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SERVICE MANUAL

13

 DIGITAL / ANALOG 

COLOR TELEVISION

CR130DR8

Summary of Contents for CB130DR8

Page 1: ...SERVICE MANUAL 13 DIGITAL ANALOG COLOR TELEVISION CR130DR8 ...

Page 2: ...ossibly know evaluate and advice the service trade of all conceivable ways in which service might be done or of the possible hazardous consequences of each way Consequently Funai has not undertaken any such broad evaluation Accordingly a servicer who uses a service procedure or tool which is not recommended by Funai must first use all precautions thoroughly so that neither his safety nor the safe ...

Page 3: ...15 15 30 30 40 3 AFT Pull In Range 10 mV input MHz 2 0 0 7 Description Condition Unit Nominal Limit 1 Deflection Freq Horizontal Vertical kHz Hz 15 734 60 2 Linearity Horizontal Vertical 18 10 3 Over Scan 10 4 High Voltage kV 25 Description Condition Unit Nominal Limit 1 Misconvergence Center Side Corner mm mm mm 0 4 1 5 2 5 2 Brightness APL 100 Ft L 25 15 3 Color Temperature K 9200 4 Resolution H...

Page 4: ...nit fail to meet limit specifications Description Condition Unit Nominal Limit 1 RECEIVED FREQ RANGE 28dBm kHz 150 100 2 ATSC DYNAMIC RANGE min max VHF LOW BAND CH 4 dBm 82 6 76 0 VHF HI BAND CH 10 82 6 76 0 UHF BAND CH 41 80 6 74 4 3 ATSC SUSCEPTIBILITY TO RANDOM NOISE VHF LOW BAND CH 4 dB 23 26 VHF HI BAND CH 10 UHF BAND CH 41 4 NTSC CO CHANNEL INTERFERENCE VHF LOW BAND CH 4 dB 0 6 VHF HI BAND C...

Page 5: ...e instrument AC switch in the on position Connect one lead of an ohmmeter to the AC plug prongs tied together and touch the other ohmmeter lead in turn to each tuner antenna input exposed terminal screw and if applicable to the coaxial connector If the measured resistance is less than 1 0 megohm or greater than 5 2 megohm an abnormality exists that must be corrected before the instrument is return...

Page 6: ...cted directly to one conductor of the AC power cord and maybe safety serviced without an isolation transformer only if the AC power plug is inserted so that the chassis is connected to the ground side of the AC power source To confirm that the AC power plug is inserted correctly with an AC voltmeter measure between the chassis and a known earth ground If a voltage reading in excess of 1 0V is obta...

Page 7: ...t producing parts heat sinks oxide metal film resistors fusible resistors etc G Check that replaced wires do not contact sharp edged or pointed parts H When a power cord has been replaced check that 5 6 kg of force in any direction will not loosen it I Also check areas surrounding repaired locations J Use care that foreign objects screws solder droplets etc do not remain inside the set K Crimp typ...

Page 8: ...exposed accessible parts RF terminals antenna terminals video and audio input and output terminals microphone jacks earphone jacks etc is lower than or equal to the specified value in the table below Measuring Method Power ON Insert load Z between B earth ground power cord plug prongs and exposed accessible parts Use an AC voltmeter to measure across both terminals of load Z See Fig 2 and followin...

Page 9: ...the Flat Pack IC about 5 to 6 seconds Fig S 1 1 2 Remove the flat pack IC with tweezers while applying the hot air 3 Bottom of the flat pack IC is fixed with glue to the CBA when removing entire flat pack IC first apply soldering iron to center of the flat pack IC and heat up Then remove glue will be melted Fig S 1 6 4 Release the flat pack IC from the CBA using tweezers Fig S 1 6 CAUTION 1 The Fl...

Page 10: ...y one using a sharp pin or wire to which solder will not adhere iron wire When heating the pins use a fine tip soldering iron or a hot air desoldering machine Fig S 1 4 3 Bottom of the flat pack IC is fixed with glue to the CBA when removing entire flat pack IC first apply soldering iron to center of the flat pack IC and heat up Then remove glue will be melted Fig S 1 6 4 Release the flat pack IC ...

