Sony KLV-70X300A, Service Manual

Page 1: ...D846660B279CC0D5520DEF8E80C6FD0B0509C3DE5F2E1AA689414F35FDFA3F98261139660559AE28 SERVICE MANUAL FIX2 CHASSIS LCD Digital Colour TV China Model KLV 70X300A ...

Page 2: ...D846660B279CC0D5520DEF8E80C6FD0B0509C3DE5F2E1AA689414F35FDFA3F98261139660559AE28 KLV 70X300A CH 2 SPECIFICATIONS ...

Page 3: ...D846660B279CC0D5520DEF8E80C6FD0B0509C3DE5F2E1AA689414F35FDFA3F98261139660559AE28 KLV 70X300A CH 3 ...

Page 4: ...t modify the original design without obtaining written permission from the manufacturer or you will void the original parts and labor guarantee USE CAUTION WHEN HANDLING THE LCD PANEL When repairing the LCD panel be sure you are grounded by using a wrist band When repairing the LCD panel on the wall the LCD panel must be secured using the 4 mounting holes on the rear cover 1 Do not press on the pa...

Page 5: ...t not exceed 0 5 mA 500 microamperes Leakage current can be measured by any one of three methods 1 A commercial leakage tester such as the Simpson 229 or RCA WT 540A Follow the manufacturers instructions to use these instructions 2 A battery operated AC milliampmeter The Data Precision 245 digital multimeter is suitable for this job 3 Measuring the voltage drop across a resistor by means of a VOM ...

Page 6: ...n one error the LED will identify the first of the problem areas Result for all of the following diagnostic items are displayed on screen If the screen displays a 0 no error has occurred Number of times STANDBY LED Monitoring Items Diagnostic Item Description Red flashes Screen Display 2 times POW OVP Main Power Over Voltage Protection 3 times POW ERR1 Power Error 5 times T_CON T_CON Error 6 times...

Page 7: ...re for confirmation on the screen 1 4 1 To Bring Up Screen Test In standby mode press buttons on the remote commander sequentially in rapid succession as shown below Since the diagnostic results displayed on the screen are not automatically cleared always check the self diagnostic screen After you have completed the repairs clear the result display to 0 1 5 Quitting Self diagnostic screen To quit ...

Page 8: ...BOARD AND CHASSIS BRACKET ASSY REMOVAL 1 4 1 7 FB2 BOARD AND AG BOARD REMOVAL 1 4 1 9 G1P2 G2P2 AND FP BOARDS REMOVAL 1 5 1 10 AC INLET AND UNDER COVER REMOVAL 1 5 1 11 LD3 BOARD REMOVAL 1 6 1 12 FAN R REMOVAL 1 6 1 13 FAN L REMOVAL 1 7 1 14 LOUDSPEAKER H3 BOARD AND H4 BOARD REMOVAL 1 7 1 15 CABINET ASSY REMOVAL 1 8 1 16 WIRING LAYOUT 1 9 2 SERVICE ADJUSTMENTS 2 1 3 DIAGRAMS 3 1 3 1 CIRCUIT BOARDS...

Page 9: ...Y REMOVAL 1 Nine screws TP M4X12 2 Bezel assy 1 Eight screws TP M4X12 Take off a screw of mark side 17pcs 3 Eleven screws BVTP2 4X16 3 Two screws BVTP2 4X16 6 Two screws BV 3X12 4 Two screws PSW M4X12 2 Handle 7 Rear cover assy 1 Four screws PSW M5X20 5 Four screws BVST 4X12 4 Two screws PSW M4X12 3 Ten screws BVTP2 4X16 Take off a screw of arrow mark side 21pcs ...

Page 10: ...crews PSW M4X12 7 Four screws PSW M4X12 9 Four screws PSW M4X12 1 Two screws PSW M8X16 1 Two screws PSW M8X16 4 Arm 6 Arm 2 Base stand assu 8 Stand holder 0 Stand holder 2 One screw BVTP3X12 9 Two screws BVTP2 4X16 5 One screw BVTP3X12 4 One screw PSW M4X12 1 One screw PSW M4X12 7 One screw PSW3X8 3 Plate Ground A 6 Plate Ground B 8 HW2 board 0 Side terminal assy Claws 1 4 HW2 BOARD AND SIDE TERMI...

