Resumo do conteúdo contido na página número 1
AS
AS
FILE NO.
SERVICE MANUAL Remote Control Plasma
DP42545 (U.S.A.)
Color Television
(CANADA)
ORIGINAL VERSION
Chassis No. 42545-00
NOTE: Match the Chassis No. on
the unit’s back cover with
the Chassis No. in the
Service Manual.
If the Original Version
Service Manual Chassis
No. does not match the
unit’s, additional Service
Literature is required. You
must refer to “Notices” to the
Original Service Manual
prior to servicing the unit.
Contents Specifications
Safety Instructions . . . . . . . .
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SAFETY INSTRUCTIONS SAFETY PRECAUTIONS WARNING: The chassis of this receiver has a floating READING SHOULD NOT EXCEED 750 mV. AC VOLTMETER ground with the potential of one half the AC line voltage in (5000 ohms per volt or more sensitivity) respect to earth ground. Service should not be attempted by anyone not familiar with the precautions necessary when working on this type of equipment. The following precautions must be observed: TELEVISION RECEIVER 1. An isolation transformer must be connect
Resumo do conteúdo contido na página número 3
SERVICE ADJUSTMENTS GENERAL This set has an On-screen Service Menu system included in Volume – : Enter Service Menu the CPU that allows remote operation for most of the ser- vice adjustments. ON-SCREEN SERVICE MENU SYSTEM 1. Enter the Service Menu: CH POWER VOL • While pressing the Volume (–) button on the televi- sion, press the Number Key 1 on the remote control unit. The Service Menu will now appear. Service Menu Display __SERVICE __0 Item No. W/B_B/B_________R_Drive Name CVBS_W/B_____
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ON-SCREEN SERVICE MENU No. Name Initial Data Note 000 CVBS/S_W/B__R Drive 20h White Balance Adjustment (R), Composite/S Video 001 CVBS/S_W/B__G Drive 20h White Balance Adjustment (G), Composite/S Video 002 CVBS/S_W/B__B Drive 20h White Balance Adjustment (B), Composite/S Video 003 CVBS/S_B/B__R Cutoff 03h Black Balance Adjustment (R), Composite/S Video 004 CVBS/S_B/B__G Cutoff 03h Black Balance Adjustment (G), Composite/S Video 005 CVBS/S_B/B__B Cutoff 03h Black Balance Adjustment (B), Composite
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No. Name Initial Data Note 046 Sub Image_CVBS/S_V_Coring 02h 047 Sub Image_CVBS/S_V_Pairing 04h 048 Sub Image_CVBS/S_V_Vlinsw 01h 049 Sub Image_CVBS/S_3DYCSh 00h 050 Sub Image_CVBS/S_Filter_1 03h 051 Sub Image_CVBS/S_Filter_2 01h 052 Sub Image_RF_Contrast 22h 053 Sub Image_RF_Bright 6Ah 054 Sub Image_RF_Color 58h 055 Sub Image_RF_Tint 40h 056 Sub Image_RF_H_Sharp 15h 057 Sub Image_RF_Sub_Sharp 13h 058 Sub Image_RF_H_Detail 00h 059 Sub Image_RF_H_Shoot 10h 060 Sub Image_RF_H_Coring 05h 061 Sub Im
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No. Name Initial Data Note 097 Sub Image_D2_V_Pairing 04h 098 Sub Image_D2_V_Vlinsw 01h 099 Sub Image_D2_Filter_1 03h 100 Sub Image_D2_Filter_2 01h 101 Sub Image_D3_Contrast 24h 102 Sub Image_D3_Bright 80h 103 Sub Image_D3_Color 64h 104 Sub Image_D3_Tint 3Fh 105 Sub Image_D3_H_Sharp 0Fh 106 Sub Image_D3_Sub_Sharp 10h 107 Sub Image_D3_H_Detail 00h 108 Sub Image_D3_H_Shoot 10h 109 Sub Image_D3_H_Coring 05h 110 Sub Image_D3_H_PeakF 55h 111 Sub Image_D3_V_Sharp 01h 112 Sub Image_D3_V_Coring 02h 113
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No. Name Initial Data Note 148 Sub Image_Digital_Filter_2 01h 149 Step_Contrast 03h Step Number of Contrast 150 Step_Bright 01h Step Number of Brightness 151 Step_Color 01h Step Number of Color 152 Step_Tint 01h Step Number of Tint 153 Step_Sharp 01h Step Number of Sharpness 154 StaticGamma_Selg1stc 16h 155 StaticGamma_Selg2stc 16h 156 B/S_CVBS/S/D1/D2_Start 10h Black Stretch 157 B/S_CVBS/S/D1/D2_Bapl 02h Black Stretch 158 B/S_CVBS/S/D1/D2_Area 01h Black Stretch 159 B/S_CVBS/S/D1/D2_Bpgstp2 01h
