ViewSonic VS13154-1M, Service Manual

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figure 1 figure 2 figure 3
figure 4 figure 5 figure 6
3. Power Consumption Check ( VGA MODE )
A. TIMING: 1920 x 1080@60Hz
B. Pattern: 1010UPRIGHTNESS PATTERN
C. BRIGHTNESS=MAX,
CONTRAST=MAX.
D. The power that each MODE consumed is shown in Chart 1.
MODE
MAX POWER COMSUMED POWER LED COLOR
NORMAL
75W(max) BLUE
Stand-by
1W (max) ORANGE
Chart 1
4. Check the position of the picture displayed and phase auto adjusting (VGA MODE).
Depend on the TIMING of TIMING TABLE (TABLE 4) to switch MODE in order, stay about 10
seconds each MODE, it can changed and stored automatically each MODE. We can’t switch over
to the next MODE until AUTO ADJUST disappears.
5. HDMI MODE FUNCTION TEST
A.DVI MODE: Depend on the TIMING of TIMING TABLE (TABLE 3 ) to check MODE in
order.
B.HDMI MODE: make sure the 480i, 480p, 720p, 1080i,1080p TIMING is right.
6. OSD FUNCTION TEST
Time:1920*1080@60Hz
Pattern: 16*12 pane
Make sure that Each FUNCTION has one right action.
7. DTV FUNCTION TEST
Both NTSC and ATSC system were mixed together. At this point in tuner to the joints on the need
for 'AIR NTSC and ATSC 2 both systems were mixed with the signal
Both CATV and DIGITAL CABLE two systems are mixed together. At this point in tuner to the
need for a joint 'CATV and DIGITAL CABLE two systems are mixed in a the signal
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Confidential - Do Not Copy VT2730
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