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Sharp 14LK11, Service Manual

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Sharp 14LK11 Service Manual Download Page 28

27

14LK11

Ref. No.

Part No.

★

Description

Code

Ref. No.

Part No.

★

Description

Code

PACKING OF THE SET

REAR

Use 12 staples fix
the packing case.

Use tape to fix 
top side of pack 
case.

★

 Packing Case

FRONT

★

 Buffer Material

★

 Wrapping Paper

★

 Polyethylene Bag

Operation Manual
Infrared R/C Unit

★ 

Batteries

★

 

MARK 

: Not Replacement Items.

Summary of Contents for 14LK11

Page 1: ......

Page 2: ...HE SET 27 Page CONTENTS SERVICE MANUAL MODEL POWER INPUT 110 220 V AC 50 60 Hz POWER RATING 53 W PICTURE SIZE 574cm2 88 97sq inch CONVERGENCE Magnetic SWEEP DEFLECTION Magnetic FOCUS Hi Bi Potential Electrostatic INTERMEDIATE FREQUENCIES Picture IF Carrier Frequency 45 75 MHz Sound IF Carrier Frequency 41 25 MHz Color Sub Carrier Frequency 42 17 MHz Nominal AUDIO POWER OUTPUT RATING 0 9W at 10 dis...

Page 3: ...oes not exceed the specified value and that it is regulating correctly 5 Do not use a picture tube other than that specified or make unrecommended circuit modifications to the high voltage circuitry 6 When trouble shooting and taking test measurements on a receiver with excessive high voltage avoid being unnecessarily close to the receiver Do not operate the receiver longer than is necessary to lo...

Page 4: ...rks mechanical insulators and etc 3 To be sure that no shock hazard exists check for leakage current in the following manner Plug the AC cord directly into a 110 220 volt AC outlet Do not use an isolation transformer for this test Using two clip leads connect a 1 5k ohm 10 watt resistor paralleled by a 0 15µF capacitor in series with all exposed metal cabinet parts and a known earth ground such as...

Page 5: ...CHANNEL UP DOWN Selects next higher channel Selects next lower channel VOLUME UP DOWN Increases sound Ð Decreases sound POWER Press On Press again Off Basic Remote Control Functions POWER Press On Press again Off REMOTE KEYPAD Accesses any channel from keypad FLASHBACK Returns to previous channel VOLUME UP DOWN Increases sound Ð Decreases sound In menu mode changes or selects the TV adjustments MU...

Page 6: ... 5 V 5 Apply external 27 9V DC at TP653 by using an external DC supply TV must be shut off 6 To reset the protector unplug the AC cord and make a short circuit between TP651 and TP652 Now make sure that normal picture appears on the screen 7 If the operation of the horizontal oscillator does not stop in step 5 the circuit must be repaired before the set is returned to the customer HIGH VOLTAGE CHE...

Page 7: ...t menu to ensure customer controls are in their proper reset position 2 Service item selection Once in the service mode press the Ch up or Ch down button on the remote controller or at the set The service adjustment item will vary in increments of one Select the item you wish to adjust 3 Data number selection Press the Vol up or down button to adjust the data number To enter the service mode and e...

Page 8: ...RI SUB SHARPNESS SUB SHP MAX HOTEL VOLUME HTL VOL HOTEL PROGRAM NO HTL PRG BLUE BACK CONTRAST BB CON OSD GRB REFERENCE RGB BLACK LEVEL OFFSET R CUT R BLACK LEVEL OFFSET G CUT G CATHODE DRIVE LEVEL CDL AGC GEOMETRIC MODE AGC TAKE OVER POINT AGC VERTICAL SLOPE V LIN VERTICAL AMP V AMP VERTICAL SHIFT V CENT VERTICAL ZOOM V ZOOM HORIZONTAL SHIFT H CENT EAST WEST WIDTH H SIZE HORIZONTAL PARALLELOGRAM E...

