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Panasonic CT-13R18B Service Manual Download Page 28

WAVEFORMS

NOTE: The following waveforms were measured at the point of the corresponding

balloon number in the schematic diagram.

16 50V  20

µ

s/div

R807

SOUND/AV

0.5V  1ms/div
C1001

17

1V  1ms/div
IC1001 PIN 6

18

200mV  500

µ

s/div

R703

19

20 500mV  20

µ

s/div

R704

I-2

Summary of Contents for CT-13R18B

Page 1: ...s Service Manual is designed for experienced repair technicians only and is not designed for use by the general public It does not contain warnings or cautions to advise non technical individuals of potential dangers 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 pro...

Page 2: ...MAKING ELECTRICAL ADJUSTMENTS 2 BASIC ADJUSTMENTS 3 PURITY AND CONVERGENCE ADJUSTMENTS 4 ELECTRICAL ADJUSTMENT PARTS LOCATION GUIDE WIRING CONNECTION BLOCK DIAGRAM PRINTED CIRCUIT BOARDS MAIN CRT SCHEMATIC DIAGRAMS MICON CHROMA TUNER TV POWER DEFLECTION CRT SOUND AV VOLTAGE LIST WAVEFORMS MECHANICAL EXPLODED VIEW MECHANICAL REPLACEMENT PARTS LIST ELECTRICAL REPLACEMENT PARTS LIST A1 1 A2 1 A2 2 A2...

Page 3: ...ician must thoroughly test the unit to ensure that is completely safe to operate Do not use a line isolation transformer when testing Leakage Current Cold Check Unplug the AC cord and connect a jumper between the two plug prongs Measure the resistance between the jumpered AC plug and expose metallic parts such as screwheads antenna terminals control shafts etc If the exposed metallic part has a re...

Page 4: ... 1 8 watt Standard capacitor may also be limited for the same reason It is recommended that identical components be used Chip resistor have a three digit numerical resistance code 1st and 2nd significant digits and a multiplier Example 162 1600 or 1 6k resistor 0 0 jumper Chip capacitors generally do not have the value indicated on the capacitor The color of the component indicates the general ran...

Page 5: ...ct voltages will be measured WARNING This Receiver has been designed to meet or exceed applicable safety and X ray radiation protection as specified by government agencies and independent testing laboratories To maintain original product safety design standards relative to X ray radiation and shock and fire hazard parts indicated with the symbol on the schematic must be replaced with identical par...

Page 6: ...standard solder Typically the melting point is 30 40 C higher Please use a high temperature soldering iron and set it to 350 5 C Pb free solder will tend to splash when heated too high about 1100 F or 600 C If you must use Pb solder please completely remove all of the Pb free solder on the pins or solder area before applying Pb solder If this is not practical be sure to heat the Pb free solder unt...

Page 7: ... CH Destination USA W CATV Tuning System F Synth Input Impedance VHF UHF 75 ohm 2 69 4A A 5 A 1 CH Coverage A I J W W 1 W 84 Intermediate Picture FP 45 75MHz Frequency Sound FS 41 25MHz FP FS 4 50MHz Preset CH No Stereo Dual TV Sound No Tuner Sound Muting Yes G 3 Power Power Source AC 120V AC 60Hz DC Power Consumption at AC 54 W at AC 120 V 60 Hz Stand by at AC 3 W at AC 120 V 60 Hz Per Year kWh Y...

Page 8: ...es Exit Yes CH Label No Favorite CH No Color Stream DVD DTV No Control Level Yes Sound Yes Brightness Yes Contrast Picture Yes Color Yes Tint Yes Sharpness Yes Tuning No Bass No Treble No Balance No Back Light No Stereo Audio Output SAP No Video Aux Yes Color Stream No Channel TV Cable Yes CH Label No Sound Mute Yes V chip Rating Yes G 8 OSD Language English French Spanish G 9 Clock and Sleep Time...

Page 9: ...s Sleep No RE Call Call Yes Reset No Menu No Enter No Mute Yes Action Yes Exit No MTS Audio Select No Set No Set No G 11 Features Auto Degauss Yes Auto Shut Off Yes CATV Yes Anti theft No Rental No Memory Last CH Yes Memory Last Volume Yes V Chip Yes Type USA ORION Type BBE No Auto Search No CH Allocation No SAP No Just Clock Function No CH Label No VM Circuit No Full OSD No Premiere No Comb Filte...

