Acer AL1917W C Manuale di servizio - Pagina 20

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Acer AL1917W C Manuale di servizio
Acer
5.3 Brightness Out (Video signal input 700mV ± 2%)
5.3.1 Test mode: 1440x900 @ 60 Hz
5.3.2 Test pattern: pattern #41 of "WHITE"
5.3.3 Test tool: Color Analyzer Chroma7120
Set brightness and contrast to be maximum with white pattern, to measure the screen center, the
light output shall be >= BL cd/m

5.4 DDC Data Check

5.4.1 EDID program
5.4.2 Execute main program for EDID writing (refer to model type), using scanner for barcode
download.
5.4.3 If writing EEPROM is successful, and then shows text "PASS" on screen; if writing EEPROM is
failure, then shows text "FAIL".
5.4.4 EDID data: (For example)
0
1
0
00 FF FF FF FF FF FF 00
1
01
10
2
11 50 54
3
81 00 71
4
36 00 9A 01
5
54 0E 00
6
30 30 30
7
00 41 4C 31
0
1
0
00 FF FF FF FF FF FF 00
1
01
10
2
11 50 54
3
81 00 71
4
36 00 9A 01
5
54 0E 00
6
30 30 30
7
00 41 4C 31
2
Mode
MT190AW01 V0
AL1917W DVI EDID table:
2
3
4
5
01
03
80
29 1A 78
BF EF 80 90
90
71
4F C4 22
11
00 00
0A 20
20 20
30
30
30 30
39
31 37
AL1917W VGA EDID table:
2
3
4
5
01
03
08
29 1A 78
BF EF 80 90
90
71
4F C4 22
11
00 00
0A 20
20 20
30
30
30 30
39
31 37
2
BL (cd/cm
)
300
6
7
8
9
A
04
72
87
E8
9A E5 A6
4F 95
0F
81
A0 A0 50
1E 00
00
00
20
20
20
00
30
30
30
30
57
0A 20
20
6
7
8
9
A
04
72
87
E8
9A E5 A6
4F 95
0F
81
A0 A0 50
1E 00
00
00
20
20
20
00
30
30
30
30
57
0A 20
20
19
Service Manual
Remark
TYP
B
C
D
E
AD
00
00
00
58
49
99
80
81
40
81
84
1A 30
30
FD
00
38
4C 1F
00
00
FF 00
0A
00
00
00
20
20
20
00
B
C
D
E
AD
00
00
00
58
49
99
80
81
40
81
84
1A 30
30
FD
00
38
4C 1F
00
00
FF 00
0A
00
00
00
20
20
20
00
F
00
23
0F
20
30
FC
CS
F
00
23
0F
20
30
FC
CS