Emerson EWFG2705 Service Manual page 19

7. H. Position Adjustment
Purpose: To obtain correct horizontal position of
screen image.
Symptom of Misadjustment: If H. Position is
incorrect, horizontal position of image on the screen
may not be properly displayed.
Test Point Adj. Point
[CH o / p]
---
buttons
Tape M. EQ.
--- Monoscope
Note: Use service remote control unit
1. Operate the unit for at least 20 minutes.
2. Enter the Service mode. (See page 5-1.)
3. Receive the monoscope pattern.
4. Press [8] button on the service remote control unit
and select "H-S" mode. (Display change "H-S" and
"H-P" cyclically when [8] button is pressed.)
5. Press [CH o / p] buttons on the service remote
control unit so that the monoscope pattern will be
90±5% of display size and the circle is round.
6. Turn the power off and on again. (Main power
button on the TV unit.)
8. H. Size Adjustment
Purpose: To obtain correct horizontal size of screen
image.
Symptom of Misadjustment: If H. Size is incorrect,
horizontal size of image on the screen may not be
properly displayed.
Test Point Adj. Point
[CH o / p]
---
buttons
Tape M. EQ.
--- Monoscope
Note: Use service remote control unit
1. Operate the unit for at least 20 minutes.
2. Enter the Service mode. (See Page 5-1.)
3. Receive the monoscope pattern.
4. Press [8] button on the service remote control unit
and select "H-S" mode. (Display change "H-S" and
"H-P" cyclically when [8] button is pressed.)
5. Press [CH o / p] buttons on the service remote
control unit so that the monoscope pattern will be
90±5% of display size and the circle is round.
6. Turn the power off and on again. (Main power
button on the TV unit.)
9. V. Position Adjustment
Purpose: To obtain correct vertical width of screen
image.
Symptom of misadjustment: If V. Position is
incorrect, vertical height of image on the screen may
not be properly displayed.
Mode Input
RF Monoscope
Spec.
90±5%
Note: Use service remote control unit
1. Operate the unit for at least 20 minutes.
2. Enter the Service mode. (See page 5-1.)
3. Receive the monoscope pattern.
4. Press [9] button on the service remote control unit
5. Press [CH o / p] buttons on the service remote
6. Turn the power off and on again. (Main power
10. V. Size Adjustment
Purpose: To obtain correct vertical width of screen
image.
Symptom of Misadjustment: If V. Size is incorrect,
vertical size of image on the screen may not be
properly displayed.
Mode Input
RF Monoscope
Spec.
90±5%
Note: Use service remote control unit.
1. Operate the unit for at least 20 minutes.
2. Enter the Service mode. (See page 5-1.)
3. Receive the monoscope pattern.
4. Press [9] button on the service remote control unit
5. Press [CH o / p] buttons on the service remote
6. Turn the power off and on again. (Main power
5-4
Test Point Adj. Point
[CH o / p]
---
buttons
Tape M. EQ.
--- Monoscope
and select "V-P" mode. (Display change "V-S" and
"V-P" cyclically when [9] button is pressed.)
control unit so that the top and bottom of the
monoscope pattern will be equal of each other.
button on the TV unit.)
Test Point Adj. Point
[CH o / p]
---
buttons
Tape M. EQ.
--- Monoscope
and select "V-S" mode. (Display changes "V-S"
and "V-P" cyclically when [9] button is pressed.)
control unit so that the monoscope pattern will be
90±5% of display size and the circle is round.
button on the TV unit.)
Mode Input
RF Monoscope
Spec.
See below.
Mode Input
RF Monoscope
Spec.
90±5%
L3820EA