Technical Bulletin PAGE: 1/28
Reissued: 07-Aug-2012
Model: Aries-P1.5/C1.5 Date: 18-Feb-11 No.: RM077019g
RTB Reissue
The items in bold italics were corrected or added.
General
This RTB has been issued to announce the troubleshooting procedures for Banding / Jitter.
Definition
Banding: Bands that appear in the main scan direction at a certain interval
Shock-jitter: Bands that appear in the main scan direction at the same location from the
2
nd
page onward
Troubleshooting procedures are provided for the following 9 types of banding:
No1. Shock-jitter at ITB (PTR originated)
No2. Shock-jitter at OPC (PTR originated)
No3. Shock-jitter at PTR (Fusing unit entrance originated)
No4. Banding at 85 mm TE (Shock at PTR when paper exits PTR)
No5. Banding at 1.8 mm intervals
No6. Banding at 2.5 mm intervals
No7. Banding at 5 mm intervals
No8. Banding at 10 mm intervals
No9. Pitch Banding at 56 mm intervals
No10. Banding at 8 mm intervals
The following table summarizes the 9 types of banding/shock-jitter.
See each section for more details.
Number Symptom Action Side effect
No.1 Shock-jitter at
ITB
Actions for No.1 & No.2 to be
performed as a set.
1. Update the firmware to the
following versions:
a) Web Support
p/n D0956083
Version 1.03
b) Engine
p/n D0955252
Version 1.007:16
c) System/Copy
p/n D0956081
Version 1.05
2. Add the modified fly wheel
z Possible toner
scattering or poor
transfer
z Low productivity
z Blistering could
appear
Subject: Trouble shooting for banding / shock jitter Prepared by: H. Kawamura
From: 1st Tech Service Sect., PP Tech Service Dept.
Classification:
Troubleshooting
Mechanical
Paper path
Product Safety
Part information
Electrical
Transmit/receive
Other ( )
Action required
Service manual revision
Retrofit information
Tier 2
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