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Press the POWER Button on the Remote Control to select the Service Adjustment.

For Adjustments:

Sub-Data Adjustment

Default

Level

SUB-COLOR

SUB-TINT

SUB-BRIGHTNESS

127

SUB-CONTRAST

R OFFSET-factory preset

YNR-factory preset

YNR LIM-factory preset

Cut-Off Adjustment

Default

Level

CUT-OFF R

0 255

CUT-OFF G

0 255

CUT-OFF B

0 255

R DRIVE

G DRIVE

B DRIVE

V-SIZE

127

NOT USED

H CENTER

ACL

HHS

OSD SHIFT-factory preset

ACL-REF-factory preset

C10

ACL-REF-factory preset

C11

ACL-REF-factory preset

C12

ACL-REF-factory preset

C13

ACL-COEF-factory preset

124

C14

ACL-COEF-factory preset

117

1.Press Channel Up/Down on the

Remote Control to select one of
the available Service Adjustments
(a in Fig. 14).

Note: Write Down the original

value set (b in

Fig. 14

) for

each address before
modifying anything. It is
easy to erroneously adjust
the wrong item.

2.Press Volume Up/Down on the

Remote Control to adjust the
level of the selected Service
Adjustment (b in Fig. 14).

Note: Registers noted

with “factory
preset” should
not be modified.

Содержание CT-13R32CE

Страница 1: ...in attempting to service a product Products powered by electricity should be serviced or repaired only by experienced professional technicians Any attempt to service or repair the product or products dealt with in this Service Manual by anyone else could result in serious injury or death ORDER NO MTNC010412C1 B1 This Service manual is issued as a service guide for the models of the NA7D family lis...

Страница 2: ... shielding The safety glass provide shielding for the tube viewing area against X ray radiation as well as implosion The magnetic shield limits the X ray radiation around the bell of the picture tube in addition to the restricting magnetic effects When using a picture tube test jig for service ensure that the jig is capable of handling 50kV without causing X ray radiation Before returning a servic...

Страница 3: ...Convergence Corrector Strip 12 Service Mode Electronic Controls 14 Instructional Flow Chart for Service Mode 20 Service Adjustments Electronic Control 22 Sub Contrast 22 Sub Brightness 22 Tint Color Adjustment 22 White Balance 23 Sub Brightness Final Adjustment 23 Horizontal Centering 23 Vertical Size 24 DC Power Panel Adjustment 24 Clock Adjustment 24 Service Adjustments Mechanical Controls 24 Fo...

Страница 4: ... the board soldering pads 2 Hold the chip component against the soldering pads with tweezers or with a miniature alligator clip and apply heat to the pad area with a 30 watt iron until solder flows Do not apply heat for more than 3 seconds How to Replace Flat IC Required Tools 1 Cut the pins of a defective IC with wire cutters Remove IC from board If IC is glued to the board heat the IC and releas...

Страница 5: ...eiver is returned to the customer If voltages are out of tolerance immediate service and correction is required to insure safe operation and to prevent the possibility of premature component failure Equipment 1 Isolation transformer 2 High voltage meter 3 Short jumper 4 Jumper diode same as D823 PN S3L60P154004 Diode should be rated a minimum of 150V Procedure 1 Connect the Receiver to an isolatio...

Страница 6: ...ions mm WxDxH in 359 2 x 395 x 337 3 14 1 x 15 6 x 13 3 359 2 x 395 x 337 3 14 1 x 15 6 x 13 3 359 2 x 395 x 337 3 14 1 x 15 6 x 13 3 Weight kg lbs 9 19 8 9 19 8 9 19 8 Power source V Hz 120 60 120 60 120 60 DC Anode voltage 23 75kV 1 25kV 23 75kV 1 25kV 23 75kV 1 25kV Video input jack 1Vp p 75Ω phono jack 1Vp p 75Ω phono jack 1Vp p 75Ω phono jack Audio input jack 500mV RMS 47kΩ 500mV RMS 47kΩ 500...

