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Pioneer PDP-505HD Service Manual

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PLASMA DISPLAY

PDP-505HD
THIS MANUAL IS APPLICABLE TO THE FOLLOWING MODEL(S) AND TYPE(S).
Model
Type
PDP-505HD
KUC/1
¶ This service manual should be used together with the following manual(s).
Model No.
PDP-502MX
In PDP-505HD, there are two different models (original model and value analysis model).
Confirm the mark and serial No. of the product rear side, and use each service manual.
PRODUCT REAR SIDE
Serial No.
∗ ∗ ∗ ∗ ∗
1
(
CONTENTS
1. SAFETY INFORMATION .................................... 2
....................................................... 18
4. PCB DIAGRAM ....................... Refer to ARP3078
5. PCB PARTS LIST ............................................. 52
6. ADJUSTMENT .................................................. 66
PIONEER CORPORATION
PIONEER ELECTRONICS SERVICE, INC. P.O. Box 1760, Long Beach, CA 90801-1760, U.S.A.
PIONEER EUROPE NV Haven 1087, Keetberglaan 1, 9120 Melsele, Belgium
PIONEER ELECTRONICS ASIACENTRE PTE. LTD. 253 Alexandra Road, #04-01, Singapore 159936
PIONEER CORPORATION 2000
Power Requirement
AC120V
Order No.
ARP3078
SCHEMATIC DIAGRAM, PCB DIAGRAM and IC INFORMATION
Discrimination seal
)
(SILVER)
4-1, Meguro 1-chome, Meguro-ku, Tokyo 153-8654, Japan
The service manual ARP3080
was revised in October, 2000.
Please use this revised edition
instead of the 1st one.
Remarks
SERIAL NO.
Serial No.
1 ∗ ∗ ∗ ∗ ∗
OTHER
7. GENERAL INFORMATION .............................. 80
7.1 DIAGNOSIS ................................................ 80
7.1.1 DIAGNOSIS METHOD ...................... 80
7.1.2 DISASSEMBLY ................................. 90
7.1.3 WIRING ............................................. 92
7.2 IC
............................. Refer to ARP3078
....................................................... 96
T-ZZA NOV. 2000 Printed in Japan
ORDER NO.
ARP3080
Remarks
Service Manual
ARP3080 [This manual]
ARP3078 (PDP-502MX)
ARP3043
ARP3044 (PDP-502MX)

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Summary of Contents for Pioneer PDP-505HD

  • Page 1: Table Of Contents

    ARP3078 SCHEMATIC DIAGRAM, PCB DIAGRAM and IC INFORMATION In PDP-505HD, there are two different models (original model and value analysis model). Confirm the mark and serial No. of the product rear side, and use each service manual. PRODUCT REAR SIDE SERIAL NO.

  • Page 2: Safety Information

    PDP-505HD 1. SAFETY INFORMATION This service manual is intended for qualified service technicians; it is not meant for the casual do-it-yourselfer. Qualified technicians have the necessary test equipment and tools, and have been trained to properly and safely repair complex products such as those covered by this manual.

  • Page 3: Product Safety Notice

    1.2 PRODUCT SAFETY NOTICE Leakage Current Hot Check Many electrical and mechanical parts in PIONEER set have special safety related characteristics. These are often not evident from Plug the AC line cord directly into an AC power source (do not use visual inspection nor the protection afforded by them necessarily an isolation transformer for this check).
  • Page 4 PDP-505HD 1.3 CHARGED SECTION AND HIGH VOLTAGE GENERATING POINT 7 Charged Section 7 High Voltage Generating Point The places where voltage is 100V or more except for the charged The places where the commercial AC power is used without passing through the power supply transformer.
  • Page 5 PDP-505HD...