Page 11: ...s Fig S 1 6 Note When using a soldering iron care must be taken to ensure that the flat pack IC is not being held by glue When the flat pack IC is removed from the CBA handle it gently because it may be damaged if force is applied 2 Installation 1 Using desoldering braid remove the solder from the foil of each pin of the flat pack IC on the CBA so you can install a replacement flat pack IC more ea...

Page 12: ...d to remove any static electricity that may be charged on the body 2 Ground for Workbench Be sure to place a conductive sheet or copper plate with proper grounding 1 MΩ on the workbench or other surface where the semi conductors are to be placed Because the static electricity charge on clothing will not escape through the body grounding band be careful to avoid contacting semi conductors with your...

Page 13: ...2 S 2 two Screws S 2 2 L 2 two Locking Tabs L 2 5 Refer to the following Reference Notes in the Table Reference Notes in the Table 1 Removal of the Rear Cabinet Remove screws 5 S 1 then slide the Rear Cabinet backward 2 Removal of the CRT CBA Disconnect CN1501 then pull the CRT CBA backward 3 Removal of the Main CBA CAUTION Discharge the Anode Lead of the CRT with the CRT Ground Wire before removi...

Page 14: ...net Fig D1 S 1 S 1 S 1 S 1 1 Rear Cabinet Fig D2 Front Cabinet S 1 3 Main CBA Fig D3 4 DTV Module CBA Unit Module PCB Holder Front Cabinet 2 CRT CBA 5 CRT Anode Cap S 2 S 2 S 2 S 2 Fig D4 Front Cabinet CRT Ground Wire Degaussing Coil ...

Page 15: ...ANODE FLYBACK TRANSFORMER T571 AC601 AC CORD CN801 CLN801 SP801 CN691 MAIN CBA DG691 DEGAUSSING COIL TU11 TUNER WH301A WH501A CN571 JK1501 WH501B WH301B TO CRT GROUND CN1501 FOCUS SCREEN Fig D5 CRT CBA CN902 CN901 CN101 CN102 DTV MODULE CBA UNIT ...

Page 16: ...e normal remote control unit Part No NE601UE Remove 3 Screws from the back lid Fig 1 1 2 Add J1 Jumper Wire to the remote control CBA Fig 1 2 How to enter the service mode Service mode 1 Use the service remote control unit 2 Turn the power on Use main power on the TV unit 3 Press SLEEP button on the service remote control unit Version of micro computer will be displayed on the CRT Ex 058 0 06 4 Ch...

Page 17: ... service remote control unit so that the value of COLOR CLR becomes 58 S CLR 1 Press MENU button on the service remote control unit Then select S COLOR S CLR display 2 Press CH o p buttons on the service remote control unit so that the value of S COLOR S CLR becomes 58 C CLR 1 Press MENU button on the service remote control unit Then select C COLOR C CLR display 2 Press CH o p buttons on the servi...

Page 18: ...buttons on the service remote control unit so that display will change OFF 0 and 1 Then choose B S OFF 4 Press 0 button on the service remote control unit B S2 is indicated 5 Press CH o p buttons on the service remote control unit so that display will change 0 and 1 Then choose B S2 0 6 Turn the power off and on again using the main power button on the TV unit 6 Purity Check 1 Enter the Service mo...

Page 19: ...ess CH o p buttons on the service remote control unit so that the monoscope pattern will be 90 5 of display size and the circle is round 6 Turn the power off and on again Main power button on the TV unit 10 V Position Adjustment Purpose To obtain correct vertical width of screen image Symptom of misadjustment If V Position is incorrect vertical height of image on the screen may not be properly dis...

Page 20: ...t off by pressing CH o p buttons When done with steps 4 5 and 6 the horizontal line should be pure white if not then attempt the Cut off adjustment again 13 White Balance Adjustment Purpose To mix red green and blue beams correctly for pure white Symptom of Misadjustment White becomes bluish or reddish Note Use the service remote control unit 1 Operate the unit more than 20 minutes 2 Face the unit...

Page 21: ...ect proper brightness cannot be obtained by adjusting the Brightness Control Note IQW Setup level 7 5 IRE Use the service remote control unit 1 Enter the Service mode See page 5 1 Then input IQW signal from RF Input 2 Press MENU button on the service remote control unit and Select BRT mode Display changes BRT CNT CLR S CLR C CLR TNT V TNT S TNT C TNT SHARP S SRP and C SRP cyclically when MENU butt...