Page 10: ...Down Left Yes ACTION Volume Up Volume Down Yes Rear AC DC No TV CATV Selector No Degauss No Main Power SW No Indicator Power No Stand by No On Timer No Terminals Front Video Input RCA Audio Input RCA x 1 Other Terminal Ear Phone Rear Video Input Rear1 No Video Input Rear2 No Audio Input Rear1 No Audio Input Rear2 No Video Output No Audio Output No Euro Scart No Color Stream No Diversity No Ext Spe...

Page 11: ...AL SPECIFICATIONS G 17 Material Cabinet Cabinet Front PS 94V0 DECABROM Cabinet Rear PS 94V0 DECABROM PCB Non Halogen Demand No Eyelet Demand Yes G 18 Environment Pb Free Lead free Solder Yes Cd Free No A3 5 ...

Page 12: ...n the direction of the arrow and remove one side of the support 2 DISASSEMBLY INSTRUCTIONS 3 After one side is removed pull in the opposite direction to remove the other NOTE Take care not to damage the Rubber Cap INSTALLATION 1 Clean the spot where the cap was located with a small amount of alcohol Location of Anode Cap NOTE Confirm that there is no dirt dust etc at the spot where the cap was loc...

Page 13: ... ADDRESS DATA INIT 00 50 CRT ON 0010 FIG 1 Initial setting content of MEMORY IC POWER ON total hours 16 x 16 x 16 x thousands digit value 16 x 16 x hundreds digit value 16 x tens digit value ones digit value VOL MIN Display of the Adjustment MENU on the screen Refer to the ELECTRICAL ADJUSTMENT On Screen Display Adjustment 9 NOTE No need setting for after INI 0F due to the adjustment value Table 1...

Page 14: ... R DRIVE 10 09 B DRIVE 10 10 R BIAS 64 11 G BIAS 64 12 B BIAS 64 13 BRIGHT CENT 120 14 BRIGHT MAX 140 15 BRIGHT MIN 60 16 CONTRAST CENT 30 17 CONTRAST MAX 45 18 CONTRAST MIN 17 19 COLOR CENT 50 20 COLOR MAX 74 21 COLOR MIN 0 22 TINT 47 23 SHARPNESS 40 28 TEST MONO 0 C 2 Service mode default values ...

Page 15: ...ten the R BIAS G BIAS B BIAS R DRIVE and B DRIVE at each step tone sections equally Perform the above adjustments 5 and 6 until the white color is looked like a white 2 3 FOCUS RF 1 2 3 Receive a broadcast Turn the Focus Volume fully counterclockwise once Adjust the Focus Volume until picture is distinct On Screen Display Adjustment In the condition of NO indication on the screen Press the VOL DOW...

Page 16: ...ONTRAST RF AV 1 2 3 Receive the center cross signal from the Pattern Generator Activate the adjustment mode display of Fig 1 1 and press the channel button 07 on the remote control to select V SFT Press the VOL UP DOWN button on the remote control until the horizontal line becomes fit to the notch of the shadow mask 2 9 SUB TINT SUB COLOR RF AV 1 2 3 4 5 6 7 8 9 10 Receive the color bar pattern RF...

Page 17: ...performing adjustments in section 3 1 1 2 3 4 5 Receive the green raster pattern from color bar generator Adjust the pair of purity magnets to center the color on the screen Adjust the pair of purity magnets so the color at the ends are equally wide Move the deflection yoke backward to neck side slowly and stop it at the position when the whole screen is green Confirm red and blue color Adjust the...

Page 18: ...CATION GUIDE WIRING CONNECTION CD101B T502 CP802A TU001 S501A S501B FB401 TP001 CD101A CD501 AC IN CP401 CP802B CP806 C P 8 0 3 B CP801 S101 S102 R 8 0 7 R 8 0 3 SPEAKER TP023 TP022 CRT PCB MAIN PCB GND CRT CD801 DEGAUSS COIL CP502 L503 C R T D Y CP803A J 8 0 1 ...