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No. Name Initial Data Note 199 CTI_Cselfil 01h CTI Setting 200 CTI_Cselfil 01h CTI Setting 201 CTI_Selccoa 01h CTI Setting 202 CTI_Selclim 01h CTI Setting 203 N/H_ON CVBS/S_Venhslice 02h Noise Hunter Setting (User Setting) 204 N/H_ON CVBS/S_Noise Gain 03h Noise Hunter Setting (User Setting) 205 N/H_ON CVBS/S_Sharpdown 09h Noise Hunter Setting (User Setting) 206 N/H_OFF CVBS/S_Venhslice 00h Noise Hunter Setting (User Setting) 207 N/H_OFF CVBS/S_Noise Gain 00h Noise Hunter Setting (User Setting) 2
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No. Name Initial Data Note 250 PLL Cont_RF_SEPA LVL 00h PLL Control, RF 251 PLL Cont_RF_HD AMP1 02h PLL Control, RF 252 PLL Cont_RF_HD GAIN1 0Eh PLL Control, RF 253 PLL Cont_RF_HD AMP2 04h PLL Control, RF 254 PLL Cont_RF_HD GAIN2 0Dh PLL Control, RF 255 PLL Cont_RF_HD AMP3 05h PLL Control, RF 256 PLL Cont_RF_HD GAIN3 06h PLL Control, RF 257 PLL Cont_AV_SEPA LVL 00h PLL Control, AV (CVBS/S) 258 PLL Cont_AV_HD AMP1 02h PLL Control, AV (CVBS/S) 259 PLL Cont_AV_HD GAIN1 0Eh PLL Control, AV (CVBS/S)
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No. Name Initial Data Note 301 SRT_Digital 02h 302 Clock Polarity 00h 303 Rotation_Minute 1Eh 304 ROM Correction_Number 01 02h Address 305 ROM Correction_Number 02 02h Address 306 D-Clamp_D1 03h 307 D-Clamp_D1 03h 308 Power ON_Enable Time 64h 309 AD9985_Phase_D2 10h 310 AD9985_Phase_D3 10h 311 AD9985_Phase_D4 10h 312 AD9985_Gain_D2-R A0h 313 AD9985_Gain_D2-G A0h 314 AD9985_Gain_D2-B A0h 315 AD9985_Gain_D3-R A0h 316 AD9985_Gain_D3-G A0h 317 AD9985_Gain_D3-B A0h 318 AD9985_Gain_D4-R A0h 319 AD9985
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No. Name Initial Data Note 352 TA1318_FAN Td 00h Fan Control (Turn) 353 TA1318_FAN Te 00h Fan Control (Turn) 354 TA1318_FAN Tf 04h Fan Control (Turn) 355 TA1318_Power Error 00h Error Information (history) 356 OSD H-POS 1Fh OSD Horizontal Position 357 Color Temp_Warm_Color 00h Color Gain by Color Temperature, Differential Data 358 Color Temp_Warm_Tint 00h Tint by Color Temperature, Differential Data 359 Color Temp_Cool_Color 00h Color Gain by Color Temperature, Differential Data 360 Color Temp_Co
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SERVICE ADJUSTMENTS (Continued) 3. Set the television to following conditions: WHITE BALANCE ADJUSTMENT Picture: AUTO Composite (External Video Input) Color Enhancer: Normal 1. Connect a color-bar generator to the external Picture Size: Full (composite) video input terminal. Display Area: 16:9 2. Switch the generator to the white pattern. 4. Enter the Service Mode. The Menu display will appear. 3. Set the television to following conditions: 5. Select “White Balance Adjustment” Menu. Picture: SP
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POWER FAILURE CIRCUIT The CPU (IC801) is programmed so the set will go to the standby mode when there is a circuit failure as described below. (Refer to”Power Supply Lines” page 38.) 1. Power Failure 1: Detected voltage failure for analog circuit. (Connected to IC801 pin 52.) (Normal: High, Failure: Low) 2. Power Failure 2: Detected voltage failure for Audio AMP IC. (Connected to IC801 pin 53.) (Normal: Low; Failure: High) 3. Power Failure 3: Detected voltage failure for digital circuit. (Connec
