PowerBook 3400c/180, 3400c/200, and PowerBook G3
PowerBook 3400c/ PowerBook G3
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Hot Issues
PowerBook 3400/G3
Overview
PowerBook 3400 Modem Driver Update
these situations, Apple has released a modem driver update
Solution These problems are not heat-related. To address
Since many users believed these issues were heat-related
driver should resolve the issues and prevent needless
PB 3400 Modem Driver Update Info
PB 3400 Modem Driver Update.img
installation instructions
This revision will be supported when it is rolled into the
PowerBook 3400 Display Cable Gasket Installation 8/97 and 10/97
PowerBook 3400 Battery Gasket Installation 8/97
076-0706. The installation is a warranty repair
customers and can order the kit as service part number
For instructions on installing the Battery Gasket, see
“Battery Gasket Installation” in the Additional Procedures
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PowerBook 3400c/PowerBook G3
Basics
Product Overview
PowerBook 3400c
Basics
Product Overview
PowerBook G3
PowerBook 3400c/200 February ‘97
System Configurations
PowerBook 3400c/180 February ‘97
PowerBook G3 November ‘97
PowerBook 3400c/240 March ‘97
Ordering
Repair Strategy
USA Ordering
Repair Strategy
Canadian Ordering
Basics
Canada Only
Warranty/AppleCare/ARIS
US Only
Expansion Bay Drive Light Security Slot Battery
View of Front and Right Side
Volume Control Sleep Indicator Microphone Stereo Speakers
View of Rear and Left Side
Logic Board
connectors
Logic Board
The logic board includes
Description
Signals on the Video Connector
Signal Name
Battery Information
Main Battery
Battery Handling Guidelines
Optional Battery
Handle the battery carefully. Do not drop, puncture
Safety
Do not leave a battery in the computer for longer than a
week without plugging in the power adapter
PC Card Handling
Card. When the computer is in sleep mode, a PC Card
When a Type III card is in the lower slot, the upper slot
Card unit. Type III cards can only be placed in the lower slot
cannot be used
If you want to use the card again immediately, pull it out
follow this procedure and try to push the card back in to
about an inch more and then push it back in. If you don’t
use it again, the card will not engage properly
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PowerBook 3400c /PowerBook G3
Specifications
Introduction
PowerPC 603e microprocessor running at 180, 200, or
PowerBook 3400c
PowerBook G3
PowerPC G3 microprocessor running at 250 MHz
VRAM
Memory
Memory
16 MB EDO RAM, expandable to 144 MB
Floppy Drive Hard Drives CD-ROM Drives
PowerBook 3400c PowerBook G3
Disk Storage
SCSI PC Cards ADB
I/O Interfaces
Infrared
Serial
Sound
Power adapter port
Power Adapter
Connector on side panel allows users to attach security device
also secures battery and any module in expansion bay
Expansion Bay
Expansion Interfaces
Expansion Interfaces
Specifications
Keyboard Trackpad Microphone
I/O Devices
I/O Devices
19-mm vertical and horizontal pitch Integrated, solid-state trackpad
Display
Video
Video
12.1 diagonal, 800 x 600 active matrix color SVGA thousands of
Electrical
Main Battery Power Adapter Backup Battery
Electrical
100-240 VAC line voltage, 50-60 Hz
Weight
Dimensions
7.2 lb. 3.2 kg with floppy drive installed
7.4 lb. 3.3 kg with CD-ROM drive installed
Environmental
Operating Temperature Storage Temperature Relative Humidity
Operating Altitude Shipping/Non- Operating Altitude
Environmental
PowerBook 3400c/PowerBook G3
Troubleshooting
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General
Startup
Symptom Charts
error chord sequence
Reset PRAM
Upgrade to System Enabler 1.2.1 or later. Refer to Apple Software
occurs when using
Power
Screen
battery, some Control
Check keyboard and backup battery cables and connections
Replace backup battery
Panel settings are
Power
Verify that power adapter is connected correctly
When Shutdown is
selected with power
Attach power adapter and recharge battery
Low-power warning
low-power
backlight or other power-consuming devices. Or, reconnect
Video
Display
Backlight doesn’t
Adjust screen brightness setting
operate
Verify that backlight cable connection is secure
Insert disk into floppy drive and press Command-e eject
mode, reset power manager
Connect power adapter
Note If sleep light is blinking and computer is not in sleep
Verify monitor using another computer
PowerBook shows no
PowerBook shows
Thin white line is
Sound
Floppy Drive
ejects while
booting display
Try known-good system disk
Disk
switch system on
Switch off system and hold trackpad button down while you
Disk does not eject