Page 11: ... 1 3 1 5 H1 BOARD REMOVAL 1 6 UB1 BOARD REMOVAL 2 Control button block assy 3 H1 board 1 Two screws BVTP2 4X16 7 Four screws BVST 3X8 1 Eight screws PSW M3X8 4 Seven screws PSW M3X8 5 Bracket UB 8 UB1 board To FB2 board 2 LVDS shield 3 Lead wire with connector LVDS 6 Lead wire with connector LVDS ...

Page 12: ...8 3 Four screws BVST 3X8 5 FB top shield 1 Card bracket assy 0 Six screws BVST 3X8 6 Five screws BVST 3X8 6 Five screws BVST 3X8 7 FB2 board 0 Three screws PSW M3X8 0 Two screws PSW M3X8 qa Chassis bracket 9 Tuner shield lower assy 6 Two screws BVST 3X8 5 Connector assy 2 One Screw PSW M3X5 3 Pin Cable 4 RF Splitter 1 TU bracket assy Claws 6 Two screws BVST 3X8 7 TUG board 8 Four screws BVST 3X8 1...

Page 13: ...our screws PSW M3X8 2 Five circuit board supports 5 Two circuit board supports 8 FP board 6 G2P2 board 3 G1P2 board 1 One screw PSW M4X12 8 One screw PSW M4X12 6 Four screws PSW M3X8 3 Two screws PSW M3X12 7 AC inlet holder 5 AC inlet 4 Plug holder A 9 Under cover 2 Earth read 1 9 G1P2 G2P2 AND FP BOARDS REMOVAL 1 10 AC INLET AND UNDER COVER REMOVAL ...

Page 14: ...E5F2E1AA689414F35FDFA3F98261139660559AE28 KLV 70X300A CH 1 6 1 11 LD3 BOARD REMOVAL 1 Five screws PSW M3X8 2 LD3 board 2 Four screws PSW M3X8 3 Fan bracket 4 Cushion FAN spacer 4 Cushion FAN spacer 5 D C FAN 1 Fan cushion 1 12 FAN R REMOVAL ...

Page 15: ...W M3X8 3 Fan bracket 4 Cushion FAN spacer 4 Cushion FAN spacer 5 D C FAN 1 Fan cushion 4 Speaker support 8 Speaker support 3 Two screws PSW M3X8 7 Two screws PSW M3X8 2 Speaker 6 Speaker 1 Two screws PWH 4X16 5 Two screws PWH 4X16 0 H3 board 9 H4 board 1 13 FAN L REMOVAL 1 14 LOUDSPEAKER H3 BOARD AND H4 BOARD REMOVAL ...

Page 16: ...ay horiz upper qg Stay horiz upper 3 Stay vert Cabinet assy qh LCD panel 5 Ten screws BV 3X12 qd Three screws PSW M4X8 0 Three screws BVTP2 4X16 1 Ten screws BV 3X12 8 Four screws BVTP2 4X16 7 Three screws PSW M4X12 7 Three screws PSW M4X12 4 Six screws PSW M4X12 qf Three screws BVTP2 4X16 qa Three screws PSW M4X8 2 Four screws PSW M4X12 8 Four screws BVTP2 4X16 ...

Page 17: ...301 CN004 CN001 CN003 CN5600 CN005 CN006 CN4001 CN4002 CN2013 2010 2009 CN2011 CN2004 CN2001 CN2006 CN1154 CN1150 CN1101 CN1100 CN6902 CN6403 CN6401 CN6551 CN6501 CN7201 CN7203 CN7206 CN7200 CN6556 CN6550 CN6557 CN6503 CN6400 CN6402 CN6930 CN6901 CN1155 CN1153 CN1152 CN1151 CN2006 CN2012 2008 2007 CN3001 CN800 HW2 board CN7022 CN7061 CN7121 LD3 board CN1154 CN1150 CN1101 CN1100 CN6018 CN6001 CN115...

Page 18: ...D846660B279CC0D5520DEF8E80C6FD0B0509C3DE5F2E1AA689414F35FDFA3F98261139660559AE28 KLV 70X300A CH 2 1E SECTION 2 SERVICE ADJUSTMENTS Due to the complexity of this set service adjustments are not available ...

Page 19: ...B0509C3DE5F2E1AA689414F35FDFA3F98261139660559AE28 KLV 70X300A CH 3 1E SECTION 3 DIAGRAMS 3 1 CIRCUIT BOARDS LOCATION TUG board AG board G1P2 board HW2 board UB1 board H4 board FP board FB2 board H1 board G2P2 board H3 board LD3 board ...

Page 20: ...no part number and no description are not stocked because they are seldom required for roution service The construction parts of an assembled part are indicated with a collation number in the remark colum Items marked are not stocked since they are seldom required for routine service Some delay should be anticipated when ordering these items ...

