PRODUCT SAFETY SERVICING GUIDELINES FOR VIDEO PRODUCTS CAUTION : DO NOT ATTEMPT TO MODIFY THIS PRODUCT IN ANY WAY, SUBJECT : X-RADIATION NEVER PERFORM CUSTOMIZED INSTALLATIONS WITHOUT MANUFAC- 1. BE SURE PROCEDURES AND INSTRUCTIONS TO ALL SERVICE PER- TURER’S APPROVAL. UNAUTHORIZED MODIFICATIONS WILL NOT ONLY SONNEL COVER THE SUBJECT OF X-RADIATION.
SERVICING PRECAUTIONS CAUTION : Before servicing the DVD covered by this service Electrostatically Sensitive (ES) Devices data and its supplements and addends, read and follow the Some semiconductor (solid state) devices can be damaged SAFETY PRECAUTIONS. NOTE : if unforeseen circum- easily by static electricity.
Page 6
IMPORTANT M55 & M5 MECHANISM INSTALLATION NOTES INSTRUCTION FOR HANDLING 02-55598-00 FOR M55 & M5 AS WELL AS OPTICAL BLOCK Electrostatic breakdown of the laser diode in the optical system block may occur due to a poten- tial difference caused by electrostatic charge accumulated on clothing, human body, etc. A ground must be provided as follows to prevent any electrostatic charge during unpacking or repair work.
SPECIFICATIONS • GENERAL Power requirements: AC 100-240 V , 50/60 Hz Power consumption: Dimensions (Approx.): 435 x 100 x 300 mm (W x H x D) without foot Weight (Approx.): 8.6 kg Operating temperature: 5 °C to 35 °C (41 °F to 95 °F) Operating humidity: 5 % to 90 % •...
Page 8
SECTION 2 CABINET & MAIN CHASSIS CONTENTS EXPLODED VIEWS ...................... 2-2 1. Cabinet and Main Frame Section ................2-2,3 2. Exploded view parts list ....................2-4 3. New Loader, Rail Assembly & Loader Drive Current Change ........2-5-7 4. New FFC Bend Angle without Clamp ................2-8 5.
Page 9
EXPLODED VIEWS 1.Cabinet and main frame section...
Page 10
2.Exploded view parts list REF.NO. PART NO. DESCRIPTION Qty. REF.NO. PART NO. DESCRIPTION Qty. C002 01-55501-20 Decode Board(C Version) R003 11-01101-03 Rocker Switch 01-55501-10 Decode Board(AH Version) C003 01-55505-00 RS232 Board New PN 67-051002-1 01-55502-10 Video Board(AH Version) T002 86-018002-1 Expanded Rubber C005 01-55506-20 Scart Board(C Version)
Page 11
New XY-A33 Loader and Rail A ssembly, Part Number 02-55598-00 for the M55 (may include either J36-00313-00 or J37-00313-00 traverse) Screw 4PCS New XY-A33 Loader and Rail Assembly, Part Number 02-55598-00 (P/N:61-023208-0) (complement of parts) Quantity Description Part Number Comments...
Page 12
DECODE BOARD When installing the kit 02-55598-00 change R477 and R478 to 4.7Ohms. This is to slow down the motion of the DVD tray. R498 R497 R466 R465 R477 C243 C240 R478 R496 R495 R494 R486 R485 C462 R491 C498 C497 C453 R431...
Page 13
New and Old FFC Bend Angle M55 Remove and Discard Line Clamp & FFC & Standoffs For original Loader (production loader) use 90° angle Use double sided tape to affix the FFC to the chassis floor FFC angle for the new XY-A33 Replacement Loader Do not use Line clamp and standoffs;...
Page 14
3.Packing accessory section AC Cord Accessory Box Batteries REMOCON Audio and Video Cable Polyfoam(up) Polyfoam(down) Gift Box Shipping Box...
Page 15
SECTION 3 ELECTRICAL C ONTENTS ELECTRICAL TROUBLESHOOTING GUIDE ……………………………………..3-3 1. Power check flow…………………………………………………………………………3-3 2. System operation flow……………………………………………………………………3-4 3. Test & debug flow…………………………………………………………………………3-5 DETAILS AND WAVEFORMS ON SYSTEM TEST AND DEBUGING …….…3-11 1. System 27MHz clock,reset,flash R/W signal………………………………………….3-11 2. SDRAM clock……………………………………………………………………………..3-12 3.
ELECTRICAL TROUBLESHOOTING GUIDE 1. Power check flow No VF+ No 5VS Is 5VD section working? Is 5VD section working? Is 5VD present at input Check D910 No 5VD of U911? Replace D910 Check FH900 Replace U911. Is there a AC voltage at Replace RT900.
2. System operation flow Power On 1. ES6168 initializes SERVO & the other DSPs Show LOGO Tray Closed? Tray Close to Closed position SLED at Inner Side ? SLED Moves to Inner Positi on 1. Judge whether have disc and disc type 2.
