Ricoh A454 Modification Bulletin RC810

Page 1
MODIFICATION BULLETIN NO. 10 Page 1 of 1 ISSUED ON: Nov. 15, ’90
Model J1 Roll Cutter (RC TYPE810, RC EF1000, REGMA 914 RC) Volt/Hz
Modified Article Parts Catalog
Reason for
Parts Catalog Correction (220/240V Version Only)
Modification
Incorrect P/N Correct P/N Description Index Page
11070530 Fuse - 3A (115V)
11070617 Fuse - 250V/2A 121 7
Date of
Modification
Serial Number
T. Ito, Manager Copier Technical Support
Page 2
MODIFICATION BULLETIN NO. 13 Page 1 of 1 ISSUED ON: April 15, ’91
Model J1 Roll Cutter (220/240 Volt Machines Only) Volt/Hz
Modified Article Power Supply Cord
Reason for
To meet VDE standards due to VDE standard changes
Modification
The insulator covering the wire has been changed from 2.5mm to 2.6mm in diameter.
Parts Catalog
Old P/N New P/ N Description Interchangeability
Index No. Page
28010010 11500324
Power Supply
Cord - 250V
O/O 119 7
Date of
Modification
Serial Number
T. Ito, Manager Copier Technical Support
Page 3
MODIFICATION BULLETIN NO. 14 Page 1 of 3 ISSUED ON: April 30, ’91
Model J1 Roll Cutter Volt/Hz
Modified Article Paper End Sensor
Reason for
To increase durability of the lamp on the paper end sensor
Modification
Draw
No.
VR101 16018139 16018157
R120 16114223 16114123
Old Parts
No.
A4545101 A4545105 Paper End Sensor
New Parts
No.
A.B.C.
Description
Rank Part No. Description
Variable Resistor - 100K 1 1 Resistor - 12K 1 1
Q’ty Used
Old
New
1 1
Date of
Modification
Inter-
change-
ability
X/X 13 7 X/O X/O as a set 141 11 X/X 162 11
Part needed for replacement by new part Parts Catalog
Serial Number
Index
No.
Page
Rank: A : Replace with new parts immediately. B : Replace with new parts at time of repair. C : Replace with new parts at time of overhall. Interchangeability: (1) When old and new parts are not mutually interchangeable, use additional parts or an assembly part as indicated in "Parts needed for replacement by new part" to install the new part. (2) The mark to the left of the slash indicates whether the old part can be used in the new machine, and the mark to the right indicates whether the new part can be used in the old machine. x = Not interchangeable o = Interchangeable
Page 4
MODIFICATION BULLETIN NO. 14 Page 2 of 3 ISSUED ON: April 30, ’91
DETAILS OF MODIFICATION
The small bulb in the paper end sensor has been chagned to an LED to increase durability. The voltage between TP101 and TP103 (GND) must be adjusted to 7 + / -- 0.5 volts. Use VR101 on the m ain board when the paper end sensor is replaced.
+12V
OUT
GND TP103
Main Board
R118 20K
+
-­R119 20K
A.GND
TP101
VR101
R120
Paper End Sensor
LED
CDS
Roll Paper
Roll Paper Core
Old New 50K 100K
22K 12K
T. Ito, Manager Copier Technical Support
Page 5
MODIFICATION BULLETIN NO. 14 Page 3 of 3 ISSUED ON: April 30, ’91
MODEL NAME
BRUNING 9045 115/60 USA, CANADA A454-12 9451040011
ROLL CUTTER TYPE 810 220, 240/50 SAUDI ARABIA A454-13
ROLL CUTTER EF1000 220, 240/50 EUROPE A454-21 6690310001
ROLL CUTTER TYPE 810 220, 240/50 EUROPE etc. A454-27 2581030001
BRUNING 9045 240/50 AUSTRALIA A454-35 9451040001
REGMA 914 RC 220, 240/50 EUROPE A454-37 28860457
V/Hz DESTINATION CODE SERIAL NUMBER
Page 6
MODIFICATION BULLETIN NO. 17 PAGE 1 OF 1
Model J1 Roll Cutter Volt/Hz
Modified Article Parts Catalog No serial number cut-in information
Reason for
Parts Catalog Correction
Modification
Parts Catalog
Incorrect P/N Correct P/N Description
Index No. Page
A454-2548 A454-3548 Base Plate - Paper Feed 31 3
Date of
Modification
Serial Number
ISSUED ON: September 15, ’95
Page 7
ISSUED ON: November 30, ’95
MODIFICATION BULLETIN NO. 18 PAGE 1 OF 1
Model J1 Roll Cutter Volt/Hz
Modified Article Parts Catalog No serial number cut-in information.
Reason for
Parts Catalog Correction.
Modification
Date of
Modification
Serial Number
The part number for the Base Plate - Paper Feed of the A454-17, -53 mode ls is missing from the parts cat alo g. Please add the part number A454-3 54 8 to your pa rts cat alog.
Old P/N New P/N Description Q’ty Used
A4543548 Base Plate - Paper Feed
1 1
Inter-
change-
ability
—31 3
Index No. Page
Parts Catalog
( A454-17, -53 only)
M. Iwasa, Manager Technical Support Department
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