Panasonic TX-34P180R Service Manual
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Panasonic TX-34P180R Service Manual

Panasonic TX-34P180R Service Manual

Colour television
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Specifications
Power Source
Power Consumption
Receiving System
Function
Reception of broadcast
transmissions and Playback
from Video Cassette Tape
Recorders
Playback from special
VCRs
Playback from Special Disc
Players and Special VCRs
AC Auto 110-240 V, 50 / 60 Hz
191 W
Standby condition: 11 W
21 Systems
PAL B, G, H
PAL I
PAL D, K
SECAM B, G
SECAM D, K
SECAM K1
NTSC M (NTSC 3.58 / 4.5 MHz
NTSC 4.43 / 5.5 MHz
NTSC 4.43 / 6.0 MHz
NTSC 4.43 / 6.5 MHz
NTSC 3.58 / 5.5 MHz
NTSC 3.58 / 6.0 MHz
NTSC 3.58 / 6.5 MHz)
SECAM I
PAL 60 Hz / 5.5 MHz
PAL 60 Hz / 6.0 MHz
PAL 60 Hz / 6.5 MHz
SECAM 60 Hz / 5.5 MHz
SECAM 60 Hz / 6.0 MHz
SECAM 60 Hz / 6.5 MHz
NTSC 50 Hz / 4.5 MHz
TX-34P180R
GP2 Chassis
Receiving Channels
VHF BAND
UHF BAND
CATV
Receiving Stereo System
Tuning System
High Voltage
Picture Tube
© 2004 Matsushita Electric Industrial Co., Ltd. All
rights
reserved.
distribution is a violation of law.
Order No. MTV0401339C3
Colour Television
Regular TV
2-12 (PAL / SECAM B, K1)
0-12 (PAL B AUST.)
1-9 (PAL B N.Z.)
1-12 (PAL / SECAM D)
1-12 (NTSC M Japan)
2-13 (NTSC M U.S.A.)
21-69 (PAL G,H,I / SECAM G,K,K1)
28-69 (PAL B AUST.)
13-57 (PAL D,K)
13-62 (NTSC M Japan)
14-69 (NTSC M U.S.A.)
S1-S20 (OSCAR)
1-125 (U.S.A. CATV)
C13-C49 (JAPAN)
S21-S41 (HYPER)
Z1-Z37 (CHINA)
5A, 9A (AUST.)
NICAM I, NICAM B / G, NICAM D, A2
(German)
Frequency synthesizer
Auto Search Tuning
POSITION: 100 Position
DIRECT: 125 Position
32.0 ± 1.0 kV at zero beam current
Overall Picture tube measured
Unauthorized
copying
and

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Summary of Contents for Panasonic TX-34P180R

  • Page 1 Order No. MTV0401339C3 Colour Television TX-34P180R GP2 Chassis Specifications Power Source AC Auto 110-240 V, 50 / 60 Hz Receiving Channels Regular TV Power Consumption 191 W VHF BAND 2-12 (PAL / SECAM B, K1) Standby condition: 11 W 0-12 (PAL B AUST.) Receiving System 1-9 (PAL B N.Z.)

  • Page 2: Table Of Contents

    TX-34P180R (M8OLSW096X) Video, Audio L / R terminals diagonally: 73 cm AV2 IN (Front): S-Video, Viewable Picture tube measured Video, Audio L / R RGB diagonally: 68 cm Terminals CRT Deflection: 104 ° AV3 IN (Rear): Video, Audio Audio Output...
  • Page 3 TX-34P180R 9 PARTS LOCATION 10.1. Replacement Parts List Notes 10 REPLACEMENT PARTS LIST 10.2. Replacement Part List...

  • Page 4: Safety Precautions

    TX-34P180R 1 SAFETY PRECAUTIONS 1.1. General Guide 1. It is advisable to insert an isolation transformer in the AC supply before servicing a hot chassis. 3. Measure the resistance value, with an ohmmeter, between the jumper AC plug and each exposed metallic cabinet part on the receiver, such as screw heads, aerials, connectors, control shafts, etc.

