboard- or TrackPoint-Related SymptomsOther Symptoms Peripheral Device Related SymptomsPower-Related Symptoms Undetermined Problems Intermittent ProblemsTool Name Running the DiagnosticsPC Card Slot Test Color Related Service ProceduresStatus Indicators and Control Buttons IndicatorKey Application Launching Key AssignmentsRemoving and Replacing Defective FRUs Safety Notice 1 Translation onSafety Notice 2 Translation on Safety Notice 6 Translation onPage Length Important NoticeScrew Screw Type Head Unplugging and Plugging Flexible Cables Removal reference Backup Batteries Step Size Quantity M2.5 Color Black Torque Kgcm Length 1020 ROM/DRAM CardWorkPad z50 Mobile Companion Battery Pack Keyboard Assembly Bottom Cover WorkPad z50 Mobile Companion Step Size Quantity M2.0 Color Torque Kgcm Length MainboardLCD Bezel LCD Unit Inverter Card and LCD Panel Step Size Quantity Color M2.5 Hex Torque Kgcm Length FPC AssemblyMicrophone SpeakerAudio Ports PC Card Slot AssemblyWorkPad z50 Mobile Companion 1160 RJ-11 Assembly Hardware Button Board Top Cover Locations Front Right View Right View Left ViewBottom View Rear ViewSystem Unit Parts Listing System Unit FRU List LCD Unit Parts List CRU For 3-pin power cords Power CordIBM TrademarksIBM