Panasonic TC-29G12P manual

TC-29G12P AC ~ 110/220V 50/60Hz 99W 75 OHMS - VHF/UHF/CATV (F outlet) PAL-M/PAL-N/NTSC/AUT VHF: 2 ~ 13/UHF: 14 ~ 69/CATV: 1 ~ 125 by frequency (FST) 3 + 3W RMS 1 Vpp, 75 OHMS 500mV, 47K OHMS 0,0 ~ 2,0V, 4,7K OHMS STEREO, SAP, MONO PANABLACK 680 mm 800 x 576 x 545 mm 35 kg Service Manual Order no. DCS-AGO2002-002-MS TC-20G12P TC-29G12P TC29G12PU Spe[...]

- 2 - General Guidelines An Isolation Transformer should always be used during the servicing of a receiver whose chassis is not isolated from the AC power line. Use a transformer of adequate power rating as this protects the technician from accidents resulting in personal injury from electrical shocks. It will also protect the Receiver from being d[...]

- 3 - Operation Guide TC-20G12P / TC-29G12P / TC-29G12PU Controls Location Frontal View 1 . POWER button By pressing this button the TV set is placed on ST AND BY , and it is necessary to press the button STAND BY (3) to turn the TV set on. When switched to OFF the TV set is completely disconnected from the POWER LINE . 2 . Status light Indicates t[...]

- 4 - Installation How to connect an external antenna T o obtain the best audio and video quality it is necessary to install an external antenna, with adequate cables (75 ohms co-axial cable) and the adequate ter minal connector . Y our local TV service can help you to acquir e the adequate system and accessories for the installation of an external[...]

- 5 - Operation TV/VIDEO button Press this button to select TV input or VIDEO input. RECALL button Press this button to display the following functions: • The audio mode state • Channel number or the selected video input • The clock state for the automatic tur n off (if SLEEP mode is active) • Time (if previously set) • Channel identifica[...]

- 6 - Operation Selecting the MENU language The language of the menu is factory set to Brazilian Portuguese. Follow the instructions below to change the menu language to either English, Portuguese or Spanish. 1 . Press the ACTION button to display the main menu. 2 . Use the CHANNEL buttons ( $ or 4 ) or VOLUME buttons ( “ or ” ) to select the S[...]

- 7 - Operation Adjusting the image This TV set has 4 pre-adjusted image menus: DINAMIC , NORMAL , SOFT and GAME . Within each of these menus it is possible to change image configuration according to your preference. If a return to the default factory values is desired, select YES in the NORMAL IMAGE item of the image menu. Image menu adjustment 1 [...]

- 8 - Operation Channel color system 1 . Press the ACTION button to display the main menu. 2 . Use the CHANNEL buttons ( $ or 4 ) or VOLUME buttons ( “ or ” ) to select the SET UP menu. 3 . Press again the ACTION button to display the ADJUSTMENT menu, as shown in the illustration below. Adjusting color for each channel 1 . Press the ACTION butt[...]

- 9 - Operation Type the same 3-digits code previously used. Unlocking channels T o unlock channels, follow steps 1 through 3 of the “ GAME GUARD ” procedure. Then, using the numerical keypad on the remote control, key in exactly the three-digit password previously selected during the GAME GUARD procedure. Automatic turning off (SLEEP TIMER) Un[...]

- 10 - Operation 3 . Press again the ACTION button to display the timer control menu. Setting Characteristic 4 . Press the button CHANNEL ( $ ) to select “ ON ” (turn on time). 5 . Adjust the activation time using the VOLUME buttons ( “ or ” ). Pay attention to the AM or PM period desired. 6 . Press the button CHANNEL ( $ ) to select minute[...]

- 11 - Operation Adjusting the image This TV set has 4 pre-adjusted image menus: DINAMIC , NORMAL , SOFT and GAME . Within each of these menus it is possible to change image configuration according to your preference. If a return to the default factory values is desired, select YES in the NORMAL IMAGE item of the image menu. Image menu adjustment 1[...]

- 12 - Operation Antenna mode T une in mode for TV or Cable TV. It is necessary to select the antenna input appropriate for the input mode corresponding to the type of the local broadcast signal. Note: This function is disabled when the function “ GAME GUARD ” is active. • The TV mode is used when the TV set is not connected to a cable networ[...]

