DVD-C996/DV-C6280
DVD-C996 DV-C6280
25
1.
Video Output (Luminance Signal) Confirmation
ELECTRICAL CONFIRMATION
Do this confirmation after replacing a P.C.B
Measurement point
Mode
Disc
Video output terminal
Color bar 75%
PLAY (Title 46): DVDT-S15
PLAY (Title 10): DVDT-S01
Measuring equipment, tools
Confirmation value
Screwdriver, Oscilloscope
200mV/div, 10 usec/div
1000mVp-p
±
30mV
DVDT-S15 (AAX07320)
or
DVDT-S01 (TX946080)
Purpose: To maintain video signal output compatibility.
1. Connect the oscilloscope to the video output terminal and terminate at 75 ohms.
2. Confirm that the luminance signal (Y+S) level is 1000 mVp-p
±
30 mV.
2.
Video Output (Chrominance Signal) Confirmation
Do this confirmation after replacing a P.C.B.
Measurement point
Mode
Disc
Video output terminal
Measuring equipment, tools
Confirmation value
Screwdriver, Oscilloscope
200mV/div, 10 usec/div
621mVp-p
±
13mV
Color bar 75%
PLAY (Title 46): DVDT-S15
PLAY (Title 10): DVDT-S01
DVDT-S15 (AAX07320)
or
DVDT-S01 (TX946080)
Purpose: To maintain video signal output compatibility.
1. Connect the oscilloscope to the video output terminal and terminate at 75 ohms.
2. Confirm that the chrominance signal (C) level is 621 mVp-p
±
13 mV.
621mV
30mV