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SERVICE MANUAL Colour Television
Specifications
Power Source . . . . . . . . . AC220-240V, 50Hz.
Colour System . . . . . . . . PAL (AV input: PAL/NTSC4.43/NTSC/PAL-60Hz)
Television System . . . . . . B/G
Channel Coverage . . . . . Australia
New Zealand
Video IF . . . . . . . . . . . . . . 38.0MHz
Aerial Input Impedance . . 75Ω
Ext. Terminals
Video inputs: Phono jack ✕ 2 (1Vp - p, 75Ω)
Audio inputs: Phono jack ✕ 2 (436mVrms, more than 40KΩ)
Video monitor outputs: Phono jack ✕ 1(1Vp - p, 75Ω)
Audio monitor outputs: Phono jack ✕ 1(436mVrms, less than 600Ω)
Sound Output (RMS) . . . . 3.0W
Speaker . . . . . . . . . . . . . . 5cm ✕ 9cm ✕ 1 pc.
Dimensions . . . . . . . . . . . 496 (W) ✕ 465 (H) ✕ 480 (D)mm
Weight . . . . . . . . . . . . . . . approx. 17.7 Kg
Specifications subject to change without notice.
F8TK
GAME MENU
VIDEO AUDI O
P
VHF: 0-11, 5A
UHF: 28-69
CATV: S1-S41, X, Y, Z, Z+1, Z+2
VHF: 1-11
UHF: 21-69
CATV: S1-S41, X, Y, Z, Z+1, Z+2
FILE NO.
Model No. CP20SW1Z
Service Ref. No. CP20SW1Z-00
TIMER
TV/AV
1
2
3
4
5
6
7
8
9
0
-/--
BASS
A B
SURROUND
PL
P
P
CH SCAN
PM
SWAP
MENU
PIC MODE
JXMYA
Product Code: 111350709
Original Version
Chassis Series: AC5-C
Give complete "SERVICE REF. NO." for
parts order or servicing. It is shown on the
rating plate at the cabinet back of the unit.
This T.V. receiver will not work properly in
foreign countries where the television
transmission system and power source dif-
fer from the design specifications. Refer to
the specification table.
REFERENCE NO.
(Australia)
SM
5110381
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Table of Contents
Related Manuals for Sanyo CP20SW1Z
Summary of Contents for Sanyo CP20SW1Z
- Page 1 FILE NO. SERVICE MANUAL Colour Television Model No. CP20SW1Z (Australia) Service Ref. No. CP20SW1Z-00 TIMER TV/AV -/-- BASS SURROUND CH SCAN SWAP MENU PIC MODE JXMYA GAME MENU VIDEO AUDI O Specifications Product Code: 111350709 Power Source ..AC220-240V, 50Hz.
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Page 2: Table Of Contents
Contents Safety Notice ............... . 2 Chassis Block Diagram . -
Page 3: Chassis Block Diagram
Chassis Block Diagrams MAIN SIGNAL PROCESSING CIRCUIT ✻ Teletext decoder and SECAM decoder are not equipped. ✻ ✻... - Page 4 Chassis Block Diagrams SYSTEM CONTROL...
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Page 5: Ic Block Diagrams
IC Block Diagrams IC201 < IF/Video/Chroma/Def. > LA76818 Audio Output SIF Input FM Output/Selected SIF APC Filter Audio Output SIF Output PIF AGC Ext. Audio Input RF AGC Output PIF Input1 APC Filter VCO Coil 1 PIF Input 2 VCO Coil 2 IF Ground VCO Filter IF Vcc... - Page 6 IC Block Diagrams IC201 <IF System Block Diagram> LA76818...
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Page 7: Service Information
IC Block Diagrams IC501 < Vertical Output > LA78040/TDA9302H Thermal Protection Pump IC002 < Audio AMP.> LA4266 300Ω 30kΩ Filter OUT2 Power Service Information I Protection Circuit This TV set has a built-in power supply protection circuit. It is provided to protect the TV set in case of a power supply circuit malfunctions. When something abnormality occurs during TV reception, the TV set goes to the stand-by mode. -
Page 8: Service Adjustments With Replacing Memory Ic(Ic802)
Service Adjustments with Replacing Memory IC(IC802) Note: The CPU (IC801) and memory IC (IC802) store the service adjustments data and controls data for each circuit.When the Memory IC(IC802) is replaced, some of the service adjustments should be readjusted to obtain the best performance. The necessary service adjustments are carried out by using the RC handset. Please set up the TV set with following steps [1] to [2]. - Page 9 Service Adjustments with Replacing Memory IC(IC802) [2] Required Service Adjustments Readjust the following service adjustments. Adjustments Service Mode No. & Item RF AGC Item 01, RF AGC Horizontal centre Item 02, H-PHA Vertical size Item 04, V-SIZ Vertical-S correction Item 05, V-SCO Vertical linearity Item 06, V-LIN Gray scale...
- Page 10 Service Adjustments with Replacing Memory IC(IC802) INITIAL DATA ITEM DESCRIPTION DATA RANGE Switching of RF Pre-shoot and Over shoot. PORWN RF Pre-shoot/Over shoot Adj. PORSN 00~03 TINT -16~+15 RF Tint Adj. NTSC 4.43 Tint Adj. -16~+15 TINT 443 SHRF -32~+31 RF Sharpness Adj.
