Troubleshooting; Specifications - Sony LMD-1750W Operating Instructions Manual

Troubleshooting

This section may help you isolate the cause of a problem
and as a result, eliminate the need to contact technical
support.
• The display is colored in green or purple t Select
the correct input by pressing RGB or COMPONENT
button.
• The unit cannot be operated t The key protection
function works. Set the KEY INHIBIT setting to OFF
in the KEY INHIBIT menu.
• The black bars appear at the upper and lower
positions of the display t When the signal aspect
ratio is different from that of the panel, the black bars
appear. This is not a failure of the unit.

Specifications

Picture performance
LCD panel a-Si TFT Active Matrix
Pixel efficiency 99.99 %
Viewing angle (up/down/left/right, contrast > 10 : 1)
85°/85°/85°/85° (typical)
Scan Normal 0 %
Over scan 5 %
Efficient picture size
370 × 222, 431 mm
5 3
(14 / × 8
8
Resolution H 1280 dots, V 768 lines
Aspect ratio 15 : 9
Input
Composite input (NTSC/PAL) connector
BNC type (1)
1 Vp-p ± 3 dB sync negative
Y/C input connector
4-pin mini-DIN (1)
Y: 1 Vp-p ± 3 dB sync negative
C: 0.286 Vp-p ± 3 dB (NTSC burst
signal level)
0.3 Vp-p ± 3 dB (PAL burst signal
level)
RGB/component input connectors
BNC type (3)
RGB input: 0.7 Vp-p ± 3 dB (Sync On
Green, 0.3 Vp-p sync negative)
Component input: 0.7 Vp-p ± 3 dB (75
% chrominance standard color bar
signal)
Audio input connectors
RCA phono jack (2)
–5 dBu 47 kilohms or higher
External synchronized input connector
BNC type (1)
0.3 to 4.0 V p-p ± bipolarity ternary or
negative polarity binary
HD15 input connector
D-sub 15-pin (1)
R/G/B: 0.7 Vp-p, sync positive (Sync
On Green, 0.3 Vp-p sync negative)
Sync: TTL level (polarity free, H/V
separate sync)
Plug & Play function: corresponds to
DDC2B
DVI input connector
DVI-D (1)
TMDS single link
/ , 17 inches)
4
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