– 4 –
MODEL IDENTIFICATION
– Back Panel –
PART No.
MODEL PART No.
Malaysia and Singapore models 4-900-722-0π
Chinese model 4-900-722-1π
Indonesia model 4-900-722-2π
Thai model 4-900-722-3π
IC502 OF VIDEO BOARD
IC502 of the VIDEO board consists of the former type and new
type. The following table shows the differences between the two
types.
Only spare parts for the new type IC502 are supplied.
Units using the former IC502 will not function when replaced with
the new type without performing the following procedure.
Consequently, replace IC502 of units using the former type ac-
cording to the following procedure.
Table of Differences
Replacing Procedure
1. Remove IC402.
2. Solder JW421 and JW422, or short-circuit with a lead wire,
etc.
3. Replace IC502 with a new one.
How to Differentiate
[VIDEO board] (Side A)
FORMER TYPE NEW TYPE
C407, 408 MOUNT NO MOUNT
IC502 M30620MC-302FP M30620MC-305FP
JW421, JW422 NO MOUNT MOUNT
IC402 MOUNT NO MOUNT
R413, 421, 422 MOUNT NO MOUNT
X401 MOUNT NO MOUNT
Those with IC402 : FORMER TYPE
Those without IC402: NEW TYPE
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