Philips DD-A110GX, Service Manual

Page 1: ...Service Manual ...

Page 2: ...ar Panel introuction 2 3 3 Test Tool Instruction 3 1 4 Fault Finding Tree trouble shooting 4 1 5 Disassembly Instructions 5 1 Disassemble the Top Cover 5 1 5 2 Disassemble the Drive 5 2 5 3 Disassemble the M B 5 4 5 4 Disassemble Power module 5 5 6 Firmware Update 6 1 7 Exploded View Spare parts list 7 1 8 Ic and Transistor Voltage Charts 8 1 ...

Page 3: ...1 1 1 Specifications ...

Page 4: ...2 1 2 Product Validation Strategies and Process 2 1 System Block Diagram Front Panel Tuner Board Loader Power Module ...

Page 5: ...2 2 2 1 1 Front Panel ...

Page 6: ...2 3 2 1 2 Rear Panel ...

Page 7: ...deo Signal Test 2 Speaker Sound Signal Test 3 Music Demo 4 Video Demo 5 Karaoke Demo 6 Digital Signal Test not usable for the time being 3 2 Test Instructions 1 Video Signal Test need go through 6 screen pictures to check the output Note of Step Login the picture as below for no 1 Video Signal Test Then 3 pictures will show up on the screen 1 Color bar 2 Mono scope and 3 Dot Pattern And test will ...

Page 8: ...Component DA Converter 10 bit 54 MHZ Composite Output 1Vpp 5 Ohm S video Output Y 1Vpp 75Ohm C 0 3Vpp 75 Ohm Component Output Y 1Vpp 75Ohm Pb 0 7 Vpp 75 Ohm Pr 0 7 Vpp 75 Ohm 2 Speaker Sound Signal Test is to test its output audio fineness and locating efficiency of the speaker Note of Step Select no 2 Speaker Sound Signal Test in the login The test will check the locating efficiency and audio sig...

Page 9: ...90dB Dynamic range 1kHZ 80dB Cannel Separation 1kHZ 80dB Total Harmonic Distortion 1kHZ 65dB 3 Music Demo test is to check the video output signal good without noise 4 Video Demo test is to check the normal function of subtitle language angle and so on Login in the main test menu for no 4 Video Demo and press the key of Navi on remote to choose Subtitle Audio and Angle to check the normal function...

Page 10: ...en rma 5 3 1 Necessary Repairing tools in need to test the following 3 items A Video output B Audio output C AV output film 5 3 2 Note of step STEP1 A Insert the DVD VIDEO 5 1 5 2P disc and it will auto playback B Press the key of Top Menu on remote to login the menu ...

Page 11: ...d Signal Test and press Enter for the item 1 Speaker Sound Signal Test then press Enter for 2 0CH and the 1KHZ Audio Test to test the R L C s output is normally good or not And then press Top Menu back to menu B In the menu to choose item 4 Video Demo and press Enter to start the test to check the normally good video and audio output then press Top Menu back to test menu STEP3 Take out the test di...

Page 12: ...y board Y Press EJECT buttom to verify if the player boot up and also tray come out N Replace drive Y Open top cover and use multimeter to verify if the power module output both 5V 12V Y Replace front display board Y Put a movie disc and press the play to verify if AV output corret Replace M B N N Replace power module Y NPF ...

Page 13: ...Press Record button to start di Y N Select Source view and display OK N Show Protected Content N Show Wrong Signal Type AV Sources video is black white or if Check if TV system of input device is different Source DVD is not allowed to Y Recording disc was formatted when iff Y N Show Write Fail Bad write quality on this disc Y N Select DV but no video Gray screen check Connection N Select AV source...

Page 14: ... N N Check if Audio Video output properly when DVD playback AV output issue Y N Replace Tuner Board Y N Display normally Can scan All channel Can Fine tune Channel No problem found Replace Tuner Board Replace Tuner Board N N Y Y Y Y Check if the Audio output properly ...

