Sharp AL-1651CS Service Manual page 89

Main Sub
Contents
code code
46 29 Image contrast adjustment
(600dpi) (GAMMA 600)
30 AE limit adjustment (AE
LIMIT)
31 Image sharpness
adjustment (SHARPNESS)
[Function]
Contrast is set for each mode.
When this test command is executed, the current se value is displayed in 2 digits (Default: 50).
Change the set value and press [START] key to make a copy under the set value.
When the set value is increased, the contrast becomes higher. When the set value is decreased, the
contrast becomes lower.
In this case, only Exp.3 copy is made. When, however, the setting is made to make higher contrast,
Exp.1 and Exp.5 copies also become in higher contrast. When made to a lower contrast, Exp1. and
Exp.5 copies become lower contrast, too.
Press [ / ] key to switch the mode. The set value of the selected mode is displayed on the LCD.
(Adjustment value: 1 – 99)
Mode
AE mode (600dpi)
TEXT mode (600dpi)
PHOTO mode
TS mode (TEXT)(600dpi)
TS mode (AE)(600dpi)
No density display on LCD.
[Operation]
The operation is similar to test command 46-01.
[Function]
Used to set the limit value in AE and AE (toner save).
Change the setting and press [ENTER/START] key to write the setting into the EEPROM. The
machine goes into the sub code entry standby mode.
By pressing [ / ] key, setting is changed. (Setting range: 0 – 31, Default: 0)
Mode
Limit value for AE
Limit value for AE (toner save)
<Remark>
When test command 26-06 (Destination setting) or test command 46-19 Auto Exposure mode is
changed, the setting of this test command is also changed to the default in connection.
[Operation]
The operation is similar to test command 46-19.
[Function]
Used to adjust sharpening/blurring of image in each mode.
Image quality Setting No
Blurring 0
Standard 1
Sharpening 2
When this test command is executed, warm-up and shading are performed and the current set value
is displayed. (Default: 1)
Change the set value and press [START] key to make a copy under the set conditions.
To change the mode, press [ / ] key. The code number of the selected mode is dip0slayed on the
LCD.
Mode Display item
AE mode AE
TEXT mode TEXT
PHOTO mode PHOTO
TS mode (TEXT) TSTXT
TS mode (AE) TSAE
[Operation]
The operation is similar to test command 46-01.
AL-1651CS TEST COMMAND, TROUBLE CODES 10 - 19
Details of function/operation
Display item Default
AE 50 COPY mode lamp
TEXT 50 PRINT mode lamp
PHOTO 50 SCAN mode lamp
TSTXT 50 PRINT mode lamp
SCAN mode lamp
TSAE 50 COPY mode lamp
SCAN mode lamp
Display item Remark
AE
TSAE
Remark
Default
Default setting
1 COPY mode lamp
1 PRINT mode lamp
1 SCAN mode lamp
1 PRINT mode lamp
SCAN mode lamp
1 COPY mode lamp
SCAN mode lamp
LED
LED