Apple powerbook firewire User Manual

							 
Top Case Take Apart 
PowerBook (FireWire)
311 1 . Insert the flat end of a 
nylon tool between the 
metal I/O wall and the 
top case, then gently 
press back until the 
holding tab pops out of 
its slot.
1 2 . Continue separating 
the top and bottom 
cases from the back to 
the front. Push in on 
the PC card eject 
button on the left side 
if the button pops out.
1 3 . Release the tabs on the 
front last. 
						

							 
Top Case Take Apart 
PowerBook (FireWire)
321 4 . Disconnect the speaker 
cable from the sound 
card.
1 5 . Disconnect the power 
cable from the sound 
card.
1 6 . Lift the top case off. 
						

							 
Power Supply Card Take Apart 
PowerBook (FireWire)
33 
Power Supply Card 
Before you begin, remove 
the top case.
1. Remove the two silver 
T-8 screws on the 
power supply card.
2. Use a black nylon tool 
to lift up on the top, 
left side of the card to 
release it from its 
connector. 
Replacement Note: 
 Do not 
install a power supply 
card without the black EMI 
shield attached. 
						

							 
Stiffener and Modem EMI Filter Take Apart 
PowerBook (FireWire)
34 
Stiffener and Modem EMI Filter 
Before you begin, remove 
the following:
¥ top case
¥ power supply card
1. Lift the I/O EMI shield 
off the I/O ports at the 
back wall. 
Replacement note: 
 hook 
the shield over the metal of 
the I/O wall before 
pressing it into place.
2 . Remove the two black 
T-8 screws near the 
backup battery and the 
PCMCIA cardcage. 
						

							 
Stiffener and Modem EMI Filter Take Apart 
PowerBook (FireWire)
353. Use a flat-blade nylon 
tool to disconnect the 
RJ-11 cable/phone 
jack from the modem 
EMI filter. Do not pull 
on the cable.
4. Note the routing of the 
cable and then lift the 
stiffener off the I/O 
logic board. 
						

							 
Stiffener and Modem EMI Filter Take Apart 
PowerBook (FireWire)
365. Remove the T-8 screw 
from the back of the 
EMI filter.
6. Lift the filter and its 
cable off the stiffener. 
Modem EMI Filter 
Replacement 
1. Align the screw hole on 
the modem EMI filter 
to the screw hole in the 
back left arm of the 
stiffener. The black 
EMI shield will extend 
to the left of the 
stiffener.
2 . Replace the screw on 
the back of the 
stiffener.
3. Make sure the black 
cable is not pinched 
under the stiffener or 
pinched by a screw 
when assembling the 
unit. 
						

							 
Fan Take Apart 
PowerBook (FireWire)
37 
Fan 
Before you begin, remove 
the following:
¥ top case
¥ power supply card
¥ stiffener
1 . Disconnect the fan 
from the I/O logic 
board.
2. Peel the fan off its 
frame and lift the fan 
out. 
Replacement Note: 
 Place 
the fan with the cable 
against the corner of the   
I/O logic board. 
						

							 
Sound Card Take Apart 
PowerBook (FireWire)
38 
Sound Card 
Before you begin, remove 
the following:
¥ top case
¥ stiffener
Lift up on the left side of 
the sound card to release it 
from its connector. Flex 
the back wall if the card 
does not come out easily. 
						

							 
I/O Logic Board Take Apart 
PowerBook (FireWire)
39 
I/O Logic Board 
Before you begin, remove 
the following:
¥ top case
¥ power supply card
¥ stiffener
¥ sound card
¥ fan
1. Remove the black T-8 
screw from the yoke.
2. Unhook the spring 
from the latch and 
remove it from the 
yoke.
3. Lift the yoke off the I/O 
logic board. 
						

							I/O Logic Board Take Apart
PowerBook (FireWire)
404 . Disconnect the fan 
cable from the I/O 
logic board.
5. Remove the T-8 screw 
from the front, left 
corner of the board, 
next to the fan.
6. Use a 5 mm nut driver 
to remove the nut from 
the back, left corner of 
the board.
7. Lift up on the front and 
side of the I/O logic 
board and pull forward 
on the board until it 
clears the I/O wall at 
the rear.
Warning: Do not use the 
narrow part of the board 
as a handle. The board 
could break at this 
junction.