Page 1
PDR-155 3 7 63 1515 0 Ref. No. 3748 102002 SERVICE MANUAL SERVICE MANUAL DVD AV CONTROLLER PDR-155 MODEL T - D PROGRESSIVE DV D AV CONTROLLER SCAN MUTING MASTER VOLUME MODE RECEIVER TV/ SETUP TV/ SETUP SETUP SETUP...
PDR-155 3 7 63 1515 0 SPECIFICATIONS-1 PDR-155 (DVD AV Controller) Input/Impedance Digital OPTICAL -21~ -15 dB Analog TV/LINE, MD/TAPE, CDR/VIDEO: RCA L/R (200 mV/50 k ) Nominal output/Impedance REC OUT (MD/TAPE, CDR/VIDEO): 200 mV/2.2 k MULTI CH OUTPUT (Front L/R, Surround L/R, Center, Subwoofer): 1 V/470...
Page 3
PDR-155 3 7 63 1515 0 SPECIFICATIONS-2 DVD SECTION Signal readout system: PAL/AUTO color television system Laser: Semiconductor laser, wavelength 650 nm (DVD)/780 nm (CD) Digital audio frequency response DVD linear audio: 48 kHz sampling 4 Hz - 22 kHz...
PDR-155 3 7 63 1515 0 SERVICE PROCEDURES-1 PROTECTION OF EYES FROM LASER BEAM DURING SERVICING This set employs a laser. Therefore, be sure to follow Laser Diode Properties carefully the instructions below when servicing. WARNING!! Wavelength: 780 nm...
Page 6
PDR-155 3 7 63 1515 0 SERVICE PROCEDURES-2 INITIALIZING Factory-shipped condition Push button "ON" (Mechanical SW) Press the [STOP] and [STANDBY] same time. Push button "STANDBY". Remove the solder of Laser Diode shorting Connect Pickup and DVD main circuit PC board by FFC(3 pcs).
Page 8
PDR-155 3 7 63 1515 0 EXPLODED VIEW (LOADING MECHANISM) / PARTS LIST EXPLODED VIEW (LOADING MECHANISM) / PARTS LIST Z001 : DVD Mechanism DB-VLD304 GEM1036 GEM1036 To DVDM CN151 Lubricating Oil GYA1001 L 13942296513 Lubricating Oil Lubricating Oil...
Page 9
PDR-155 3 7 63 1515 0 EXPLODED VIEW / PARTS LIST TRAVERSE MECHANISM ASSY 17 (Torque : 0.12+/- 0.01 N m) 4 (Adjustment Screw) 4 (Adjustment Screw) (Torque : 0.12+/- 0.01 N m) L 13942296513 17 (Torque : 0.12+/- 0.01 N m) PARTS LIST Mark No.
Page 10
PDR-155 3 7 6 3 1 5 1 5 0 BLOCK DIAGRAM NADG-7673 FUNCTION P C BOARD P3003 P3001 PART-1 BLOCK DIAGRAM MUTE PART-2 CONNECTION DIAGRAM TV/LINE MUTE PART-3 DISPLAY NADIS-7674 MULTI CHANNEL MUTE KEYs OUTPUT Q3001 MUTE SUB MICON...
Page 20
PDR-155 3 7 6 3 1 5 1 5 0 SCHEMATIC DIAGRAM (Page 2) (Page 2) U13 : DVD MAIN CIRCUIT PC BOARD DB-VPB311 U13 : DB-VPB311 Focus Offset SW VYW1958-A CLOCK GENERATOR Page 1 R489 1 3 9 4 2 2 9 6 5 1 3 : The power supply is shown with the marked box.
Page 21
PDR-155 3 7 6 3 1 5 1 5 0 SCHEMATIC DIAGRAM (Page 3) (Page 3) U13 : DVD MAIN CIRCUIT PC BOARD DB-VPB311 U13 : DB-VPB311 PAL model only PAL model only IC806 IC806 : RF (VIDEO) SIGNAL ROUTE...
Page 22
PDR-155 3 7 6 3 1 5 1 5 0 SCHEMATIC DIAGRAM (Page 4) (Page 4) U13 : U13 : DVD MAIN CIRCUIT PC BOARD DB-VPB311 DB-VPB311 (VD) : VIDEO DATASIGNAL ROUTE : V SIGNAL ROUTE : Y SIGNAL ROUTE...
Page 23
PDR-155 3 7 63 1515 0 SCHEMATIC DIAGRAM (Page 1) U13 : MAIN CIRCUIT PC BOARD DB-VPB311 Page 2 Page 2 (RF) Page 2 L 13942296513 CN120 (RF) CN251 To Stepping motor CN151 For Mecha u163 connector http://www.xiaoyu163.com...
