Read Sharp DV-RW250H (serv.man21) Technical Bulletin online
DVD 2005 01 02
Date of Issue: 23
rd
March 2005
Classification:
White
DVD TECHNICAL BULLETIN
Page 1 of 1
Sharp Electronics (UK) Limited
Reference - R2999A
Revision - 1
White – Carry out as required
Yellow – Carry out as required and whenever the unit comes in for service
Red – Carry out on all units
MODEL
DVRW250H
REASON
During production (serial numbers 411929961 to 411932966), an alternative
processor and memory IC have been used.
processor and memory IC have been used.
ACTION
If the IC3001 or IC3099 need to be replaced in a unit within the serial range given
above, use the part numbers below.
above, use the part numbers below.
If the unit is not within the serial range given above, use the part number in the service
manual.
manual.
Note
It will be necessary to change the EEPROM data after replacing either of the above
devices as below:
It will be necessary to change the EEPROM data after replacing either of the above
devices as below:
Address
Value
13
F4
47
3F
48
00
49
00
Refer to page C4-1 of the DVRW250H service manual for instructions on how to
reprogram the EEPROM.
reprogram the EEPROM.
REF NO
DESCRIPTION
PART NUMBER
PRICE CODE
IC3001
IC
I54F50145B
AZ
IC3099
Memory Data
S2D509TE07
AD
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