Page 9: ... FFI ENABLE VERTICAL GUARD EVG EHT TRACKING MODE EHT OVERSCAN SWITCH OFF OSO AUTO COLOUR LIMIT ACL FORCED COLOUR ON FCO VIDEO MUTE AT IDENT LOSS VMI VIDEO MUTE AT PROGRAM SOURCE CHANGE VMC HOTEL MODE HTL GAIN FM DEMODULATOR BTSC CHARGE PUMP CP FM WINDOW SELECTION FMWS SOUND MUTE BIT 0 SM0 SOUND MUTE BIT 1 SM1 IF AGC SPEED BIT 0 AGC0 IF AGC SPEED BIT 1 AGC1 PHI 1 TIME CONSTANT FOR FE FOA FE PHI 1 T...

Page 10: ... SHARPNESS 0 63 32 FIX must be 24 HTL VOL MAX HOTEL VOLUME 0 63 32 FIX HTL PRG HOTEL PROGRAM NO 0 125 or 125 for none 255 FIX BB CON BLUE BACK CONTRAST 0 15 10 FIX must be 5 RGB OSD GRB REFERENCE 0 15 15 FIX must be 15 CUT R BLACK LEVEL OFFSET R 0 63 32 ADJ CUT G BLACK LEVEL OFFSET G 0 63 32 ADJ CDL CATHODE DRIVE LEVEL 0 15 0 FIX must be 2 DL TV Y D TIME TV YD 0 15 12 FIX must be 2 DL AV Y D TIME ...

Page 11: ...nable 0 FIX SPEAKER SPEAKER ON OFF 0 disable or1 enable 0 FIX FAO FIXED AUDIO OUT 0 disable or1 enable 0 FIX VIEW TM VIEW TIMER 0 disable or1 enable 1 FIX FRENCH FRENCH LANGUAGE 0 disable or1 enable 1 FIX EZ SETUP EZ SETUP AUTOPRESET 0 AUTOPRESET or 1 FIX 1 EZ SETUP W TEMP WHITE TEMP OR FAVORITE COLOR 0 FC or 1 WT 0 FIX AV AV ENABLED OR DISABLED 0 without ext source or 0 FIX 1 with external source...

Page 12: ...key till the picture is centered 1 Call the V AMP mode 2 Increase or decrease V AMP by Volume key to set overscan of 10 0 typical Adjustment Spec 10 0 range 1 FIXED DATA NO NEED TO ADJUST 1 Call the H CENT mode 2 Increase or decrease H CENT by Volume key to center the picture horizontal 1 2 3 4 5 Focus adjustment 1 Receive the Monoscope Pattern signal 2 Press R C to set Picture NORMAL condition 3 ...

Page 13: ...ightly brighter than line 1 2 and 3 and finally line 5 will be the brighter than line 4 2 1 2 3 are in same black level WHITE BAL ANCE SERV ICE MODE ADJ I2C BUS CONTROL 3 11 600 K X 0 273 Y 0 280 MINOLTA COLOUR ANALYZER CA 100 NOTE Above DATA can be UP DOWN by volume key LOW HIGH 14 1 8cd m2 115cd m2 11 600 K DRI GW DRI GS DATA 5 DRI BW DRI BS DATA 5 1 Receive the Monoscope Pattern signal 2 Press ...

Page 14: ...13 14LK11 CHASSIS LAYOUT 6 5 4 3 2 1 A B C D E F G H ...

Page 15: ...14 14LK11 6 5 4 3 2 1 A B C D E F G H BLOCK DIAGRAM ...

Page 16: ...phs taken on a standard gated color bar signal the tint setting adjusted for proper color The wave shapes at the red green and blue cathodes of the picture tube depend on the tint color level and picture control 2 indicates waveform check points See chart waveforms are measured from point indicated to chassis ground å AND SHADED COMPONENTS SAFETY RELATED PARTS MARK X RAY RELATED PARTS This circuit...

Page 17: ...16 14LK11 ...

Page 18: ...14LK11 17 ...

Page 19: ...VB34EAK02X 1E 14LK11 18 ...

Page 20: ...19 14LK11 6 5 4 3 2 1 A B C D E F G H PWB B CRT Unit Wiring Side PWB B CRT Unit Chip Parts Side PRINTED WIRING BOARD ASSEMBLIES ...

Page 21: ...20 14LK11 6 5 4 3 2 1 A B C D E F G H PWB A MAIN Unit Wiring Side ...

Page 22: ...21 14LK11 6 5 4 3 2 1 A B C D E F G H PWB A MAIN Unit Chip Parts Side ...