Страница 7: ...yed Channel Buttons Press to select programmed channels Press to highlight desired features when menus are displayed Also use to select Cable Converter box channels after programming Remote Control Infra red codes the TV AUX CABLE switch must be set in CABLE position Action Button Press to display Main Menu and access On Screen feature and Adjustment Menus TV Video Button Press to select TV or Vid...

Страница 8: ...s MUTE Press to mute sound Press to access and cancel CC Closed Caption 0 9 Press numeric keypad to select any channel R TUNE Press to switch to previously viewed channel or video mode CH Press to select next channel and navigate in menus ACTION Press to access menus RECALL Press to display time channel sleep timer and other options EUR501455 TNQ2AE013 Magnetic Remote CT 13R42E CE ...

Страница 9: ...Y plug degaussing coil DEG plug from the main board 3 Unplug the CRT 2nd anode button from the main board 4 Remove the C Board from the CRT base and unplug the black wire CRT dag ground C10 5 Disconnect the A11 A12 and Speakers plugs from the A Board 6 Lift the Main Chassis A Board and all mounted boards completely out with the CRT Board attached CRT Replacement 1 Perform Disassembly for CRT Repla...

Страница 10: ... that B voltage is 130 0V 2 5V This voltage supplies B to the Horizontal Output Flyback circuits Source Voltage Chart 120V AC line input Set the Bright and the Picture to Minimum by using the Picture Menu Use cold ground for the lead of the DVM Adjust Picture Menu for normalized video adjustments High Voltage Check 1 Select an active TV channel and confirm that horizontal is in sync 2 Adjust Brigh...

Страница 11: ...ion yoke back and forth on the neck of the CRT until it produces a near white uniform raster Vertical Raster Shift Adjustment Only for Models with Purity Convergence Assembly with 4 Pairs of Rings Apply a green pattern with a horizontal line adjust the Deflection Yoke so that has no tilt then secure it Adjust center line of the pattern with the mechanical center of the CRT this center is determine...

Страница 12: ...ity has not been achieved repeat the above procedure Final Convergence Procedure see Fig 11 through Fig 13 Note Vertical size and focus adjustments must be completed prior to performing the convergence adjustment Connect a dot pattern generator to the Receiver The Brightness level should not be higher than necessary to obtain a clear pattern Converge the red and the blue dots at the center of the ...

Страница 13: ... 13 Figure 11 Vertical Yoke Movement Figure 12 Horizontal Yoke Movement Figure 13 Convergence Magnets and Wedges Location Note For models using 4 pairs of rings assemblies see Fig 6 for details ...

Страница 14: ...ner Note Three additional indicators appear on screen One is the five digit usage in hours and the other two are four digits for V Chip Main and Child ratings Indicators are hexadecimal numbers 8 Press the Power Button on the Remote Control to select one of six Service Adjustment Modes 1 B Service VCJ SUB DATA adjustments 2 C Service VCJ CUT OFF adjustments 3 P Service VCJ adjustments 4 S Service ...

Страница 15: ...ctory preset 88 CD ACL REF factory preset 74 CE ACL REF factory preset 64 CF ACL REF factory preset 48 C10 ACL REF factory preset 40 C11 ACL REF factory preset 31 C12 ACL REF factory preset 20 C13 ACL COEF factory preset 124 C14 ACL COEF factory preset 117 1 Press Channel Up Down on the Remote Control to select one of the available Service Adjustments a in Fig 14 Note Write Down the original value...

Страница 16: ...actory preset 0 S4 TVY DELAY factory preset 0 S5 GAMMA FOLDING POINT factory preset 13 S6 VIDEO Y DELAY factory preset 0 S7 VIDEO C DELAY factory preset 0 S8 COMB BPF factory preset 0 S9 COMB 2D factory preset 1 SA COLOR KILLER LEVEL factory preset 0 SB KILLER THRESHOLD factory preset 0 SC ACC SW factory preset 0 SD ACC AMP OFF1 factory preset 100 SE ACC AMP OFF2 factory preset 0 SF ACC AMP ON fac...