  • Page 6: Exploded Views And Parts List

    PDP-505HD 2. EXPLODED VIEWS AND PARTS LIST NOTES : Parts marked by “ NSP ” are generally unavailable because they are not in our Master Spare Parts List. mark found on some component parts indicates the importance of the safety factor of the part.
  • Page 7 PDP-505HD PACKING PARTS LIST Mark No. Description Part No. Mark No. Description Part No. Under Pad R AHA2239 Warranty ARY1094 Under Pad L AHA2240 …………………………… Upper Pad R AHA2241 Remote Control Unit AXD1447 Upper Pad L AHA2242 (CU-PDP008) Upper Pad C...
  • Page 8 PDP-505HD 2.2 REAR CASE SECTION Refer to "2.3 EXTERIOR (1/3)".
  • Page 9 PDP-505HD REAR CASE SECTION PARTS LIST Mark No. Description Part No. Siricon Sheet L AEH1034 …………………………… Barrier AMR3166 Screw BBZ40P160FZK Rear Case Frame AMR3170 Rear Case ANE1579 …………………………… Screw Collar AEC1848 Screw AMZ30P100FZK Hole Rivet AMR2969 Solder Warning Label AAX2644...
  • Page 10 PDP-505HD 2.3 EXTERIOR (1/3) Refer to "2.4 EXTERIOR (2/3)". Refer to "2.6 FRONT CASE SECTION".
  • Page 11 PDP-505HD EXTERIOR (1/3) SECTION PARTS LIST Mark No. Description Part No. Mark No. Description Part No. MAIN POWER ASSY AWZ6506 Fan Angle Cushion AED1193 Fuse (10A, FU101) AEK1071 Screw PPZ50P100FZK VIDEO ASSY AWZ6539 PCB Hinge AEC1807 …………………………… Screw AMZ30P060FMC ……………………………...
  • Page 12 PDP-505HD 2.4 EXTERIOR (2/3) Refer to "2.5 EXTERIOR (3/3)".
  • Page 13 PDP-505HD EXTERIOR (2/3) SECTION PARTS LIST Mark No. Description Part No. Mark No. Description Part No. Control Shield Case ANK1626 Frame Shield H ANK1609 Frame H ANG2396 Control Shield Cover ANK1627 Frame V ANG2344 Control Shield Plate ANG2380 …………………………… Frame Shield V ANK1610 ……………………………...
  • Page 14 PDP-505HD 2.5 EXTERIOR (3/3) Note*: No.47 is a special screw. Please fix to an original place. Please never use other screws. ∗ ∗ ∗ ∗ ∗ ∗ (× 40)
  • Page 15 PDP-505HD EXTERIOR (3/3) SECTION PARTS LIST Mark No. Description Part No. Mark No. Description Part No. …………………………… Plastic Rivet AMR1066 …………………………… …………………………… …………………………… Frame Assy ANA1646 …………………………… SCAN (A) ASSY AWZ6518 …………………………… SCAN (B) ASSY AWZ6519 …………………………… Hot Plate ANG2416 ……………………………...
  • Page 16 PDP-505HD 2.6 FRONT CASE SECTION...
  • Page 17 PDP-505HD FRONT CASE SECTION PARTS LIST Mark No. Description Part No. Mark No. Description Part No. Panel Shield V ANK1604 SIDE SWITCH ASSY AWZ6543 LED Lens AAK2695 Panel Holder V ANG2337 Control Name Plate AAK2758 Panel Cushion V AED1190 Control Shield ANK1606 ……………………………...

