Ricoh pro c901 - RTB 116: FSM revision - Notes on LD unit replacement

Technical Bulletin PAGE: 1/3
Model: Aries P1.5/C1.5
Date: 28-Jan-15
No.: RM077116
IMPORTANT NOTES REGARDING LASER DIODE UNIT REPLACEMENT
Please add the following notes to your field service manual, at the beginning of the
section:
4. Replacement and Adjustment > Laser Unit > LD Units > When installing a new
LD unit (page 370)
NOTE
When replacing with a new laser diode (LD) unit procured as a service part, spacer seals
may have to be attached to the LD unit before replacement, which depends upon the lot
number. Make sure to check the lot number of the new LD unit before installation.
 If the lot number is ARS141000253 or greater (for example, ARS141000270), spacer
seals are included as accessory parts to the LD unit. See the instructions below to
install the spacer seals.
 If the lot number is ARS141000252 or smaller (for example, ARS140900005), spacer
seals are not included. Disregard the instructions below.
Subject: FSM revision - Notes on LD unit replacement
Prepared by: Hiroaki H Matsui
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
ARS141000253
Machine Code: D095/M077
2014 production
Production
month
01: January
|
12: December
253th product of
the month
Lot number