- 13 - Operation 1 . Press the ACTION button to display the main menu. 2 . Use the CHANNEL buttons ( $ or 4 ) or VOLUME buttons ( “ or ” ) to select the symbol “ SET-UP ”. 3 . Press again the ACTION button to display the adjustment menu. Manual channel tuning. This function allows the desired channels to be tuned in manually. Note: This fun[...]

- 14 - Operation 1 . Press the ACTION button to display the main menu. 2 . Use the CHANNEL buttons ( $ or 4 ) or VOLUME buttons ( “ or ” ) to select the symbol “ SET-UP ”. 3 . Press again the ACTION button to display the adjustment menu. This TV set features a built-in decoder that supplies a visual description of the audio track of certain[...]

- 15 - Connection Obs.: The terminals labeled “ P/ AMPLIF. DE AUDIO ” (to the amplifier) cannot be connected to external loudspeakers. Connect a sound amplifier to the terminals “ P/ AMPLIF. DE AUDIO ” on the TV set, as shown in the illustration below, and follow the steps 1 through 4. Connecting to an amplifier (stereo equipment) T erminal[...]

- 16 - Remote Control T ransmitter Inserting batteries 1 . Open the cover of the battery compartment, located on the back of the remote control unit. 2 . Insert the batteries in the compartment, paying attention to correct polarities, as shown in the illustration. 3 . Close the battery compartment, sliding the cover in place. Precautions when using[...]

- 17 - TC-20G12P / TC-29G12P / TC-29G12PU Service Adjustments and Calibrations INITIAL DATA RECORDING IN THE MEMORY (EEPROM) 1. Initial data must be recording before IC memory installation in the circuit board. 2. The data of A0  address, is individual for each model. The data of A2  and A4  are common to all models. DATA MEMORY O[...]

- 18 - TC-20G12P / TC-29G12P / TC-29G12PU Service Adjustments and Calibrations ELECTRICAL INSPECTIONS REQUIRED EQUIPMENTS / CONNECTIONS: Voltmeter 150VDC: between C809 (+) and Ground HOT(-). RMS Voltmeter: CRT Heater Terminal. PROCEDURE: 1. Apply a PHILIPS pattern. 2. Adjust AC supply to 110 or 220 V. Adjust BRIGHT and CONTRAST control until get a [...]

- 19 - TC-20G12P / TC-29G12P / TC-29G12PU Service Adjustments and Calibrations AFT ADJUSTMENTS REQUIRED EQUIPMENTS / CONNECTIONS: Digital Voltmeter, C.W. generator (45.75 Mhz) and VIF HEAD. PREPARATION: 1. Disconnect antenna. 2. Connect the generator at TP37, using VIF HEAD. 3. Connect a jumper between TP8 (RF AGC) and GND. 4. Connect the Voltmeter[...]

- 20 - TC-20G12P / TC-29G12P / TC-29G12PU Service Adjustments and Calibrations REQUIRED EQUIPMENTS / CONNECTIONS: Oscilloscope bigger than 5MHz: Connect to TP2 or TP35. PROCEDURE: 1. Position a jumper between TP38 and GND (COLD). 2. Apply a COLOURBAR pattern with 100IRE level. 3. Adjust the SUB-BRIGHT (DAC:B2) to that black level cant be compres[...]

- 21 - TC-20G12P / TC-29G12P / TC-29G12PU Service Adjustments and Calibrations AUDIO OUTPUP LEVEL VERIFICATION REQUIRED EQUIPMENTS / CONNECTIONS: JIG Filter: TP18. RF signal generator: RF antenna input. RMS Voltmeter: Between JIG Filter and GND. PROCEDURE: 1. Apply the next signals on the antenna input: Video: 100 IRE Flat Field, 30% modulation. Au[...]

- 22 - TC-20G12P / TC-29G12P / TC-29G12PU Service Adjustments and Calibrations HUM VERIFICATION REQUIRED EQUIPMENTS / CONNECTIONS: JIG filter: Connect between the speakers terminals. Oscilloscope: Connect between the JIG Filter and GND. Function Tester: Connect to PC-Board. PREPARATION: 1. VOLUME Max. 2. AI SOUND OFF 3. SPEAKER SW ON PROCEDURE: [...]

