Page 1
Date: Sep. 29, 1993
COPIER : SF-2022N
No. : S-135
[Service information]
CHANGE IN THE DC POWER SUPPLY BOARD
AND THE HIGH VOLTAGE TRANSFORMER
BOARD FOR PRODUCTIVITY ENHANCEMENT
1.Model name: SF-2022N, 2027N (USA, Canade only)
2.General: Owing to the reason mentioned next, change is made to the DC power supply board
and the high voltage transformer board.
3.Reason: For productivity enhancement.
4.Description: Change is made to the parts code of the DC power supply board and the high voltage
transformer board.
Current New
DC power supply board : CPWBF0939FC31 → CPWBF0939FC33
High voltage transformer board : RTRNZ0468FCZZ → RTRNZ0485FCZZ
5.Action: (Factory action)
From August 1993.
Ref.
Model
No.
1
SF-2022N
2
<Inter chan ge>
1. Interchangeable. 4. Not interchangeable.
2. C urr e nt t y pe c a n be u s ed i n p lac e of n ew type .
New ty pe cann ot be us ed i n place of curr ent type .
3. C urre nt ty pe cann ot be used i n place of new ty pe.
New t y pe c a n be u sed in p la c e of c u rr en t ty p e.
Parts m ar ke d wi t h “ ” is i mp ort an t fo r m a inta i ni ng the sa fe ty of the s e t. B e su r e to re pl ac e t he se pa r ts wit h
specified ones for maintaining the safety and performance of the set.
name
2027N
Version P/G No.
USA
Canada
9 -45
9 -21
!
Current parts New parts
Parts code Parts code
CPWBF0939FC31 CPWBF0939FC33 CB
RTRNZ0468FCZZ RTRNZ0485FCZZ BU
Price
rank
5. Interchangeable if replaced with same types of
relate d parts in use .
6. Others .
Parts name
DC power supply
board
High voltage
transformer board
Effec-
tive
time
From
August
1993
Inter-
change-
ability
1
Note
SHARP CORPORATION Reprography Division
Green
C
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