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S H A R P
CONTENTS
ELECTRICAL SPECIFICATIONS . . . . . . . . . . . . . .
IMPORTANT SERVICE NOTES . . . . . . . . . . . . . . .
ADJUSTMENT . . . . . . . . . . . . . . . . . . . . . . . . . .
CHASSIS LAYOUT DIAGRAM . . . . . . . . . . . . . . .
PRINTED WIRING BOARD ASSEMBLIES. . . . . . . .
BLOCK DIAGRAM . . . . . . . . . . . . . . . . . . . . . . .
+B POWER SCHEMATIC DIAGRAM . . . . . . . . . . . .
SCHEMATIC DIAGRAMS AND WAVEFORMS . . . . . 21
REPLACEMENT PARTS LIST . . . . . . . . . . . . . .
Page
1
2
3
12
13
17
19
26
WARNING
64-72 SEVILLE ST.
FAIRFIELD, 2165
N.S.W.
TEL: 02-728-9111
M A N U A L :
ELECTRICAL SPECIFICATION
Aerial Input Impedance . . . . . . . . . . 75 ohm unbalanced
Convergence
. . . . . . . . . . . . . .
Focus . . . . . . . . . . . . . . . . . . .
Audio Power Output Rating . . . . . . . . . .2.0 Watt (max.)
Intermediate Frequencies
Picture IF Carrier Frequency . . . . . . . . . 36.875 MHz
Sound IF Carrier Frequency . . . . . . . . . . 31.375 MHz
Colour Sub-Carrier Frequency . . . . . . . . . 32.445 MHz
Power Input . . . . . . . . . . . . . . . . . 240 Volts AC 50Hz
Power Consumption . . . . . . . . . . . . . . . . . . . . 72 Watt
Speaker Size,
Voice Coil Impedance . . . . . . .8 cm (16 ohms at 400 Hz)
Sweep Deflection . . . . . . . . . . . . . . . . . . . . .
Tuning Ranges . . . . . . . . . . . . . VHF-Channels 0 thru 12
Self Converging System
Quodra Potential Focus
Magnetic
UHF-Channels 28 thru 63
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Summary of Contents for Sharp DV-1600 Series
- Page 1 M A N U A L : S H A R P CONTENTS ELECTRICAL SPECIFICATION Page Aerial Input Impedance ..75 ohm unbalanced ELECTRICAL SPECIFICATIONS ....Convergence Self Converging System .
-
Page 2: Important Service Notes
Maintenance and repair of this reoeiver should be done by qualified service personnel only. SERVICING OF HIGH VOLTAGE SYSTEM AND PICTURE TUBE When servicing the high voltage system, remove static charge from it by co~ecting a 1Ok ohm Resistor in series with an insulated wire (such as a test probe) between picture tube dag and 2nd anode lead. - Page 3 1 OOOpF To sweep generator Figure 2. Figure 1. To oscil- Figure 3.
- Page 4 1 OlOOp F Generator’s output level: 90dB Figure 4. To oscil- loscope 1 OkS2 Figure 6. Figure 5.
- Page 5 Figure 7. Zero beating Figure 9. TP201 - - 1 To signal generator Figure 8.
- Page 6 keep on this level. Figure 11. (AM signal) Figure 13. Zero Figure 12. AM signal Figure 14.
- Page 7 Figure 15. 1 .ovp-p Figure 16.
- Page 8 VIDEO CHROMA ADJUSTMENT...
- Page 9 20ms SYNC/DEFLECTION ADJUSTMENT Figure 18. Geometrical center Figure 19.
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Page 10: Crt Adjustment
CRT ADJUSTMENT Figure 20. Green Figure 21. - Page 11 - 6 Indicator Sheet Indicator Plate (Inside the X801 Crystal 4.43MHz OSC Front Door) Ferrite Bead SHARP Badge 701, l - 9 Channel Indicator Cover I - I O H DECO01 64CESB Power indicator Cover Video & Audio Terminal...
- Page 12 Part No. Description Ref. No. Description Part No. Code 03001 Transistor [2SC1815(Y)l Ceramic Oscillator Transistor REMOTE CONTROL TRANSMITTER HOUSING PARTS LIST Part No. Ref. No. Description Description Code Ref. No. Part No. code Flap Cover Screw Shaft MSPRC0021 CEZZ Spring (Eject Shaft) Spring (Flap Cover) Holder Spacer...
- Page 13 DEFLECTION YOKE CLAMP SCREW - P U R I T Y M A G N E T S ADJUSTMENT WEDGE (Adjustment in (Adjustment in A direction) B direction) Figure 22.
- Page 14 8 i i l 3’ l : ;1 l z...
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Page 15: Printed Wiring Board Assemblies
PRINTED WIRING BOARD ASSEMBLIES... - Page 17 Figure 18. PWB-F (Wiring Side) Figure 19. PWB-G (Wiring Side) Figure 20. PWB-H (Wiring Side)
- Page 18 PWB-D STAND-BY B L A N K E R IND-SW 0 1 0 0 5 AFT SW1008 CH-CONTROL PWB-E D1023 - D1032 R 1 0 2 2 - Q 1 0 0 8 PWB-F CONTROL-SW SW1002. SWl~ EXT Vhdeo EXT SOUND AMP &...
- Page 19 K DIAGRAM E X T DC-SUPPLY DC-SUPPLY 2 - RECT V I D E O Video IN S T A N D - B Y - S W STAND-BY CONTRAST R1053 DC AMP. 5 DRIVE COLOUR CONT. 01054 P U L S E A M P - ‘lo’7 V-SIZE SW Q1018...