Page 15: ...ce drive Recording will auto stop or hang replace M B drive Playback will have mosaic replace M B No Audio or audio output abnormal replace M B Optical Coaxial no output when the setting is set as DTS output replace M B Can t update F W through drive replace drive Can t detect DV when plug in out with a DV replace display board AV1 input mode doesn t output video audio when connected to a normal e...

Page 16: ...again may be user can continue record but part of the audio video on this disc may not smooth This could be a bad disc or not compatible with our DVD drive DVD CD disc Take long time to load disc then show Invalid Disc The disc could be a bad disc or unsupported format Connect power cord but LED display show nothing Press remote or button on the panel still nothing happened This could be a power b...

Page 17: ...lects TV signal country correctly after scan still cannot select channel this could be a bad TV tuner Connect external source like AV S video Scart DV link 1394 can not see the video input Make sure cables connected correctly If these signals connect to other AV products no problem This could be a bad connector External source For DV user need to know the DV is NTSC PAL and the playing DV tape is ...

Page 18: ... Shooting Guide 2 No Display On LED Module 2 1 Put a paper in between the M B and the barebone for preventing the M B shortcut with ground and Re test again 2 2 To check the connector between main board and power module had been assembled connected properly Fan on rear panel should rotate continuously if there Is no power supplying to main board Yellow 12V Red 5V measured with universal voltage me...

Page 19: ...d disc is dirty or scratch If yes try another disc to check again 2 If no update loader to latest and check it again 3 If it still can t work Replace change another new loader and check it again 4 If it still can t work Replace change another new Main board and check it again 4 Update FirmWare 4 1 Tray can t open 4 1 1 Re assembly DVD writer Loader pay attention to assembly issue Plastic layer of ...

Page 20: ...o check the place position of Display Board where the 5 pin connector had been shorted or not if the answer is yes Replace change another Display Board 6 3 Otherwise Replace change another new Main Board 7 Output picture abnormal 7 1 No picture output while Playback 7 1 1 In case no scart out please make sure the RCA out is ok or not 1 If yes and picture abnormal update firmware to latest and chec...

Page 21: ...lly 5 screws 3 on the rear panel and 1 on the left side and the other on the right side of the TOP COVER as PICTURE 1 2 3 PICTURE 1 PICTURE 2 PICTURE 3 Step 2 Pull back to remove the TOP COVER and let the cover top lie on horizontally smooth desk to prevent being out of shape place upside down as PICTURE 4 PICTURE 4 ...

Page 22: ... PICTURE 8 Step 1 Tray out Æ pull out the door and lift up to disassemble the tray door as PICTURE 6 Step 2 Tray in Æ Power off Æ unplug the power cord Step 3 Disassembly the top cover Step 4 Unplug 3 CALBLES connected to M B as PICTURE 5 3 Cables Screws 1 2 3 ...

Page 23: ...of the drive screw 1 4 as PICTURE 7 8 Step 6 Remove the Drive PS If the tray is jammed can t be out on step 1 please use the mechanical unlock ticker to tray out for drive disassemble to separate the tray door and tray see PICTURE 9 PICTURE 9 ...

Page 24: ...e drive first please refer to page 5 2 Step 2 Remove 3 cables connect to other modules as PICTURE10 11 12 Step 3 Unfixed the screw of the M B as PICTURE 13 Step 4 Loosen the 4 screws off the rear panel as PICTURE 14 Note Tuner can be removed and reused if isn t broken when M B is disassembled 7 cables ...

Page 25: ...le PICTURE 20 PICTURE 21 Step 1 Disconnect all the cables connected to M B as red circle in PICTURE 20 Step 2 Loosen the screws off the Drive chassis 1 7 in PICTURE 20 PICTURE 21 Step 3 Lift up and take out the power module 1 2 3 4 5 6 ...

Page 26: ...re on a single session ISO disc 2 Power on the system 3 After system is ready load the firmware update disc 4 If system detects the image file a confirm dialog will display on the screen Follow the instruction to complete the update process ...