  • Page 5: X-Radiation

    TX-34P180R 1.4. X-Radiation Warning: 1. The potential sources of X-Radiation in TV sets are the EHT section and the picture tube. 2. When using a picture tube test rig for service, ensure that the rig is capable of handling 32.0 kV without causing X- Radiation.

  • Page 6: Service Hints

    TX-34P180R 2 SERVICE HINTS 2.1. HOW TO REMOVE THE REAR COVER 1. Remove the 9 screws as shown in Fig. 1. 2.3. HOTEL MODE Purpose 1. At Hotels, this Mode prevents the customer from changing the TV preset data such as Channel preset data.

  • Page 7: Self Check

    TX-34P180R 3 SELF CHECK 1. Selection of SELF CHECK Mode. 2. Press Timer button on the remote control and press button - on the TV set.

  • Page 8: Market Mode Function

    TX-34P180R 4 MARKET MODE FUNCTION Outline: MPU controls the functions switching for each Ics through Ics bus in this chassis. The following setting and adjustment can be adjusted by remote control in Service Mode. 1. Selection of SERVICE 1 Mode Adjust the Volume “ZERO”...
  • Page 9 TX-34P180R DATA Option 1 Colour system (TV) AUTO (1) SECAM (1) NTSC (1) M.NTSC (1) TV Colour system NTSC 50 (1) SECAM 60 (1) AV Colour system NTSC 50 (1) SECAM 60 (1) Option 2 CH Plan for Asia ASIA / M.E (1)
  • Page 10 TX-34P180R GEOMAG CENSOR (1) GEOMAG POLAR (1) RF ATT. (1) FINE TUNEING (1) SLOW SEARCH (1) TOP (1) TELETEXT FLOP (1) Option 9 DOLBY (1) 3D (1) EXPORT DOLBY (1) WOOFER LINEOUT (1) EXT. WOOFER D-3 (1) LOUDNESS (1) EXDAC VOL (1)

  • Page 11: Adjustment Procedure

    TX-34P180R 5 ADJUSTMENT PROCEDURE 5.1. VOLTAGE CONFIRMATION Item/Preparation Adjustment Procedure 1. +B voltage 1. TPD2 : 144.8V ± 1V 2. TPD21: 13.5V ± 1V 3. TPD3 ~ TPD4 : 35V ± 3V 5.2. E.H.T CHECK Item/Preparation Adjustment Procedure 1. Receive an RF signal, window or crosshatch pattern.

  • Page 12: Sub Tint

    TX-34P180R 5.4. SUB TINT Item/Preparation Adjustment Procedure 1. Receive a 3.58 MHz NTSC rainbow pattern 1. Adjust Sub NTSC Tint so that the peak of level of waveform is similar to Fig. 3 2. Connect oscilloscope to A51 pin 50.

  • Page 13: Vrs Adjustment

    TX-34P180R 5.6. VRS ADJUSTMENT 1. PREPARATION a. Set DY to CRT not to tilt up and down and left and right deflection. (Fig. 1) b. Set CY to CRT and set CY magnet primarily. Pur Mg: Set Pur Mg that 2 magnets are vertical position.

  • Page 14: Colour Purity

    TX-34P180R 5.7. COLOUR PURITY d. Set DY to CRT not to tilt (up and down and left and right). 1. Operate the TV set for over 60 minutes. 3. ADJUSTMENT 2. Receive a purity pattern signal. (white pattern) a. Static convergence Adjustment 3.

  • Page 15: Cut Off

    TX-34P180R 5.9. CUT OFF Preparation 1. Receive a colour bar signal with colour “OFF” and operate 7. Confirm correct B/W rendition and greyscale tracking or the TV set more than 15 minutes. repeat CUTOFF and drive control setup. 2. Set the picture menu to “DYNAMIC NORMAL” and the AI to Note: off.