Page 23: ...1 VS2SC2735 1E J C2735 Q253 VS2SD601A 1 J D601A AA Q254 VS2SD601A 1 J D601A AA Q601 VS2SC3207 1 J C3207 AB Q602 VS2SD2586 1E J D2586 AF Q603 VS2SC3198 G 1 J C3198 G AB Q751 VS2SC3198 G 1 J C3198 G AB Q752 VS2SC3198 G 1 J C3198 G AB Q801 VS2SB709A 1 J B709A AB Q802 VS2SB709A 1 J B709A AB DIODES D201 RH EX0676GEZZ J Zener Diode 33V AB D302 VHD1SS119 1 J Diode AA å D331 RH DX0302CEZZ J Diode AB D511 ...

Page 24: ...02 VCEA0A1HW475M J 4 7 50V EL AB C603 VCEA0A1HW105M J 1 0 50V EL AB C604 VCEA0A2EW106M J 10 250V EL AD C605 VCKYPA2HB102K J 1000p 500V Ceramic AB C606 VCFPVC2DB334J J 0 33 200V M Poly AB C607 VCFPVC3ZA532H X 5300p 1 5kV M Poly AB C608 VCKYPA2HB102K J 1000p 500V Ceramic AB C610 VCEA0A1CW108M J 1000 16V EL AB C611 VCEA0A1EW476M J 47 25V EL AB C612 VCEA0A1CW477M J 470 16V EL AB C620 VCKYPA2HB102K J 1...

Page 25: ... M Ox AA R501 VRD RA2BE272J J 2 7k 1 8W Carbon AA R502 VRD RM2HD102J J 1 0k 1 2W Carbon AA R503 VRN RL3DB2R7J X 2 7 2W M Film AB R504 VRS CY1JF181J J 180 1 16W M Ox AA R505 VRS CY1JF102J J 1 0k 1 16W M Ox AA R506 VRS RG3AB331J X 330 1W M Ox AB R507 VRN RL3AB1R0J X 1 0 1W M Film AB R510 VRD RA2BE333J J 33k 1 8W Carbon AA R511 VRS CY1JF181J J 180 1 16W M Ox AA R512 VRD RM2HD100J J 10 1 2W Carbon AA ...

Page 26: ...074CEZZ X Jack AV IN REAR AC P302 QPLGN0241CEZZ J Plug 2pin S AB P601 QPLGN0660CEZZ J Plug 6pin F AB P603 QPLGN0361CEZZ J Plug 3pin TP651 3 AB P701 QPLGN0260CEZZ J Plug 2pin M AB P702 QPLGN0269GEZZ J Plug 2pin K701 2 AB P1002 QPLGN0561CEZZ J Plug 5pin BC AB RMC1001 RRMCU0222CEZZ J R C Receiver AD LHLDW1104PEZZ X H wire Holder AB LHLDW1105PEZZ X K wire Holder AB LX BZ3000GJFD J Screw AA LX BZ3049GE...

Page 27: ...PLGA0017CEZZ J Plug AC PACKING PARTS NOT REPLACEMENT ITEM SPAKC0206GJZZ Packing Case AK SPAKP0104GJZZ Wrapping Paper AC SPAKX0123GJZZ Buffer Material AF MISCELLANEOUS PARTS CABINET PARTS 1 CCABA0133WEH1 X Front Cabinet Ass y AW 1 1 Not Available Front Cabinet 1 2 JBTN 0112GJSC X Power Button 1 3 MSPRC0005PEFW R Power Spring AA 1 4 JBTN 0111GJSA X Control Button AC 1 5 HDECQ0102GJSA X Cover for R C...

Page 28: ...No Description Code PACKING OF THE SET REAR Use 12 staples fix the packing case Use tape to fix top side of pack case Packing Case FRONT Buffer Material Wrapping Paper Polyethylene Bag Operation Manual Infrared R C Unit Batteries MARK Not Replacement Items ...

Page 29: ...any means electronic mechanical photocopying recording or otherwise without prior written permission of the publisher SHARP ELECTRONICA MEXICO S A DE C V Blvd SHARPNo 3510ParqueIndustrialRosarito Quality Reliability Control Center Playas de Rosarito México B C 22710 QRC0001 L Oct 2003 Design and Production Information Production SEMEX J B Design base JAPAN Changes SEMEX ...

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