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Page 11: Service Adjustments With Replacing Memory Ic (Ic802)
Service Adjustments with Replacing Memory IC(IC802) [Entering to Service Mode] Press and hold the MENU button on the Remote Control and press the VOLUME (+) button on the TV set. Following setting items appears on the screen. MENU Display for [RF AGC] RF AGC adjustment MENU Read Status SI. -
Page 12: Service Mode Adjustments
Service Mode Adjustments Following adjustments should be carried out when the memory IC is replaced. How to enter the service mode and adjust values, please refer to “ Entering to Service mode” on page 11. Item 01 [RF AGC] AGC Item 06 [V-LIN] VERTICAL LINEARITY NOTE: Do not attempt this adjustment with weak signal. - Page 13 Service Mode Adjustments Items 14-17, 19-21 GREY SCALE (1) Receive the monochrome circular pattern. (2) Set the brightness and colour to normal, contrast to maximum. (3) Enter to the service mode. (4) Set each value of Item-14 RBIAS, 15 GBIAS, 16 BBIAS, 17 RDRIV and 19 BDRIV mode to 64. (5) Select Item-20 mode to be one horizontal scanning line and turn the screen volume on the FBT to obtain just visible one coloured line.
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Page 14: Service Adjustments
Service Adjustments Following adjustments are not required to readjust when replacing the memory IC. VERTICAL CENTRE B-VOLTAGE SUPPLY CHECKING (1) Receive the monochrome circular pattern. (1) Connect DC meter to JW17 and the ground. (2) Set the brightness and contrast to maximum. (2) Tune the receiver to an active channel and synchro- (3) Adjust the vertical centre of the picture with SW501. -
Page 15: Special Function
Special Function The following special functions can be set up on this TV How to set the special function: set. Note: When making the VOLUME LOCK setting, set the (1) Volume Lock setting desired maximum sound volume by pressing the VOLUME + or - button before entering Special Function setting mode. -
Page 16: Purity And Convergence Adjustment
Purity and Convergence Adjustment CAUTION: The Convergence and Purity adjustments have been made at the factory. Readjustment should be made only after picture tube or deflection yoke replacement, following the steps below: PURITY ADJUSTMENT 8. Tighten the mounting screw of the Deflection Yoke. Adjust 1. -
Page 17: Cabinet Parts List
610 217 1006 ROD ANTENNA ASSY 610 282 6814 BUTTON UNITED-F8TY 645 012 0428 ROD ANTENNA ASSY 645 023 4316 BADGE,SANYO 645 042 4519 ROD ANTENNA ASSY 610 282 6753 ASSY,CABINET FRONT-F8TY 645 003 2837 ANT MATCHING BOX 610 303 0845... -
Page 18: Chassis Electrical Parts List
F8TK Chassis Electrical Parts List Product safety should be considered when a component replacement is made in any area of a receiver. Components indicated by a mark in this parts list and the circuit diagram show components whose value have special significance to product safety. - Page 19 F8TK Ref. No. Part No. Description Ref. No. Part No. Description 405 002 6904 TR 2SA1179-M7-TB 405 020 7501 TR 2SC945A-PA Q261 406 000 6804 TR 2SA1015-G(SAN)-TPE2 405 020 7709 TR 2SC945A-QA 405 001 7407 TR 2SA1015-O(SAN) 405 020 7907 TR 2SC945A-RA 405 001 7605 TR 2SA1015-Y(SAN)
- Page 20 F8TK Ref. No. Part No. Description Ref. No. Part No. Description C1002 403 043 0202 ELECT 220U M C437 403 256 0808 MT-COMPO 0.47U J C1003 403 041 8804 ELECT 10U M C441 403 346 7007 MT-POLYPRO 0.24U J 250V C1007 403 049 0008 ELECT...
- Page 21 F8TK Ref. No. Part No. Description Ref. No. Part No. Description C644 403 148 0404 ELECT 1000U M R112 401 105 6001 MT-GLAZE 5.6K JA 1/16W C645 403 148 0404 ELECT 1000U M R114 401 105 4007 MT-GLAZE 330 JA 1/16W C651 403 040 9406 ELECT...
- Page 22 F8TK Ref. No. Part No. Description Ref. No. Part No. Description R424 401 024 7004 CARBON 1K JA 1/6W R804 401 105 7909 MT-GLAZE 0.000 ZA 1/16W R426 401 024 7400 CARBON 10K JA 1/6W R805 401 105 7909 MT-GLAZE 0.000 ZA 1/16W R432 401 105 0504...
- Page 23 F8TK Ref. No. Part No. Description Ref. No. Part No. Description L235 401 024 9008 CARBON 120 JA 1/6W 407 054 0107 ZENER DIODE RD10EB3 L236 401 024 9008 CARBON 120 JA 1/6W D485 407 007 7405 DIODE EU1 L431 610 031 9998 PIPE CORE D486...
- Page 24 Q741 406 000 6804 TR 2SA1015-G(SAN)-TPE2 405 001 7407 TR 2SA1015-O(SAN) MISCELLANEOUS 405 001 7605 TR 2SA1015-Y(SAN) K701L 645 028 0306 SOCKET,CRT 8P 405 004 3109 TR 2SA564A-Q(CU) SANYO Electric Co., Ltd. A14800 /Aug. /’02 /30 BB Printed in Japan...
- Page 25 8. This circuit diagram covers a basic or representative chassis only. There S: Oxied metalized W: Wire wounding may be some components or partial circuit differences between the Rated wattage (1/2W) POSISTER SERVICE CP20SW1Z-00 C: Solid RESISTOR actual chassis and the circuit diagram. REF. NO. 12 X 10 =12K 9.
- Page 26 Waveforms & Voltages (On the Main Board) CRT BOARD (Component Location) IC201 (IF/VIDEO/CHROMA) Pin-1 2.3V 2.2V 2.7V 3.2V 2.9V 2.9V 5.0V 2.5V JS741 D751A Q751 R741 2.3V 4.3V 4.1V 4.3V 1.6V 1.7V 1.6V 8.3V 2.2V 2.1V 2.1V 2.0V 2.2V 2.7V 5.2V 2.6V 0.7V...