  • Page 16: White Balance

    TX-34P180R 5.10. WHITE BALANCE Item/Preparation Adjustment Procedure 1. Select Service Mode 1. 1. Adjustment of Low Light 2. Aging should have been performed over 30 minutes a. Adjustment SUB BRIGHT, so that “Y” axis indicates 6.5 3. Receive the white balance pattern.

  • Page 17: Deflection Adjustment

    TX-34P180R 6 DEFLECTION ADJUSTMENT 6.1. V-Adjustment / Confirmation (4:3 Mode) 6.1.1. V-CENTER ADJUSTMENT (4:3 MODE) 6.1.1.1. 100iV-POS ADJUSTMENT 1. Receive PAL monoscope pattern E11. (Scan mode = AUTO) 2. Adjust V-POS so that the scale of the top and bottom side is equal.

  • Page 18: Ew Adjustment / Confirmation (4:3 Mode)

    TX-34P180R 6.2.2.2. 120i H-AMP ADJUSTMENT 1. Receive NTSC monoscope pattern US13. 2. Set scan mode to 100Hz. 3. Adjust H-AMP so that both of edges are within A, B = 2.25 ± 0.2. 6.2.2.3. 50p H-AMP ADJUSTMENT 1. Receive PAL monoscope pattern E11.

  • Page 19: Yuv) Deflection (4:3 Mode) Adjustment / Confirmation

    TX-34P180R 6.3.2. 120i EW ADJUSTMENT (4:3 MODE) 1. Receive NTSC crosshatch pattern JA7. (Scan mode = 100Hz) 2. Adjust the vertical line to straight line by EW-AMP 3. Adjust the vertical line straight line of bothside vertical line in Fig. 4a by Trapez.

  • Page 20: Yuv) Deflection (4:3 Mode) Confirmation

    TX-34P180R 6.6. 625p (YUV) DEFLECTION (4:3 MODE) CONFIRMATION. 1. Receive 625p signal through YUV input. 2. Set signal generator to 625p 50Hz monoscope & crosshatch pattern. 3. For deflection adjustment procedure follow 50p (4:3 mode) adjustment and specification. 6.7. 625p (YUV) DEFLECTION (16:9 MODE) CONFIRMATION.

  • Page 21: Conductor Views

    TX-34P180R 7 CONDUCTOR VIEWS 7.1. D-Board...

  • Page 22: Schematic Diagrams

    TX-34P180R 8 SCHEMATIC DIAGRAMS 8.1. SCHEMATIC DIAGRAM NOTES...
  • Page 23 TX-34P180R...

  • Page 24: Gm Board

    TX-34P180R 8.2. GM BOARD 8.2.1. GM BOARD 1 / 2 <1A> <2A> <3A> <4A> <5A> <6A>...
  • Page 25 TX-34P180R 8.2.2. GM BOARD 2 / 2 <1A> <2A> <3A> <4A> <5A> <6A>...

  • Page 26: L Board

    TX-34P180R 8.3. L BOARD 8.3.1. L BOARD 1 / 3 <1A> <2A> <3A> <4A> <5A> <6A> <7A> <8A> <9A> <10A>...
  • Page 27 TX-34P180R 8.3.2. L BOARD 2 / 3 <1A> <1B> <2B> <2A> <3B> <4B> <5B> <6B> <3A> <7B> <4A> <5A> <8B> <9B> <10B> <6A> <7A> <11B> <12B> <13B> <14B> <8A> <15B> <9A> <10A> <16B>...
  • Page 28 TX-34P180R 8.3.3. L BOARD 3 / 3 <1B> <2B> <3B> <4B> <5B> <6B> <7B> <8B> <9B> <10B> <11B> <12B> <13B> <14B> <15B> <16B>...