Page 22: ...tion Yoke toward the bell of CRT and set it where a uniform red field is obtained 7 Tighten the clamp screw on the Deflection Yoke 18 Convergence Adjustment Purpose To obtain proper convergence of red green and blue beams Symptom of Misadjustment If Convergence Adjustment is incorrect the edge of white letters may have color edges 1 Loosen the Ring Lock and align red with blue dots or Crosshatch a...

Page 23: ...move the DY Wedges and slightly tilt the Deflection Yoke horizontally and vertically to obtain the best overall convergence 5 Fix the Deflection Yoke by carefully inserting the DY Wedges between CRT and Deflection Yoke ...

Page 24: ...er to How to enter the Service mode on page 5 1 4 Press VOL n button on the service remote control unit twice and confirm that OSD indication is 7F FF If needed set it to become 7F FF by pressing CH o p buttons on the service remote control unit 5 Confirm that OSD indication on the four corners on TV screen changes from on and off light indication to red by pressing a DISPLAY button It takes one o...

Page 25: ... 8 76 9 4 78 I2C OPEN IC111 TV MICON VIDEO AUDIO CHROMA DEFLECTION 56 14 RESET DTV ON H VOLUME AUDIO MUTE MAIN CBA INPUT 1 INPUT 0 SCL SDA 75 AUDIO MUTE DTV S RESET DTV S SREQ DTV S SCLK DTV S SIN DTV S SOUT 13 54 57 58 59 Q161 SWITCHING Q131 SWITCHING SWITCHING SWITCHING Q912 Q911 5 7 CS TO DTV MODULE BLOCK DIAGRAM IC101 DTV SIGNAL PROCESS DTV MODULE CBA UNIT 38 155 154 153 204 DTV S SREQ DTV S S...

Page 26: ...IVE FBP IN V RAMP OUT V RAMP F B X301 3 58MHz SAW FILTER VIF AMP VIDEO DET VCO 4 5MHz FILTER LPF IF AGC DET EQ AMP RF AGC AMP AFT 4 5MHz TRAP FM DET AF AMP 16 11 13 6 17 4 2 7 1 9 TU11 SF11 IF 7 TU AUDIO 49 48 47 MAIN CBA TV MICON VIDEO AUDIO CHROMA DEFLECTION WF14 WF13 TO CRT H V BLOCK DIAGRAM 16 TO AUDIO BLOCK DIAGRAM SWITCHING TUNER UNIT VIDEO SIGNAL IF SIGNAL AUDIO SIGNAL DTV Y DTV Cb DTV Cr 2...

Page 27: ...2 14 9 10 TO IF VIDEO BLOCK DIAGRAM TUNER DIGITAL AUDIO OUT JK743 JK702 AUDIO IN 11 IC801 AUDIO AMP 7 VOLUME 14 AMP AMP MUTE STANDBY CONTROL 2 Q811 JK801 HEADPHONE JACK SP801 SPEAKER CN801 CLN801 SPEAKER 1 SP GND 2 P ON 5V 13 AUDIO 3 DTV 8 DTV SPDIF DTV AUDIO L TO DTV MODULE BLOCK DIAGRAM DTV AUDIO R AUDIO SIGNAL AUDIO MUTE FRONT TU AUDIO ...

Page 28: ...UDIO D A CONVERTER SDRAM I F FLASH MEMORY I F IC201 DDR SDRAM 2 2 DTV SPDIF 14 14 SDA 15 15 SCL 4 5 5 5 TU SDA 4 4 TU SCL CN902 L CH R CH SDA SCL BUS CONT 1 1 79 81 85 87 89 91 92 94 96 98 102 104 106 2 2 55 56 58 60 61 116 119 120 124 125 127 129 130 3 3 1 2 7 12 20 206 209 211 213 216 4 4 23 25 27 29 32 36 41 44 47 48 50 52 54 205 5 5 1 9 16 25 48 6 6 29 36 38 45 7 7 28 32 35 42 8 8 2 4 5 7 8 10...

