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Apple 3400C/200, G3 manual To recharge the backup battery, leave the PowerBook, charging

Models: 3400C/200 G3

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Page 199

To recharge the backup battery, leave the PowerBook

Additional Procedures	Backup Battery Verification - 4
6	To recharge the backup battery, leave the PowerBook
	plugged in for 48 hours. It is ok to use it while it is
	charging.
7	If the backup battery appears dead or will not charge,
	replace the backup battery.

Page 199

Image 199

Apple 3400C/200, G3 manual To recharge the backup battery, leave the PowerBook, charging, replace the backup battery

Contents

K Service Source PowerBook 3400c/ PowerBook G3PowerBook 3400c/180, 3400c/200, and PowerBook G3 PowerBook 3400/G3 Hot IssuesK Service Source Overview PowerBook 3400 Modem Driver Update driver should resolve the issues and prevent needless Solution These problems are not heat-related. To addressthese situations, Apple has released a modem driver update Since many users believed these issues were heat-relatedThis revision will be supported when it is rolled into the PB 3400 Modem Driver Update.imgPB 3400 Modem Driver Update Info installation instructionsPowerBook 3400 Display Cable Gasket Installation 8/97 and 10/97 PowerBook 3400 Battery Gasket Installation 8/97 “Battery Gasket Installation” in the Additional Procedures customers and can order the kit as service part number076-0706. The installation is a warranty repair For instructions on installing the Battery Gasket, seeBasics PowerBook 3400c/PowerBook G3K Service Source Product Overview PowerBook 3400cProduct Overview BasicsPowerBook G3 PowerBook 3400c/180 February ‘97 System ConfigurationsPowerBook 3400c/200 February ‘97 PowerBook G3 November ‘97 PowerBook 3400c/240 March ‘97Ordering Repair StrategyUSA Ordering Basics Canadian OrderingRepair Strategy US Only Warranty/AppleCare/ARISCanada Only Volume Control Sleep Indicator Microphone Stereo Speakers View of Front and Right SideExpansion Bay Drive Light Security Slot Battery View of Rear and Left Side The logic board includes connectorsLogic Board Logic BoardSignal Name Signals on the Video ConnectorDescription Battery Information Main Battery Battery Handling Guidelines Optional Batteryweek without plugging in the power adapter SafetyHandle the battery carefully. Do not drop, puncture Do not leave a battery in the computer for longer than aPC Card Handling cannot be used When a Type III card is in the lower slot, the upper slotCard. When the computer is in sleep mode, a PC Card Card unit. Type III cards can only be placed in the lower slotuse it again, the card will not engage properly follow this procedure and try to push the card back in toIf you want to use the card again immediately, pull it out about an inch more and then push it back in. If you don’tSpeciﬁcations PowerBook 3400c /PowerBook G3K Service Source Introduction PowerPC G3 microprocessor running at 250 MHz PowerBook 3400cPowerPC 603e microprocessor running at 180, 200, or PowerBook G316 MB EDO RAM, expandable to 144 MB MemoryVRAM MemoryDisk Storage PowerBook 3400c PowerBook G3Floppy Drive Hard Drives CD-ROM Drives SCSI PC Cards ADB I/O InterfacesSound SerialInfrared also secures battery and any module in expansion bay Power AdapterPower adapter port Connector on side panel allows users to attach security deviceSpecifications Expansion InterfacesExpansion Bay Expansion Interfaces19-mm vertical and horizontal pitch Integrated, solid-state trackpad I/O DevicesKeyboard Trackpad Microphone I/O Devices12.1 diagonal, 800 x 600 active matrix color SVGA thousands of VideoDisplay Video100-240 VAC line voltage, 50-60 Hz Main Battery Power Adapter Backup BatteryElectrical Electrical7.4 lb. 3.3 kg with CD-ROM drive installed DimensionsWeight 7.2 lb. 3.2 kg with floppy drive installedEnvironmental Operating Temperature Storage Temperature Relative HumidityEnvironmental Operating Altitude Shipping/Non- Operating AltitudeK Service Source TroubleshootingPowerBook 3400c/PowerBook G3 General Startup Symptom Chartsoccurs when using Reset PRAMerror chord sequence Upgrade to System Enabler 1.2.1 or later. Refer to Apple SoftwarePower Screen Panel settings are Check keyboard and backup battery cables and connectionsbattery, some Control Replace backup batteryselected with power Verify that power adapter is connected correctlyPower When Shutdown isbacklight or other power-consuming devices. Or, reconnect Low-power warningAttach power adapter and recharge battery low-powerVideo Display Verify that backlight cable connection is secure Adjust screen brightness settingBacklight doesn’t operateNote If sleep light