  • Page 29: A Board

    TX-34P180R 8.4. A BOARD 8.4.1. A BOARD 1 / 5 <1A> <2A> <3A> <4A> <5A> <6A>...
  • Page 30 TX-34P180R 8.4.2. A BOARD 2 / 5 <1B> <1A> <2B> <2A> <3B> <4B> <5B> <6B> <7B> <8B> <3A> <4A> <9B> <10B> <11B> <12B> <13B> <5A> <6A> <14B>...
  • Page 31 TX-34P180R 8.4.3. A BOARD 3 / 5 <1B> <1C> <2B> <3B> <2C> <4B> <5B> <3C> <6B> <4C> <7B> <5C> <6C> <7C> <8B> <8C> <9C> <10C> <9B> <10B> <11C> <11B> <12C> <13C> <12B> <14C> <13B> <15C> <14B> <16C>...
  • Page 32 TX-34P180R 8.4.4. A BOARD 4 / 5 <1C> <1D> <2C> <3C> <2D> <4C> <3D> <5C> <4D> <6C> <5D> <7C> <8C> <9C> <6D> <10C> <7D> <8D> <9D> <10D> <11D> <11C> <12D> <13D> <12C> <13C> <14D> <15D> <14C> <15C> <16D> <16C>...
  • Page 33 TX-34P180R 8.4.5. A BOARD 5 / 5 <1D> <2D> <3D> <4D> <5D> <6D> <7D> <8D> <9D> 10D> 11D> 12D> 13D> 14D> 15D> 16D>...

  • Page 34: D Board

    TX-34P180R 8.5. D BOARD 8.5.1. D BOARD 1 / 5 <1A> <2A> <3A> <4A> <5A> <6A> <7A> <8A> <9A> <10A>...
  • Page 35 TX-34P180R 8.5.2. D BOARD 2 / 5 <1A> <1B> <2B> <3B> <2A> <4B> <5B> <6B> <7B> <8B> <9B> <10B> <11B> <3A> <12B> <4A> <13B> <14B> <5A> <6A> <7A> <15B> <8A> <16B> <17B> <9A> <18B> <19B> <20B> <21B> <10A> <22B>...
  • Page 36 TX-34P180R 8.5.3. D BOARD 3 / 5 <1B> <1C> <2B> <3B> <4B> <5B> <6B> <2C> <7B> <3C> <8B> <9B> <10B> <11B> <4C> <12B> <5C> <13B> <14B> <15B> <16B> <17B> <6C> <18B> <19B> <7C> <20B> <8C> <21B> <9C> <22B>...
  • Page 37 TX-34P180R 8.5.4. D BOARD 4 / 5 <1D> <1C> <2D> <3D> <2C> <3C> <4D> <4C> <5D> <6D> <5C> <7D> <8D> <9D> <10D> <11D> <12D> <13D> <6C> <14D> <15D> <7C> <8C> <16D> <9C> <17D>...
  • Page 38 TX-34P180R 8.5.5. D BOARD 5 / 5 <1D> <2D> <3D> <4D> <5D> <6D> <7D> <8D> <9D> <10D> <11D> <12D> <13D> <14D> <15D> <16D> <17D>...