Страница 17: ...tory preset 1 PC THRESHOLD OFF2 EFFECT OFF factory preset 30 PD THRESHOLD F3 factory preset 80 PE THRESHOLD F3 factory preset 1 PF THRESHOLD OFF3 EFFECT OFF factory preset 21 P10 THRESHOLD ON1 factory preset 37 P11 THRESHOLD ON2 factory preset 33 P12 THRESHOLD ON3 factory preset 25 P13 CURVE1 factory preset 3 P14 CURVE2 factory preset 3 P15 CURVE3 factory preset 3 P16 RATIO1 factory preset 0 P17 R...

Страница 18: ...eck Mode Helpful Hints Entering Service Mode Back Open Method 1 While the Receiver is ON and operating in Normal Mode momentarily short test point FA1 TP8 to Cold Ground FA2 TP3 A Board The Receiver enters the Aging Mode Yellow letters CHK appear in the upper left corner of the CRT The Volume Up Down will adjust rapidly 2 Simultaneously press the Action and the Volume Up buttons on the Receiver Co...

Страница 19: ... 19 Notes ...

Страница 20: ...t to nominal level SERVICE MODE CHK turns red Volume Up Down operate normally Custumer Controls are set to nominal level SUB DATA ADJUSTMENTS B ITEMS QUICK ENTRY TO SERVICE MODE Select CABLE Mode Set SLEEP time for 30 60 or 90 Min Tune to Channel 124 Adjust Volume to minimum Press VOL DOWN On Receiver EXIT EXIT N Y N Y C ON REMOTE RECALL Press Action and Power on the Receiver simultaneously for at...

Страница 21: ...SELECT ADJUSTMENT ON REMOTE TO ADJUST THE LEVEL CH VOL VOL Adj needed N Y POWER ON REMOTE EXIT C N IMPORTANT Always Exit the Service Mode Following Adjustments Press Action and Power on the Receiver simultaneously for at least 2 seconds Note Only applicable settings for the Receiver serviced will be available ON REMOTE CONTROL TO SELECT ADJUSTMENT ON REMOTE TO ADJUST THE LEVEL CH VOL VOL B ...

Страница 22: ...DAC Adjustment B2 Due to the characteristics of this chassis Sub brightness adjustments are not necessary For good brightness level set the register to 127 the default level Perform Sub Brightness Final Adjustment on page 23 only if a different brightness level is required for the picture Tint Color Adjustment Service DAC Adjustment B1 B0 Preparation 1 Apply a rainbow color bar signal 2 Preset the...

Страница 23: ... observe black and white tracking 4 If corrections are required repeat step 1 until the correct balance is achieved 5 Following satisfactory High Lights adjustment perform the following White Balance Touch Up White Balance Touch Up Procedure Use this procedure to make minor adjustment to white balance 1 Enter Service Mode 2 Apply a black and white B W signal signal that includes gray tones 3 Obser...

Страница 24: ...rmal settings 8 Vary the power supply from 10VDC to 16VDC and confirm that B voltage at TPP1 is less than 133VDC 9 Confirm that current is less than 6Amp at 12VDC power supply input 10 Return controls to normal Clock Adjustment X3 Preparation Connect the frequency counter from TP5 IC001 Pin 11 to cold ground Note Frequency Counter probe capacitance should be 8pF or less Procedure 1 Turn the Receiv...

Страница 25: ... 25 Identification of Components Figure 25 Back Cover Removal CT 13R32E CE Figure 26 Back Cover Removal CT 13R52DE Screw Screw Screw Screw Screw Screw Screw AC DC Receptacle 1 screw ...

Страница 26: ...V jacks Flyback T551 Note After servicing the Receiver dress cables and wires as indicated Yoke Speaker 2 screws Degaussing coil CRT secured to cabinet by 4 screws on corners of CRT DAG ground Anode high voltage C board Tuner A V jacks Flyback T551 Note After servicing the Receiver dress cables and wires as indicated Yoke P board AC DC Degaussing coil Connector AC DC ...