is blinking and computer is not in sleep mode, reset power managerInsert disk into floppy drive and press Command-e eject Connect power adapterThin white line is PowerBook shows noVerify monitor using another computer PowerBook showsSound Floppy Drive Disk booting displayejects while Try known-good system diskEject disk manually by carefully inserting opened paper clip Switch off system and hold trackpad button down while youswitch system on Disk does not ejectTroubleshooting errorRead/write/copy Try to format a floppy diskHard Drive CD-ROM Drive Check CD-ROM drive cable connections inside CD-ROM Symptom Charts/CD-ROM DriveTry known-good CD-ROM disc present, but CD-ROMPC Card Module PCMCIA Symptom Charts/PC Card Module PCMCIA System with PC card Replace logic board. performs poorly orhangs during floppy drive operations TroubleshootingInfrared Communication TroubleshootingSymptom Charts/Infrared CommunicationClean infrared window with soft lint-free cloth Verify infrared signal is being received by host computerPeripherals Connect low-power mouse and try to move cursor. If cursor Symptom Charts/PeripheralsShut down computer, unplug adapter, and remove battery. Let when you are usingdoes not move or Clean trackpad surface with computer off, using a nonintermittently Note User must touch trackpad with the surface of only oneclicking trackpad Try a known-good low-power mouse. If the known-goodmouse works, clean mouse ball and inside of original mouse moves, butVerify that computer is on Reset the power managerCheck keyboard connection by disconnecting and reconnecting Update Serial DMA extension to version 2.1 or higherKnown garbage is Verify that SCSI select switch setting on external device isI/O devices are unrecognized, orMiscellaneous START Troubleshooting Flowchart-Startup ProblemsTroubleshooting Flowchart-Startup Problems Troubleshooting2. Boot with Disk Tools Update Driver Symptom Charts/MiscellaneousTroubleshooting Flowchart-Startup Problems TroubleshootingK Service Source Take ApartPowerBook 3400c /PowerBook G3 Use the following tools for taking apart these computers Dental pick for opening flex connectorsTools Take ApartToolsScrews Bottom Case Assembly Bottom Case AssemblyTake Apart Take Apart BatteryBattery Before you begin, unplug the power adapterbefore connecting the power the battery out of theReplacement Caution You must install the batteryNote Media bay devices require approximately 7 lb. pull strength Floppy Drive AssemblyFloppy Drive Assembly No preliminary steps are requiredCaution Grasp the ridged assembly by its ridged1 Slide the release button forwardReplacement Caution Media bay tolerances are tightAlign media bay devices carefully before inserting them into the bay Floppy Drive AssemblyNo preliminary steps are required CD-ROM Drive AssemblyCD-ROM Drive Assembly Take Apartdown, as shown assembly without damagingCaution To remove the it, turn the unit upsideMedia bay tolerances are tight CD-ROM Drive AssemblyReplacement Caution Take ApartTake ApartKeyboard Before you begin, remove the following BatteryFloppy or CD-ROM Drive Assembly KeyboardRemove the KeyboardClose the computer and turn it upside downTake Apart Open the computerKeyboard Take ApartKeyboard 5 Gently turn the keyboard onto the palm rest Replacement Note As you RAM Card Before you begin, remove the following Battery Floppy Drive KeyboardTake ApartRAM Card Take Apart RAM CardRAM Card Before you begin, remove the following Battery Floppy or CD-ROM Drive Assembly KeyboardBrightness Speaker Grill Take ApartBrightness & Speaker Grilldetach the brightness Using a dental pickconnector Brightness & Speaker GrillReplacement Caution Before you begin, remove the following Battery Floppy or CD-ROM Drive Assembly Keyboard Brightness & Speaker GrillLeft & Right Clutch Covers Take ApartLeft & Right Clutch CoversLeft & Right Clutch Covers assembly at 170 fromdisplay. Using a assemblyTake Apart Replacement Note Install the palm rest before installingthe right & left clutch covers. The tabs on the palm rest fit under the clutch cover tabsFloppy or CD-ROM Drive Assembly Keyboard Brightness & Speaker Grill Palm RestTake ApartPalm Rest Before you begin, remove the following BatteryGrasp the top ridge of the Palm RestGrasp the right corner of the palm rest and pull itconnector 4 Using a dental pickReplacement Notes detach the trackpadBefore you begin, remove the following Battery TrackpadTake ApartTrackpad Left & Right Clutch Covers Palm RestTake Apart Trackpadthat hold the trackpad button in placePage Trackpad Note Use a nonstatic inducing material to clean thetrackpad surface, making sure the computer is off Take ApartFloppy or CD-ROM Drive Assembly Keyboard