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MECHANICAL DISASSEMBLY BACK CABINET REMOVAL – SIDES Remove 24 screws to take the side cabinets off. (A:3X8, 6pcs; B:4X12, 18pcs) B B B B B B A A B B B A A B B B A A AC IN120V SERVICE DIGITAL DIGITAL AUDIO ANTENNA IN UHF/VHF/CATV OUTPUT B B B B B B BACK CABINET REMOVAL– CENTER Remove 32 screws to take the back cabinet off. (C:3X8, 11pcs; D:4X12, 17pcs; E:6X18, 4pcs) D D D D D D C C C E E D D D D E E C C C C C C D D C C D D D D D — 14 —
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BOARD LOCATIONS 4 6 6 2 3 1 5 1: Main Board 4: Key SW Board 2: D-TU (Digital) Board 5: Control Board 3: Filter Board 6: Speakers 1: MAIN BOARD REMOVAL 4: KEY SW BOARD REMOVAL Remove 4 screws (3X8) to take the main board with the Remove a screw (4X12) to take the key switch board with shield case (assembly parts) off. the panel, button, and holder (assembly parts) off. 2: D-TU BOARD REMOVAL 5: CONTROL BOARD REMOVAL Remove 3 screws (3X8) to take the D-TU (digital) board with The control board ca
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MECHANICAL DISASSEMBLY (CONT.) STAND REMOVAL Position TV face down on a padded or cushioned surface to protect the screen and finish. Remove 2 screws (6X18) from each foot and remove. FILTER GLASS REMOVAL 1. Remove the key switch board. 2. Disconnect the following socket connections. Control Board ~ Main Board: K8E Speakers ~ Main Board: KSP8LR 3. Remove 8 screws (4X8) to take the panel module, power unit, and panel holders (Mounting Brackets) with boards off. — 16 — F F F T U UHF H //V VH H /
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4. Remove 20 screws (G:3X8) to take the filter glass and upper plates off. F G G F G G G F G F G F G F F G G F F F F G G F F G F G F G F G F G F G G G FRONT CABINET REMOVAL 1. Remove 18 screws (F:4X12) to take the filter glass with upper and lower plates (assembly parts) off. 2. Remove the speakers. 3. Remove a screw (4X10) to take the control board and holder off. Control Board (Upper) Holder (Lower) — 17 —
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MECHANICAL DISASSEMBLY (CONT.) PANEL MODULE REMOVAL 1. Remove the key switch board. 2. Disconnect the following socket connections. Main Board ~ Power Unit: CN8004, CN8007 D-TU Board ~ Power Unit: CN8010 Filter Board ~ Power Unit: CN800 Control Board ~ Main Board: K8E Speakers ~ Main Board: KSP8LR PDP Module ~ Main Board: K8L 3. Remove the main board, D-TU board, and filter board. 4. Remove the 16 screws from the panel holders (Mounting Brackets) to take the panel module off. (H:4X8, 14pcs; I:
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POWER UNIT REMOVAL Remove 9 screws to take the power unit off. ATTENTION This PDP TV uses several different kinds of screws. Using the correct screw is required to prevent damage. The gasket is provided to prevent interference to other radio and television receivers. The gasket should be returned to its previous posi- tion after servicing. Lead wires should be redressed to previous positions after servicing. — 19 —
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CHASSIS ELECTRICAL PARTS LIST CAUTION: To Protect against electrical shock and for continued product safety, refer to SAFETY PRECAUTIONS, and PRODUCT SAFETY NOTICE on Page 2. PRODUCT SAFETY NOTICE PRODUCT SAFETY SHOULD BE CONSIDERED WHEN A REPLACEMENT IS MADE IN ANY AREA OF A RECEIVER. COMPONENTS INDICATED BY A STAR ( ) IN THIS PARTS LIST AND THE SCHEMATIC DIAGRAM DESIGNATE COMPONENTS IN WHICH SAFETY CAN BE OF SPECIAL SIGNIFICANCE. IT IS PARTICULARLY RECOMMENDED THAT ONLY PARTS DESIGNATED ON