Страница 27: ... 27 Figure 29 C Board component locations Figure 30 P Board CT 13R52DE CRT Socket Q351 R Out Q352 G Out Q353 B Out T852 Transformer Q860 Q861 IC851 130V Q851 ...

Страница 28: ...sor IC451 Vertical Out TNR001 Tuner A V Jacks Focus IC001 MPU VCJ Components on trace side Flyback T551 IC050 Halftone IC2302 Audio Amp F801 Fuse 6 3A 125V Q551 H Out IC801 VCO IC002 EEPROM IC005 3 3 V RL801 Relay D801 Rect Bridge IC551 9V Reg IC552 5V Reg IC006 RESET Q551 H Out ...

Страница 29: ... 29 Notes ...

Страница 30: ... 30 Notes ...

Страница 31: ...B CAP E 330UF 6 3V C104 ECJ2VF1H103Z CAP C 01UF Z 50V C105 ECA0JM101B CAP E 100UF 6 3V C201 ECJ2VB1H332K CAP C 3300PF K 16V C350 ECA1CM101B CAP E 100UF 16V C351 ECJ2VB1H471K CAP C 470PF K 50V C352 ECJ2VB1H391K CAP C 390PF K 50V C353 ECJ2VB1H471K CAP C 470PF K 50V C354 ECKW3D102KBN CAP C 001UF K 2KVDC C357 EEANA1E1R0B CAP E 1 0UF 25V C361 ECJ2VC1H151J CAP C 150PF J 50V C362 ECJ2VC1H151J CAP C 150PF...

Страница 32: ...P E 10UF 16V C2330 ECA1CM100B CAP E 10UF 16V C2350 ECA1HM4R7B CAP E 4 7UF 50V C3001 ECA1HM0R1B CAP E 0 1UF 50V DIODES D002 MA165TA5VT DIODE SWITCHING CT 13R32E CE CT 13R42E CE D006 MA4330HTA DIODE D011 MA165TA5VT DIODE SWITCHING CT 13R52DE D052 MA4068MTA DIODE ZENER D451 ERA15 01V3 DIODE RECTIFIER D452 MA4047MTA DIODE D453 MA165TA5VT DIODE SWITCHING D454 MA165TA5VT DIODE SWITCHING D502 MA4047MTA D...

Страница 33: ...601ARTX TRANSISTOR CT 13R52DE Q006 2SB709ARTX TRANSISTOR Q007 2SB709ARTX TRANSISTOR Q008 2SB709ARTX TRANSISTOR Q009 2SC1473A TRANSISTOR Q050 2SB709ARTX TRANSISTOR Q051 2SB709ARTX TRANSISTOR Q052 2SB709ARTX TRANSISTOR REF NO PART NO DESCRIPTION Q053 2SD601ARTX TRANSISTOR Q054 2SD601ARTX TRANSISTOR Q055 2SD601ARTX TRANSISTOR Q090 2SB709ARTX TRANSISTOR Q092 2SB709ARTX TRANSISTOR Q351 2SC1573NC TRANSI...

Страница 34: ... M 620 F 1 10W R363 ERJ6GEYJ101V RES M 100 J 1 10W R364 ERJ6GEYJ101V RES M 100 J 1 10W R365 ERJ6GEYJ101V RES M 100 J 1 10W R369 ERG2FJ123H RES M 12K J 2W R374 ERDS1TJ272T RES C 2 7K J 1 2W R375 ERDS1TJ272T RES C 2 7K J 1 2W REF NO PART NO DESCRIPTION R376 ERDS1TJ272T RES C 2 7K J 1 2W R381 ERJ6GEYJ101V RES M 100 J 1 10W R382 ERJ6GEYJ101V RES M 100 J 1 10W R383 ERJ6GEYJ101V RES M 100 J 1 10W R384 E...