Page 29: ... SCREEN GND JK1501 WH501B WH501A CN571 H OUTPUT H DRIVE B PROTECT 3 DEF B AMP 7 1 6 3 PULSE UP THERMAL PROTECTION 5 WF7 WF8 WF15 WF10 WF9 WF11 WF1 WF4 WF2 WF5 WF3 WF6 RED AMP PROTECT 2 RED 3 GREEN 4 BLUE 5 HEATER 3 3 200V 1 1 PROTECT 1 T571 F B T FOCUS VR SCREEN VR 4 2 1 5 S F HV 11 8 10 7 Q1511 Q1521 Q1531 3 TO IF VIDEO BLOCK DIAGRAM TO POWER SUPPLY BLOCK DIAGRAM TO SYSTEM CONTROL BLOCK DIAGRAM T...

Page 30: ... 3 3 CN1001 DTV ON 5V DTV MODULE CBA UNIT IC905 SHUNT REG Q903 SW 2 5V IC911 SHUNT REG Q910 SW 3 3V Q901 SW 7 5V Q904 SW 5V Q902 SWITCHING DTV ON H P ON 8V 8 7V CTRL Q682 SW 5V TO SYSTEM CONTROL BLOCK DIAGRAM TO SYSTEM CONTROL BLOCK DIAGRAM TO SYSTEM CONTROL BLOCK DIAGRAM GND J095 CAUTION Fixed voltage or Auto voltage selectable power supply circuit is used in this unit If Main Fuse F601 is blown ...

Page 31: ...ings for ordering The correct part number is shown in the parts list and may be slightly different or amended since these drawings were prepared 2 All resistance values are indicated in ohms K 103 M 106 3 Resistor wattages are 1 4W or 1 6W unless otherwise specified 4 All capacitance values are indicated in µF P 10 6 µF 5 All voltages are DC voltages unless otherwise specified Note of Capacitors M...

Page 32: ... the drawings were prepared 2 To maintain original function and reliability of repaired units use only original replacement parts which are listed with their part numbers in the parts list section of the service manual 4 Voltage indications on the schematics are as shown below Plug the TV power cord into a standard AC outlet 5 How to read converged lines 6 Test Point Information 2 3 1 5 0 3 0 5 0 ...

Page 33: ...8 3 Main 1 4 Schematic Diagram P7100SCM1 ...

Page 34: ...8 4 P7100SCM2 Main 2 4 Schematic Diagram ...

Page 35: ...8 5 Main 3 4 CRT Schematic Diagram P7100SCM3 ...

Page 36: ...circuit are not defective before you connect the AC plug to the AC power supply Otherwise it may cause some components in the power supply circuit to fail For continued protection against risk of fire replace only with same type 4 A 125V fuse CAUTION ATTENTION Utiliser un fusible de rechange de même type de 4A 125V 4A 125V NOTE The voltage for parts in hot circuit is measured using hot GND as a co...

Page 37: ...8 7 DTV Module 1 2 Schematic Diagram P7100SCD1 ...

Page 38: ...00SCD2 CN101 1 0 2 1 5 3 5 0 4 3 3 5 3 3 6 0 7 0 8 2 7 9 3 2 10 3 2 11 0 12 3 3 13 0 14 3 3 15 3 3 CN102 1 2 4 8 3 0 4 3 3 5 2 5 6 1 8 7 8 0 9 0 5 10 0 11 0 12 0 13 0 14 15 2 4 16 2 4 17 0 18 19 20 VOLTAGE CHART Pin No Voltage Pin No Voltage ...

Page 39: ...se F601 is blown check to see that all components in the power supply circuit are not defective before you connect the AC plug to the AC power supply Otherwise it may cause some components in the power supply circuit to fail NOTE The voltage for parts in hot circuit is measured using hot GND as a common terminal Because a hot chassis ground is present in the power supply circuit an isolation trans...

Page 40: ... power supply circuit is used in this unit If Main Fuse F601 is blown check to see that all components in the power supply circuit are not defective before you connect the AC plug to the AC power supply Otherwise it may cause some components in the power supply circuit to fail NOTE The voltage for parts in hot circuit is measured using hot GND as a common terminal Because a hot chassis ground is p...

Page 41: ...8 11 Q1521 Bace WF2 Q1511 Collector WF4 Q1521 Collector WF5 Q1511 Bace WF1 WF6 Q1531 Collector WF3 Q1531 Bace BP7150F01011 2 CRT CBA Top View CRT CBA Bottom View ...