  • Page 18: Block Diagram And Schematic Diagram

    PDP-505HD 3. BLOCK DIAGRAM AND SCHEMATIC DIAGRAM 3.1 OVERALL BLOCK DIAGRAM CABLE ASSY CABLE ASSY CABLE ASSY MAIN POWER ASSY VSUS VADR SW PWR SW PWR SW PWR Process DELAY DELAY CLP Pulse HI PWR Gen. OFF SW Vsus PD CONT...
  • Page 19 PDP-505HD Note: When ordering service parts, be sure to refer to "EXPLODED VIEWS AND PARTS LIST" or "PCB PARTS LIST". VADR VADR SCAN (A) ASSY CABLE ASSY CLKB CLKB IC5V VADR Gen. VADR U/B/ PULSE 3.3V IC5V TOP ADR DAT...
  • Page 20 PDP-505HD 3.2 VIDEO ASSY SECTION (1/2) 5V1_AZ To VIDEO Assy (2/2) 5V1_AZ IC3206 TC35071F Auto Zoom IC Clamp Video A/D IC3205 11 52 HG62G010R29F3 IC102 4 22 YC_VY CLP_AZ YSYNC_AZ 9V_SIG 5V_PIC 5V_PIC YC_C Y/B–Y/R–Y DECODER SYNC SEPA. TV JUNGLE IC B–Y...
  • Page 21 PDP-505HD Screen K2904 K2903 K2901 AD OUT IP Process (VD) (HD) (CLK) NTSC 15.734k 40.28M Single (A) 48.36k 32.50M Dual (A/B) Through XGA (60) DATA_Z ZOOM_CE 9V_SIG +5V_PLL +3.3AD +5AD 5V_PIC CN2901 2048f HAFC 1/1024 R (B) IC3202 IC3204 IC3203...
  • Page 22 PDP-505HD 3.3 VIDEO ASSY SECTION (2/2)
  • Page 23 PDP-505HD Waveforms of VIDEO ASSY Synchronous Signal Processing Block Synchronous Signal Processing Block Synchronous Signal Processing Block 2 (When INPUT1 NTSC RAMP signal is input) (When INPUT1 NTSC RAMP signal is input) (INPUT4 PC siganl VESA: 1280x1024@60Hz (SXGA@60Hz) CH1: VIDEO input...
  • Page 24 PDP-505HD Synchronous Signal Processing Block 2 (INPUT4 PC siganl VESA: YC_VY R output 1280x1024@60Hz (SXGA@60Hz) (INPUT1 NTSC Color Bar) (INPUT3, 4 NTSC Color Bar Y/Cb/Cr) when there is signal input [ separate H, V ] R179 IC306 (Pin 15) V : 20mV/div H : 20msec/div...
  • Page 25 PDP-505HD R output INT_Y input (INPUT1 NTSC Color Bar) (INPUT1 NTSC Color Bar) IC1401 (Pin 35) IC1401 (Pin 5) V : 50mV/div H : 20msec/div V : 20mV/div H : 20msec/div INT_Cb input G output (INPUT1 NTSC Color Bar) (INPUT1 NTSC Color Bar)
  • Page 26 PDP-505HD 3.4 SYNC SIGNAL PROCESSING BLOCK SYNC CONTROL PLD Noise cancel processing IC2005(PDY069) Countermeasure for copy guard Limit to U-com processing velocity (Max: 200kHz) Noise IC2004(2/2) HD_MASK Mask TC74VHC123 Gate Control signal for switching MASK_DSW mask width (Lo : In PC input)
  • Page 27 PDP-505HD PLL output HD for A/D sampling & clock SYNC reference K2432 DIVOUT K2029 HD_PLL AMP/AD/PLL IC PLL input HD IC2402 (CXA3506R) HOLD controlling signal for comparing PLL phase comparison. K2030 HOLD_PLL 1_2CLK HOLD signal generation circuit for PLL control...
  • Page 28 PDP-505HD 3.5 DIGITAL VIDEO ASSY SECTION +3.3V +3.3V (IC#101) CN3403 Y (8bit) R (B) IC1901 Pb (8bit) IC1951 (PE5066A) WRITE CLK (SYSTEM CLK) Pr (8bit) IP PROCESSOR (UPD4811650GF-A10) G (B) 16M SGRAM B (B) X Speed +3.3V Process X dencity...
  • Page 29 PDP-505HD VACANT +3.3V +3.3V (IC#22) To Panel U-com DATA IC2602 TEM CLK) ARRANGE (HY58163210TQ-10) 16M SGRAM DATA CONVERT X3201 +3.3V 62MHz CONT IC2603 (HY58163210TQ-10) IC2601 16M SGRAM (PE5063A) 16bit × 2 SUB FIELD (IC#21) CONVERSION VLD_A VLD_B FIELD ASK CONT +3.3V...
  • Page 30 PDP-505HD Waveforms of DIGITAL VIDEO ASSY Blanking waveform for analog use I-P H synchronous waveform H synchronous waveform CH1: TP3410 (HDIP) CH1: TP3410 (HD_IP) TP2155 V : 1V/div H : 2msec/div CH2: TP3405 (CLP1) CH2: IC1801 Pin 168 (Hi) –– IC1901 Pin 57 CH3: TP3406 (CLP2) CH3: IC1901 Pin 55 (Hp) ––...
  • Page 31 PDP-505HD Address resonant output waveform IC1801 HD input waveform IC1901 clock input waveform IC2910 Pin 13 CN3404 Pin 29 (HD_IP), TP3410 CN3404 Pin 26 (CLK_101), TP3413 V : 1V/div H : 2msec/div V : 1V/div H : 10msec/div V : 1V/div H : 20nsec/div...
