Daewoo DTP-14V1, Service Manual

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ENTER SERVICE MODE
1. Select the Pr 91.
2. Adjust “Sparpness” to 0.
3. Enter the service mode using the following keys.
R
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MENU.
1. AFT
1) Set a Signal Generator with
RF FREQUENCY = 38.9MHz, 34.2MHz (L’)
RF OUTPUT LEVEL = 80
±±±±
5 dBuV
System = PAL for 38.9MHz.
SECAM-l for 43.2MHz
2) Connect the Signal Generator RF Output(PAL 38.9MHz) to P101 (Tuner IF Output).
There must be no signal input to the tuner.
3) Locate the cursor to “VCO” in Service Mode Menu, then press the “Vol +” key
and wait until the “Please wait” disappear on the TV screen.
4) Connect the Signal Generator RF Output(SECAM-L 34.2MHz) to P101 (Tuner IF
Output).
5) Locate the cursor to “VCO-L” in Service Mode Menu, then press the “Vol +” key
and wait until the “Please wait” disappear on the TV screen.