  • Page 39: G Board

    TX-34P180R 8.6. G BOARD 8.6.1. G BOARD 1 / 2 <1A> <2A> <3A> <4A>...
  • Page 40 TX-34P180R 8.6.2. G BOARD 2 / 2 <1A> <2A> <3A> <4A>...
  • Page 41 TX-34P180R 9 PARTS LOCATION...
  • Page 42 TX-34P180R 10 REPLACEMENT PARTS LIST 10.1. Replacement Parts List Notes...
  • Page 43 TX-34P180R 10.2. Replacement Part List Ref. No. Part No. Part Name & Description Remarks Ref. No. Part No. Part Name & Description Remarks EASG15S02H2 SPEAKER C117 ECJ2VB1H103K C 0.01UF, K, 50V KDY43HF20F DEFLECTION YOKE C118 ECJ2VF1H104Z C 0.1UF, Z, 50V...
  • Page 44 TX-34P180R Ref. No. Part No. Part Name & Description Remarks Ref. No. Part No. Part Name & Description Remarks C1710 ECJ1VB1H153K C 0.047UF, K, 50V C2053 ECJ2VC1H221J C 220PF, J, 50V C1711 ECJ1VB1H682K C 6800PF, K, 50V C2054 ECJ2VC1H221J C 220PF, J, 50V...
  • Page 45 TX-34P180R Ref. No. Part No. Part Name & Description Remarks Ref. No. Part No. Part Name & Description Remarks C371 ECJ2VC1H180J C 18PF, J, 50V C807 ECKWAE472ZED C 4700PF, Z,500V C372 ECJ2VF1H104Z C 0.1UF, Z, 50V C808 ECKWAE472ZED C 4700PF, Z,500V...
  • Page 46 TX-34P180R Ref. No. Part No. Part Name & Description Remarks Ref. No. Part No. Part Name & Description Remarks D2009 B0AACK000004 DIODE D880 B0AACK000004 DIODE D2010 MTZJ4.7B ZENER DIODE D881 MTZJ18B ZENER DIODE D2011 MTZJ5.6B ZENER DIODE D882 MTZJ16A ZENER DIODE...
  • Page 47 TX-34P180R Ref. No. Part No. Part Name & Description Remarks Ref. No. Part No. Part Name & Description Remarks L4803 TLTACT100J PEAKING COIL Q551 2SC5686000RK TRANSISTOR L4804 TALL08T102JA INDUCTION COIL Q556 2SD0601A0L TRANSISTOR L501 EXCELSA35B BEAD CORE Q703 B1DFDG000015 TRANSISTOR...
  • Page 48 TX-34P180R Ref. No. Part No. Part Name & Description Remarks Ref. No. Part No. Part Name & Description Remarks R1143 ERJ3GEYJ103 M 10KOHM,J,1/16W R1225 ERJ3GEYJ103 M 10KOHM,J,1/16W R1144 ERJ3GEYJ473 M 47KOHM,J,1/16W R1226 ERJ3GEYJ473 M 47KOHM,J,1/16W R1145 ERJ6GEYJ103 M 10KOHM,J,1/10W R1227...
  • Page 49 TX-34P180R Ref. No. Part No. Part Name & Description Remarks Ref. No. Part No. Part Name & Description Remarks R1719 ERJ6GEYJ223 M 22KOHM,J,1/10W R258 ERJ6GEYJ150 M 15OHM,J,1/10W R1720 ERJ3GEYJ822 M 8.2KOHM,J,1/16W R259 ERJ6GEYJ121 M 120OHM,J,1/10W R1721 ERJ3GEYJ682 M 6.8KOHM,J,1/16W R260...
  • Page 50 TX-34P180R Ref. No. Part No. Part Name & Description Remarks Ref. No. Part No. Part Name & Description Remarks R3144 ERJ6GEYJ104 M 100KOHM,J,1/10W R358 ERDS1TJ821 C 820OHM,J, 1/2W R3145 ERJ6GEYJ104 M 100KOHM,J,1/10W R359 ERJ6GEYJ391 M 390OHM,J,1/10W R3146 ERJ3GEYJ103 M 10KOHM,J,1/16W...
  • Page 51 TX-34P180R Ref. No. Part No. Part Name & Description Remarks Ref. No. Part No. Part Name & Description Remarks R537 ERC12GK104 S 100KOHM,K, 1/2W R899 ERX2FJ3R9H M 3.9OHM,J, 2W R538 ERC14GK225 S 2.2MOHM,K, 1/4W R901 ERJ6GEYJ561 M 560OHM,J,1/10W R540 ERDS2TJ560...
  • Page 52 TX-34P180R Ref. No. Part No. Part Name & Description Remarks JS201 ERJ6GEY0R00 M 0OHM,J,1/10W JS3135 ERJ3GEY0R00 M 0OHM,J,1/16W JS3136 ERJ3GEY0R00 M 0OHM,J,1/16W JS3142 ERJ3GEY0R00 M 0OHM,J,1/16W JS3143 ERJ3GEY0R00 M 0OHM,J,1/16W JS3180 ERJ3GEY0R00 M 0OHM,J,1/16W JS3181 ERJ3GEY0R00 M 0OHM,J,1/16W JS3185 ERJ3GEY0R00...

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