Sharp AR-M450 Service Manual page 117

Main code 60
60-1
Purpose Operation test, check
Function (Content) Used to check the ICU (DRAM) operation
(read/write).
(SIMM MEMORY/ON BOARD MEMORY)
Section Image process (ICU)
Item Operation
Operation/Procedure Perform read/write check of the ICU image
DRUM. After starting, NOW CHECKING is
displayed during checking. When the read/write
check is normally completed, OK is displayed.
If an error occurs, NG is displayed.
SIMULATION 60-1
DRAM TEST. SELECT 1-2, AND PRESS START.
1. ICU DRAM
2. ASIC DRAM
Press [START] key.
SIMULATION 60-1
DRAM TEST. ... NOW CHECKING.
1.ICU DRAM
Check completed
SIMULATION 60-1
DRAM TEST. ... OK (or NG)
1.ICU DRAM
<List of set values>
1 ICU DRAM Image memory for ERDH
2 ASIC DRAM Image memory for ASIC
1
Press [CUSTOM SETTING] key.
Press [CUSTOM SETTING] key.
AR-M350 SIMULATIONS 10-56
Main code 61
61-1
Purpose Operation test, check
Function (Content) Used to check the operations of the laser scan
unit.
Section PCU
Item Operation
Operation/Procedure Check the LSU. Turn on the LSU and check that
the sync signal (HSYNC) is delivered or not.
After starting, NOW CHECKING is displayed
during checking. When the test is normally
completed, OK is displayed. When an error
occurs, NG is displayed.
SIMULATION 61-1
LSU TEST. PRESS START.
1.LSU
Press [START] key.
SIMULATION 61-1
LSU TEST. ... NOW CHECKING.
1. LSU
Check completed
SIMULATION 61-1
LSU TEST. ... OK (or NG)
1. LSU
61-2
Purpose Adjustment
Function (Content) Used to adjust the laser power (absolute value)
in the copy mode.
Section PCU
Item Operation
Operation/Procedure Enter the laser power set value in copying,
and press START to store it.
SIMULATION 61-2
LASER POWER SETTING (COPY). SELECT 1-4, AND PRESS START.
1. AE 2. CHARA
5 5
3. MIX 4. PHOTO
5 5
Press [START] key.
SIMULATION 61-2
LASER POWER SETTING(COPY). INPUT VALUE 1-165, AND PRESS START.
1. AE
<List of set values>
1 Auto exposure mode
2 Text mode
3 Text/Photo mode
4 Photo mode
1
Press [CUSTOM SETTING] key.
Press [CUSTOM SETTING] key.
1
Press [CUSTOM SETTING] key
or [START] key.
5
Initial value Set range
45PPM 104 104 - 150
(45PPM)
35PPM 80
80 - 150
45PPM 104
(35PPM)
35PPM 80
45PPM 104
35PPM 80
45PPM 104
35PPM 80