Chapter 9. Description Of Schematic Dia; Description Of Schematic Diagram - Sharp 21S-FX10F Service Manual

CHAPTER 9.
E Market 21S-FX10F/10S/10N/10U Service Manual 21S-FX10F/10S/10N/10U TV

DESCRIPTION OF SCHEMATIC DIAGRAM

[1] DESCRIPTION OF SCHEMATIC DIAGRAM
SAFETY NOTES:
DISCONNECT THE AC PLUG FROM THE AC OUTLET BEFORE
1.
REPLACING PARTS.
SEMICONDUC TOR HEAT SINKS SHOULD BE REGARDE D AS
2.
POTENTIA L SHOCK HAZARD S
OPERATING.
IMPORTANT SAFETY NOTICE:
PARTS MARKED WITH " " (
MAINTAINING THE SAFETY OF THE SET. BE SURE TO REPLACE
THESE PARTS WITH SPECIFIE D ONES FOR MAINTAINING THE
SAFETY AND PERFORMANCE OF THE SET.
SERVICE PRECAUTION:
THE AREA ENCLOSED BY THIS LINE (
CONNECTED WITH AC MAINS VOLTAGE.
WHEN SERVICING THE
TRANSFORME R BETWEE N TV RECEIVE R AND AC LINE TO
ELIMINATE HAZARD OF ELECTRIC SHOCK.
CAUTION:
This circuit diagram is a standard one, prited circuits may be subject to
change for product improvement without prior notice.
WHEN THE CHASI S
) ARE IMPORTANT FOR
-
) IS DIRECTLY
AREA, CONNEC T AN ISOLATING
NOTES:
1. The unit of resistance "ohm" is omitted.
(K = 1000 ohms, M = Meg ohm).
2. All resistors are 1/16 watt, unless otherwise noted.
IS
3. All capacitors are µF, unless otherwise noted. (P = µµF).
VOLTAGE MESUREMENT CONDITIONS:
1. Voltages in parenthesis measured with no signal .
2. Voltages without parenthesis measured with 3mV
B & W or Colour signal.
3. All the voltages in each point are measured with VTVM.
WAVEFORM MEASUREMENT CONDITIONS:
1. The colour bar generator signal applied at TU201, 2.0V
peak to peak checked at pin (34) of IC 1001.
2. Approximately 4.0V AGC bias.
9 – 1
21S-FX10F/10S/10N/10U