Sharp MX-2300 G, Service Manual, Page: 218 / 428

MX-2300/2700 N/G SIMULATION 7 – 112
61
61-01
Purpose : Operation test/Check
Function (Purpose) : The polygon motor rotation and the BD sig-
nal detection are checked.
Section : LSU
Item : Operation
Operation/Procedure
1) When [EXECUTE] button is pressed, the LSU check is started.
2) When checking is normally completed, [OK] is displayed.
When an error occurs in checking, [NG] is displayed and the
detail is displayed.
<Error list>
E TRAS SETTING VALUE 4CLOCK TRAS setting value 0 2
5CLOCK 1
6CLOCK 2
7CLOCK 3
F TRC SETTING VALUE 6CLOCK TRC setting value 0 3
7CLOCK 1
8CLOCK 2
9CLOCK 3
10CLOCK 4
G TRCD SETTING VALUE 2CLOCK TRCD setting value 0 1
3CLOCK 1
4CLOCK 2
5CLOCK 3
H TRP SETTING VALUE 2CLOCK TRP setting value 0 1
3CLOCK 1
4CLOCK 2
5CLOCK 3
I TFRC SETTING VALUE 7CLOCK TFRC setting value 0 3
8CLOCK 1
: :
20CLOCK 13
J CAS LATENCY CL=2 CAS latency 0 1
CL=2.5 1
CL=3 2
K TOTAL NUMBER OF MBYTES ONBOARD DDR NONE Total capacity of onboard DDR 0 1
128MBYTE 1
256MBYTE 2
L NUMBER OF ONBOARD-DDR CS-BANK NON Total capacity of onboard DDR 0 1
J CAPACITY 1CHIP SELECT 1
K BUFFER TYPE 2CHIP SELECT 2
Item Display Content
Set
range
Default
value
0
A:
A 㧦 0
B 㧦 2
C 㧦 2
D 㧦 1
㧧 SETTING ENABLE 㧦 DISABLE
㧧 NUMBER OF ROW 㧦 13BIT
㧧 NUMBER OF COLUMN 㧦 10BIT
㧧 TWR SETTING VALUE 㧦 3CLOCK
SIMULATION NO.60 㧙 02
SDRAM SETTING
0
㨇
0
㨪
1
㨉
OK
TEST
CLOSE
Display Content Operation
LSU TESTRESULT
NG: PG LSU check polygon mirror is
abnormal Operation
interruption and
end
LSU TESTRESULT
NG: K LSU check K-colored LD
emission of light is abnormal Operation
interruption and
end
LSU TESTRESULT
NG: CL LSU check CL-colored LD
emission of light is abnormal Operation
interruption and
end
0
SIMULATION NO.61
̆
01
TEST
LSU TEST
CLOSE
EXECUTE
PRESS[EXECUTE] TO START
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