Page 24
PDR-155 3 7 63 1515 0 (RF) : RF SIGNAL ROUTE : RF (VIDEO) SIGNAL ROUTE TC7SZU04F IC304 : RF (AUDIO) SIGNAL ROUTE (AD) : AUDIO DATA SIGNAL ROUTE Page 3 : FOCUS SERVO LOOP LINE : TRACKING SERVO LOOP LINE 3.3k...
Page 25
PDR-155 3 7 63 1515 0 SCHEMATIC DIAGRAM (Page 3) U13 : DVD MAIN CIRCUIT PC BOARD DB-VPB311 To SCRUT 7,21, 68, 188P IC712 4M MSM51V17805D-60TS L 13942296513 (VD) Page 1 IC201 Page 1 R334 Page 2/ IC601 to Page 1...
Page 26
PDR-155 3 7 63 1515 0 PAL model only PAL model only IC806 IC806 : RF (VIDEO) SIGNAL ROUTE (VD) : VIDEO DATA SIGNAL ROUTE (AD) : AUDIO DATASIGNAL ROUTE : AUDIO SIGNAL ROUTE : AUDIO (DIGITAL) SIGNAL ROUTE...
Page 27
PDR-155 3 7 63 1515 0 SCHEMATIC DIAGRAM (Page 2) U13 : DVD MAIN CIRCUIT PC BOARD DB-VPB311 VYW1958-A L 13942296513 R607 6.8k CN512 MECHA Page1 u163 page 1 IC201 To CN15 Page 4 http://www.xiaoyu163.com...
Page 28
PDR-155 3 7 63 1515 0 Focus Offset SW CLOCK GENERATOR Page 1 R489 L 13942296513 : The power supply is shown with the marked box. : AUDIO (DIGITAL) SIGNAL ROUTE CN401 u163 http://www.xiaoyu163.com...
Page 29
PDR-155 3 7 63 1515 0 SCHEMATIC DIAGRAM (Page 4) U13 : DVD MAIN CIRCUIT PC BOARD DB-VPB311 (VD) (VD) (Cr) (Cr) (Cr) (Cb) (Cb) (Cb) L 13942296513 (Cr) (VD) (VD) (Cr) u163 (Cb) (Cb) http://www.xiaoyu163.com...
Page 30
PDR-155 3 7 63 1515 0 (VD) : VIDEO DATASIGNAL ROUTE : V SIGNAL ROUTE : Y SIGNAL ROUTE : C SIGNAL ROUTE : Y SIGNAL ROUTE (Cb) : Cb SIGNAL ROUTE (Cr) : Cr SIGNAL ROUTE : AUDIO SIGNAL ROUTE...
Page 48
PDR-155 3 7 63 1515 0 IC BLOCK DIAGRAM / TERMINAL DESCRIPTION Pin Function-1 a t i L 13942296513 a t l t s i o i t u t i n i t o i t a t l...
Page 49
PDR-155 3 7 63 1515 0 IC BLOCK DIAGRAM / TERMINAL DESCRIPTION Pin Function-2 Pin Function a t i l l a a t i t s i a t i L 13942296513 a i r a i r...
Page 50
PDR-155 3 7 63 1515 0 IC BLOCK DIAGRAM / TERMINAL DESCRIPTION IC601 : PD6345A FR CPU Pin Function-1 utput L 13942296513 o i t o i t o i t u163 http://www.xiaoyu163.com...
Page 51
PDR-155 3 7 63 1515 0 IC BLOCK DIAGRAM / TERMINAL DESCRIPTION Pin Function-2 s f f s f f o i t o i t o i t o i t d i l o i t o i t...
Page 52
PDR-155 3 7 63 1515 0 IC BLOCK DIAGRAM / TERMINAL DESCRIPTION Pin Function-3 XVQEST o i t o i t o i t o i t i t l o i t " " L " ) "...
Page 53
PDR-155 3 7 63 1515 0 IC BLOCK DIAGRAM / TERMINAL DESCRIPTION Pin Function-4 L 13942296513 u163 http://www.xiaoyu163.com...
Page 54
PDR-155 3 7 63 1515 0 IC BLOCK DIAGRAM/ TERMINAL DESCRIPTION Q8611 : MX27L2000 (2M BIT (256Kx8) CMOS EPROM PIN LAYOUT PIN DESCRIPTION SYMBOL PIN NAME A0-A17 Address Input O0-O7 Data input/ Output Chip Enable Input Output Enable Input...
Page 56
PDR-155 3 7 63 1515 0 MICROPROCESSOR TERMINAL DESCRIPTION Q7002 : MPD780232GC Sub microprocessor No. NAME SIGNAL NAME I/O ACTION DESCRIPTION 1 VDD1 Power supply (to connect to +5V) 2 VSS1 Ground terminal 3 X1 CLOCK System clock oscillator connection pin...
