Ricoh C231 Service Manual page 168

C231 FIRMWARE MODIFICATION HISTORY
DESCRIPTION OF MODIFICATION
SP46 'Set Fine Mode Default' has been added.
By switching this item to '1', the fine mode is
selected at power-up. '0' is the default.
SP47 'Swap Start Key' has been added. By
switching this item to '1', the master making key
function and the print start key functions swap. '0'
is the default.
To ensure paper feed, about 6 mm is always
added to the paper feed length.
NOTE: The main ROM remained the same.
To ensure feeding of the trial, about 10 mm is
always added to the paper feed length when
feeding a trial print.
NOTE: The main ROM remained the same.
Service Calls 'E21', 'E22', 'E23' and 'E24' have
been added.
C231/C237/C238
C231 FIRMWARE MODIFICATION HISTORY
REV.
LEVEL
Main ROM:
C2315165 A
MPU:
C2315100 V
Feed ROM:
C2315107 C
MPU:
C2315100 W
Feed ROM:
C2315107 D
MPU:
C2315100 Y
Main ROM:
C2315165 C
MPU:
C2315190
4-32
Rev. 11/2000
SERIAL
NUMBER
May 1999
Production
June 1999
Production
January 2000
Production
June 2000
Production
SM