LL-T1620 (serv.man9). Complete - Sharp Monitor Service Manual (repair manual). Page 3

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PC-UM10M
LL-T1520-H/B LL-T1620-H/B   OUTLINE OF THE PRODUCT, NOMENCLATURE AND FUNCTION
1 – 2
Relevant signal timings
• Recommended resolution for LL-T1520 is 1024 x 768. 
• Recommended resolution for LL-T1620 is 1280 x 1024. 
• All are compliant only with non-interlaced. 
• The monitor can be connected to the following computers that have a
DVI standard output terminal  (DVI-D24 pin or DVI-I29 pin) for digital
connection. (Note that the display may not appear correctly, depend-
ing on the connected computer.)
-- LL-T1520: Computers capable of XGA output
-- LL-T1620: Computers capable of SXGA output
• Frequencies for Power Macintosh and the Sun Ultra series are refer-
ence values. To connect, another adapter (commercially available)
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.
• If the monitor is not receiving any signal (synch signal), [NO SIGNAL]
will appear.
The analog RGB input connector pin
Display mode
Hsync
Vsync
Dot frequency
LL-T1520
LL-T1620
ANALOG
DIGITAL
ANALOG
DIGITAL
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
-
-
|
-
US text
720 x 400
31.5kHz
70Hz
28.3MHz
|
|
|
|
Power 
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
-
-
|
-
Sun Ultra 
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
-
-
|
-
1280 x 1024
71.7kHz
67.2Hz
117.01MHz
-
-
|
-
No.
Function
No.
Function
1
Red video signal input
9
DDC/+5V
2
Green video signal input
10
GND
3
Blue video signal input
11
N.C.
4
GND
12
DDC data
5
GND
13
For Hsync signal input
6
For red video signal GND
14
For Vsync signal input
7
For green video signal GND
15
DDC clock
8
For blue video signal GND
(Mini D-sub connector with 15 pins)
Page of 31
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