Panasonic TU-PT700U Service Manual
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Panasonic TU-PT700U Service Manual

Panasonic TU-PT700U Service Manual

Digital media receiver
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Specifications
Power Source
Power Consumption
Maximum
Stand-by condition
Dimensions (W × H × D)
Mass (weight)
Channel Capability-ATSC / NTSC
FEATURES
Accessories Supplied
Operating Condition
Temperature
Humidity
Connection Terminals
RGB INPUT
AV INPUT 1- 3
AV PROG. OUT
AUDIO OUT
COMPONENT VIDEO INPUT1-2
HDMI/AUDIO INPUT
DIGITAL AUDIO OUT
DISPLAY OUT
TU-PT700U
GP7P Chassis
120 V AC, 60 Hz
45 W
22 W
16.9" (430 mm) × 3.4" (86 mm) × 14.8" (377 mm)
approx. 13.2 lbs
VHF/ UHF : 2-69, CATV:1-135
Two screen display functions
BBE VIVA 3D
CLOSED CAPTION
3D Y/C FILTER
CableCARD TM slot
AC cord
Display-Receiver cable
32 °F - 104 °F (0 °C - 40 °C)
20 % - 80 %
D-SUB 15pin
VIDEO (Phono Jack Type)
S-VIDEO (Mini DIN 4-pin)
AUDIO L-R (Phono Jack Type × 2)
VIDEO (Phono Jack Type)
AUDIO L-R (Phono Jack Type × 2)
AUDIO L-R (Phono Jack Type × 2)
Y
PB / PR
AUDIO L-R (Phono Jack Type × 2)
HDMI type A Connector
AUDIO L-R (Phono Jack Type × 2)
PCM / Dolby Digital, Fiber Optic
D-sub 26-pin, Digital RGB 24-pin
ORDER NO. ITD0411063C1
Digital Media Receiver
LINEAR PIP
V-Chip
HDMI
JPEG Viewer
R,G,B / 0.7 Vp-p (75 W)
HD VD / TTL Level (high impedance)
1.0 Vp-p (75 W)
Y : 1.0 Vp-p (75 W) C : 0.286 Vp-p (75 W)
0.5 Vrms
1.0 Vp-p (75 W)
0.5 Vrms
0.5 Vrms
1.0 Vp-p (including sync)
0.7 Vp-p
0.5 Vrms
0.5 Vrms
© 2004 Matsushita Electric Industrial Co., Ltd. All
rights
reserved.
Unauthorized
distribution is a violation of law.
B19 Canada : B07
copying
and

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  • Page 1 ORDER NO. ITD0411063C1 B19 Canada : B07 Digital Media Receiver TU-PT700U GP7P Chassis Specifications Power Source 120 V AC, 60 Hz Power Consumption Maximum 45 W Stand-by condition 22 W Dimensions (W × H × D) 16.9” (430 mm) × 3.4” (86 mm) × 14.8” (377 mm) Mass (weight) approx.

  • Page 2: Table Of Contents

    TU-PT700U Note: Design and specifications are subject to change without notice. Weight and Dimensions shown are approximate. CONTENTS Page Page 1 Applicable signals (Video/ Component/ RGB/ PC/ HDMI input 12.8. BL-Board signals) 12.9. G-Board 2 Safety Precautions 12.10. JG-Board 2.1. General Guidelines 12.11.

  • Page 3: Applicable Signals (Video/ Component/ Rgb/ Pc/ Hdmi Input Signals)

    TU-PT700U 16.1. Replacement Parts List Notes 16.2. Electrical Replacement Parts List 1 Applicable signals (Video/ Component/ RGB/ PC/ HDMI input signals)

  • Page 4: Safety Precautions

    TU-PT700U 2 Safety Precautions 2.1. General Guidelines 1. When servicing, observe the original lead dress. If a short circuit is found, replace all parts which have been overheated or damaged by the short circuit. 2. After servicing, see to it that all the protective devices such as insulation barriers, insulation papers shields are properly installed.

  • Page 5: Prevention Of Electro Static Discharge (Esd) To

    TU-PT700U 3 Prevention of Electro Static Discharge (ESD) to Electrostatically Sensitive (ES) Devices Some semiconductor (solid state) devices can be damaged easily by static electricity. Such components commonly are called Electrostatically Sensitive (ES) Devices. Examples of typical ES devices are integrated circuits and some field-effect transistors and semiconductor "chip"...

  • Page 6: About Lead Free Solder (Pbf)

    TU-PT700U 4 About lead free solder (PbF) Note: Lead is listed as (Pb) in the periodic table of elements. In the information below, Pb will refer to Lead solder, and PbF will refer to Lead Free Solder. The Lead Free Solder used in our manufacturing process and discussed below is (Sn+Ag+Cu).

  • Page 7: Service Hint

    TU-PT700U 5 Service Hint 5.1. Chassis board layout Remove the Top cover Remove the Rear panel Remove the screws (×7). Remove the screws (×11 ), a coupler (PF1), the AC socket and release the both side locking tabs(×2 Remove the Front panel Release the Locking tabs at both side (×2...

  • Page 8: P.c.board Structure Sheet Of Gp7P Chassis

    TU-PT700U 5.2. P.C.Board structure sheet of GP7P chassis Board Name Function DT-Board ATSC interface H-Board Rear terminal (Component, Composite, S-video, Audio, Monitor out), AV input SW T-Board Analog tuner DG-Board Global tv signal processing Core (GC2M, GC2S), Micom, 64M SDRAM, Sync SW, BEE VIVA...

