Toner Density Adjustment; Fixed Toner Supply Mode Selection; Toner Supply Ratio Selection - Ricoh A151 Field Service Manual

8.4 TONER DENSITY ADJUSTMENT

When:
Purpose:
How to Adjust:
How it works:

8.5 FIXED TONER SUPPLY MODE SELECTION

When:
Purpose:
How to Adjust:
How it works:

8.6 TONER SUPPLY RATIO SELECTION

When:
Purpose:
Adjustment
Standard:
How to Adjust:
How it works:
FSM
The customer wants to change the overall image
density of the copies.
To change the toner concentration inside the
development unit.
SP33
Changes the ID pattern bias voltage and either
raises/lowers the toner supply threshold.
A problem with the ID sensing system cannot be
corrected during a service call. (Detect supply
mode does not function.)
To switch the toner supply system from Detect
mode to Fixed mode.
SP30
Turns on the toner supply clutch every copy cycle
by selecting "1" in SP30.
The factory setting for the toner supply amount is
not appropriate for the type of original in use.
To adjust the toner supply amount.
Detect Mode : 15% (Factory Setting)
Fixed Mode : 7% (Factory Setting)
Detect Mode : SP31
Fixed Mode : SP32
Changes the interval that the toner supply clutch
is on.
5-77 A151/A152