Circuit Adjustment Mode - Mitsubishi Electric 50P-GHS63 Service Manual

Gm2 chassis
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·.,
I CIRCUIT ADJUSTMENT MODE I
;;,.;
.........
On this model, the following adjustment items are performed
using the remote hand unit:
Item 3 (Cut Off) -Item 5 (Raster Size)
• Item
8
(White, Brightness)
-Item 11 (Screen Character Position)
To perform these adjustments using remote hand unit, set the
product to the circuit adjustment mode beforehand. Use the
following procedure to activate the circuit adjustment mode.
1.
Change to the Circuit Adjustment Mode
1. Press the "TEST" button on the remote hand unit.
The built-in cross-hair test pattern will appear.
2. Press the "1 ", "1 ", and "8" on the remote hand unit in that
order and change to the circuit adjustment mode. The
display as shown on the right will appear.
Note :
Repeat the step 1 to 2 when not changing to the circuit
adjustment mode.
·'···-·""'"'2.
Selection of Adjustment Functions
............
:-·-:
and Adjustment Items
To select an adjustment item in the circuit adjustment mode,
select first the adjustment function, that includes the specific
adjustment item to be selected, and next select the adjustment
item.
1. Press the "R/8" button to select an adjustment function.
Each time the button is pressed, the adjustment function
changes as follows.
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2. Press the "A." or
"T"
button on the remote hand unit to
select a specific adjustment item.
0
Press the "A." button. The adjustment Item Number
will increase.
0
Press the
"Y"
button. The adjustment Item Number
will decrease.
'"~.
·""'3. Changing data
1. After selecting an adjustment item, press
the"~" or"~"
button to change the adjustment data.
0
Press the
"-<4"
button. The adjustment data will
decrease.
0
Press
the"~"
button. The adjustment data will
increase.
2. Press "ENTER" to save the adjustment data in memory. The
screen characters turn red for approximately 2 to 3 seconds
in this step.
4. Terminating the circuit adjustment mode
Press the "TEST'' button on the remote hand unit to terminate
the circuit adjustment mode.
Note : The circuit adjustment mode can also be terminated by
turning the power off.
-10-
TEST 1.1.8 Mode Display
Adjustment Adjustment
Function
Color
Frequency
Adjustment
Adjustment
Item Number abbreviated
Name
Remote Hand Unit
Adjustment Data
1
8
9
10
0 0 0 0
R-MUTE G·MUTE 0-MUTE
0 0 0
- PICTURE +
0 0 0

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