  • Page 32 PDP-505HD Address control signal IC3304 Pin 11 (LBLK) V : 1V/div H : 2msec/div Address control signal IC3308 Pin 15 (CLKDUI) V : 1V/div H : 0.1msec/div Address control signal CN3275 Pin 26 (LEDUI) V : 1V/div H : 0.5msec/div...
  • Page 33 PDP-505HD 3.6 X DRIVE ASSY SECTION...
  • Page 34 PDP-505HD 3.7 Y DRIVE ASSY SECTION IC5V IC3607 HBLK1 TP3600 IC3602 TP3604 SCAN BLOCK IC3611 TP3601 IC5V PSUS IC3600 (TC74VHC541FT) R3602 IC3610 IC3604 SI DATA TP3605 R3603 TP3602 IC3609 CN3605 HBLK2 TP3606 HBLK1 IC3605 LBLK TP3603 LE_S IC3606 (TC74VHC541FT) IC3613...
  • Page 35 PDP-505HD SUSTAIN BLOCK PDP Pulse Module IC3702 (STK795-450) VSUS (175V) VSUS SUS-B 175V SUSOUT SUS-U SUS-D VSUS/2 SUS-G SUSGND +5V For Logic Block PDP Pulse Module IC3707 (STK795-450) VSUS (175V) VSUS SUS-B 175V +12V SUSOUT O. C DET. SUS-U SUS-D...
  • Page 36 PDP-505HD Waveforms of X DRIVE Assy, Y DRIVE Assy and SCAN MODULE Sustained waveform Sustained waveform (1st sub-field) Sustained waveform (portion where sustaining was ended; enlarged) CH1: P.SUS TP3716 (P.SUS) – TP3713 (SUS.GND) CH1: X drive waveform CH1: X drive waveform V: 50V/div., H: 500nsec/div.
  • Page 37 PDP-505HD Sustained waveforms SCAN IC Y-drive sustained waveforms control waveform (1 sub-field) (for 1 field) (selected pulse portions of waveforms; 1 sub-field) CH1: Y drive waveform TP3716 (P.SUS) – TP3713 (SUS.GND) CH1: SCAN output waveform CH1: Y drive waveform V: 50V/div., H: 200µsec/div.
  • Page 38 3D Y/C SEPA. IC3604 (M38869FFAHP) uPD64081B RS-232C CONTROLLER ∗CB_MUTE TC74HC00AF OSD IC ∗OSD_CLR M35070 (35071) ∗OSD_CE OSD IC PD0264AM-TFB OSD_H RXD/CB OUT (PDP-505HD Only) RS-232C DRIVER/RECEIVER MC145407F ∗PLD_CE 0–5V DC AUDIO PRE-AMP PE9006B ∗A_MUTE1 ∗PLL_CE ∗A_MUTE2 A_MUTE3 AUDIO SC_DT CXA3106A CIRCUIT...
  • Page 39 PDP-505HD Waveforms of U-COM ASSY IC3602-pin4 IC3604-pin7 (CLK2) IC3604-pin28 (Clock input: X3602) V :2V/div H : 50msec/div (Clock input: X3601) V : 1V/div H : 1msec/div IC3604-pin7 (CLK2)(enlarged) V :2V/div H : 50nsec/div V :2V/div H : 20msec/div IC3604-pin8 (DATA2)
  • Page 40 PDP-505HD Pin Function PDP- PDP- PDP- Name Function Operation of Terminals (during power on) 502MX 502MXE 505HD S2_DET S2 Signal detection 0–1.3V: Normal, 1.4–2.4V: Letter Box, 2.5–5V: Squeeze –– OPTION Option Video Box detection High: non existence, Low: existence of Video Box ––...
  • Page 41 PDP-505HD PDP- PDP- PDP- Name Function Operation of Terminals (during power on) 502MX 502MXE 505HD *YLW Yellow LED lighting Low: In lighting Yellow LED I_DET Not used IP_BUSY BUSY signal from IP u-com High: At the timing of VD SYNC...
  • Page 42 PDP-505HD 3.9 MAIN POWER ASSY SECTION In rush R D131 TP131 POWER FACTOR CONTROL R133 +B (380V) R134 L133 AEK1071 R168 RY101 D132 FU101 Q201 SW Tr (2SK2847) R140 +B Adj R166 VR131 D190 RCC CONT IC131 Q131 Q136 Power...
  • Page 43 PDP-505HD TP201 VSUS Discharging R VSUS D213 D212 R228 R227 R226 R262 R263 R264 T202 (170V) ATK1137 170V D202 Q202 VSUS+10V Q201 SW Tr (2SK2847) Q415 IC403 VSUS TRANS T201 IC405 ATK1137 One Shot VR201 IC204 Q416 VSUS VADR OTL CONT...
  • Page 44 PDP-505HD 3.10 FAN CONTROL SECTION...
  • Page 45 PDP-505HD...
  • Page 46 PDP-505HD 3.11 OVERALL CONNECTION DIAGRAM (1/2) ADX2643...
  • Page 47 PDP-505HD ADX2643 ADX2643 ADX2643 ADX2643 ADX2643...
  • Page 48 PDP-505HD 3.12 OVERALL CONNECTION DIAGRAM (2/2) L0006 ATX1041- L0007 ATX1041-...
  • Page 49 PDP-505HD ADX2643 ADX2643 ADX2643 ADX2643...
  • Page 50 PDP-505HD Note: As to the other schematic diagrams, refer to the service manual ARP3078 for PDP-502MX/LUCBW/1. 3.13 VIDEO ASSY (AUTO ZOOM BLOCK)
  • Page 51 PDP-505HD AUTO ZOOM BLOCK...

