BBK LED1973W Service Manual Download Page 30 | Manualshive

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START

Enter USB mode

Insert the wire

Can’t find the

USB device

Check the USB Signal Wire are

Fully Insert

1: Change the USB Sub board.
2: Change the main Board

Check the USB device are Fully

Insert

Reinsert the device

no

yes

E

N

D

N

O

USB Repair Flowchart

Insert USB device

Check the USB device is normal

Change the USB device

yes

yes

no

no

yes

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Summary of Contents for LED1973W

Page 1: ...NUAL CONTENTS SAFETY PRECAUTION SPECIFICATION BLOCK DIAGRAM CIRCUIT DIAGRAM FACTORY MODE ADJUSTMENT UPGRADE SOFTWAR TROUBLE SHOOTING APPENDIX MODEL LED1973W LED2273FW LED2473FW SOLUTION MST182VG 2IN1 POWER SUPPLY ...

Page 2: ......

Page 3: ...hone Jack Front Panel Viewing DVD KEY USB2 0 Socket Back Panel Viewing TV KEY STANDBY SOURCE MENU CH CH VOL LED Indicators Red Green 75 Ohm Unbalanced Power supply AC 100V 240V 50 60Hz Terminals Auto Channel Scanning Yes Number Of Preset Channels 100 ATV System USB USB2 0 Host Tuning System FS With PLL Tuner Band Standard system with hyper band MST6M182VG LED1973W LED2273FW LED2473FW Sound I F 33 ...

Page 4: ...l model On working Standby Support Resolution For PC Horizontal dots Max Vertical Lines Max 4 Ohm 5W Resolution Horizontal dots Vertical Lines Size Backlight Pixel Pitch Resolution Horizontal dots Brand Backlight DVD DVD Loader Russian English LED1973 Brand Model Size Backlight Pixel Pitch Resolution Audio Output Power 1 KHz 10 THD NICAM STEREO Bass Treble Balance Slot in Horizontal dots Vertical ...

Page 5: ...1RWH 6SHFLILFDWLRQV DUH VXEMHFW WR FKDQJH ZLWKRXW QRWLFH Color Black 5HPRWH RQWURO 09F6 Customer Code 1 5V AAA X2 Batteries ...

Page 6: ...oultion MSH9010 Audio Buffer Power Supply LED Driving Board Antenna Speaker Earphone R L RF 12V 5VSTB Back Lihght ON OFF External Input HDMI x 2 VGA x 1 PC Audio x 1 Coaxal IR Board Key Board PANEL Display Unit Back Light Unit LVDS R L LED LED AV x 1 HDMI Switch USB Small Board USB x 1 DVD Molder DVD Loader DVD Decoder Board CVBS R L HDMI ＢｌｏｃｋＤｉａｇｒａｍ ...

Page 7: ...0 22 12 14 16 6 8 10 4 2 29 30 CON4 CN 15X2P 2 0 C205 0 1uF R23 200R R25 200R R26 220R R27 100R R55 2 2k R56 3 3k C204 0 1uF R30 NC CA2 220uF 16V 1 1 2 2 3 3 4 4 5 5 6 6 7 7 8 8 9 9 H2 NC 1 1 2 2 3 3 4 4 5 5 6 6 7 7 8 8 9 9 H3 NC 1 1 2 2 3 3 4 4 5 5 6 6 7 7 8 8 9 9 H4 NC 1 1 2 2 3 3 4 4 5 5 6 6 7 7 8 8 9 9 H5 NC C6 0 1uF C7 2 2uF X5R 16V C0603 C8 2 2uF X5R 16V C0603 C9 2 2uF X5R 16V C0603 CA3 100u...

Page 8: ... PGA COM R8 GPIO24 GPIO56 R9 GPIO25 GPIO57 P8 GPIO23 GPIO58 N8 NC GPIO59 T9 GPIO27 GPIO60 P9 GPIO26 GPIO61 T8 GPIO22 GPIO55 T12 B_ODD6 LVA2P R13 G_ODD1 LVA1M P15 R_ODD0 LVBCKP P16 R_ODD1 LVBCKM N15 R_ODD3 LVB2M M15 R_ODD5 LVB1M M16 R_ODD6 LVB0P L16 R_ODD7 LVB0M L5 AVDD_MOD G14 SAR3_GPIO14 INT_GPIO65 B14 DDCR_CK GPIO63 F14 GPIO15 TCON15 SCAN_BLK1_43 C14 DDCR_DA GPIO64 E14 GPIO14 TCON14 SCAN_BLK_42 ...