- 23 - TC-20G12P / TC-29G12P / TC-29G12PU Service Adjustments and Calibrations STEP 2 - HORIZONTAL WIDE ADJUSTMENT PROCEDURE: 1. Apply a MONOSCOPE pattern. 2. Adjust the horizontal register center (DAC: Cc) until the correctly image centralization. 3. Check if the horizontal wide is 2.25±0.25, according showed below. To TC-29G12P and TC-29G12PU on[...]

- 24 - TC-20G12P / TC-29G12P / TC-29G12PU Service Adjustments and Calibrations 3. Set the White Balance pattern to over side the White Ba- lance Meter. Adjust the G high light to 80µA by changing SUB-BRIGHT (DAC: B2). If can not get 80µA, connect a jumper through the cable between TP38 and TP41. 4. Then, adjust the R high light (DAC: [...]

- 25 - TC-20G12P / TC-29G12P / TC-29G12PU Service Adjustments and Calibrations PURITY AND CONVERGENCE ADJUSTMENTS Adjustment is necessary only if the CRT or the deflection yoke is replaced or if the setting was disturbed. 1. When the Yoke or the CRT are substituted: 1.1- Position the deflexion yoke and the convergence ring at the neck of the CRT. 1[...]

- 26 - TC-20G12P / TC-29G12P / TC-29G12PU Service Adjustments and Calibrations Item D A C Range Pa r B0 B1 B2 B3 B4 B5 B6 B7 C0 C1 C2 C3 C4 C5 C6 C7 C8 C9 Ca Cb Cc Cd Ce Item D A C S0 S1 M0 M1 M2 M3 M4 60 58 112 90 [xx] 80 2 2 64 128 64 64 64 15 15 15 0 - 127 0 - 127 0 - 255 0 - 127 0 - 31 0 - 127 0 - 7 0 - 3 0 - 511 0 - 511 0 - 511 0 - 127 0 - 127[...]

- 27 - TC-20G12P / TC-29G12P / TC-29G12PU Main Board Schematic Diagram - TC-20G12P / TC-29G12P / TC-29G12PU[...]

- 28 - TC-20G12P / TC-29G12P / TC-29G12PU Waveforms How to obtain the waveform 1 . Connect to the antenna input terminal (RF) a COLORBAR signal generator. 2 . Adjust the controls of TV set (audio /picture) to normal. Adjust the volume to minimum. 3 - Every form of video wave should be visualized in the oscilloscope of wide band and low capacity tes[...]

- 29 - IC001 - Pins and Functions TC-20G12P / TC-29G12P / TC-29G12PU 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 → → → ← → → → → ← → →   ← ← ← ← ← ← ← ←  ← ← ← →  ← ← ← ← ← Remote signal in AFC <1st tuner) Not used/GND Lock Detect Key i[...]

- 30 - 01 VIF GND 0V GND for VIF/SIF Block 02 AFT OUT DC 0.3 - 8,7V AFT OUT 03 SIF LIMITER IN DC 0.5 - 4.5V SIF det. IN 04 RF AGC OUT DC 0.3 - 8.7V RF AGC OUT 05 QIF OUT DC 3.2V QIF det. OUT 06 IF AGC filter DC 1.8 - 4.6V IF AGC filter pin 07 QIF IN DC 1.8 - 4.6V QIF sound carrier input pin 08 Spot Killer DC 7.5V Spot killer capacitor pin 09 VIF IN[...]

- 31 - TC-20G12P / TC-29G12P / TC-29G12PU A/C-Board Components side (Top view)[...]

- 32 - TC-20G12P / TC-29G12P / TC-29G12PU A/C-Board Foil side (Bottom view)[...]

- 33 - TC-29G12P/ TC-29G12PU Cabinet Parts Location[...]