3. Test & debug flow TEST Check the AC Voltage Replace power PCBA or Power PCBA(110V or 220V) AC transformer. Switch on the Power PCBA Is the DC Voltage Repair or Replace Power PCBA outputs OK? (5V,3.3V,9V,12V,15V) Make sure the main PCBA don't short on VCCs and switch it on.
Page 20
RESET or Power On. Check connection lines between FLASH Flash Memory operates & ES6168 and the FLASH access time Show LOGO? properly? whether is suitable or not. Check connection lines between SDRAM works properly? SDRAM & ES6168 and the SDRAM is damaged.
Page 21
Does Motor Driver the SLED move Check the connection line of to inner side when it is at XFTSMUTE XFTSMUTE signal. outter position? Pin is High? Is SLED DC Level lower Check the related circuit of than 1.65V? SLED. SL+ and SL- output Check the amp circuit on motor properly? driver.
Page 22
Check the laser power circuit Laser turns on when DVDLD or CDLD on CXD1881 and connecting to reading disc? output properly? power transistor. Collector voltage of Check the related circuit on power transistor is OK? laser power transistor Check cable connection between transistor ouput and pick-up head.
Page 23
Proper signals on Check connections between Focus ON OK? A,B,C,D of CXD1881 CXD1881 and pick-up head. Check the FSCON connection on Check FEO signal CXD1885Q and motor driver. on CXD1881 Check FSCON signal on CXD1885Q Check the related Normal TEO Signal on Track On OK? circuit on CXD1881 CXD1881?
Page 24
Normal Audio output Audio DAC received Check connection between ES6168 when disc playback? correct data stream? & DDX8001 & Audio DAC. Normal Audio DAC Check the related out? circuit of Audio DAC. Check Audio filter,amplify,mute circuit. Communications between Normal IR.VFD & Front Check communication lines on IR.VFD Front panel l k ey &...
DETAILS AND WAVEFORMS ON SYSTEM TEST AND DEBUGGING 1.SYSTEM 27MHz CLOCK, RESET, FLASH R/W SIGNAL. 1) ES6168F main clock is at 27MHz(pin49) FIG 1-1 2) ES6168F( pin24) reset is low active. Ch1 VCC CH2 RESET FI1-2 3-11...
Page 67
Note new routing of the FFC without line clamp. Use double sided tape to secure the FFC to the chassis floor as shown below: 3-44 3-45...
Page 68
SECTION 4 MECHANISM (original type) Mechanism Assembly (36-55313-00) NLA Loader Clamp1 (optional) Loader Clamp2 (optional) (69-051003-0) (69-051004-0) Loader Gasket (79-051002-0) Loader WXD-8836B NS P New "Toothed" Loader Belt (79-051014-0) Laser Pick Up J37-00313-00 Rubber Damper Screw Original 5Pin Wire (P/N:14-55505-00) For original WXD-8836B Loader NOTE: Connector at the loader end is same side as Decoder end.
Page 69
SECTION 5 REPLACEMENT PARTS LIST MODEL DECODE BOARD C/BC VERSION P/N:01-55501-20 AH VERSION P/N:01-55501-10 Diode c t i c t i i f i t c t i 33-24001-00 Rectifier Diode 1N4001 DO-41 D4, D5, D6, D7, D8, D9, D10, D11, D12, D13, 33-11200-11 Zener Diode 12V, 1/2W...
Page 70
t i c ± t i c ± C112, C113, C114, C115, C116, C117, C118, 26-68151-00 Ceramic Chip Capacitor 680pF, 50V, ±5%, NPO 0603 C119 26-10251-10 Ceramic Chip Capacitor 1nF, 50V, ±5%, NPO C476, C477, C478, C479, B24 0603 C120, C121, C122, C123, C124, C125, C126, 26-12251-10 Ceramic Chip Capacitor 1.2nF, 50V, ±5%, NPO...
Page 72
Crystal 1.8432M, FL=30PPM, CL=15pF, 04-11841-00 Crystal HC-49U l l i l l i .1 VIDEO BOARD C/BC VERSION P/N:01-55502-20 AH VERSION P/N:01-55502-10 Capacitor t i c ± t i c ± B631, B632, B633, B634, B635, B636, C660, 26-56051-00 Ceramic Chip Capacitor 56pF, 50V, ±5%, NPO 0603 C661, C662, C666, C667, C668...
Page 74
Transistor t s i t s i t s i t s i Green Mode Fairchild Power 03-00365-00 Switch Capacitor t i c ± c t i t i c ± c t i 3300PF, 400V(X1), 250V(Y1), ± 05-33242-00 High Voltage Ceramic Capacitor c t i t i c ±...
Page 75
Connector LD2.0A-14Y, LD2.0A-14D, UL2468 14-55514-00 2mm*14pin Wire J906 26AWG, L=275±5mm LD2.0A-6Y, LD2.0A-6D, UL2468 14-55506-00 2mm*6pin Wire J907 26AWG, L=80±5mm Metal Parts × .1 FPP BOARD P/N 01-55504-00 Diode 33-50565-01 5, blue and orange D800 c t i DO-35 Transistor 1 or NEC Capacitor Pitch=2.5mm 5×...