Eject disk manually by carefully inserting opened paper clip
Read/write/copy
error
Try to format a floppy disk
Troubleshooting
Hard Drive
CD-ROM Drive
Try known-good CD-ROM disc
Symptom Charts/CD-ROM Drive
present, but CD-ROM
Check CD-ROM drive cable connections inside CD-ROM
PC Card Module PCMCIA
hangs during floppy drive operations
System with PC card Replace logic board. performs poorly or
Troubleshooting
Symptom Charts/PC Card Module PCMCIA
Clean infrared window with soft lint-free cloth
TroubleshootingSymptom Charts/Infrared Communication
Verify infrared signal is being received by host computer
Infrared Communication
Peripherals
Shut down computer, unplug adapter, and remove battery. Let
Symptom Charts/Peripherals
when you are using
Connect low-power mouse and try to move cursor. If cursor
intermittently
Clean trackpad surface with computer off, using a non
Note User must touch trackpad with the surface of only one
does not move or
mouse works, clean mouse ball and inside of original mouse
Try a known-good low-power mouse. If the known-good
moves, but
clicking trackpad
Check keyboard connection by disconnecting and reconnecting
Reset the power manager
Update Serial DMA extension to version 2.1 or higher
Verify that computer is on
Known
I/O devices are
Verify that SCSI select switch setting on external device is
unrecognized, or
garbage is
Miscellaneous
Troubleshooting Flowchart-Startup Problems
Troubleshooting Flowchart-Startup Problems
Troubleshooting
START
Troubleshooting Flowchart-Startup Problems
Symptom Charts/Miscellaneous
Troubleshooting
2. Boot with Disk Tools Update Driver
PowerBook 3400c /PowerBook G3
Take Apart
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Tools
Dental pick for opening flex connectors
Take ApartTools
Use the following tools for taking apart these computers
Screws
Take Apart
Bottom Case Assembly
Bottom Case Assembly
Battery
Battery
Before you begin, unplug the power adapter
Take Apart
Replacement Caution
the battery out of the
You must install the battery
before connecting the power
Floppy Drive Assembly
Floppy Drive Assembly
No preliminary steps are required
Note Media bay devices require approximately 7 lb. pull strength
1 Slide the release button
assembly by its ridged
forward
Caution Grasp the ridged
Align media bay devices carefully before inserting them into the bay
Media bay tolerances are tight
Floppy Drive Assembly
Replacement Caution
CD-ROM Drive Assembly
CD-ROM Drive Assembly
Take Apart
No preliminary steps are required
Caution To remove the
assembly without damaging
it, turn the unit upside
down, as shown
Replacement Caution
CD-ROM Drive Assembly
Take Apart
Media bay tolerances are tight
Floppy or CD-ROM Drive Assembly
Before you begin, remove the following Battery
Keyboard
Take ApartKeyboard
Close the computer and
Keyboard
turn it upside down
Remove the
Keyboard
Open the computer
Take Apart
Take ApartKeyboard 5 Gently turn the keyboard onto the palm rest
Replacement Note As you
Take ApartRAM Card
Before you begin, remove the following Battery Floppy Drive Keyboard
RAM Card
RAM Card
RAM Card
Take Apart
Brightness Speaker Grill
Floppy or CD-ROM Drive Assembly Keyboard
Take ApartBrightness & Speaker Grill
Before you begin, remove the following Battery
connector
Using a dental pick
Brightness & Speaker Grill
detach the brightness
Replacement Caution
Left & Right Clutch Covers
Floppy or CD-ROM Drive Assembly Keyboard Brightness & Speaker Grill
Take ApartLeft & Right Clutch Covers
Before you begin, remove the following Battery
display. Using a
assembly at 170 from
assembly
Left & Right Clutch Covers
the right & left clutch covers. The tabs on the palm rest fit
Replacement Note Install the palm rest before installing
under the clutch cover tabs
Take Apart
Take ApartPalm Rest
Palm Rest
Before you begin, remove the following Battery
Floppy or CD-ROM Drive Assembly Keyboard Brightness & Speaker Grill
Grasp the right corner of
Palm Rest
the palm rest and pull it
Grasp the top ridge of the
Replacement Notes
4 Using a dental pick
detach the trackpad
connector
Take ApartTrackpad
Trackpad
Left & Right Clutch Covers Palm Rest
Before you begin, remove the following Battery
that hold the trackpad
Trackpad
button in place
Take Apart
Page
trackpad surface, making sure the computer is off
Note Use a nonstatic inducing material to clean the
Take Apart
Trackpad
Take ApartSleep Actuator
Sleep Actuator
Before you begin, remove the following Battery
Floppy or CD-ROM Drive Assembly Keyboard Brightness & Speaker Grill
Sleep Actuator
holds the closure switch
1 Remove the screw that
in place
Place a flat-blade
pins
screwdriver behind the
