Sony DNW-A220 Maintenance Manual page 32

1-8. Disconnecting/Connecting the Printed Circuit Board
1. Remove the battery sub panel. (Refer to Section 1-6-2.)
2. Unfasten the harness extending from the AU-249 board from the SY guard. Route the harness as
shown in the figure so that the harness is not caught in the plug-in board when pulling it out.
[Applicable serial No. for DNW-A220 (SY) : 31001 thru 31230, 51001 thru 51230]
[Applicable serial No. for DNW-A220P (SY) : 31001 thru 31270, 51001 thru 51270]
3. Raise the eject levers and pull out the board as shown in the figure.
Illustration: DNW-A220 (SY)
S/N
31231 and higher
51231 and higher
Connecting
1. Raising the eject lever on the right, insert the plug-in board as far as it will go. (The lever on the left
can be tilted.) Finally push in the board while tilting the lever as shown in the figure so that the board
is connected to the mother board connector.
n
If the plug-in board is to be inserted with the right lever tilted, the lever will strike the edge of the
upper frame.
2 Arrange the harness extending from the AU-249 board as shown in the figure and route it through the
hole of SY guard. Then twist the excess harness several times and push it in.
[Applicable serial No. for DNW-A220 (SY) : 31001 thru 31230, 51001 thru 51230]
[Applicable serial No. for DNW-A220P (SY) : 31001 thru 31270, 51001 thru 51270]
3. Install the battery sub panel. (Refer to Section 1-6-2.)
Illustration: DNW-A220 (SY)
S/N
31231 and higher
51231 and higher
1-24
Eject lever
SY guard
DNW-A220P (SY)
S/N 31271 and higher
51271 and higher
Twist and push in
SY guard
DNW-A220P (SY)
S/N 31271 and higher
51271 and higher
Shield spring
Eject lever
Harness
Shield spring
DNW-A220
DNW-A220P