SHARP CLE059 Technical Report

LASER PRINTER : JX-8200
Date
:
Jul. 27, 1998
No. : CLE-059
CHANGE CARRIED OUT IN THE BUFFER IC OF THE ICU PWB.
1.Model Name: JX-8200 (for all market destinations)
2.General: The buffer IC (IC 33) between the video I/F gate array on the ICU PWB has been
changed from 74LS244 to 74HC244. This action has been carried out as a measure to alleviate problems of image misalignment, and as a measure to alleviate problems of noise which was leaking to the video harness.
3.Description: Buffer IC (IC 33) VHISN74LS244SR VHISN74HC244SR
4.Action From 1998 April production.
Model
name
Version P/G No.
New type cannot be used in place of current type.
New type can be used in place of current type.
No.
JX-8200 All ---- VHISN74LS244SR VHISN74HC244SR AF Buffer IC (74HC244) '98/4 3 IC33 Only
<Interchange>
1. Interchangeable. 4. Not interchangeable.
2. Current type can be used in place of new type.
3. Current type cannot be used in place of new type.
Parts marked with " " is important for maintaining the safety of the set. Be sure to replace these parts with
specified ones for maintaining the safety and performance of the set.
Current parts New parts
Parts code Parts code
5. Interchangeable if replaced with same types of related parts in use.
6. Others.
Price
rank
Parts name
Effec-
tive
time
Inter-
change-
ability
Note
SHARP CORPORATION Reprography Division
Green
C
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