actuator and push the
Take ApartHard Drive
Hard Drive
Before you begin, remove the following Battery
Floppy or CD-ROM Drive Assembly Keyboard Brightness & Speaker Grill
that connect the hard
Hard Drive
drive bracket to the CPU
stiffener
bracket so that it rests
Turn the hard drive
in front of the computer
Pull the hard drive cable
Adjust the display so that it sits at an 80 angle
Using the pull tab
Remove the hard drive
insulator
Take ApartPower Supply Board
Power Supply Board
Left & Right Clutch Covers Palm Rest Hard Drive
Before you begin, remove the following Battery
Note The connector is
Power Supply Board
of the power supply board
connector, grasp the top
Heatsink
Left & Right Clutch Covers Palm Rest Hard Drive Power Supply Board
Take ApartHeatsink
Before you begin, remove the following Battery
Heatsink
tacky keep it clean so it does
Note The heat transfer
sponge on the heatsink is
Ethernet or Ethernet/Modem Card
Ethernet or Ethernet/Modem Card
Before you begin, remove the following Battery
Floppy or CD-ROM Drive Assembly Keyboard Brightness & Speaker Grill
Replacement Note You
Heatsink Ethernet or Ethernet/ Modem Card
Take ApartLogic Board
Before you begin, remove the following Battery
Floppy or CD-ROM Drive Assembly Keyboard Brightness & Speaker Grill
switch board straight up
pins, lift the PCMCIA
Disconnect the display
cable
connector and gently
Using your fingers
disconnect the LED
guide the cable out of its
Slightly pull out the left
disconnect the fan
side of the bottom case to
free the logic board
Replacement Note The
Take ApartCPU Stiffener
CPU Stiffener
Before you begin, remove the following Battery
Floppy or CD-ROM Drive Assembly Keyboard Brightness & Speaker Grill
assembly consists of a metal
Display Assembly
2 Using your fingers, slide
CPU Stiffener
Note Turn the assembly
the assembly forward
and lift it off
around to perform the next
cover
from the center clutch
from the CPU stiffener
Lift off the CPU
in the foot lever on each
7 Using your finger, push
foot and release it
Take Apart
Replacement Notes
foot/spring assembly as far as it will go. Letting go of the
Insert the foot/spring assembly into its opening on the
release lever locks the assembly into place
Before installing the stiffener, make sure 1 the LED
Take ApartInfrared Window & Board
Infrared Window Board
Before you begin, remove the following Battery
Floppy or CD-ROM Drive Assembly Keyboard Brightness & Speaker Grill
Infrared Window & Board
falls out when you remove
Ethernet or Ethernet
Modem Card
Replacement Notes
its 3 holding tabs on the bottom case. Align the notch with
Before installing the CPU stiffener onto the bottom case
the center tab and push the board back until it snaps into
place underneath the window tab
Media Bay LED & Release Mechanism
Media Bay LED Release Mechanism
Before you begin, remove the following Battery
Floppy or CD-ROM Drive Assembly Keyboard Brightness & Speaker Grill
gently pry up until the
media bay crystal and
LED dislodges
Display Assembly
Note The release
mechanism assembly
consists of a spring and
plastic “hook and eye.”
Caution The following
installed release mechanism
step, which frees the tightly
from the bottom case, is
Install the plastic “eye” onto its round notch on the bottom case
Mechanism Replacement
Install the spring onto its 2 pins on the release mechanism
Take Apart
stiffener is installed
Cable Replacement Note
Gently bend the LED cable to
the right so that its con-nector rests outside the bottom
ADB Door
ADB Door
Take Apart
No preliminary steps are required
1 Open the ADB door
Note The ADB door is held in place by 2 pins on the bottom case
2 Unhinge one side of the door, then the other 3 Lift off the door
Take Apart
I/O Door
I/O Door
Take Apart
No preliminary steps are required
Note The I/O door is held in
place by 2 pins on the
1 Placing a finger on each
side of the open I/O door
Front Feet
Front Feet
Note Removing the front feet is not necessary for further take-apart
Take Apart
screwdriver, pry up and
1 With a flat-blade
remove the feet from the
grooves in the bottom
Take ApartBottom Case
Bottom Case
Before you begin, remove the following Battery
Floppy or CD-ROM Drive Assembly Keyboard Brightness & Speaker Grill
Bottom Case
2 Slide the reset actuator
Media Bay LED & Release
Mechanism
Floppy Drive
Before you begin, remove the following Floppy Drive Assembly
Floppy Drive
Take Apart
remove the 5 screws
Using a #6 torx driver
from the floppy drive
Lift the floppy drive out
drive cable from the
disconnect the floppy
floppy drive and the
floppy drive board
is seated on the bottom
Make sure the metal plate
Replacement Notes
