Ricoh A077-28 Технічний бюлетень - Сторінка 28
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SUBJECT: Software Modification
PREPARED BY: S. Orita
CHECKED BY:
CLASSIFICATION:
Action Required
Troubleshooting
Retrofit Information
Because of software changes, the ROM has been changed from P/N A0775105 to P/N
A0775105A.
The details of software changes are as follows:
1. Upper limit for V
Old ROM (R/N A0775105)
1) SP48 data up to"150" could be entered.
2) V
correction was applied until the exposure lamp data (SP51) reached its maximum
L
of "145".
New ROM (P/N A0775105A)
1) SP48 data up to "145" can be entered.
2) V
correction is applied until its maximum of + 20.
L
If "140" is entered in SP48, V
Note: The total corrections for the exposure lamp (V
Drum temperature correction + Reproduction ratio correction) are applied until
170. (This is the same as that of the old ROM.)
2. New procedure for accessing of SP111 (Number of misfeeds by location) -- A076
copier only.
The previous access procedure of SP111 for the A076 copier is explained in E7 RTB No. 5.
The following procedure can be used with the new ROM (The previous procedure can
also be used with the new ROM).
1) Enter the SP mode by key operation.
2) Access to SP111.
Note: It is necessary to turn on DIP SW 101-2 to access SP111 with the old ROM.
3) Select the desired number ("1" or "2", "1" --- Paper feed, "2" --- Exit) by the Quantity
Increase (+ ) or Decrease (–) keys.
4) The first two digits for the number of misfeeds are displayed in the copy counter.
Press the Lighter key once to display the next two digits and press the Lighter key
one more time to display the last two digits (six digits in total).
Technical Bulletin
Revision of service manual
Information only
Other
correction
L
correction is applied until "160".
L
FROM: Copier Technical Support Section
MODEL: E7 Series
correction + V
L
No. RTB-009
DATE:
Apr. 15, 1993
PAGE: 1 of 2
(A076/A077)
correction +
R