Sp Data Output - Ricoh A109 Service Manual

2.2.3 SP Data Output

U
V
X
Item
U
Indicates the hot roller/pressure roller
temperature based on the thermistors
output.
V
Indicates the potential sensor calibration
data
W
Indicates data (V
to each color toner density sensor
X
Indicates data (Vsg, Vsp, Vsp) relate to
ID sensor for each color and potential
sensor output while detecting Id sensor
pattern.
Y
Indicate the target and actual data
relate to process control.
FSM
W
Y
Function
, V , V ) relate
T REF CNT
4-21
Note
standard data: 230 + 20
Data: 0
VD: charge potential
VL: exposed drum potential
VB: development bias
γ: development gamma
VK: development reference data
Rev. 7/94
A109