Страница 35: ... R867 ERD25FJ150P RES C 15 J 1 4W CT 13R52DE R869 ERDS2TJ224T RES C 220K J 1 4W CT 13R52DE R870 ERDS2TJ564T RES C 560K J 1 4W CT 13R52DE R875 ERDS2TJ103T RES C 10K J 1 4W CT 13R52DE R876 ERDS2TJ103T RES C 10K J 1 4W CT 13R52DE R877 ERDS2TJ272T RES C 2 7K J 1 4W CT 13R52DE R878 ERDS2TJ152T RES C 1 5K J 1 4W CT 13R52DE R2301 ERQ2CJP3R9S RES F 3 9 J 2W R2307 ERJ6GEYJ103V RES M 10K J 1 10W REF NO PART...

Страница 36: ...plate Felt Cab Back 13 CT 13R32E CE REF NO PART NO DESCRIPTION M020 TXFKU14ESER ASSY CABINET BACK Labels Nameplate Felt Cab Back 13 CT 13R42E CE M021 TXFKU2397SER ASSY CABINET BACK Labels Nameplate Felt Cab Back 13 CT 13R52DE M022 TKP2AA00601 SMOKED SHEET M023 TKX2A3751 GUIDE IR M024 TAS2AA0014 SPEAKER 16 OHM 1 5W M025 TBX2AA00701G BUTTON 7 KEY CT 13R32E CE CT 13R52DE M026 TBX2AA00702G BUTTON 7 KE...

Страница 37: ...tudes may vary depending on the type of Oscilloscope used and its settings 5 Ground symbol shown on waveform number indicates Hot ground lead connection of the Oscilloscope CAUTION Incorrect ground connection of the test equipment will result in erroneous readings 3 VOLTAGE MEASUREMENTS 1 Voltage measurement AC input to the Receiver is 120V NTSC HD 1125i 525P when applicable signal generator is co...

Страница 38: ...encia de la señal y el contenido de la imagen Las fuentes de voltajes son nominales 2 El símbolo indica el tipo de tierra que se utiliza en la conexión del medidor PRECAUCION SI no se utiliza la conexión a la tierra adecuada se obtendrán mediciones equivocadas y podría dañar el equipo de medición MEDICIÓN DE FORMAS DE ONDA 1 Un símbolo como indica el punto para medir una señal La medición puede ha...

Страница 39: ...s de parte de los componentes y sus valores en la lista de partes La medición de los voltajes se hizo con un Voltímetro Digital Notes Check Parts List for most recent component values and part numbers Obtain voltages with a digital multimeter The board layouts were modified to enhance and display traces otherwise hidden by a mask Q354 3 90 6 54 2 87 Q355 3 57 6 50 2 94 Q356 3 48 6 33 2 90 B C E Q3...

Страница 40: ... 40 A BOARD SCHEMATIC LEFT PORTION DIAGRAMA ELÉCTRICO TARJETA A SECCIÓN IZQUIERDA A BOARD TARJETA A CT 13R32E CE CT 13R42E CE ...

Страница 41: ... SCHEMATIC RIGHT PORTION DIAGRAMA ELÉCTRICO TARJETA A SECCIÓN DERECHA A BOARD TARJETA A CT 13R32E CE CT 13R42E CE B E C CHIP TRANSISTOR LEAD DESIGNATION B E C IDENTIFICACIÓN DE TERMINALES PARA TRANSISTORES EN CHIP ...

Страница 42: ... 42 A BOARD SCHEMATIC LEFT PORTION DIAGRAMA ELÉCTRICO TARJETA A SECCIÓN IZQUIERDA A BOARD TARJETA A CT 13R52DE ...

Страница 43: ...A BOARD SCHEMATIC RIGHT PORTION DIAGRAMA ELÉCTRICO TARJETA A SECCIÓN DERECHA A BOARD TARJETA A CT 13R52DE B E C CHIP TRANSISTOR LEAD DESIGNATION B E C IDENTIFICACIÓN DE TERMINALES PARA TRANSISTORES EN CHIP ...

