Sylvania 6842THG, Руководство по обслуживанию

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1-6-3 L0700EA
3. V-scan Adjustment
Note: J2135 (+B), TP2250 (GND), VR2650 ---
Power Supply CBA
1. Operate the unit more than 20 minutes.
2. Connect DC Voltmeter to J2135 (+B) and
TP2250 (GND).
3. Input an APL 100% white VIDEO signal.
4. Adjust VR2650 so that the voltage of J2135 (+B)
becomes the specified voltage as shown on the
panel label.
4. V-set Adjustment
Note: J2117 (+B), TP22450 (GND), VR2750 ---
Power Supply CBA
1. Operate the unit more than 20 minutes.
2. Connect DC Voltmeter to J2117 (+B) and
TP2250 (GND).
3. Input an APL 100% white VIDEO signal.
4. Adjust VR2750 so that the voltage of J2117 (+B)
becomes 190 V ± 1 V.
5. V-e Adjustment
Note: J2111 (+B), TP2250 (GND), VR2850 ---
Power Supply CBA
1. Operate the unit more than 20 minutes.
2. Connect DC Voltmeter to J2111 (+B) and
TP2250 (GND).
3. Input an APL 100% white VIDEO signal.
4. Adjust VR2850 so that the voltage of J2111 (+B)
becomes the specified voltage as shown on the
panel label.
Test Point Adj. Point
J2135 (+B),
TP2250 (GND)
VR2650
M. EQ. Condition & Remarks Spec.
DC
Voltmeter
AC input: 120V,
Monitor to APL 100%
white VIDEO signal DC Vsc ± 1 V
Vsc: See Panel
Label (below)
Panel Label
Fig. 6
Test Point Adj. Point
J2117 (+B),
TP2250 (GND)
VR2750
M. EQ. Condition & Remarks Spec.
DC
Voltmeter
AC input: 120V,
Monitor to APL 100%
white VIDEO signal
DC 190 V ± 1 V
Va Vsc Vs Ve Vset
NTSC/PAL
Rev. XX
Panel Label information
Location: Up-right of the back on the PDP Panel.
NTSC
Adjustment voltage
Test Point Adj. Point
J2111 (+B),
TP2250 (GND)
VR2850
M. EQ. Condition & Remarks Spec.
DC
Voltmeter
AC input: 120V,
Monitor to APL 100%
white VIDEO signal DC Ve ± 1 V
Ve: See Panel
Label (below)
Panel Label
Fig. 7
Va Vsc Vs Ve Vset
NTSC/PAL
Rev. XX
Panel Label information
Location: Up-right of the back on the PDP Panel.
NTSC
Adjustment voltage