Page 57
PDR-155 3 7 63 1515 0 IC BLOCK DIAGRAM / TERMINAL DESCRIPTION IC801 : M65774BFP MPEG2 Decoder IC 16M bit SDRAM Block Diagram SDRAM Bit Streem Descrambler Controller Bit Streem Input Interface Video Decoder Sub-picture Decoder Internal Display Processor...
Page 58
PDR-155 3 7 63 1515 0 IC BLOCK DIAGRAM/ TERMINAL DESCRIPTION Pin Function-2 Function n Function a i t utput VSYNC HSYNC l output a t i put for external sync. o i t CSYNC e t i nal input...
Page 59
PDR-155 3 7 63 1515 0 IC BLOCK DIAGRAM / TERMINAL DESCRIPTION Pin Function-3 / I/O Pin Name / I/O n Function Pin Name Pin Function h t i Ground NMD9 h t i NMD7 h t i NMD8...
Page 62
PDR-155 3 7 63 1515 0 IC BLOCK DIAGRAM / TERMINAL DESCRIPTION LC78652W-2 Pin Function a l f o i t a l l o i t o i t o i t o i t L 13942296513 t t i...
Page 63
PDR-155 3 7 63 1515 0 IC BLOCK DIAGRAM / TERMINAL DESCRIPTION LC78652W-3 r r i o i t signals 53 PP0/DVD CDB o i t PP1/CRCERRB PP2/EVENT n i t L 13942296513 a i r a l l...
Page 69
PDR-155 3 7 63 1515 0 IC BLOCK DIAGRAM / TERMINAL DESCRIPTION IC251 : BA6664FM Three-phase Motor Driver Block Diagram A3 2 DRIVER A2 4 GAIN GAIN SWITCH CONTROL A1 7 CURRENT SENSE AMP HALL AMP TORQUE GND 8...
Page 70
PDR-155 3 7 63 1515 0 IC BLOCK DIAGRAM/ TERMINAL DESCRIPTION Q8401: AK4586VQ (96kHz 6ch CODEC) Pin Layout Terminal description Description No. Name Crystal oscillator output pin Crystal oscillator input pin EXTCLK Master clock input pin XTI/EXTCLK TVDD Power supply pin for output buffer. 2.7V to 5.5V...
Page 71
PDR-155 3 7 63 1515 0 IC BLOCK DIAGRAM / TERMINAL DESCRIPTION IC861 : ADV7172KST Video Encoder Pin Layout 47 46 45 44 43 42 41 40 39 38 37 COMP1 DAC A DAC B DAC C DACD CSO_HSO...
Page 72
PDR-155 3 7 63 1515 0 ICs BLOCK DIAGRAM / TERMINAL DESCRIPTION Pin Function p i t o i t . l a g i f . s l o i t . l a g i f . s l l r t .
Page 73
PDR-155 3 7 63 1515 0 Disassembly of the Traverse Mechanism Assy-1 Remove the top cover and Tray Panel. Remove the Loading Mechanism Assy (Screws 4). Remove the Tray panel and Front Panel. Remove a screw. Remove the Bridge (Screw 1).
Page 74
PDR-155 3 7 63 1515 0 Disassembly of the Traverse Mechanism Assy-2 When Removing The Pickup Assy Remove two screws. Remove the Pickup Flexible Cable. Cautions: Screw is locked with Screw Lock. Please lock it with Screw Lock when installs it.
Page 75
PDR-155 3 7 63 1515 0 Disassembly of the Traverse Mechanism Assy-3 Styling the Pickup Flexible Cable Fold a edge of lining part of the Pickup Flexible Cable. Insert the Pickup Flexible Cable in connector, and lock it surely.
PDR-155 3 7 63 1515 0 ADJUSTMENT PROCEDURES-4 ADJUSTMENT OF DVD MECHANISM-4 DVD Jitter Adjustment Playback method of inner and outer address for the purpose is refer to "5. TEST MODE". Use disc: GGV1025 Test mode Play the DVD test disc at outer track...
Page 77
PDR-155 3 7 63 1515 0 ADJUSTMENT PROCEDURES-5 ADJUSTMENT OF DVD MECHANISM-5 Initialize the Focus Sweep Setting Purpose: To set the sweep which was correct with the individual Traverse mechanism. RC-484M CLEAR Monitor Memory Clear!!! PL Region : X1 PL Region : X1 ROM Version : 1.138...
Page 78
PDR-155 3 7 63 1515 0 ADJUSTMENT PROCEDURES-6 CHECKING THE ERROR RATE Setting remote controller Press the hold down DVD button, then press 1 button. Check the CD error rate Waiting for 8 seconds Play CD test disc [Example] CD error rate = 33 / (7.35 x 5 x 1000) = 0.9 x 10...