Страница 44: ... 13 8 18 8 66 4 10 4 15 GND 3 92 3 99 24 32 1 79 n c GND 14 01 24 67 IC551 1 2 3 12 00 8 95 GND IC552 1 2 3 12 01 GND 5 01 IC005 1 2 3 4 5 6 5 01 GND n c 3 26 GND 5 01 IC006 1 2 3 5 00 4 98 GND IC003 1 2 3 4 97 GND 4 98 IC553 1 2 3 8 96 GND 8 91 IC801 1 2 3 4 5 187 00 0 00 GND 29 90 3 00 IC050 1 2 3 4 5 6 7 8 9 10 11 12 13 14 2 59 3 20 3 21 2 69 0 00 0 00 GND 2 67 3 21 n c n c n c 0 00 4 99 IC2302...

Страница 45: ... 13 8 18 8 66 4 10 4 15 GND 3 92 3 99 24 32 1 79 n c GND 14 01 24 67 IC551 1 2 3 12 00 8 95 GND IC552 1 2 3 12 01 GND 5 01 IC005 1 2 3 4 5 6 5 01 GND n c 3 26 GND 5 01 IC006 1 2 3 5 00 4 98 GND IC003 1 2 3 4 97 GND 4 98 IC553 1 2 3 8 96 GND 8 91 IC801 1 2 3 4 5 187 00 0 00 GND 29 90 3 00 IC050 1 2 3 4 5 6 7 8 9 10 11 12 13 14 2 59 3 20 3 21 2 69 0 00 0 00 GND 2 67 3 21 n c n c n c 0 00 4 99 IC2302...

Страница 46: ...ir una señal La medición puede hacerse en el punto con mayor accesibilidad siempre que sea común al indicado 2 Se midieron utilizando un generador con formato NTSC conectado a la terminal de la antena Patrón de 8 Barras de Colores EAI formato NTSC de 100 IREs para el Blanco y 7 5 IREs para el Negro 3 Los ajustes de usuario de los Menus PICTURE y AUDIO se normalizaron Posteriormente el nivel de vol...

Страница 47: ... 46 A C BOARDS LAYOUT CIRCUITO IMPRESO DE LAS TARJETAS A Y C A C BOARDS TARJETAS A Y C ALL MODELS TODOS LOS MODELOS ...

Страница 48: ...IMPRESO Y VOLTAJES TARJETA P P BOARD TARJETA P CT 13R52DE IC851 1 2 3 4 5 6 7 8 9 10 11 12 0 00 n c 0 00 0 00 GND 0 00 GND GND GND 0 00 0 00 0 00 Q860 7 94 0 00 6 18 B C E Q851 0 00 0 00 GND K A G Q861 GND 180 00 GND Receiver is in AC Mode Receptor en la modalidad AC ...

Страница 49: ... 48 NOTES NOTAS ...

Страница 50: ...CTORY PRESET C13 ACL COEFF N A 124 FACTORY PRESET Mode Service Adjustment Adjustment Range Def Val Original Value New Value Cut Off Adjustments Cont C14 ACL COEFF N A 117 FACTORY PRESET C15 ACL COEFF N A 94 FACTORY PRESET C16 ACL COEFF N A 80 FACTORY PRESET C17 ACL WAIT N A 2 FACTORY PRESET C18 ACL THRESHOLD N A 9 FACTORY PRESET C19 MACROVISION N A 3 FACTORY PRESET C1A OSD SELECT N A 1 FACTORY PRE...

Страница 51: ... F1 N A 129 FACTORY PRESET P8 THRESHOLD F1 N A 1 FACTORY PRESET P9 THRESHOLD OFF1 EFFECT OFF N A 35 FACTORY PRESET PA THRESHOLD F2 N A 99 FACTORY PRESET PB THRESHOLD F2 N A 1 FACTORY PRESET PC THRESHOLD OFF2 EFFECT OFF N A 30 FACTORY PRESET Mode Service Adjustment Adjustment Range Def Val Original Value New Value VCJ Adjustments Cont Black Expansion PD THRESHOLD F3 N A 80 FACTORY PRESET PE THRESHO...

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