  • Page 52: Pcb Parts List

    PDP-505HD 5. PCB PARTS LIST NOTES : ÷ Parts marked by “ NSP ” are generally unavailable because they are not in our Master Spare Parts List. ÷ The mark found on some component parts indicates the importance of the safety factor of the part.
  • Page 53 PDP-505HD Mark No. Description Part No. Mark No. Description Part No. Q1654–Q1656, Q2004, Q2008 2SA1037K C2074, C2075 CCSQCH100D50 Q2404–Q2406, Q306, Q308–Q310 2SA1037K C2219, C2443, C3237 CCSQCH101J50 Q3206 2SA1037K C1228 CCSQCH120J50 Q710, Q714, Q716, Q720, Q722 2SA1037K Q102–Q110, Q1101, Q112–Q114 2SC2412K...
  • Page 54 PDP-505HD Mark No. Description Part No. Mark No. Description Part No. C3413, C3415, C3417, C3419, C3424 CEV470M16 C128, C1280, C1283, C1286, C129 CKSRYF104Z16 C3426, C3428, C537, C703, C705 CEV470M16 C1290, C136, C137, C1413 CKSRYF104Z16 C729, C3207, C3209, C3233 CEV470M16 C1421, C1422, C1425, C1430–C1438...
  • Page 55 PDP-505HD Mark No. Description Part No. Mark No. Description Part No. R1664 RS1/10S1102F R204–R206 RS1/10S750J R3234 RS1/10S111J R523–R525 RS1/10S750J R1672 RS1/10S1300F R704 RS1/10S751J R1225, R2079 RS1/10S1502F R1219 RS1/10S752J R3213 RS1/10S151J R305, R506 RS1/10S753J R1142, R1143 RS1/10S152J R3246 RS1/10S754J R1233, R1234, R1256, R1257...

