Read Sharp PG-M20X Handy Guide online
Electrical Adjustments
Version 1.4
Issue 04/2006
Issue 04/2006
31
SHARP ELECTRONICS (UK) LTD
PROJECTOR TECHNICAL SUPPORT
TECHNICAL SERVICES GROUP
No.
Adjustment Items
Adjustment Conditions
Adjustment Procedures
16
Confirmation and re-
adjustment of white balance
adjustment of white balance
1. The adjusting conditions for each
item are as follows:
For RGB input, see Item 11
For SRGB input, see Item 13
For video input, see Item 14
For DVT input, see Item 12
item are as follows:
For RGB input, see Item 11
For SRGB input, see Item 13
For video input, see Item 14
For DVT input, see Item 12
Confirm that there is no deviation in white
balance from that of the monitoring
equipment.
For readjustment, proceed in the order of
RGB input, video input and DTV input.
balance from that of the monitoring
equipment.
For readjustment, proceed in the order of
RGB input, video input and DTV input.
17
Confirmation of colour-
related operation
related operation
1. Receive the colour bar signal.
1. Select L1 in the process mode.
Check the performance of colour and tint.
Check the performance of colour and tint.
18
Confirmation of picture-
related operation
related operation
1. Receive monoscope pattern signal.
1. Select L2 in the process mode.
Check Picture, Brightness and Sharpness.
Check Picture, Brightness and Sharpness.
19
Confirmation of RGB
1. Receive the RGB signal.
1. Select L4 on the process mode.
Check Picture, Brightness, Red, Blue, Clock,
Phase, H-POS and V-POS.
Check Picture, Brightness, Red, Blue, Clock,
Phase, H-POS and V-POS.
20
Confirmation of off-timer
operation
operation
1. Select OFF in the process mode.
Confirm that the off-timer starts with 5-
minute display, counts 1 minute for 1
second, and turns off when 0 minute is
displayed.
Confirm that the off-timer starts with 5-
minute display, counts 1 minute for 1
second, and turns off when 0 minute is
displayed.
21
Confirmation of thermistor
operation
operation
1. Heat the thermistor by dryer.
1. Confirm that the temperature is displayed.
22
Automatic sync operation
1. Receive the phase checking
pattern signal.
pattern signal.
1. Confirm that Clock, Phase, H-POS and V-
POS can be automatically adjusted in the
VGA/S-VGA/XGA mode.
POS can be automatically adjusted in the
VGA/S-VGA/XGA mode.
23
Confirmation of USB
operation
operation
Connect the set to a personal
computer by USB cable.
computer by USB cable.
Using the remote controller, make sure that
feed and return operations are effective on
the display of the personal computer.
feed and return operations are effective on
the display of the personal computer.
24
Factory settings
1.
Make the following settings.
How to Adjust the PC I/F unit
1. Initialisation of EEPROM
1) Press SW2002 to enter the process mode.
2) Execute S1 on the SSS menu. (By S1, all the contents of EEPROM are initialised.)
3) Confirm that the program version "Ver. XXX" has become the latest one
2) Execute S1 on the SSS menu. (By S1, all the contents of EEPROM are initialised.)
3) Confirm that the program version "Ver. XXX" has become the latest one
2. Adjusting items
1) Adjustment of RGB drive/gain
(1) Feed the window pattern signal that has 100% and 0% signals.
(2) Select AUTO among the A/D items in the process mode and carry out
adjustment.
(2) Select AUTO among the A/D items in the process mode and carry out
adjustment.
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