Page 19: ...P UP AMP 7 5 2 6 V OUT IC IC401 AN5522 VCC RGB Proc 1 RGB MATRIX COLOR CONT ROM RAM 38 37 26 27 57 58 56 16 Hor Proc SYNC SEPA Hor VCO Hor COUNT DOWN AFC 1 H COINCIDENT AFC 2 H PHASE 1 J703 2 J702 2 DY D501 D504 RECTIFIER 3 1 4 2 L501 AC IN F501 Q507 FEED BACK T502 4 8 13 FEED BACK SW Q502 BUFFER Q501 SWITCHING 6 DEGAUSS COIL L503 6 5 MEMORY IC IC199 S 24C02BDP 1A SDA SCL POWER VOL DOWN CH DOWN VO...

Page 20: ...0 C509 R506 R503 Q502 R508 Q501 R542 D503 D502 CP502 D408 C521 D405 B504 B501 R 5 1 7 _ 1 D504 R422 D510 D513 D505 D506 R1007 D410 R410 AFC H S401 C123 OS101 J 8 0 1 COL B 8V ABL GND 25V 12V 180V HEATER FB401 R423 R538 W003 Q801 Q803 D411 C434 C401 L401 W802 Q507 W035 R417 C516 R525 Q503 W049 C507 D514 R523 R527 R607 W037 D521 C622 W061 C610 W052 R530 Q511 W050 C617 W056 W816 W028 R405 C809_1 D404...

Page 21: ...604 C104 C102 I C 1 0 1 R702 R703 R128 R126 R101 R143 R1008 R420 R419 C501_1 C603 R104 C108 C107 C105 R102 R103 R533 R125 R535 R534 C113 R609 R115 C001 R1005 R1004 R704 R122 R127 R116 R627 R124 R106 R105 R107 R108 R129 PRINTED CIRCUIT BOARDS MAIN CHIP MOUNTED PARTS SOLDER SIDE F 3 F 4 ...

Page 22: ...0611_00_000 1 2 3 4 5 6 Vout B GND OS101 RPM7137 SH5 1 2 3 TU001 ENG36A01G 1 10 11 12 13 14 15 16 17 18 19 2 20 21 3 4 5 6 7 8 9 P CON 5V P CON 5V H_OUT H_CTL ABCL STANDBY_H CLAMP H_CTL G OUT R OUT H_SYNC B OUT P CON B V_OUT GND V_FEEDBACK AT 5V ABCL H_OUT X RAY SDA R OUT G OUT SCL B OUT H_SYNC AFT UNREG 12V STANDBY_H KEY1 V_OUT POWER_FAIL UNREG 12V KEY2 V_FEEDBACK X RAY GND POWER_ON P CON 5V REMO...

Page 23: ...1 250V KX C514_1 820P 2KV RR C511 1 50V KA C526_1 220 200V YK C507 10 100V MHE R509 220 1 4W R515 120K 1 2W R520 12K 1 4W R512 680 1 4W R504 100 1 4W R505 1K 1 4W R500 2 7M 1 2W 10 R513 2 2K 1 4W R516 10K 1 4W R528 6 8K 1 4W R523 47K 1 4W R527 5 6K 1 4W R502 100 1 4W R538 1 5M 1 2W R503 100 1 4W R506 2 7K 1 4W R533 1M R530 270K 1 4W R534 10K R535 10K R519 1 2K 1 4W R507 27 1 4W R510 6 8M 1 4W R522...

Page 24: ...1 2W R422 2 2 1 2W R419 470 R417 10K 1 4W R418 22K 1 4W R446 470 1 2W R423 100 1 4W R424 470 1 4W R802 2 7K 1 4W R814 4 7K 1 4W R811 4 7K 1 4W R809 4 7K 1 4W R403 10K 1 4W R448 560 1 2W R449 560 1 2W R427 100 1 4W R405 1K 1 4W R401 27K 1 R416 1 1 2W OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE NOTE THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME DANS LA NOMENCLATURE DES PIECES N UTILISER QUE ...

Page 25: ...02 47K R1003 68K R1005 270K R1004 100K R1001 47K 1 4W R1008 39K R1007 47 1 2W OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE NOTE THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME DANS LA NOMENCLATURE DES PIECES N UTILISER QUE CELLS DECRITES DANGEREUSES AN POINT DE VUE SECURITE LES PIECES REPAREES PAR UN ETANT ATTENTION SINCE THESE PARTS MARKED BY CAUTION DESCRIBED IN PARTS LIST ONLY CRITICAL FOR...

