Sharp XV-Z3100U Service Manual page 26

XV-Z3100U/XV-Z3100/XV-Z3300/DT-510
No. Adjusting point
4 Adjustment of Video Brightness
5 Adjustment of Video Tint
6 Adjustment of Video color satura-
tion
7 RGB tone reproduction adjust-
ment
8 VIDEO white balance adjustment
9 White balance checking and
readjustment
10 Off-timer performance
11 Thermistor performance checking 1. Heat the thermistor with a hair dryer.
12 Auto sync performance checking
13 HDMI input operation
14 RS232C operation check
15 Model name and version check
16 Delivery settings
* Writing a software program (before main PWB is mounted)
Use the DLP Composer Lite Ver. 6.0 or higher to download the firmware.
After writing the specified version of firmware to the PWB using the RS232C cable, check the version of the written firmware.
If no software program is written, all three LEDs light up in the chassis inspection process.
Adjusting conditions
1. Feed NTSC 100% wind pattern signal.
(Signal with burst)
2. Select the following group and subject.
Group : CONFIRM/VIDEO
Subject : V-BRIGHT
1. Feed split color bar.
2. Select the following group and subject.
Group : CONFIRM/VIDEO
Subject : V-HUE
1. Select the following group and subject.
Group : CONFIRM/VIDEO
Subject : V-COLOR
1. Feed the SMPTE pattern signal.
1. Feed the 50% gray signal.
2. Select the following group and subjects.
Group :CONFIRM/VIDEO
Subject : V-R-OS
V-B-OS
1. RGB Input
VIDEO Input
DTV Input
DVD Input
1. Select the following group and subjects.
Group :CONFIRM/CHECK
Subject : TEMP-OFF
1. Feed the phase check pattern signal.
1. Feed HDMI video signal to INPUT6.
1. Connect the unit and a PC with the
RS232C cable.
1. Select the following group.
Group : INFO/VERSION.
4 – 2
Adjusting procedure
1. Check the fixed value.
Fixed value : 68
1. Check the fixed value.
Fixed value : 128
1. Check the fixed value.
Fixed value : 139
1. Make sure the 100% and 95% white as well as the
0% and 5% black gradations are visible.
1. V-R-OS is 130.
V-B-OS is 130.
Check that there is no deviation of white balance with
the monitor.
1. Select OFF from the process mode.
Make sure the off-timer starts with 5 minutes
onscreen and count one minute in one second.
And then indication is 0 minute, the power supply
of the set is cut off.
1. Make sure that the temperature is indicated.
1. In the VGA, SVGA and XGA modes, make sure the
Clock, Phase, H-Pos and V-Pos settings can be
automatically adjusted.
1. Check that images are projected correctly.
1. Send a command from the PC, and check it func-
tions correctly.
1. The model name appears in the MODEL field, and
the firmware version in the VERSION field. Check
that they are correct.
MODEL : DT-510 (MODEL-SELECT=0)
MODEL : XV-Z3100 (MODEL-SELECT=1)
MODEL : XV-Z3300 (MODEL-SELECT=2)
1. Make the following settings.
Destination Process
adjustment
USA SS4
China SS6
Others SS3
Remote control
adjustment
Factory setting at 4
Factory setting at 6
Factory setting at 3