  • Page 9: C.board Replacement Method

    TU-PT700U 6 P.C.Board replacement method WARNING : disconnect the unit from power source before disassembly 6.1. Remove the JG-Board 1. Remove the screws (×3) and remove the JG-Board with the Bracket. 6.3. Remove the K-Board 1. Remove a coupler (K12), the screws (×3) and remove the K-Board.

  • Page 10: Remove The G-Board

    TU-PT700U 6.5. Remove the G-Board 1. Remove the couplers (G7, G10), the screws (×4) and remove the G-Board. 6.7. Remove the DV Board 6.6. Remove the DT-Board and JA- 1. Remove the screws (×4 ), the coupler (DG3: on the DG-...

  • Page 11: Remove The Dg-Board, T-Board And H-Board

    TU-PT700U 2. Remove the screws (×4 ), the hex. head screws (×4 ) and the couplers (DV3, DV7). 3. Remove the DV-Board cover bracket from the DV-Board. 6.8. Remove the DG-Board, T- Board and H-Board <DG-Board> 1. Remove the screws (×7), the couplers (DG2, DG5, DG7, DG10, DG12, DG31), DV-Board support angle and T-Board support angle.

  • Page 12: Location Of Lead Wiring

    TU-PT700U 7 Location of Lead Wiring...

  • Page 13: Alignment

    TU-PT700U 8 Alignment Preparation: 1. Connect the Digital media receiver to the Plasma display by the system cables. 2. Place the units into IIC mode of CAT mode. 8.1. Sub contrast adjustment (NTSC) Preparation PICTURE:VIVID (NORMAL SET) ADJUSTMENT DATA: BRIGH, CONT Note: Set ABL operation to off in Contrast adjustment.

  • Page 14: Sub Contrast Adjustment (Hdtv)

    TU-PT700U 8.2. Sub contrast adjustment (HDTV) Preparation PICTURE:VIVID (NORMAL SET) ADJUSTMENT DATA: BRIGH, CONT Measurement Instrument Remarks 1. Oscilloscope Picture menu: VIVID Picture pattern: 10 stair-step 2. Alignment equipment Extension cable kit (Part No.TZSC0704) 3. Remote control Adjustment Procedures 1. Apply the HD 10 stair-step signal to HD baseband signal.

  • Page 15: A/D Converter Gain Adjustment (480P . 1080I)

    TU-PT700U 8.3. A/D converter gain adjustment (480p . 1080i) Preparation PICTURE:VIVID (NORMAL SET) ADJUSTMENT DATA: BRIGH, CONT Note: Set ABL operation to off in Contrast adjustment. Measurement Instrument Remarks 1. Oscilloscope Picture menu: VIVID Picture pattern: Studio color bar 2. Alignment equipment Probe: The signal should be terminated by 75W, ±1% resistor.

  • Page 16: Self-Check Function

    TU-PT700U 9 Self-check Function When symptoms like “the power fails sometimes” or “sometimes there is no picture and/or sound” can not be confirmed at the time of servicing, the self-check function can be used to confirm the occurrence and to find the defective circuit.

  • Page 17: Power Led Blinking Timing Chart

    TU-PT700U 9.2. Power LED Blinking timing chart 1. Subject Information of LED Flashing timing chart. 2. Contents When an abnormality has occurred the unit, the protection circuit operates and reset to the stand by mode. At this time, the defective block can be identified by the number of blinkes of the Power LED on the front panel of the unit.

  • Page 18: Serviceman Mode (Electronic Controls)

    TU-PT700U 10 Serviceman Mode (Electronic Controls) These Receiver and Plasma Display have electronic technology using the I C BUS Concept. It performs as a control function and it replaces many mechanical controls. Instead of adjusting mechanical controls individually, many of the control function are now performed by using “On Screen Display Menu”.
  • Page 19 TU-PT700U Exiting the Serviceman Mode: Press the Power button on the Receiver. For Adjustments: 1. Press Channel Up/Down on the Remote Control to select one of the available Service Adjustments and press the OK button. Note: Write Down the original value set for each address before modifying anything. It is easy to erroneously adjust the wrong item.
  • Page 20 TU-PT700U JPEG Service Mode Note: To exit from JPEG Service mode, press “EXIT“ or power button on remote control.

  • Page 21: Cat (Computer Aided Test) Mode

    TU-PT700U 11 CAT (Computer Aided Test) mode To exit the CAT mode, access the ID mode and switch off the main power on the Digital media receiver. 11.1. IIC mode Select the IIC mode by Up/Down button (channel) on the remote control at the front page of CAT mode then press the OK button on the remote control.

  • Page 22: Cd Mode

    TU-PT700U 11.2. CD mode Select the CD mode by Up/Down button (Channel) on the remote control at the front page of CAT mode then press the Mute button on the remote control more than 5 sec. Micom software version (IC3801 on the DG-Board of the receiver), this version can be upgrade by 1.

  • Page 23: Iic Mode Structure (Following Items Value Is Sample Data.)

    TU-PT700U 11.4. IIC mode structure (following items value is sample data.)
  • Page 24 TU-PT700U...

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