Read Sharp VC-MH814 (serv.man11) Service Manual online
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NOTE:
1.
The unit of resistance "ohm" is omitted (K = 1000
ohms and M = 1 Mega ohm).
ohms and M = 1 Mega ohm).
2.
All resistors are 1/8 watt, unless otherwise stated.
3.
The unit capacitance "F" is omitted (
µ
=
µ
F, p =
pF).
4.
The values in parentheses are the ones in the PB mode,
the values without parentheses are the ones in the REC mode.
the values without parentheses are the ones in the REC mode.
VOLTAGE MEASUREMENT CONDITIONS:
1.
1.
DC voltages are measured between points indicated and chassis
ground by VTVM, with AC230V/50Hz supplied to unit and all
controls are set to normal viewing picture unless otherwise stated.
ground by VTVM, with AC230V/50Hz supplied to unit and all
controls are set to normal viewing picture unless otherwise stated.
2.
Voltages are measured with 10000
µ
V B & W or colour signal.
WAVEFORM MEASUREMENT CONDITIONS:
10000dB
10000dB
µ
V 87.5 percent modulated colour bar signal is fed into tuner.
SAFETY NOTES:
1.
1.
DISCONNECT THE AC PLUG FROM THE AC
OUTLET BEFORE REPLACING PARTS.
OUTLET BEFORE REPLACING PARTS.
2.
SEMICONDUCTOR HEAT SINKS SHOULD BE
REGARDED AS POTENTIAL SHOCK HAZARDS
WHEN THE CHASSIS IS OPERATING.
REGARDED AS POTENTIAL SHOCK HAZARDS
WHEN THE CHASSIS IS OPERATING.
MIDDLE GERMAN A4 5-16
12/7/01, 8:17 am
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A
B
C
D
E
F
G
H
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MAIN CIRCUIT (4)
MIDDLE GERMAN A4 5-16
12/7/01, 8:17 am
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MAIN CIRCUIT (4)
MIDDLE GERMAN A4 5-16
12/7/01, 8:17 am
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A
B
C
D
E
F
G
H
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LED OPERATION
VC-MH814HM/LM
MIDDLE GERMAN A4 5-16
12/7/01, 8:17 am
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