KL
Q140
Q202
Q201
Q861
Q684
Q111
Q243
Q242
Q261
A
IC3401
MTS
KY
IC1101
Q661
IC201
IF/VIDEO/CHROMA
K
VR191
AGC
TP-D
X141
TP-A
L171
Q131
X242
X161
A
1
0
1
T
U
N
E
R
VR3
H-CEN
X
2
4
3
X
2
4
1
IC201
1H DELAY
IC65
KS
Base
TP20
TP316
C3407
TP317
C3437
Frequency
Counter
Ground with
jumper wire
GND
MAIN BOARD
C3411
1M Ohms
Ground with jumper
lead through 1M ohms
resister.
Adjustment in the Service Mode
-14-
5. Adjust level of 300Hz at TP317 to become minimum by pressing the / -) button on the remote
control or TV set.
Minimum leakage
TP317 (R)
300Hz
6. Select “HI SEPARATION” by pressing the CHANNEL UP/DOWN button on the remote control or TV set.
7. Adjust level of 4KHz at TP318 to become minimum by pressing the VOLUME (+/-) button on the remote
control or TV set.
8. To exit from the service mode, press the MENU button.
SAP VCO Adjustment
1. Connect a frequency counter to TP317 (C3437, + side) on the
Main Board and ground.
2. Ground TP-20 (Base of Q131) with the jumper lead. (Setting
of no signal condition.)
3. Ground TP-316 (C3411, side +) with the jumper lead through
1M
Ω
resistor.
4. Switch the TV set on.
5. Press and hold the MENU button on the TV set, then press
“3” button on the remote control transmitter to enter to the
Service Mode.
6. Select “SAP VCO” by pressing the CHANNEL UP/DOWN
button on the remote control or TV set.
7. Adjust frequency of the counter to become 78.125KHz ±0.5KHz
by pressing the VOLUME (+/-) button on the remote control or
TV set.
8. To exit from the service mode, press the MENU button.
TP318 (L)
Minimum leakage
4KHz
INPUT LEVEL 25
STEREO VCO 23
FILTER 32
LOW SEPARATION 29
HI SEPARATION 26
SAP VCO 27
INPUT LEVEL 25
STEREO VCO 23
FILTER 32
LOW SEPARATION 29
HI SEPARATION 26
SAP VCO 27
Содержание 29-F5BA
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