Manual No. 0158A
52/68
IWB
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IWX Series (Overseas Use) Service Manual
Item 2. IWX Series
(1) Open the case in the same manner as described in the Section 1 above.
(2) A/D Board P-933
y
While biting the open portion at the edge of the card spacer by a pair of long-nose pliers, pull
the board to disassemble from the connector of the Main board XJ2.
y
Loosen the 4 screws of the terminal board XJ2 and remove the cell cord.
(3) I/F board P-934 (Option)
While biting the edge of the card spacer by using a pair of long-nose pliers, pull the board to
disassemble from the connector of the Main board XJ1.
(4) Main board P-935
y
Disconnect the connectors of XJ2 and XJ3.
y
Remove the hexagonal screw rod by loosening with a 5.5mm-diagonal wrench.
y
Remove the Main board by removing the 3mm nuts at the four corners.
(5) For assembling the Main board, go through the reverse procedures.
(6) For assembling the case’ rear, run the harness and cell cord to XJ2 and XJ3 around the right side
of the hexagonal screw rod before mounting the case’ rear.
(The hexagonal screw rod is equipped so that the spare length of the harness remains at the
case corner gap where it may not be pinched between the cases.)
Note
y
After replacing the A/D board, perform the scale adjustment following C1 in Test
Mode.
y
After replacing the Main board, perform the RAM clear following C3 in Test Mode,
scale adjustment C1 and user setup following Setup Mode and Registration Mode.
Hexagonal
screw rod
DC+5V Power
RS-232C
A/D board
P-933
Contact BOX
I/F board
P-934 Option
Main board
P-935
Card spacers