  • Page 56: Indicator Assy

    PDP-505HD Mark No. Description Part No. Mark No. Description Part No. IC2307, IC2309 NC7ST00P5 FAN CABLE (B) ASSY IC2308, IC2312 NC7ST08P5 CAPACITORS IC2252 PD0264AM C4261 CEV470M16 IC2260 PDY061A IC2101 PE5061A IC2151 PE5062A IC2601, IC2701, IC2801 PE5063A IR RECEIVE ASSY IC2201...
  • Page 57 PDP-505HD Mark No. Description Part No. Mark No. Description Part No. C3219, C3220 CCSRCJ3R0C50 R2010, R2011, R2015, R2027, R2031 RAB4C470J C3107, C3108, C3217 CEHV100M16 R2203–R2226, R2256, R2272, R2273 RAB4C470J C3106, C566, C568, C616, C618 CEHV101M16 R2315, R2318, R2319, R2333–R2335 RAB4C470J...
  • Page 58 PDP-505HD Mark No. Description Part No. Mark No. Description Part No. D3404–D3407 D1FL40 COILS AND FILTERS D3402 UDZ15B L1003 (100µH) ATH1074 L1102 (22µH) ATH1081 COILS AND FILTERS L1004 (0.3µH) ATH1103 L3404, L3409 (100µH) ATH1064 L3401, L3402, L3405, L3406 (47µH) ATH1080 CAPACITORS L3403 (10µH)
  • Page 59 PDP-505HD Mark No. Description Part No. Mark No. Description Part No. D3616, D3625–D3632 RD15MB CN3606, CN3612, CN3911 B11B–PH–SM3 D3604 RD3.0MB CONNECTOR D3954 UDZS5.1B CN3608 CONNECTOR B12B–PH–SM3 CN3912 CONNECTOR B13B–PH–SM3 CN3921 4P CONNECTOR B4PS–VH CAPACITORS CN3920, CN3929 B6B–PH–SM3 C3624 CCSRCH101J50 CONNECTOR...
  • Page 60 PDP-505HD Mark No. Description Part No. Mark No. Description Part No. CAPACITORS D131, D213 FCF16A60 D111 S1WB (A) 60B C5741 CKSRYB472K50 D113 S2L60 D212 SF10JZ47 RESISTORS D118, D216 UDZ12B All Resistors RS1/16S D217, D307 UDZ27B OTHERS D454 UDZ3.6B D148, D149, D219...
  • Page 61 PDP-505HD Mark No. Description Part No. Mark No. Description Part No. C120 CEHAT100M50 R189, R197, R351, R352 RS1/2S274J C406 CEHAT101M10 R214 RS1/2S394J C204, C304, C402 CEHAT101M25 R137 RS1/2S473J C146 CEHAT101M50 R140 RS1/2S474J C117, C409 CEHAT220M50 R138 RS1/2S563J C227, C405, C415, C424...
  • Page 62 PDP-505HD Mark No. Description Part No. Mark No. Description Part No. CAPACITORS OTHERS C221 (2.2µF/25V) ACH1278 CN308 4P SOCKET 52418–0410 C222 CEHAT100M50 CN307 5P SOCKET 52418–0510 C223 CEHV4R7M35 C220 CKSRYB103K50 C218 CQMA103J50 RCC CONTROL (C) ASSY C219 CQMA222J50 SEMICONDUCTORS RESISTORS...
  • Page 63 PDP-505HD Mark No. Description Part No. Mark No. Description Part No. RESISTORS Y DRIVE ASSY R260 RS1/2S100J SEMICONDUCTORS Other Resistors RS1/10S IC705, IC762, IC854 AN1431M IC3602, IC3605, IC3607, IC3609, IC3611 HCPL–M611 OTHERS IC3703, IC3710 HCPL–M611 CN208 5P SOCKET 52418–0510 IC701, IC750...
  • Page 64 PDP-505HD Mark No. Description Part No. Mark No. Description Part No. R705, R706, R717, R761, R770 RS1/10S103J T700 ATK1132 R772, R854 RS1/10S103J T750 ATK1143 R824 RS1/10S104J TRANSFORMERS R713, R773, R853, R858 RS1/10S1201F T850 ATK1140 R753, R764, R807, R822 RS1/10S122J R751, R756, R757, R762...
  • Page 65 PDP-505HD Mark No. Description Part No. C3803, C3806–C3809, C3814–C3819 CCSRCH390J50 C3823–C3826, C3828, C3830 CCSRCH390J50 C3834–C3837, C3839, C3840, C3844 CCSRCH390J50 C3846–C3850, C3854, C3856–C3861 CCSRCH390J50 C3810, C3820, C3831, C3841, C3851 CKSRYF104Z16 C3862 CKSRYF104Z16 RESISTORS R3801–R3803, R3805, R3809, R3810 RAB4C221J Other Resistors RS1/16S OTHERS CN3801, CN3803–CN3807...

  • Page 66: Adjustment

    PDP-505HD 6. ADJUSTMENT SERVICE FACTORY MODE Perform the operations of Service factory mode using the remote control unit provided with thePDP-501HD (CU-PD001: AXD1432) or the remote control unit provided with the PDP-502HD (CU-PDP009: AXD1673). Entering Service Factory Mode Normal Operation Mode...

  • Page 67: Service Mode

    PDP-505HD SERVICE MODE Version of the system micro computer Signal mode discrimination of current input signal ∗∗ P D 5 6 2 3 – M O D E 0 6 – A / N N: NTSC (INPUT 1 only) None: RGB : 1 5 .

  • Page 68: Picutre Mode

    PDP-505HD Holizontal Vertical Signal Mode Input Signal Panel Display Frequency Frequency Remarks Dot ∗ Line Dot ∗ Line VIDEO Fv (Hz) Fh (Hz) 640 ∗ 480 (VGA) 640 ∗ 480 72.0 37.9K 18-0 –– ORIGINAL (VESA: 37.861k/72.809) 1024 ∗ 768 18-1 ––...
  • Page 69 PDP-505HD REFERENCE 1 mode Adjustment mode independent of input signal format / Data stored in EEPROM of UCOM ASSY Setting Value Remote Adjustment Adjusting & Setting Item Control C. VIDEO/YC COMPONENT RGB VIDEO Parameter STD × 2 HDTV STD × 2 HDTV...
  • Page 70 PDP-505HD INITIALIZE mode (Common for all input signal types and formats) Remote Adjustment Setting Input Signal Current Menu Adjusting & Setting Item Control Key Parameter Value I N I T I A L I Z E M O D E 0 6 – A / N SUB VIDEO Go to SUB VIDEO adjustment menu with "SET"...
  • Page 71 PDP-505HD DISP POSI. mode (Common for all input signal types and formats) Remote Adjustment Adjusting & Setting Item Setting Value Control Key Parameter Input Signal Current Menu H POSI. Horizontal display position offset D I S P P O S I T I O N M O D E 0 6 –...
  • Page 72 PDP-505HD Details of FINAL SETUP ( Factory default setting) Item Default Setting Remarks R LEVEL SIDE MASK G LEVEL Common for all input functions B LEVEL FULL MASK Common for all input functions MASK CONTROL Common for all input functions...
  • Page 73 PDP-505HD Adjustments required when the set is repaired or replaced VIDEO ASSY DIGITAL VIDEO ASSY When repaired When replaced 1) (Procedure 1) Color difference (R-Y/B-Y) adjustment 1) (Procedure 5) 5V/3.3V voltage adjustment 2) (Procedure 2) Sub-Contrast/Sub-Bright adjustment When replaced 3) (Procedure 8) White balance adjustment No adjustment required.

