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AV-27D201
AV-32D201
SERVICE ADJUSTMENTS
BEFORE STARTING SERVICE ADJUSTMENT
1. There are 2 ways of adjusting this TV: One is with the RREMOTE CONTROL UNIT and the other is the conventional method using
adjustment part and components.
2. Adjustment with the remote control unit is made on the basis of the initial setting values, however, the new setting values which
set the screen to its optimum condition may differ from the initial settings.
3. Make sure that AC power is turned on correctly.
4. Turn on the power for the set and test equipment before use, and start the adjustment procedures after waiting at least 30 minutes.
5. Unless otherwise specified, prepare the most suitable reception or input signal for adjustment.
6. Never touch any adjustment parts, which are not specified in the list for this adjustment-variable resistors, transformers, condensers, etc.
7. Presetting before adjustment.
Unless otherwise specified in the adjustment instructions, preset the following functions with the remote control unit.
User mode setting position
"
VIDEO STATUS
HYPER SURROUND
TINT, COLOR, PICTURE
BRIGHT, DETAIL
BASS, TREBLE, BALANCE
AUDIO OUT
MEASURING INSTRUMENT
1. DC voltmeter(or digital voltmeter)
2. Oscilloscope
3. Signal generator ( Pattern generator ) [NTSC]
4. Remote control unit
ADJUSTMENT ITEMS
Check of B1 POWER SUPPLY
IF VCO adjustment
RF AGC adjustment
FOCUS adjustment
DEFLECTION adjustment
V. CENTER, V. SIZE adjustment
H. POSITION, H SIZE, SIDE PIN adjustment
VIDEO / CHROMA adjustment
WHITE BALANCE (Low light) adjustment
WHITE BALANCE (High light) adjustment
SUB BRIGHT adjustment
SUB CONTRAST adjustment
SUB COLOR adjustment
SUB TINT adjustment
DEMODULATION RATIO adjustment
MTS circuit adjustment
INPUT LEVEL adjustment
STEREO VCO adjustment
SAP VCO adjustment
FILTER check
SEPARATION adjustment
12
STANDARD
OFF
CENTER
CENTER
FIX
No.51686
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