Page 9: ...4 7K R914 4 7K CA901 100uF 16V Q901 MMBT3906 Q903 MMBT3904 D901 1N4148 C902 1 5nF X5R 50V C901 1 5nF X5R 50V C903 1 5nF X5R 50V C904 1 5nF X5R 50V R901 4 7K R902 4 7K R906 4 7K R904 4 7K R564 200K C296 0 1uF R565 2 2K R566 NC CE7 470uF 10V 8 7 R567 10K R568 10K C31 1nF C32 1nF CE10 47U 16V 6 7 CE6 47U 16V 6 7 C185 0 1uF R11330R R538 330R Q49 3904 Q50 3904 R544 10K CA28 220uF 16V R17 15R R18 15R Q6...

Page 10: ... TQ8NC R37 0R R324 33K R449 10K R450 10K C220 NC C221 NC C222 2 2uF 0603 C223 2 2uF 0603 R460 12K R461 12K R462 10K 1 2 3 4 5 CN1 5P2 0mm R442 100R R463 100R R465 100R DD4 ESD 0402 DD5 ESD 0402 DD6 ESD 0402 1 1 1 1 1 1 1 1 R2 68k R33 68k 1 DAT2 2 DAT2SHIELD 3 DAT2 4 DAT1 5 DAT1SHIELD 6 DAT1 7 DAT0 8 DAT0SHIELD 9 DAT0 10 CLK 11 CLKSHIELD 12 CLK 13 CEC 14 NC 15 SCL 16 SDA 17 DDC CECGND 18 5VPOWER 19...

Page 11: ...IR BOARD SCHEMATICS TV DVD KEY BOARD SCHEMATICS ...

Page 12: ...I 5HI HVFULSWLRQ HVFULSWLRQ HVFULSWLRQ HVFULSWLRQ 21 6SHDNHU DFN 21 21 0 QSXW 86 MDFN 21 9 QSXW RD LDO 2XW SXW 21 9 6 QWHUIDFH 9 QSXW 1 H DFN 1 5 DFN 1 SRZHU VXSSO MDFN HDGSKRQH RXWSXW 1 9 SRZHU VXSSO 3 XGLR QSXW 1 9 6LJQDO QWHUIDFH 5 QSXW ϯ ϭϭ ϲ ϭϰ ϭϯ ϰ ϱ ϴ ϭϬ ϵ ϭ ϭϱ Ϯ ϭϮ ϳ ＩｎｔｅｒｆａｃｅＤｅｓｃｒｉｐｔｉｏｎ ...

Page 13: ... SHDNHU MDFN SHDNHU MDFN SHDNHU MDFN 12 HILQLWLRQ HVFULSWLRQ 5 5LJKW 6SHDNHU 2XWSXW 1 1 1 1 HIW 6SHDNHU 2XWSXW ƾ 1 1 1 1 3 1 3 1 3 1 3 1 H MDFN H MDFN H MDFN H MDFN 12 HILQLWLRQ HVFULSWLRQ H QSXW 1 1 H QSXW ƾ 1 1 1 1 3 1 3 1 3 1 3 1 9 17 5 9 17 5 9 17 5 9 17 5 12 HILQLWLRQ HVFULSWLRQ 6 63 RPPXQLFDWLRQ 3URWRFRO 6 6 63 RPPXQLFDWLRQ 3URWRFRO 6 5 1 5LJKW KDQQHO RI 9 XGLR QSXW 67 63 RPPXQLFDWLRQ 3URWRF...

Page 14: ...HVFULSWLRQ 9 9 9 3RZHU 6XSSO 9 9 9 3RZHU 6XSSO 1 1 1 1 1 1 ƾ 1 ƾ 1 ƾ 1 ƾ 1 5 5 5 5 MDFN MDFN MDFN MDFN 12 HILQLWLRQ HVFULSWLRQ 1 1 5 5HPRWH 5HFHLYHU UHHQ QGLFDWRU 5 5HG QGLFDWRU 9 3RZHU 6XSSO ƾ ƾ ƾ ƾ 3 1 3 1 3 1 3 1 12 HILQLWLRQ HVFULSWLRQ 9 86 9 3RZHU 6XSSO 86 1HJDWLYH 6LJQDO 86 3RVLWLYH 6LJQDO 1 1 ...

Page 15: ... 1 1 1 1 1 1 1 1 1 1 9 6 9 1 6LJQDO 9 6 9 1 6LJQDO 9 6 9 1 ORFN 6LJQDO 9 6 9 1 ORFN 6LJQDO 9 6 9 1 6LJQDO 9 6 9 1 6LJQDO 9 6 9 1 6LJQDO 9 6 9 1 6LJQDO 9 6 9 1 6LJQDO 9 6 9 1 6LJQDO 1 1 1 1 2 9 6 2 6LJQDO 2 9 6 2 6LJQDO 2 9 6 2 ORFN 6LJQDO 2 9 6 2 ORFN 6LJQDO 2 9 6 2 6LJQDO 2 9 6 2 6LJQDO 2 9 6 2 6LJQDO 2 9 6 2 6LJQDO 2 9 6 2 6LJQDO 2 9 6 2 6LJQDO ...