  • Page 74: Adjusting Method

    PDP-505HD Adjusting Method Procedure Adjusting Item Input signal Adjusting Point Adjusting Method REFERENCE 2 R-Y LEVEL adjustment in Factory mode Observe R-Y color-difference waveform at Pin 3 (INT_Cr) of IC1401 R–Y LEVEL ….…. (MATRIX IC) in VIDEO Assy. Adjust R-Y LEVEL so that the point indicated in the right figure becomes "260mV±15mV".
  • Page 75 PDP-505HD Procedure Adjusting Item Input signal Adjusting Point Adjusting Method VSUS (Sustain voltage) adjustment Adjust so that the voltage between TP201(VSUS) and TP202 (SUS GND) becomes ±1V of the voltage indicated at the "voltage indication VR201 (VSUS) label". MAIN POWER ASSY...
  • Page 76 PDP-505HD Procedure Adjusting Item Input signal Adjusting Point Adjusting Method VOFS (Offset voltage) adjustment Adjust so that the voltage between TP705 (VOFS) and TP703 (SUS GND) becomes ± 0.5V" of the voltage indicated at the "voltage VR700 (VOFS) indication label".
  • Page 77 PDP-505HD Procedure Adjusting Item Input signal Adjusting Point Adjusting Method REFERENCE 1 Preparation Set CONTRAST to "128" and BLACK LVL. to "128". in Factory mode setting CONTRAST.."1" Key BLACK LVL.."2" Key 1) RAMP signal LOW LIGHT adjustment REFERENCE 1...
  • Page 78 PDP-505HD Procedure Adjusting Item Input signal Adjusting Point Adjusting Method SUB VIDEO mode Set to the indicated value with the keys on the remote control unit. in Factory mode (refer to SUB VIDEO mode) Any input Base Pulse PULSE NUMBER number .."8"...
  • Page 79 PDP-505HD Adjusting points and Measuring points...

  • Page 80: General Information

    PDP-505HD 7. GENERAL INFORMATION 7.1 DIAGNOSIS D441 D443 D439 7.1.1 DIAGNOSIS METHOD D437 D407 This PDP has several protection circuits, and the operation of the circuits activate power down circuit and set the unit automatically to standby mode in order to protect the circuit.
  • Page 81 PDP-505HD Lighting The state of P.D. circuit Diagnosis Failure points Estimated failure parts circuit in operation D408 Anode is VADR UVP When CN205 is disconnected, MAIN POWER Assy IC301 • 302 • Q302 D407 P.D. occurs, and even when High/ High between base &...
  • Page 82 PDP-505HD The state of Lighting P.D. circuit Diagnosis Failure points Estimated failure parts circuit in operation K751Hi VH UVP Drive section (drive control signals Y DRIVE Assy IC751 • 752 • 755 D407 & drive signal output elements) in •...
  • Page 83 PDP-505HD Diagnosis when under voltage is detected at V SUS / V ADR voltage lines. Disconnect connector CN205 P5 at Main Power Assy and turn on the power. If the power is turned on and D205 at Main Power Assy lights up in yellow, cause of the under voltage is not inside Main Power Assy.
  • Page 84 PDP-505HD Note for repairing in case of blown fuses Never turn on the power of the unit again just by replacing the fuse, when the fuse is blown. Because, it is rare case that the fuse itself is defective. If the power is turned on again without resolving the cause of over current, the unit is damaged more.
  • Page 85 PDP-505HD MAIN POWER ASSY CN205 D205 CN353 Q415 D305 CN354 Q426 Q417 Q416 Q420 Q418 CN306 Q419 Q421 S111 D355 S301 CN355 Q435 D408 D405 D448 Q111 Fuse (FU101) D407 D443 D441 D439 D437 DIGITAL VIDEO ASSY D2306 D2302 TP555...
  • Page 86 PDP-505HD Protection Circuits MAIN POWER ASSY +B OVP AC200V P.D. +14V VF OVP +8V UVP +12V UVP –8V UVP +14V X DRIVE ASSY +12V OCP R3438 R3437 R3439 5.6k 5.6k C3424 Q3405 Q3406 D3408 VADR UVP VADR VSUS UVP VSUS OVP UCOM ASSY +3.3V UVP...
  • Page 87 PDP-505HD Y DRIVE ASSY Y DC/DC BLOCK Y DRIVE BLOCK IC5V OVP 12V OCP VOFS OVP VOFS UVP VH OVP VH UVP VRN OVP VRN UVP DIGITAL VIDEO ASSY CABLE ASSY...