Page 79
PDR-155 3 7 63 1515 0 ADJUSTMENT PROCEDURES-1 ADJUSTMENT OF DVD MECHANISM-1 1. Adjustment items and location Tangential and Radial Height Coarse Adjustment Tangential Radial adjustment adjustment DVD Jitter Adjustment screw screw How to initialize the Focus Sweep Setting [Electrical Part] Electrical adjustments are not required.
Page 80
PDR-155 3 7 63 1515 0 ADJUSTMENT PROCEDURES-2 ADJUSTMENT OF DVD MECHANISM-2 PDR-155 A. Connection VIDEO OUT VIDEO IN B. Test mode SETTING THE REMOTE CONTROLER Press 1 as holding down DVD. Remote controller C: TEST MODE: ON RC-484M Part No.
Page 81
PDR-155 3 7 63 1515 0 ADJUSTMENT PROCEDURES-3 ADJUSTMENT OF DVD MECHANISM-3 TEST MODE: PLAY An address is displayed < When playback with the target address of disc (DVD)> For example, when playback with # 30000 During PLAY Press keys in order...
PDR-155 3 7 63 1515 0 UPGRADE FIRMWARE-5 Download firmware 1. Start MS-DOS prompt using the start-up menu of PC. Windows of MS DOS prompt Example C: WINDOWS>_ L 13942296513 2. Press the Enter button, after input cd.. by the keyboard.
Page 83
PDR-155 3 7 63 1515 0 UPGRADE FIRMWARE-6 Download procedures 5. Connect the PC and set. 6. NO DISC. codition. 7. Turn ON the power supply switch of the unit. 8. Press the Enter key of PC. 9. Press the Enter button, and then input MO by the keyboard.
Page 84
PDR-155 3 7 63 1515 0 UPGRADE FIRMWARE-7 Download procedures Completed download view The state which download completed Download was completed. L 13942296513 u163 http://www.xiaoyu163.com...
Page 85
PDR-155 3 7 63 1515 0 UPGRADE FIRMWARE-1 Prepares for upgrade firmware REMOTE CONTROLLER for UPGRADE Part No. 24140484 Part No. 24140506 (RC-484M) (RC-506M) INTERFACE JIG Part No. GGF1348 Part No. 0J13 RS-232C Cable (Straight type Cable) When using 0J13...
Page 86
PDR-155 3 7 63 1515 0 UPGRADE FIRMWARE-2 Connections Rear panel view Monitor TV Flexible flat cable INTERFACE JIG INTERFACE JIG Connect to Part No.GGF1348 Part No.0J13 Video in Connect to (Personal computer) L 13942296513 RS-232C Cable To PC Prepare the file required for rewriting of the firmware.
Page 87
PDR-155 3 7 63 1515 0 UPGRADE FIRMWARE-3 Flow chart In the case of upgrade firmware In the case of replace of the DVD main board Replace of the DVD main board Check the firmware Setting the regional code...
Page 88
PDR-155 3 7 63 1515 0 UPGRADE FIRMWARE-4 Check the firmware MODE RECEIVER TV/ SETUP TV/ SETUP Please operate it by remote controller (RC-506M). ACOUSTIC STANDBY CONTROL INPUT SELECTOR Power ON the unit. SEARCH LAST M COND.M FUNC.M FL tube indicate "NO DISC" condition.
Page 89
PDR-155 3 7 63 1515 0 PACKING VIEW Multi connection cable 3m Audio/ Video cable 1.5m A913 S-Video cable A912 A914 AMAntenna FM Adapter A916 FM Antenna A915 A911 A932, A933 A931 A912 RC-506M Power cord A941 A942 A922...
Page 90
http://www.xiaoyu163.com EXPLODED VIEW PARTS LIST <DT3P> : 120V AC Regional code 3 TV system NTSC <GQ3P> : Hong Kong 3 7 63 1515 0 <GT3P> : 220-230V AC Regional code 3 TV system PAL <DS4P> : 120V AC Regional code 4 TV system PAL <PP2P>...
Page 91
http://www.xiaoyu163.com Video output terminal PC board assy NAVD-7676-1B <DT3P, DS4P> 1A960576-1B Video output terminal PC board assy NAVD-7676-1C <GQ3P, GT3P> 1A960576-1C Video output terminal PC board assy NAVD-7676-1D <PP2P> 1A960576-1D 3 7 63 1515 0 Power transformer PC board assy 1A960577-1B NAPS-7677-1B <DT3P, DS4P>...
Page 92
http://www.xiaoyu163.com PRINTED CIRCUIT BOARD PARTS LIST <DT3P> : 120V AC Regional code 3 TV system NTSC 3 7 63 1515 0 <GQ3P> : Hong Kong <GT3P> : 220-230V AC Regional code 3 TV system PAL <DS4P> : 120V AC Regional code 4 TV system PAL <PP2P>...
Need help?
Do you have a question about the PDR-155 and is the answer not in the manual?
Questions and answers