Page 27: ...FW from disc During the upgrade wait for around 5 6 seconds the disc might tray out automatically the tray then please remove the disc 6 After upgrading then press power on system can auto reset 7 Please check the FW S N in setup menu ...

Page 28: ...7 1 7 Exploded View Spare List ...

Page 29: ...01 9965 000 37728 1 3 7918100202 A ASSY CHASSIS BTM SECC 0 7T LVW 1101 280 2 Assy Chassis 9965 000 37738 5 4 7916300127 A COVER REAR TYPE B SECC 0 5T LVW 1101 Cover Rear 9965 000 37722 10 5 7918100307 A ASSY DOOR IDA2 PURE RW STD SILVER ABS PA7 Assy Door 9965 000 37723 Accessory 1 6871001512P CTRL REMOTE 000 00600780 C G PHILIPS DVD Remote control 9965 000 37729 2 6716008300 PWR CORD 183 5CM AWG18...

Page 30: ...21 2 51 1 95 1 95 0 1 21 1 21 1 21 2 51 1 21 Pin No 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 Vdc 1 2 0 1 22 0 1 2 1 25 1 19 3 23 0 2 07 2 04 2 51 2 24 2 15 1 46 Pin No 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 Vdc 1 8 1 78 0 1 26 0 1 04 0 26 0 27 1 14 1 3 1 3 2 51 1 35 1 25 0 26 Pin No 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 Vdc 0 27 0 27 0 ...

Page 31: ...1 24 1 03 0 58 0 58 0 57 0 2 51 1 26 Pin No 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 Vdc 1 35 1 74 0 1 26 0 1 22 0 0 1 2 0 1 19 2 52 1 27 1 18 1 19 Pin No 61 62 63 64 65 66 Vdc 2 52 1 19 1 18 0 1 19 0 IC U13 Please refer page 8 6 Unit Vdc Pin No 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 Vdc 0 1 64 0 22 0 04 0 3 29 0 0 0 0 0 42 0 0 0 0 Pin No 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 Vdc 3 04 3 25...

Page 32: ... 42 5 07 5 07 5 07 5 07 5 07 5 07 5 07 0 36 0 5 07 0 76 12 03 Pin No 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 Vdc 12 03 12 03 0 01 2 82 0 11 71 0 0 0 0 1 43 1 64 0 56 0 1 43 Pin No 46 47 48 49 50 51 52 53 54 Vdc 1 43 1 42 5 08 2 53 2 54 2 4 2 68 2 5 2 54 IC U314 Please refer page 8 6 Unit Vdc Pin No 1 2 3 4 5 6 7 8 Vdc 5 85 5 84 5 81 0 5 81 5 85 5 84 11 68 IC U4 Please refer page 8 6 Unit Vdc ...

Page 33: ... 3 26 3 26 3 25 3 29 3 25 3 25 3 25 Pin No 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 Vdc 3 26 3 25 3 29 3 24 3 26 0 0 3 27 3 22 3 26 3 26 3 26 0 3 22 0 03 Pin No 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 Vdc 3 19 3 23 3 22 3 22 3 22 3 22 3 29 0 0 0 0 3 28 3 28 3 29 3 29 Pin No 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 Vdc 0 1 24 0 02 1 23 2 48 ...

Page 34: ... VOLTAGE CHARTS G O 1 8V 0V 1 8V 3 28V I U6 0V 5 09V 0V 3 30V V G V U2 2 52V 0V 2 52V 5 08V G O I U310 1 8V 0V 1 8V 3 24V G O I U1 Red 5V Red 5V Black GND Black GND Yellow 12V Orange 3 3V Power Module Please refer page 8 6 ...

Page 35: ...8 6 8105 U3 1888 U304 F W U7 U21 U13 U312 U303 U305 U314 U4 U23 U306 U15 U14 U308 U6 U2 U1 U310 ...