  • Page 88: Service Position

    PDP-505HD Service Position Note: This photograph shows other models. However, the work method is the same. 1. MAIN POWER ASSY Remove the harness from Wire Saddle Remove two screws Remove two screws MAIN POWER ASSY VIDEO ASSY Loosen two screws...
  • Page 89 PDP-505HD 2. VIDEO ASSY Note) Shield Case of Video Assy should not touch the heat sink at the primary side of Main Power Assy in standing Video Assy. (Noise may be generated and that may break the Main Power Assy)

  • Page 90: Disassembly

    PDP-505HD ∗ 7.1.2 DISASSEMBLY Screw Collar (AEC1848) The screw collar has a direction to fit in. 1. Removing Front Case (Figure 1) Although mark is not indicated for this 1) Secure the unit on the stand in the upright position.
  • Page 91 PDP-505HD 3.Removing and installing Front Protection Panel 1) Remove all 30 screws D: BPZ30P080FZK that fixes Panel Note) Attach Panel Cushion V along the base of bending line of Panel Holder V and Panel Holder Assy to Front Case. Holder V, and attach Panel Cushion H along the edge of Panel 2) Remove Front Protection Panel and replace it.

  • Page 92: Wiring

    PDP-505HD 7.1.3 WIRING When forming the wire cables, be careful not to exert excessive Matters that require attention of upper contact pressure on the cables as this will result in the disconnection of the connector (Use with VIDEO ASSY A33 and connectors.
  • Page 93 PDP-505HD Note: This photograph shows the PDP-502MX/LUCBW/1. Earth AC Inlet Power SW (S1) Ferrite Core To Ferrite Core To Ferrite Core To J112 POWER POWER SW (S1) SW (S1) AC Inlet AC Inlet Brown Blue MAIN POWER ASSY MAIN POWER ASSY...
  • Page 94 PDP-505HD Note: This photograph shows the PDP-502MX/LUCBW/1. DIGITAL VIDEO ASSY DIGITAL VIDEO ASSY Y DRIVE ASSY Wire Assy is inserted in a wire saddle, and it is controlled, and it is touched in bottom if possible X DRIVE ASSY U-COM ASSY...
  • Page 95 PDP-505HD Flexible cable of CABLE Assy (5) does styling under flexible cable of CABLE Assy (4) Flexible cable of CABLE Assy (1) does styling under flexible cable of CABLE Assy (2) Flexible Cable let the ferrite Flexible Cable let the ferrite...

  • Page 96: Panel Facilities And Specifications

    PDP-505HD 8. PANEL FACILITIES AND SPECIFICATIONS PANEL FACILITIES Operation panel on the main unit Main Unit STANDBY/ON Main unit INPUT MENU ADJUST S.MODE RETURN Note When optional speakers have been connected, the operation panel on the main unit will not be operable.

  • Page 97: Connection Panel

    PDP-505HD Connection Panel On this unit there are 4 input systems. There are also CONTROL terminals for connection of PIONEER components with the Î mark. For details regarding a specific connection format, refer to the page written in parenthesis. Bottom view...

  • Page 98: Remote Control Unit

    PDP-505HD Remote Control Unit Mode switch /VCR /SAT STANDBY/ON INPUT SCREEN MODE AUTO STILL DISPLAY STANDBY/ON button POWER INPUT Press to put the unit in operation or standby mode. RECEIVER VIEW AUDIO CLEAR MODE INPUT buttons Use to select the input.

  • Page 99: Specifications

    PDP-505HD SPECIFICATIONS General INPUT 4 Light emission panel .... 50 inch plasma display panel Input Mini D-Sub 15 pin (socket connector) Number of pixels ..........1280 x 768 1 RGB signal (G ON SYNC compatible) RGB ... 0.7 Vp-p/75 Ω/no sync.

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