Brightness & Speaker Grill Sleep ActuatorTake ApartSleep Actuator Before you begin, remove the following Batteryin place holds the closure switchSleep Actuator 1 Remove the screw thatactuator and push the pinsPlace a flat-blade screwdriver behind theFloppy or CD-ROM Drive Assembly Keyboard Brightness & Speaker Grill Hard DriveTake ApartHard Drive Before you begin, remove the following Batterystiffener Hard Drivethat connect the hard drive bracket to the CPUPull the hard drive cable Turn the hard drivebracket so that it rests in front of the computerinsulator Using the pull tabAdjust the display so that it sits at an 80 angle Remove the hard driveBefore you begin, remove the following Battery Power Supply BoardTake ApartPower Supply Board Left & Right Clutch Covers Palm Rest Hard Driveconnector, grasp the top Power Supply BoardNote The connector is of the power supply boardBefore you begin, remove the following Battery Left & Right Clutch Covers Palm Rest Hard Drive Power Supply BoardHeatsink Take ApartHeatsinksponge on the heatsink is tacky keep it clean so it doesHeatsink Note The heat transferFloppy or CD-ROM Drive Assembly Keyboard Brightness & Speaker Grill Ethernet or Ethernet/Modem CardEthernet or Ethernet/Modem Card Before you begin, remove the following BatteryReplacement Note You Floppy or CD-ROM Drive Assembly Keyboard Brightness & Speaker Grill Take ApartLogic BoardHeatsink Ethernet or Ethernet/ Modem Card Before you begin, remove the following Batterycable pins, lift the PCMCIAswitch board straight up Disconnect the displayguide the cable out of its Using your fingersconnector and gently disconnect the LEDfree the logic board disconnect the fanSlightly pull out the left side of the bottom case toReplacement Note The Floppy or CD-ROM Drive Assembly Keyboard Brightness & Speaker Grill CPU StiffenerTake ApartCPU Stiffener Before you begin, remove the following BatteryCPU Stiffener Display Assemblyassembly consists of a metal 2 Using your fingers, slidearound to perform the next the assembly forwardNote Turn the assembly and lift it offLift off the CPU from the center clutchcover from the CPU stiffenerTake Apart 7 Using your finger, pushin the foot lever on each foot and release itReplacement Notes Before installing the stiffener, make sure 1 the LED Insert the foot/spring assembly into its opening on thefoot/spring assembly as far as it will go. Letting go of the release lever locks the assembly into placeFloppy or CD-ROM Drive Assembly Keyboard Brightness & Speaker Grill Infrared Window BoardTake ApartInfrared Window & Board Before you begin, remove the following BatteryModem Card falls out when you removeInfrared Window & Board Ethernet or EthernetReplacement Notes place underneath the window tab Before installing the CPU stiffener onto the bottom caseits 3 holding tabs on the bottom case. Align the notch with the center tab and push the board back until it snaps intoFloppy or CD-ROM Drive Assembly Keyboard Brightness & Speaker Grill Media Bay LED Release MechanismMedia Bay LED & Release Mechanism Before you begin, remove the following BatteryDisplay Assembly media bay crystal andgently pry up until the LED dislodgesplastic “hook and eye.” mechanism assemblyNote The release consists of a spring andfrom the bottom case, is installed release mechanismCaution The following step, which frees the tightlyTake Apart Mechanism ReplacementInstall the plastic “eye” onto its round notch on the bottom case Install the spring onto its 2 pins on the release mechanismthe right so that its con-nector rests outside the bottom Cable Replacement Notestiffener is installed Gently bend the LED cable toNo preliminary steps are required ADB DoorADB Door Take ApartTake Apart Note The ADB door is held in place by 2 pins on the bottom case1 Open the ADB door 2 Unhinge one side of the door, then the other 3 Lift off the doorNo preliminary steps are required I/O DoorI/O Door Take Apartside of the open I/O door place by 2 pins on theNote The I/O door is held in 1 Placing a finger on eachTake Apart Front FeetFront Feet Note Removing the front feet is not necessary for further take-apartgrooves in the bottom 1 With a flat-bladescrewdriver, pry up and remove the feet from theFloppy or CD-ROM Drive Assembly Keyboard Brightness & Speaker Grill Bottom CaseTake ApartBottom Case Before you begin, remove the following BatteryMechanism 2 Slide the reset actuatorBottom Case Media Bay LED & ReleaseTake Apart Before you begin, remove the following Floppy Drive AssemblyFloppy Drive Floppy DriveLift the floppy drive out Using a #6 torx driverremove the 5 screws from the floppy drivefloppy drive board disconnect the floppydrive cable from the floppy drive and theTake