Page 21: ...5 02 SERVICE COVER 3 3 106 920 41 LABEL HDMI 4 3 106 921 91 LABEL REAR TERMINAL 5 4 087 918 02 SCREW PSW 5X20 6 3 106 923 61 LABEL SIDE TERMINAL 7 X 2186 662 1 REAE COVER ASSY 8 2 580 640 01 SCREW BVTP2 4X16 9 2 580 602 01 SCREW PSW M4X12 10 2 580 637 01 SCREW BVST 4X12 11 3 211 347 01 SCREW LINE HEX TP M4X12 12 1 754 544 21 ANTENNA FOR ISOLATION 1 7 685 648 79 SCREW BVTP 3X12 TYPE2 IT 3 11 8 11 9...

Page 22: ...4 X 2176 479 3 BASE STAND ASSY 55 2 595 155 02 CLAMP 56 A 1171 665 A H1 MOUNT 57 X 2179 788 1 BUTTON CONTROL ASSY 58 2 685 752 13 COVER UNDER L 59 2 580 593 01 SCREW PSW M3X8 60 1 834 693 12 LEAD WIRE WITH CONNECTOR LVDS 61 3 106 942 41 BRACKET CARD 62 62 2 689 737 01 COVER MS 63 3 100 217 22 BRACKET SIDE TERMINAL 64 A 1361 957 A HW2 MOUNT 65 4 087 370 01 GASKET A 1 7 685 648 79 SCREW BVTP 3X12 TY...

Page 23: ...ONNECTOR LVDS 110 A 1314 443 A AG MOUNT 111 1 821 376 11 BOARD TO BOARD CONNECTOR 50P 112 1 821 375 11 BOARD TO BOARD CONNECTOR 80P 113 1 251 658 41 SPLITTER RF 114 1 910 029 20 EH CONNECTOR ASSY 2P 115 1 910 037 69 SHLDP CONNECTOR ASSY 20P 116 1 558 924 21 CABLE PIN 117 A 1223 738 A LD3 COMPL 118 1 834 167 13 LEAD WIRE WITH CONNECTOR LVDS When UB1 board is determined the defective part and is nee...

Page 24: ...ISE FILTER 156 2 990 241 02 HOLDER A PLUG 157 2 580 595 01 SCREW PSW M3X12 158 2 580 602 01 SCREW PSW M4X12 159 2 580 593 01 SCREW PSW M3X8 160 1 826 696 41 LOUDSPEAKER 161 4 302 404 03 TAPPING SCREW PWH 4X16 162 A 1359 151 A G1P2 COMPLETE 163 A 1318 855 A FP MOUNT 164 A 1171 668 A H4 MOUNT 165 1 826 696 31 LOUDSPEAKER 166 A 1433 798 A G2P2 COMPL 167 4 092 047 01 CIRCUIT BOARD SUPPORTS 165 154 153...

Page 25: ...2179 784 1 CABINET ASSY 202 2 580 602 01 SCREW PSW M4X12 203 2 580 640 01 SCREW BVTP2 4X16 204 2 580 600 01 SCREW PSW M4X8 205 Not Available LCD PANEL KIT 1 7 685 648 79 SCREW BVTP 3X12 TYPE2 IT 3 When LCD panel is determined the defective part and is needed replacement please contact Sony EMCS Corp Inazawa TEC CS Sec Quality Assurance Dep 202 203 202 203 203 202 202 201 203 204 1 1 205 ...

Page 26: ... C 253 2 580 663 01 SCREW WOOD 3 8X20 254 2 593 320 02 SCREW CION M6X18 255 X 2186 602 1 BAG ASSY RUDDER LOCK L 256 1 793 504 11 CABLE ASSY 15PDSUBX2CONNECTOR 257 1 830 860 31 CORD POWER 258 3 278 992 11 MANUAL INSTRUCTION 259 3 277 914 11 MANUAL INSTRUCTION WALL MOUNT 260 2 889 071 01 SHEET PROTECTION 261 3 099 955 03 CUSHION LOWER 262 3 099 953 01 BOARD TOP 263 3 099 954 01 CUSHION UPPER 264 3 2...

Page 27: ...D846660B279CC0D5520DEF8E80C6FD0B0509C3DE5F2E1AA689414F35FDFA3F98261139660559AE28 KLV 70X300A CH 27 Sony EMCS Corporation Inazawa TEC English 2007KL08 Data Made in Japan 2007 11 9 834 171 01 ...