Electrical Check (Video Output Check) - Panasonic DVD-LS80P Service Manual

DVD-LS80P / DVD-LS80PC / DVD-LS82P / DVD-LS82PC / DVD-LS850P
11.5.5. Adjusting amplitude of impressed
voltage
Adjustment is required when
-----
Adjustment procedure
Use "2" on remote control unit.
Details of adjustment
Press " " and " " buttons on
remote controller, set the right
side number to "15".
11.5.6. Adjusting pedestal
Adjustment is required when
-----
Adjustment procedure
Use "4" on remote control unit.
Details of adjustment
Press " " and " " buttons on
remote controller, set the number
of center to "91".
11.5.7. Adjusting contrast
Adjustment is required when
-----
Adjustment procedure
Use "4" on remote control unit.
Details of adjustment
Press " " and " " buttons on
remote controller, set the right
side number to "71".
11.5.8. Adjusting TINT
Adjustment is required when
-----
Adjustment procedure
Use "5" on remote control unit.
Details of adjustment
Press " " and " " buttons on
remote controller, set the number
of center to "75".
Check point
TL8401
Adjustment UP Adjustment
DOWN
DVD DVD
player/remote player/remote
control unit control
Input video signal
10step monochrome
Check point
TL8603
Adjustment UP Adjustment
DOWN
DVD DVD
player/remote player/remote
control unit control
Input video signal
10step monochrome
Check point
TL8603
Adjustment UP Adjustment
DOWN
DVD DVD
player/remote player/remote
control unit control
Input video signal
10step monochrome
Check point
TL8604
Adjustment UP Adjustment
DOWN
DVD DVD
player/remote player/remote
control unit control
Input video signal
75% color bar
11.5.9. Adjusting color
Adjustment is required when
-----
Adjustment procedure
Use "5" on remote control unit.
Details of adjustment
Press " " and " " buttons on
remote controller, set the right
number to "81".
11.6. Electrical check (Video output
check)
11.6.1. Checking video output (composite
signal)
Check point
Video output terminal
Measuring apparatus
Oscilloscope
Purpose: Keep the interchangeability of video signal
output
1. Terminate the composite signal of the video output
terminal with 75 W and input into the oscilloscope.
2. Select color bar 75% from the titles of the DVD test disc
and play back.
3. Check that the composite signal output is the following
value:
30
Check point
TL8604
Adjustment UP Adjustment
DOWN
DVD DVD
player/remote player/remote
control unit control
Input video signal
75% color bar
Mode Disc
Color bar DVDT-S15AS
playback (75%)
Check value
Y: 1000 mV ± 100 mV
Cyan: 650 mV ± 100 mV