IBM 600X (MT 2646) manual Port replicator checkout, Checking the backup battery, Wire

Page 16

Checkout guide

Checking the backup battery:

Do the following:

1.Power off the computer, and unplug the ac a from it.

2.Turn the computer upside down.

3.Remove the backup battery

Note: Removing the

backup battery

will

cause l

of

configuration

data unless

the

battery

is

installed

and

operational.

 

 

(see “Checking the battery pack” on page 11)

4.Measure the voltage of the backup battery. following figure.

Wire

Voltage

(V dc)

 

 

 

Red

+2.5

to+3.2

 

 

 

Black

Ground

 

 

 

 

Ÿ If the voltage is correct, replace the sys

ŸIf the voltage is not correct, replace the battery.

ŸIf the backup battery discharges quickly af replacement, replace the system board.

Port replicator checkout

Use the following procedure to isolate a port r problem. The port replicator attaches to the syst expansion connector at the rear of the computer:

1. Power off the computer.

2. Remove the failing devices from the port re

3.Unplug the AC Adapter from the port replicat attached.

4. Remove the port replicator from the computer.

5.Reconnect the failing device directly to the (If another device is already connected to computer, remove it first.)

6.Go to “Testing the computer” on page 7 and ru diagnostics.

7. If

the

advanced

diagnostic

device test

doe

an

error,

suspect

a problem

with the port

re

8.Power off the computer, and reconnect the po replicator.

9.Power on the computer, and run the following advanced diagnostic tests:

ŸSerial port test with the wrap plug install the port replicator

12 ThinkPad 600X Hardware Maintenance Manual

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Contents January SupportsThis manual 600XFirst Apply to UnitedSuch provisions are  Copyright International Business MachinesContents LCD FRU Read this first Following is not covered under warranty Related service information Reset switchService Web site PasswordsHow to remove the power-on passwords BarPower management features When batteryWill not If LCD Is closedHibernation mode SwitchFor While dockedTesting the computer Config and InitializeSet Hibernate to When battery becomes low Checkout guideInfo Interactive TestsTestInteractive Power system checkout Detecting system information with PC-DoctorHardware Info UtilityAdapter 16 10Pin Voltage V dc Battery pack Wire Checking the backup batteryPort replicator checkout Features Power overloadFeature Product overviewPcmcia Status indicators Symbol ColorKey combinations F11Backspace +PgDnSymptom-to-FRU error messages How to use error messagesHow to diagnose multiple FRUs Symptom-to-FRU indexError Codes Error Easy-SetupAction 161Symptom or error FRU or 191XX System board Initialization Error 192To Testing Installed602 Testing 604 Testing2402 Out Card 24XX Testing 808X TestingInstall I9990301That I9990302 I9990305Beep symptoms SymptomsAudio-related symptoms CD-ROM-related symptomsSymptom-to-FRU error messages OnStart Symptom or errorStation Function-related symptoms Indicator-related symptomsInfrared-related symptoms Keyboard- or TrackPoint-related symptomsMake Sure Is correctLCD-related symptoms Modem-related symptoms13.3 LCD-relatedPC Card-related symptoms Peripheral-device-related symptomsPower-related symptoms Other symptomsIntermittent problems Undetermined problemsSymptom-to-FRU error messages FRU replacement notices Screw noticesPlastic Logic card to plasticRestoring serial number of the system Retaining serial numbersIdentification FRU replacement notices FRU removals and replacements FRU removals and replacements Backup battery Dimm Modem card Battery pack When replacing Hard disk driveDo not drop or apply any shock to the hard disk StepUltraslimBay device Keyboard assembly Quantity ColorColor Torque FRU removals and replacements Keyboard Bottom viewSpeakers ViewCable route Speaker cable LCD assembly PC Card slot assembly Asset ID RF adapter kit Sub card Card 1130TV Out CPU card and fan Fan CPU card Modem cable assembly Cable System board DimmLCD front cover LCDLCD Hinges and cables FRU removals and replacements Inverter card Locations Rear view Bottom view Password pads Parts list FRU Out Card 10L1352 Screw Kit 05K4841 All Nylon-coated Screws 02K4789 LCD FRU Inch XGA TFTPanel See LCD Unit Hinges 05K4835 Option list List ToolsUsed in these countries Used TheseTrademarks