Page 42: ... INITIAL POSITION Unplug unit from AC outlet for at least 5 minutes reconnect to AC outlet and then turn power on Brightness Center Color Center Tint Center Contrast Approx 70 1DIV 20V 20 Q 1531 Collector WF6 1DIV 20V 20µs Q 1521 Collector WF5 1DIV 10V 20µs Q 572 Collector WF7 1DIV 5V 20µs Q 571 Base WF8 WF1 WF15 Waveforms to be observed at Waveform check points Shown in Schematic Diagram µs ...

Page 43: ... Brightness Center Color Center Tint Center Contrast Approx 70 WF1 WF15 Waveforms to be observed at Waveform check points Shown in Schematic Diagram 1DIV 200V 20µs WF9 1DIV 10V 5ms CN 571 Pin 4 WF10 1DIV 500mV 20µs IC 111 Pin 23 WF12 1DIV 500mV 200µs IC 31 Pin 9 WF14 1DIV 500mV 20µs IC 31 Pin 2 WF13 1DIV 1V 5ms IC 551 Pin 7 WF15 1DIV 5V 20µs WH 501A Pin 3 WF11 CN 571 Pin 1 ...

Page 44: ...1 5 4 3 2 1 TU SCL DTV ON 5V DTV SPDIF D GND TU SDA 10 9 8 7 6 DTV S SIN DTV S SCLK DTV S SREQ D GND DTV S SOUT 15 14 13 12 11 10 9 8 7 6 15 14 13 12 11 SDA D GND DTV S RESET D GND SCL CN102 CN902 5 4 3 2 1 5 4 3 2 1 DTV ON 3 3V D GND DTV ON H2 NU DTV ON 2 5V 10 9 8 7 6 DIF AGC A GND SMART ANT NU DTV ON 1 8V A GND 15 14 13 12 11 10 9 8 7 6 20 19 18 17 16 DTV Cr DTV Y A GND DTV AUDIO R DTV Cb 20 19...

Page 45: ... NU Not Used 35 CVBS IN1 Composite Video Signal 1 Input 36 V RAMP F B Vertical Ramp Feed Back 37 V RAMP OUT Vertical Ramp Output 38 V RAMP CAP Vertical Ramp OSC Capacitor 39 8 7V REG OUT 8 7V Regulator Control Signal Output 40 H VCO F B Horizontal Vco Feed Back 41 AFC FILT Horizontal AFC Filter 42 GND GND 43 FBP IN Flyback Pulse Input 44 H OUT Horizontal Pulse Output 45 VCC 8V 8V VCC 46 VCC 8V 8V ...

Page 46: ...11 2 P7100PIN 78 I2C OPEN Chip Select 79 SDA Serial Data 80 INPUT 0 EXT H Input Select Signal Output External Input at High Pin No Signal Name Function ...

Page 47: ...801 A3 A2 Scotch Tape 880 V501 CLN551 DG691 DY551 CRT CBA Main CBA AC601 B5 TB7 TL2 TB16 TL2 TB11 TB16 TB9 TL2 TB10 DTV Module CBA Unit TB6 A1 1 L5 CLN801 L5 L1 V501 2 V501 1 DY551 Details for DY551 and surrounding parts SHINWHA TAPE SGT 730 WHITE SHINWHA TAPE SGT 730 BLACK ...

Page 48: ...12 2 P7100PEX Packing S4 S1 Tape X1 X3 FRONT X2 S2 S3 S6 Packing tape Packing tape Packing tape ...

Page 49: ...6 CLOTH 10X65XT0 3 1EM420328 PACKING S1 CARTON P7100UM 1EM424013 S2 STYROFOAM TOP P7100UM 1EM021576 S3 STYROFOAM BOTTOM P7100UM 1EM021577 S4 RFID LABEL P7100UM S6 SET SHEET B5506UG 800X1500 0EM402369 ACCESSORIES X1 BAG POLYETHYLENE 235X365XT0 03 0EM408420A X2 OWNERS MANUAL P7100UM 1EMN22088 X3 REMOTE CONTROL NE612UE 100 EMNL1701 NE612UE NE612UE Note 1 V501 CRT HAS COUPLE OF SUBSTITUTIONAL PARTS AN...