Take Apart
Install both ends of the
Install the top case
cable into its connectors
Holding the assembly
Take Apart
Display Assembly
Display Assembly
Floppy or CD-ROM Drive Assembly Keyboard Left & Right Clutch Covers
Take ApartDisplay Assembly
Display Assembly
Before you begin, remove the following Battery
display cable from the
Gently disconnect the
logic board
Display Assembly
from the metal clutches
Replacement Note
Lift off the display
Display Assembly
top case. If you can, this indicates the clutch screws are
undertightened. Remove the display assembly and loosen
the screws
Display Assembly
Take ApartDisplay Housing
Display Housing
Brightness & Speaker Grill Display Assembly
Before you begin, remove the following Battery
1 Using a plastic swizzle
Display Housing
stick, remove the
product name plates
and 4 interchangeable
2 Remove the 2 bumpers
screws from the bezel
Display Housing
housing
of the display housing
3 Starting at the clutch end
use a flat-blade
Replacement Note
Latch
Brightness & Speaker Grill Display Assembly Display Housing
Take ApartLatch
Before you begin, remove the following Battery
screws are installed
display assembly. Removal
Latch
Note It’s a good idea to
Take ApartDisplay Frame
Display Frame
Before you begin, remove the following Battery
Floppy or CD-ROM Drive Assembly Keyboard Left & Right Clutch Covers
from the display frame
Display Frame
Take Apart
Remove the
Take ApartDisplay Frame
2 Using your fingers, disconnect the sleep LED connector
3 Using your fingers, disconnect the 2 speaker connectors
flat-blade screwdriver
Using your fingers or a
release the 6 tabs
frame
Replacement Notes
aligned, install the
wires
Wrap the cables around
their guide posts and
Take ApartInverter Board
Inverter Board
Before you begin, remove the following Battery
Floppy or CD-ROM Drive Assembly Keyboard Left & Right Clutch Covers
Take ApartInverter Board
3 Set the inverter frame aside
Replacement Notes
frame slightly above the
Holding the inverter
display, connect the
backlight and display
inverter frame with the
Precisely align the
“M-shaped” guide line on
the display shield
Display Cable
Display Frame Inverter Board Note For this procedure it
Take ApartDisplay Cable
Before you begin, remove the following Battery
aluminum, where specified
Review the precaution for
1 Using a swizzle stick
Display Cable
cable from the display
Dispose of the tape
Take Apart
Display Cable
microphone off the bezel
Gently pull the
Peel back the kapton tape
from the “Y” section of
Unwrap the display cable
holding pins, slide it to
from the right clutch
Lift the cable off its two
Replacement Notes
Take ApartDisplay
Display
Display Frame Inverter Board Display Cable
Before you begin, remove the following Battery
1 Remove the display from
Display
the bezel
Take Apart
Display
Replacement Notes
Take Apart
Take ApartClutch
Clutch
Before you begin, remove the following Battery
Floppy or CD-ROM Drive Assembly Keyboard Left & Right Clutch Covers
Take ApartClutch
2 Lift each interchangeable clutch off its pins
1 Carefully fold up the clutch grounding tabs on the display shield
Take ApartBezel
Bezel
Floppy or CD-ROM Mechanism Keyboard Left & Right Clutch Covers
Display Frame Inverter Board Display Cable Display
Clutch
Bezel
Note Removal of the LED is
only necessary if you are
PowerBook 3400c/PowerBook G3
Additional Procedures
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Battery Verification
Additional Procedures
Power Adapter Verification
the level indicator button to activate the indicator lights
Backup Battery Verification
If the backup battery appears dead or will not charge
To recharge the backup battery, leave the PowerBook
replace the backup battery
plugged in for 48 hours. It is ok to use it while it is
Resetting PRAM
PRAM and Power Manager Reset
Immediately hold down the Option-Command-P-R keys
Power on the computer by pressing the Power key
If the PowerBook emits multiple chimes when you are
holding down the Option-Command-P-R keys, skip to
PRAM and Power Manager Reset
Additional Procedures
Resetting the Power Manager
Paper Backing Tacky Surface Wood Applicator Gasket
Battery Gasket Installation
Paper
Battery Bay
Backing
Gasket
metal surface above it
the battery bay
5 Press the gasket onto
Additional Procedures
Burnish
PowerBook 3400c/PowerBook G3
Exploded View
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Exploded View
Bottom & Display Assembly
Logic
Board
Left Display Housing Grill 922-2480 Display 661-1236 CPRC/Intl Only
Bottom & Display Assembly
Display Housing Right Display Housing Grill Display Frame
Exploded View
Take ApartLeft & Right Clutch Covers - 22