Apart Make sure the metal plateis seated on the bottom Replacement NotesHolding the assembly Install the top caseInstall both ends of the cable into its connectorsDisplay Assembly Display AssemblyTake Apart Before you begin, remove the following Battery Take ApartDisplay AssemblyFloppy or CD-ROM Drive Assembly Keyboard Left & Right Clutch Covers Display AssemblyDisplay Assembly Gently disconnect thedisplay cable from the logic boardDisplay Assembly Replacement Notefrom the metal clutches Lift off the displayDisplay Assembly undertightened. Remove the display assembly and loosentop case. If you can, this indicates the clutch screws are the screwsBefore you begin, remove the following Battery Display HousingTake ApartDisplay Housing Brightness & Speaker Grill Display Assemblyproduct name plates Display Housing1 Using a plastic swizzle stick, remove theDisplay Housing 2 Remove the 2 bumpersand 4 interchangeable screws from the bezeluse a flat-blade of the display housinghousing 3 Starting at the clutch endReplacement Note Before you begin, remove the following Battery Brightness & Speaker Grill Display Assembly Display HousingLatch Take ApartLatchNote It’s a good idea to display assembly. Removalscrews are installed LatchFloppy or CD-ROM Drive Assembly Keyboard Left & Right Clutch Covers Display FrameTake ApartDisplay Frame Before you begin, remove the following BatteryRemove the Display Framefrom the display frame Take Apart3 Using your fingers, disconnect the 2 speaker connectors 2 Using your fingers, disconnect the sleep LED connectorTake ApartDisplay Frame frame Using your fingers or aflat-blade screwdriver release the 6 tabsReplacement Notes their guide posts and wiresaligned, install the Wrap the cables aroundFloppy or CD-ROM Drive Assembly Keyboard Left & Right Clutch Covers Inverter BoardTake ApartInverter Board Before you begin, remove the following BatteryTake ApartInverter Board 3 Set the inverter frame asideReplacement Notes backlight and display Holding the inverterframe slightly above the display, connect thethe display shield Precisely align theinverter frame with the “M-shaped” guide line onBefore you begin, remove the following Battery Display Frame Inverter Board Note For this procedure itDisplay Cable Take ApartDisplay CableDisplay Cable Review the precaution foraluminum, where specified 1 Using a swizzle stickDisplay Cable Dispose of the tapecable from the display Take Apartfrom the “Y” section of Gently pull themicrophone off the bezel Peel back the kapton tapeLift the cable off its two holding pins, slide it toUnwrap the display cable from the right clutchReplacement Notes Before you begin, remove the following Battery DisplayTake ApartDisplay Display Frame Inverter Board Display CableTake Apart Display1 Remove the display from the bezelTake Apart Replacement NotesDisplay Floppy or CD-ROM Drive Assembly Keyboard Left & Right Clutch Covers ClutchTake ApartClutch Before you begin, remove the following Battery1 Carefully fold up the clutch grounding tabs on the display shield 2 Lift each interchangeable clutch off its pinsTake ApartClutch Display Frame Inverter Board Display Cable Display BezelTake ApartBezel Floppy or CD-ROM Mechanism Keyboard Left & Right Clutch Coversonly necessary if you are BezelClutch Note Removal of the LED isK Service Source Additional ProceduresPowerBook 3400c/PowerBook G3 Battery Verification the level indicator button to activate the indicator lights Power Adapter VerificationAdditional Procedures Backup Battery Verification plugged in for 48 hours. It is ok to use it while it is To recharge the backup battery, leave the PowerBookIf the backup battery appears dead or will not charge replace the backup batteryResetting PRAM PRAM and Power Manager Resetholding down the Option-Command-P-R keys, skip to Power on the computer by pressing the Power keyImmediately hold down the Option-Command-P-R keys If the PowerBook emits multiple chimes when you arePRAM and Power Manager Reset Additional ProceduresResetting the Power Manager Paper Backing Tacky Surface Wood Applicator Gasket Battery Gasket InstallationGasket Battery BayPaper BackingAdditional Procedures the battery baymetal surface above it 5 Press the gasket ontoBurnish K Service Source Exploded ViewPowerBook 3400c/PowerBook G3 Board Bottom & Display AssemblyExploded View LogicExploded View Bottom & Display AssemblyLeft Display Housing Grill 922-2480 Display 661-1236 CPRC/Intl Only Display Housing Right Display Housing Grill Display Frame

To recharge the backup battery, leave the PowerBook

plugged in for 48 hours. It is ok to use it while it is

charging.

If the backup battery appears dead or will not charge,

replace the backup battery.