25WG3
WAVEFORM OR OTHERS
SETTING CONDITION
signal.PICTURE control setting with R/C, select the CONTRAST.by using the VOLUME UP / DOWN key.or not.signal.PICTURE control setting with the R/C, select the COLOUR.using the VOLUME UP / DOWN key.not.signal.PICTURE control setting with the R/C, select the BRIGHTNESS .BRIGHTNESS by using the VOLUME UP / DOWN key.or not.signal.PICTURE control setting with the R/C, select the SHARPNESS.by using the VOLUME UP / DOWN key.or not.signal.PICTURE control setting with the R/C, select WHITE TEMP.by using the VOLUME UP / DOWN key.or not.
1.Receive the "MONOSCOPE PATTERN" 2.Press the CH UP/DOWN key for 3.Increase or decrease the CONTRAST 4.Check whether the CONTRAST is OK 1.Receive the "COLOUR BAR PATTERN" 2.Press the CH UP / DOWN key for 3.Increase or decrease the COLOUR by 4.Check whether the COLOUR is OK or 1.Receive the "MONOSCOPE PATTERN" 2.Press the CH UP / DOWN key for 3.Increase or decrease the 4.Check whether the BRIGHTNESS is OK 1.Receive the "MONOSCOPE PATTERN" 2.Press the CH UP / DOWN key for 3.Increase or decrease the SHARPNESS 4.Check whether the SHARPNESS is OK 1.Receive the "MONOSCOPE PATTERN" 2.Press the CH UP / DOWN key for 3. Increase or decrease the WHITE TEMP 4.Check whether the WHITE TEMP is OK
CHECKING POINT
CHECKING OPERATION (VIDEO & AUDIO)
1CONTRAST2COLOUR3BRIGHTNESS4SHARPNESS5WHITE TEMP
NO
WAVEFORM OR OTHERSWAVEFORM OR OTHERSWAVEFORM OR OTHERS
3 dB).
3 dB)?
?
signal (100% White Color Bar Sound 400 Hz 100% Modulation)ohm impendence. Make sure the output is as specified (1.0 Vp-p Kohm impendence. Make sure the O/P is as specified (1.76 Vp-p controller, make sure that the modes change in order of TV, AV1, AV2 & TV again and that the video & audio output are according to the input terminal for each mode.(AV2).channel to AV2 automatically.signal.ground, make sure the protector ON and switch to standby mode.signal.cathode (D608).make sure the protector is work.Capacitor short testing in + B line, check all possible damaged components on +B line.
ADJUSTMENT CONDITION/PROCEDURE 1.Receive the "PAL COLOUR BAR" 2.Terminate the Video output with a 75 3.Terminate the Audio output with a 10 1.Using the TV/AV key on the remote 1.Connect Video signal to FRONT AV 2.Make sure Channel switch from otherADJUSTMENT CONDITION/PROCEDURE 1.Receive the "MONOSCOPE PATTERN" 2.Set CONTRAST MAX. 3.Set BRIGHT MAX. 4.While the R or B or G Cathode short toADJUSTMENT CONDITION/PROCEDURE 1.Receive the "MONOSCOPE PATTERN" 2.Connect output of Bias Box to D601 3.Set voltage of Bias Box to 20V and 1.Once finish rectified Electrolytic
OUTPUT CHECKINGINPUT CHECKINGBEAM PROTECTOROTHER PROTECTOR
ADJUSTMENT POINTADJUSTMENT POINTADJUSTMENT POINT
A/V INPUT/OUTPUT CHECKINGPROTECTOR OPERATION CHECKINGPROTECTOR OPERATION CHECKING
1VIDEO & AUDIO2VIDEO & AUDIO3AUTO SELECT12H, V PROTECTOR3
NONONO
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ACEC
