Panasonic FP-7818 Service Manual & Parts Manual page 102

Code Item
15-16 Not used
17 Grid standard voltage
(standard = –810V)
18 Photo mode grid voltage
(standard = –480V)
19 Bias standard voltage
(standard = –250V)
20 Not used
21 Toner density sensor
gain voltage
(standard = 6.51V)
22–23 Not used
24 Copy density rank
adjustment
(D mode light side)
25 Copy density rank
adjustment
(D mode dark side)
26 Toner density sensor
judgment voltage level
(standard = 2.5V)
27 Toner recycle switch
judgment level
28 White density
adjustment*
29 Black density
adjustment*
30 Not used
31 Fuser temperature
32 Original density light peak
of auto original density
level
33~35 Not used
36 Registration of original
for the automatic document
feeder
(1-side original feeding)
* (for Qualitative Reasoning Based Adaptive Controller)
Function
Adjustment of grid –2.28V
standard voltage. (–99 to +99)
Adjustment of photo –2.28V
standard voltage. (–99 to +99)
Adjustment of bias –2.1V
standard voltage (–50 to +50)
Adjustment of toner 0.033V
density sensor gain. (–49 to +54)
voltage
Adjust copy density rank (–99 to +99)
change for document
mode (Light side)
Adjust copy density rank (–99 to +99)
change for document
mode (Dark side)
Adjustment of toner 19.5mV
supply starting judgment (–26 to +26)
voltage level.
Adjustment of toner density 19.5mV
sensor judgment level (–10 to +10)
(Recycle or collection)
Adjustment of standard –30 to +40
white density level*
Adjustment of standard –99 to +99
black density level*
Adjustment of fuser 0.7 C
temperature. (–15 to +15)
(+): Lower
(–): Raise
The level is adjusted in 1%
proportion to the (–99 to +99)
difference between the
light peak and standard
level.
Adjustment of registration 0.4mm (A888)
timing 0.65mm (A505)
(–32 to +32)
Remarks
(Except
FP-7818/7824)
5-25