Read Sharp LL-T2020 (serv.man4) Service Manual online
LL-T2020
OUTLINE OF THE PRODUCT, NOMENCLATURE AND FUNCTION
1 – 2
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Relevant signal timings (analog)
• Recommended resolution is 1600 x 1200.
• All are compliant only with non-interlaced.
• Frequencies for Power Macintosh and the Sun Ultra series are refer-
ence values. To connect, another adapter (commercially available)
may be required.
may be required.
• If the monitor is receiving timing signals that are not compatible, [OUT
OF TIMING] will appear.
Follow your computer's instruction manual to set the timing so that it
is compatible with the monitor.
is compatible with the monitor.
• If the monitor is not receiving any signal (synch signal), [NO SIGNAL]
will appear.
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Relevant signal timings (digital)
• Recommended resolution is 1600 x 1200.
• All are compliant only with non-interlaced.
• A computer with an output terminal conforming to DVI (DVI-D24 pin
or DVI-I29 pin) and with UXGA output capability can be connected
here.
(Depending on the type of computer to be connected, the display may
(Depending on the type of computer to be connected, the display may
not work correctly.)
• If the monitor is receiving timing signals that are not compatible, [OUT
OF TIMING] will appear.
Follow your computer's instruction manual to set the timing so that it
is compatible with the monitor.
is compatible with the monitor.
• If the monitor is not receiving any signal (synch signal), [NO SIGNAL]
will appear.
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The DVI-I input connector pin
(DVI-I connector with 29 pins)
Display mode
Hsync
Vsync
Dot frequency
VESA
640 x 480
31.5kHz
60Hz
25.175MHz
37.9kHz
72Hz
31.5MHz
37.5kHz
75Hz
31.5MHz
800 x 600
35.1kHz
56Hz
36.0MHz
37.9kHz
60Hz
40.0MHz
48.1kHz
72Hz
50.0MHz
46.9kHz
75Hz
49.5MHz
1024 x 768
48.4kHz
60Hz
65.0MHz
56.5kHz
70Hz
75.0MHz
60.0kHz
75Hz
78.75MHz
1152 x 864
67.5kHz
75Hz
108.0MHz
1280 x 960
60.0kHz
60Hz
108.0MHz
1280 x 1024
64.0kHz
60Hz
108.0MHz
80.0kHz
75Hz
135.0MHz
1600 x 1200
75.0kHz
60Hz
162.0MHz
US text
720 x 400
31.5kHz
70Hz
28.3MHz
Power
Macintosh
series
Macintosh
series
640 x 480
35.0kHz
66.7Hz
30.2MHz
832 x 624
49.7kHz
74.6Hz
57.3MHz
1024 x 768
60.2kHz
75Hz
80.0MHz
1152 x 870
68.7kHz
75Hz
100.0MHz
1280 x 1024
64.0kHz
60Hz
108.0MHz
80.0kHz
75Hz
135.0MHz
1600 x 1200
75.0kHz
60Hz
162.0MHz
Sun Ultra
series
series
1024 x 768
48.3kHz
60Hz
64.13MHz
53.6kHz
66Hz
70.4MHz
56.6kHz
70Hz
74.25MHz
1152 x 900
61.8kHz
66Hz
94.88MHz
71.8kHz
76.2Hz
108.23MHz
1280 x 1024
71.7kHz
67.2Hz
117.01MHz
81.1kHz
76Hz
134.99MHz
Display mode
Hsync
Vsync
Dot frequency
VESA
640 x 480
31.5kHz
60Hz
25.175MHz
37.9kHz
72Hz
31.5MHz
37.5kHz
75Hz
31.5MHz
800 x 600
37.9kHz
60Hz
40.0MHz
48.1kHz
72Hz
50.0MHz
46.9kHz
75Hz
49.5MHz
1024 x 768
48.4kHz
60Hz
65.0MHz
56.5kHz
70Hz
75.0MHz
60.0kHz
75Hz
78.75MHz
1152 x 864
67.5kHz
75Hz
108.0MHz
1280 x 960
60.0kHz
60Hz
108.0MHz
1280 x 1024
64.0kHz
60Hz
108.0MHz
1600 x 1200
75.0kHz
60Hz
162.0MHz
US text
720 x 400
31.5kHz
70Hz
28.3MHz
No.
Function
No.
Function
1
TMDS data 2-
16
Hot plug detection
2
TMDS data 2+
17
TMDS data 0-
3
TMDS data 2/4 shield
18
TMDS data 0+
4
N.C.
19
TMDS data 0/5 shield
5
N.C.
20
N.C.
6
DDC clock
21
N.C.
7
DDC data
22
TMDS clock shield
8
Analog vertically
synchronised signal
synchronised signal
23
TMDS clock +
9
TMDS data 1-
24
TMDS clock -
10
TMDS data 1+
C1 Analogue red image signal
11
TMDS data 1/3 shield
C2 Analogue green image signal
12
N.C.
C3 Analogue blue image signal
13
N.C.
C4 Analogue horizontally
synchronised signal
14
+5V
C5 Analogue GND
15
GND
1
7
6
5
4
3
2
8
9
15
14
13
12
11
10
16
17
23
22
21
20
19
18
24
C1 C2
C3 C4
C5
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