30
KV-29FX11
A
TUNER / IF
RV01
RV02
LV01
TP1
V SIZE
V LIN
S CORRECTION
V CENTRE
H SHIFT
H SIZE
PIN AMP
TILT
CORNER PIN
V ANGLE
SYSTEM B/G, D/K, I & L I.F ADJUSTMENT
1.
Input an off air signal of between 60-100dBuV / 75 ohm
terminated, via the tuner socket.
2.
Enter into the ‘IF Adjustment’ service mode [i.e ‘TT59’] to fix
the I.F frequency to 39.9MHz.
3.
Enter into the service mode and select ‘Current TV status’.
4.
Adjust the I.F coil [LV01] until the ‘AFT Status’ indicates a
‘Window’ condition.
SYSTEM L BAND 1 I.F ADJUSTMENT
1.
Input an off air signal of between 60-100dBuV / 75 ohm
terminated, via the tuner socket.
2.
Enter into the ‘IF Adjustment’ service mode [i.e ‘TT59’] to fix
the I.F frequency to 34.2MHz.
3.
Enter into the service mode and select ‘Current TV status’.
4.
Adjust the RV02 control until the ‘AFT Status’ indicates a
‘Window’ condition.
TUNER AGC ADJUSTMENT
1.
Receive a signal of 63dBuV / 75 ohm terminated, via the tuner
socket.
2.
Measure the voltage at test point 1 [A Board].
3.
Adjust RV01 control to obtain a voltage of 3.0V +/- 0.3V.
DEFLECTION SYSTEM ADJUSTMENT
1.
Enter into the ‘Geometry Adjustment’ service menu.
2.
Select and adjust each item in order to obtain the optimum
image.
GEOMETRY ADJUSTMENT
V size
Adj
V position
Adj
S Correction
Adj
V Linearity
Adj
H size
Adj
H position
Adj
Pin Amp
Adj
Pin Phase
Adj
AFC Bow
Adj
AFC Angle
Adj
EHT V
1
EHT H
0
Lo Corn Pin
Adj
Up Corn Pin
Adj