Page 16: ...1 How to enter service mode Press Source button on the remote control then press 2580 the service menu will be displayed Source Press 2580 FACTORY MODE AND ADJUSTMENT ...

Page 17: ...ing West East Russia DVD source set to turn on or off DVD source in the user menu optional setting On Off Hotel mode to turn on or off hotel mode optional setting On Off Key mode to turn on or off local keyboard optional setting On Off Power on to setting the power on source optional setting TV Other Power mode to setting the power on mode optional setting Force on Memory standby Volume to setting...

Page 18: ...DVD Software upgrade 1 Please rename the upgrading file to MTK BIN 2 RunĀNero Expressāˈselect burn format ISO data discā 3 Add MTK BIN file to burn list ＳｏｇｔｗａｒｅＵｐｇｒａｄｅ ...

Page 19: ...en press burn to start 5 After several minutes it will display the following picture Press ok to finish D 6 Enter DVD source and insert the upgrading disc to DVD loader 7 DVD begins to read the disc Will show a dialog box as below ...

Page 20: ...bout 5 minutes then DVD will restart auto During upgrading time please don t power off TV 9 After TV restart Enter DVD setup menu to check the version number 10 Press 9 2 1 0 button You will enter DVD factory menu A dialog box will be showed as below Marked with red circle is the version number ...

Page 21: ...e to be MERGE182 bin 2 Power on TV and switch source to ATV 3 Insert USB device to TV then screen will display a message window to inform you upgrade TV or not Press LEFT direction button to upgrade 4 It will cost 40 seconds to upgrade In this process please don t unplug USB device don t power off TV ...

Page 22: ...AV SCART and HDMI 9 6 57 DQG 0 ＴＲＯＵＢＬＥＳＨＯＯＴＩＮＧ ...

Page 23: ... 9 ...

Page 24: ...Check the power supply wire and LED black light cable are fully insert Insert the wire again and well ...

Page 25: ......

Page 26: ... 9 6FDUW DQG 0 PRGH UHSDLU IORZFKDUW ...

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Page 29: ...r supply wire and DVD Signal Wire are Fully Insert 1 Change the DVD Sub board 2 Change the main Board Check the DVD power supply wire and DVD Signal Wire are Fully Insert 1 Change the DVD Sub board 2 Change the DVD loader Reinsert the FFC wire for pick up no yes yes no yes no yes END NO DVD Repair Flowchart ...

Page 30: ... the USB Signal Wire are Fully Insert 1 Change the USB Sub board 2 Change the main Board Check the USB device are Fully Insert Reinsert the device no yes END NO USB Repair Flowchart Insert USB device Check the USB device is normal Change the USB device yes yes no no yes ...

Page 31: ... FSE060E is a Power board LED board ASS Can supply 5V 3A and 12V 1 5A to system and drive the LED backlight also Eϭ Eϯ EϮ 3RZHU 6XSSO RDUG DQG 6PDOO GDSWRU RDUG ...

Page 32: ...is used to meet the needs of a variety of panel s backlight current 1 1 1 1 3 1 3 1 3 1 3 1 RQQHFW WR 3RZHU 6XSSO RDUG RQQHFW WR 3RZHU 6XSSO RDUG RQQHFW WR 3RZHU 6XSSO RDUG RQQHFW WR 3RZHU 6XSSO RDUG 12 HILQLWLRQ HVFULSWLRQ 9 DQRGH 9 FDWKRGH 1 URXQG 1 1 1 1 3 1 3 1 3 1 3 1 PP PP PP PP RQQHF RQQHF RQQHF RQQHFW WR W WR W WR W WR 3DQHO 3DQHO 3DQHO 3DQHO ...

Page 33: ...3 1 PP PP PP PP RQQHFW WR RQQHFW WR RQQHFW WR RQQHFW WR SDQHO SDQHO SDQHO SDQHO 1 1 1 1 3 1 3 1 3 1 3 1 RQQHFW WR RQQHFW WR RQQHFW WR RQQHFW WR SDQHO SDQHO SDQHO SDQHO RZ WR RZ WR RZ WR RZ WR configure the circuit parameter ...

Page 34: ...3 0R R12 470K C12 10uF50V 5V 5V1 L N R1 2M R2 2M 1 4 2 3 LF2 WD11726 D2 RL207 D1 RL207 D3 RL207 D4 RL207 R28 1R5 R29 1R R30 1R R15 22R R51 100R R37 4 99K F 1 2 3 4 5 6 CN2 PH 6A W 1 2 3 CN3 PH 3A W 12V 12V C41 1nF50V GND 5V PCON nc ZD12 27V 5V1 5V GND GND 4 GND 1 GND 2 GND 3 HS2 KYX TXT 022A GND GND C51 1nF200V R41 100R R42 100R R23 100R nc D23 LMBD914LT1 R11 470K GND GND R52 100R C54 0 1uF50V GND...

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