Toner Supply System Checking - Ricoh FT5580 Service Manual

12 June 1987

6. Toner Supply System Checking

When
P u r p o s e
Target
Measure
How
1. Remove the rear cover (2 screws).
2. Set SP 55, and read Vsg and Vsp.
3. Divide the Vsg reading by eight.
than one eighth of Vsg, the toner
copying.)
4.
Check if the toner supply clutch
copies using an A3/LDG original.
: Problems with toner supply occur.
: To check if the ID sensor is the cause of the problem.
: Check if the toner supply clutch turns on when the Vsp
is greater than one eighth of the Vsg.
: SP 55
Vsp and Vsg are displayed on the guidance display.
They change every ten copies.
("V0" is Vsg "V1" is Vsp)
3-16
(When the Vsp reading is greater
supply clutch should turn on while
[A] turns on while making twenty