Page 50: ...01 C122 ELECTROLYTIC CAP 100µF 10V M CE1AMASDL101 C132 CHIP CERAMIC CAP F Z 0 1µF 50V CHD1JZB0F104 C133 CHIP CERAMIC CAP F Z 0 01µF 50V CHD1JZB0F103 C151 CHIP CERAMIC CAP B K 220pF 50V CHD1JKB0B221 C152 CHIP CERAMIC CAP B K 220pF 50V CHD1JKB0B221 C301 CHIP CERAMIC CAP CH J 120pF 50V CHD1JJBCH121 C302 ELECTROLYTIC CAP 1µF 50V M CE1JMASDL1R0 C303 CHIP CERAMIC CAP B K 0 015µF 50V CHD1JKB0B153 C304 CH...

Page 51: ...2202 D583 SWITCHING DIODE 1SS133 T 77 QDTZ001SS133 D584 SWITCHING DIODE 1SS133 T 77 QDTZ001SS133 D585 SWITCHING DIODE 1SS133 T 77 QDTZ001SS133 D591 ZENER DIODE MTZJT 7736B QDTB00MTZJ36 D595 SWITCHING DIODE 1SS133 T 77 QDTZ001SS133 D597 ZENER DIODE MTZJT 776 8B QDTB0MTZJ6R8 Ref No Description Part No D605 DIODE 1N5399 B P NDLZ001N5399 D606 DIODE 1N5399 B P NDLZ001N5399 D607 DIODE 1N5399 B P NDLZ001...

Page 52: ... RES 1608 1 10W 0 Ω RRXAZB5Z0000 R122 CHIP RES 1608 1 10W 0 Ω RRXAZB5Z0000 Ref No Description Part No R130 CARBON RES 1 4W J 22k Ω RCX4JATZ0223 R131 CHIP RES 1 10W J 470 Ω RRXAJB5Z0471 R132 CHIP RES 1 10W J 4 7k Ω RRXAJB5Z0472 R133 CHIP RES 1608 1 10W 0 Ω RRXAZB5Z0000 R134 CHIP RES 1 10W J 4 7k Ω RRXAJB5Z0472 R135 CHIP RES 1 10W J 4 7k Ω RRXAJB5Z0472 R136 CHIP RES 1 10W J 100k Ω RRXAJB5Z0104 R137 ...

Page 53: ...ATZ01R0 R685 PCB JUMPER D0 6 P5 0 JW5 0T R686 CARBON RES 1 4W J 10 Ω RCX4JATZ0100 R687 CARBON RES 1 4W J 10 Ω RCX4JATZ0100 Ref No Description Part No R689 CARBON RES 1 4W J 4 7 Ω RCX4JATZ04R7 R694 CHIP RES 1608 1 10W 0 Ω RRXAZB5Z0000 R721 CHIP RES 1 10W J 75 Ω RRXAJB5Z0750 R725 CHIP RES 1 10W J 15k Ω RRXAJB5Z0153 R726 CHIP RES 1 10W J 6 8k Ω RRXAJB5Z0682 R751 CARBON RES 1 4W J 22k Ω RCX4JATZ0223 R...

Page 54: ...L DRIVE TRANS LP2 005 LTH00CPA5005 T601 SWITCHING TRANS 6753 LTT2PC0KT017 TB9 MODULE HEAT SINK PMC P7150UT 1EM423968 TB10 H V HEAT SINK PMB ASSEMBLY P7150UT 1EM423967 TB11 POW HEAT SINK PMA P7150UT 1EM423965 TL2 SCREW B TIGHT D3X8 BIND HEAD GBJB3080 TP601 PCB JUMPER D0 6 P14 0 JW14 0T TU11 TUNER UNIT ENV56M07D8F UTUNATSMS001 VR661 CARBON P O T VZ067TL1 B103 PB F VRCB103HH014 X301 XTAL 3 579545 MHz...

Page 55: ...tent herein without the obligation to notify any person or organization of such changes with is a registered trademark of Funai Electric Co Ltd and may not be used in any way without the express written consent of Funai All other trademarks used herein remain the exclusive property of their respective owners Nothing contained in this manual should be construed as granting by implication or otherwi...

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