Sharp AR-BC320, Service Manual, Page: 200 / 344

AR-BC320 SIMULATION 9 - 46
(Display items)
If the adjustment is not completed normally, "ERROR" is
displayed.
In case of an error, the contents of the adjustment are not revised.
(Display items)
Display Content
Min
Value
Max
Value
Default
value
A PCS_C LED
ADJ
Color image density sensor
LED current adjustment value 1 255 51
B PCS_K LED
ADJ
Black image density sensor
LED current adjustment value 1 255 51
C PCS_K GAIN Black image density sensor
output gain (AMP) adjustment
value 0 15 0
D PCS_K DARK Black image density sensor
dark voltage level 0 255 0
E PCS_K GRND Black image density sensor
transfer belt surface detection
level
0 255 0
F BELTMAX Transfer belt surface max.
detection level (Black image
sensor) 0 255 0
G BELTMIN Transfer belt surface min.
detection level (Black image
sensor) 0 255 0
H BELTDIF Difference between max. and
min. of the transfer belt
surface detection level
(BELTmax-BELTMIN) 0 255 0
44 -4
Purpose Setting
Function
(Purpose) Image forming section correction, image density
sensor adjustment conditions setup
Section Process (Photoconductor, development, transfer)
Item Picture quality
Operation/
Procedure 1. Select the item to beg set by the scroll key.
2. Enter the set value with the 10-key, and press
the [OK] key. (The entered value is set.)
Set all to the default values.
Display Content
Min
Value
Max
Value
Default
value
A PCS_C TARGET Color image density
sensor adjustment target
value 1 255 108
B PCS_K TARGET Black image density
sensor adjustment target
value 1 255 201
C LED_C OUTPUT Initial current level in color
image density sensor
adjustment 1 255 51
D LED_K OUTPUT Initial current level in
black image density
sensor adjustment 1 255 51
E PCS ADJSTMENT
LIMIT
Allowable error level in
adjustments 1 255 2
F BELT GROUND
DIF
Error judgment level for
the belt surface detection
level difference 1 255 255
G BIAS_CL
STANDARD DIF
Set value (color) of the
developing basis
correction start voltage
difference in high density
image correction 0 255 50
H BIAS_BK
STANDARD DIF
Set value (black) of the
developing basis
correction start voltage
difference in high density
image correction 0 255 75
I BIAS PATCH
INTERVAL Patch forming developing
bias voltage interval
(voltage difference) in
high density image
correction 1 255 50
J Y_PAT TARGET
ID
Base target density level
(Y) in high density image
correction 1 255 108
K M_PAT TARGET
ID
Base target density level
(M) in high density image
correction 1 255 125
L C_PAT TARGET
ID
Base target density level
(C) in high density image
correction 1 255 109
M K_PAT TARGET
ID
Base target density level
(K) in high density image
correction 1 255 22
N HV BK_GROUND
LIMIT
Error judgment level for
belt surface detection
level difference (Allowable
range of transfer belt
surface detection level
difference (mix. - min.) of
black toner image patch
position) 1 255 29
O PCS_C MARKET
TARGET
Adjustment target value
(Color image density
sensor) when adjusting
the primary LED current
value by using the
calibration plate in SIM44-
36. 1 255 110
P PCS_C MARKET
LED-REV
In SIM44-36, the toner
patch density is read by
three kinds of LED
currents with the primary
LED current adjustment
value as the center value
in order to obtain PCS C
LED ADJ value. This is
the deflection range of the
current value in the above
case. (Color image
density sensor) 1 255 10
44 -6
Purpose Operation test/check
Function
(Purpose) Used to forcibly execute the image forming section
correction (high density process correction)
(process correction).
Section Process (Photoconductor, developing, transfer,
cleaning)
Item Operation
Display Content
Min
Value
Max
Value
Default
value