- 34 - 0 1 EAS-12D168ZC EAS-15S101ZB EAS-15S101ZB SPEAKER 0 2 S-U5012 S-U5012 S-U5012 7 5 Ω ADAPTOR 0 3 TLK2B20001A TLK2B29001A TLK2B29001A DEGAUSSING COIL 0 4 TBX2B855 TBX2B858 TBX2B858 7 POSITION BUTTON 0 5 TBX2B856 TBX2B857 TBX2B857 POWER BUTTON 0 6 TSX2B1421SB TSX2B1421SB TSX2BA03 AC CABLE 0 7 TXAJTSPCB20G9 TXAJTSPCB29A9 TXAJTSPCB29A9 SPEAKER[...]

Replacement Parts List - 35 - TC-20G12P / TC-29G12P / TC-29G12PU TZGNP AC29G12P A/C BOARD TZGNPZ29G12 Z BOARD C003 ECA1HM4R7B C A P . ELETROL. 4,70 µF 50 V C004 ECJ2VC1H330J CAP . CER. SMD 33 PF 50 V C005 ECJ2VC1H330J CAP . CER. SMD 33 PF 50 V C008 ECJ2VF1H104Z C AP . CER. SMD 100 nF 50 V C009 ECA1HM100B CAP . ELETROL. 10 µF 50 V C010 ECJ2VF1H103[...]

Replacement Parts List - 36 - TC-20G12P / TC-29G12P / TC-29G12PU REF. NO. CAPACITORS PART NO. DESCRIPTION REF. NO. DIODES PART NO. DESCRIPTION C804 ECKWAE472ZED C A P . CER. 4,70 nF 250 V C805 ECKR1H471KB6 C AP . CER. 470 PF 50 V C806 ECKWAE472ZED C A P . CER. 4,70 nF 250 V C807 ECKWAE472ZED C A P . CER. 4,70 nF 250 V C810 ECKCNA152MEB CA P . CER. [...]

Replacement Parts List - 37 - TC-20G12P / TC-29G12P / TC-29G12PU REF. NO. JUMPERS PART NO. DESCRIPTION REF. NO. TRANSISTORS PART NO. DESCRIPTION J A 5 ERJ6GEY0R00V RES. MET . FILM SMD 0 Ω 1/10 W J A 6 ERJ6GEY0R00V RES. MET . FILM SMD 0 Ω 1/10 W J A 7 ERJ6GEY0R00V RES. MET . FILM SMD 0 Ω 1/10 W J A 8 ERJ6GEY0R00V RES. MET . FILM SMD 0 Ω 1/10[...]

Replacement Parts List - 38 - TC-20G12P / TC-29G12P / TC-29G12PU REF. NO. RESISTORS PART NO. DESCRIPTION REF. NO. RESISTORS PART NO. DESCRIPTION R167 ERDS2TJ181T RES. CARBON 180 Ω 1/4 W R168 ERJ6GEY0R00V RES. MET . FILM SMD 0 Ω 1/10 W R170 ERJ6GEYJ471V RES. MET . FILM SMD 470 Ω 1/10 W R171 ERJ6GEYJ682V RES. MET . FILM SMD 6,80 k Ω 1/10 W R1[...]

Replacement Parts List - 39 - TC-20G12P / TC-29G12P / TC-29G12PU REF. NO. RESISTORS PART NO. DESCRIPTION R773 ( S ) R774 ( S ) R775 ( S ) R776 ( S ) R777 ( S ) R778 ( S ) R801 ( S ) R802 ERG2FJ683H RES. MET . FILM 68 k Ω 2 W R803 ERD50FJ474P RES. CARBON 470 k Ω 1/2 W R804 ERD25TJ681T RES. CARBON 680 Ω 1/4 W R805 ( S ) R806 ERD25TJ332T RES. CA[...]

( S ) Especial Replacement Parts Table C514 ECJ2VC1H102J ECJ2VC1H122J ECJ2VC1H122J C518 ECA1EM4R7B ECA1HM100B ECA1HM100B C552 ECKR2H222KB5 ECKR2H102KB5 ECKR2H102KB5 C562 ECWF2394JBB ECWF2474JBB ECWF2474JBB C563 ECWH12H822JS ECWH12H123JS ECWH12H123JS C564 ECKW3D681JBP ECKW3D152JBP ECKW3D152JBP C565 ECKW3D222JBP ECKW3D821JBP ECKW3D821JBP C567 - - - -[...]

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