Gestetner A294 Service Manual page 92

DRUM UNIT
V Update
REF
The TD sensor reference voltage (V
toner in the development unit as follows;
New V = Current V
REF
∆V
is determined using the following table.
REF
V /V
SP SG
≤ 3/40
≤ 9/100
≤ 21/200
≤ 1/8
≤ 4/25
≤ 41/200
≤ 1/2
> 1/2
When SC353 or SC354 is generated, V
current value.
V is updated during process control initial setting. It is also updated at the end
REF
of the copy job, if 10 or more copies have been made since the last V
is not updated at the start of a job or at any time during a job.
A294/A295
CÓPIA NÃO CONTROLADA
) is updated to stabilize the concentration of
REF
+ ∆V
REF REF
∆ ∆ ∆ ∆ V
REF
+0.08
+0.04
+0.00
–0.06
–0.12
–0.18
–0.24
Previous V
REF
REF
2-42
CÓPIA NÃO CONTROLADA
is not updated. The machine uses the
update. It
REF
SM