B147/B149/B190 Engine; B147/B149 Engine Firmware History - Gestetner B147 Service Manual

Firmware History for B147/B149/B190

1. B147/B149/B190 ENGINE:

NOTE: The B190 engine firmware is different from B147/B149 engine firmware. Make sure you are using
the correct firmware when updating your machine.

1.1 B147/B149 ENGINE FIRMWARE HISTORY:

CARD VERSION
1.08
1.08B
1.09
1.09A
1.09B
1.09C
1.09D
1.11
1.13
1.14
⇒
1.14A
1.16
Initial Production Release
Corrects the following:
•
Optimized the target pressure roller temperature for when recovering from Low Power
Mode.
NOTE: This applies to the Asia model only.
Corrects the following:
•
Optimized conditions for error detection during developer initialization to ensure that new
development units are properly detected (Vt normal range changed from
≤0.78V).
•
Optimized toner supply control for when printing onto undefined paper types longer than
DLT/A3.
•
SC220-1 misdetections.
•
Optimized detection conditions of output tray JAM 25 to eliminate unnecessary
occurrences.
Corrects the following:
•
(Changes applied to the Japanese model only).
PART NUMBER CHECK SUM
B1495505C
B1495505D
B1495505E
B1495505F
B1495505G
B1495505H
B1495505J
B1495505K
B1495505L
B1495505M
B1495505N
B1495505P
SYMPTOM CORRECTED
PRODUCTION DATE
C8E5 October 2003 production
24CC November 2003 production
360C December 2003 production
D474 December 2003 production
5C1B January 2004 production
4CE3 February 2004 production
33E4 March 2004 production
D9E8 April 2004 production
86FB June 2004 production
2EF0 September 2004 production
12CB November 2004 production
FF5D December 2004 production
CARD
VERSION
1.08
1.08B
1.09
0.5V to
1.09A
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