Sharp AR-5012 Service Manual page 64

Main Sub
code code
48 01 When the PRINT switch is pressed, the mirror base unit moves to the shading white board, and the width of the reference line is
scanned, and the correction value is calculated, and the value is saved.
After completion of the automatic adjustment, press the density adjustment Down key, and the black level will be displayed in
hexadecimal number (3 digits) of 12bits.
For manual adjustment, enter the adjustment value with the 10-key and press the PRINT switch, the set value will be saved and a copy
will be made. When the clear key is pressed, the value entered will be saved and the simulation will be terminated. (Increasing the
setup value by 1 increases 0.1%.)
Front/rear direction magnification ratio automatic correction and black level adjustment
Front/rear direction magnification ratio manual correction
Scan direction magnification ratio correction
SPF mode scan direction magnification ratio correction
In the front/rear direction magnification ratio automatic correction
(1) When the calculated value of the scan correction value is within ±5%, "– –" is displayed.
(Cause) Erroneous position of the reference line on the white board, improper installation of the lens unit, etc.
(2) In case of a scan error of the reference line, the jam lamp lights up.
(Cause) CCD error, no white board installed.
∗ If the automatic correction of the magnification ratio cannot provide a satisfactory result, use the manual correction.
49 01 Flash ROM program writing mode
(Operating procedure)
When this simulation is executed, "d" is displayed on the display and the machine enters the Flash ROM program writing mode.
Use the writing tool to write the program from PC. During writing, the display indicates as shown below. After completion of
downloading, turn OFF/ON the power to reset.
Download data reception
Data erase start
Data writing (Boot section)
Data writing (program section)
Sum check
Download complete
Error state
∗ "*" in an error display indicates the error position.
1 Data reception error
2 Loader function transfer
3 FLASH ROM delete
4 FLASH ROM writing (Boot section)
5 FLASH ROM writing (Program section)
6 Sum check (Loader section)
7 Sum check (Boot section)
8 Sum check (Program section)
Adjustment mode
Status Display
"d" ON
"d" ON
"d" ON
"d" ON
"d" ON
"0FF" ON
"E *" ON
AR-5012 SIMULATION, TROUBLE CODES 10 - 12
Content
AE lamp
TEXT lamp
PHOTO lamp
AE, TEXT, PHOTO lamps
Pre-heat lamp Ready lamp
ON
OFF
Blink
Blink
ON
OFF
OFF
Lamp ON
OFF
ON
OFF
Blink
ON
OFF
OFF