Page 26: ...9 2 3 61 0 30 2 62 0 31 8 8 63 0 32 3 1 64 0 TRANSISTOR Pin Volt Pin Volt Pin Volt Pin Volt Pin Volt B 0 B 0 3 G 4 8 B 0 1 B 135 C 130 C 27 S 0 1 C 4 8 C 0 E 0 E 0 D 144 E 0 E 135 Pin Volt Pin Volt Pin Volt Pin Volt Pin Volt B 4 9 B 0 B 6 B 5 9 B 135 C 0 C 0 C 9 5 C 7 3 C 135 E 4 8 E 0 E 5 5 E 0 E 135 Pin Volt Pin Volt Pin Volt Pin Volt Pin Volt B 5 B 5 5 B 5 5 B 5 5 B 8 5 C 135 C 8 8 C 7 2 C 7 2 ...

Page 27: ...n the schematic diagram 2 20V 20µs div R611 3 200mV 20µs div IC101 PIN 46 H OUT 0 5V 5ms div IC101 PIN 38 V OUT 4 5 6 1V 20µs div IC101 PIN 51 G OUT DEFLECTION CRT 0 5V 5ms div R423 1V 20µs div IC101 PIN 50 R OUT 7 8 9 20V 20µs div T401 PIN 3 10 2V 20µs div T401 PIN 6 200V 20µs div Q401 Collector 11 10V 5ms div D403 12 10V 5ms div CP401 PIN 5 13 50V 20µs div R803 14 15 50V 20µs div R805 I 1 ...

Page 28: ...g waveforms were measured at the point of the corresponding balloon number in the schematic diagram 16 50V 20µs div R807 SOUND AV 0 5V 1ms div C1001 17 1V 1ms div IC1001 PIN 6 18 200mV 500µs div R703 19 20 500mV 20µs div R704 I 2 ...

Page 29: ...MECHANICAL EXPLODED VIEW J 1 102 105 PCB110 CRT PCB ASS Y 104 104 PCB010 MAIN PCB ASS Y 101A 101D 101B 103 101 101E 101F 101C ...

Page 30: ... BRAND CT 13R38S CT 13R28W 101E 735WPAA496 BUTTON FRAME CT 13R18B 735WPAA494 BUTTON FRAME CT 13R38S 735WPAA497 BUTTON FRAME CT 13R28W 101F 735WPAA498 BUTTON BASE CT 13R18B 735WPAA495 BUTTON BASE CT 13R38S 735WPAA499 BUTTON BASE CT 13R28W 102 702WPAA391 CABINET BACK ASSY CT 13R18B CT 13R38S 702WPBA091 CABINET BACK CT 13R28W 103 7230006755 SHEET CAUTION 104 800WR0A011 SHEET CRT SUPPORT D 105 726000A...

Page 31: ...2T2272J RC 2 7K OHM 1 2W R415 R002T2182J RC 1 8K OHM 1 2W R805 R3X181153J R METAL OXIDE 15K OHM 1W R416 R002T2010J RC 1 OHM 1 2W R806 R002T4272J RC 2 7K OHM 1 4W R417 R002T4103J RC 10K OHM 1 4W R807 R3X181153J R METAL OXIDE 15K OHM 1W R418 R002T4223J RC 22K OHM 1 4W R809 R002T4472J RC 4 7K OHM 1 4W R419 R801R7471J RC 470 OHM 1 10W R811 R002T4472J RC 4 7K OHM 1 4W R420 R801R7272J RC 2 7K OHM 1 10W ...

Page 32: ...VQ21505R C623 E50HU52R2M CE 2 2 UF 50V SW104 0504101T34 SWITCH TACT EVQ21505R C624 P235WE105J CMP 1 UF 63V MKT SW105 0504101T34 SWITCH TACT EVQ21505R C626 ECUV1H103ZF CC 0 01 UF 50V F CS0RF0414Z P C BOARD ASSEMBLIES C627 ECUV1H103ZF CC 0 01 UF 50V F CS0RF0414Z PCB010 A3M110G010 PCB ASS Y TMC573A C628 E50HU5010M CE 1 UF 50V PCB110 A3M110G110 PCB ASS Y TCC434A C629 ECUV1H103ZF CC 0 01 UF 50V F CS0RF...

Page 33: ...Printed in U S A ...

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