Baird B42HDTV Page 27 Service Manual Download

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11.3. Pannel failure

Failure Mode

Part Name Description Phenomena

Failure

cause

V B/D

Vertical bar

V Dim

Vertal gray

line

TCP

V L/D

Vertical color

line(light or

dark forever)

Block Defect :TCP cracking or cracking

Dim or L/D :TCP Sunken

:TCP lead cracking

:ACF bonding short

:Awful environment and something electric enter into

LCD

:Mis-align between TCP and Panel

:Panel failure

:TCP failure

Summary of Contents for B42HDTV

Page 2: ...NENTS 5 3 1 Board Location 5 3 2 Main Board 6 3 3 DVB T Board 7 3 4 Power Board 8 3 5 LCD Panel 9 4 FEATURES AND TECHINICAL DESCRIPTION 11 5 INSTALLATION INSTRUCTIONS 13 5 1 External Equipment Connect...

Page 3: ...730 Packaged dimension MM 1115 375 830 2 Warning WARNING RISKELECTRIC SHOCK DONOT OPEN WARNING To reduce the risk of electric shick don t remove cover or back No user serviceable parts inside refer s...

Page 4: ...ngs in the cabinets and the back or bottom are provided for ventilation These openings must not be blocked In a built in installation such a bookcase or rack do not install product unless proper venti...

Page 5: ...nly those controls that are covered by the operating instructions as improper adjustment of other controls may result in damage and will often require extensive work by a qualified technician to resto...

Page 6: ...6 No Parts number Description A Board 0094000731 Power Board B Board 0090712160A Main board C Board 0094000961 LCD Panel D Board 0090712161A DVBT Board 3 2 Main Board 3 2 1 Function Description...

Page 7: ...which incept from exterior equipment then translate into signal that panel can display 3 3 DVB T Board 3 3 1 Function Description Process signal which incept from Tunner then translate into signal to...

Page 8: ...8 3 4 Power Board...

Page 9: ...onnector definition CN4 PIN NUMBER DESIGNATION 1 ON OFF 2 GND 3 5V 4 GND 5 GND 6 12V 7 12V CN5 PIN NUMBER DESIGNATION 1 GND 2 12V CN6 PIN NUMBER DESIGNATION 1 16 5V 2 16 5V 3 GND 4 GND CN2 PIN NUMBER...

Page 10: ...10 3 5 1 Function Description Display the signal 3 5 2 Connector defination LVDS...

Page 11: ...trast 1100 1 Response time ms 5ms Display Capabilities 1080i 720P Viewing Angle H 178 V 178 Color display 16 7M PC mode SXGA XGA SVGA VGA No of preset channels 100 Multi picture modes 4 Screen mode 4...

Page 12: ...s DTV AFD Yes SCART 2 AV sockets composite 1 side S video 2 Headphone jack 1 HD Component Y Pb Pr 1 VGA PC input 1 IDTV Integrated Digital tuner 1 Input Output HDMI 2 ATS Yes Nation Select Yes Channel...

Page 13: ...will you need to find something a little more space effective Wire access Have you planned how you will run wires to your speaker locations Will you have all of your equipment next to the TV or will i...

Page 14: ...Select Main source menu When the source device DVD player or Set Top Box supports DVI How To Connect 1 Connect the source device to HDMI port of this TV with a HDMI to DVI cable not supplied with this...

Page 15: ...INSTRUCTIONS Basal information 6 1 Front panel controls HDMI Cable not supplied with the product HDMI to DVI Cable not supplied with the product Analog Audio Cable Stereo to RCA type not supplied wit...

Page 16: ...16 6 2 Back panel controls 6 3 Setting Up Your Remote Control...

Page 17: ...17...

Page 18: ...18 7 DISASSEMBLY INSTRUCTIONS 7 1 whole machine 7 2 Connection Sketch Interpretat...

Page 19: ...400962B Side AV S video wire 10 0090403208B Tuner power wire 11 0090403308C Speaker wire 12 0090400963 Remote Wire 13 0090403208B DVB T power wire 8 MEASUREMENTS AND ADJUSTMENTS 8 1 The Way to Factory...

Page 20: ...system tread away 8 2 2 The Submenu 1 WHITE BLC R OFF G OFF B OFF are items of the offset balance R GAIN G GAIN B GAIN are items FAC MENU DEBUG MENU WHITE BLC COLOR TEMP PER STB TEST PAT TV INT E2P I...

Page 21: ...the software 8 TTLANG_SEL ON TXT LANGUAGE displays in the menu OFF TXT LANGUAGE does not display in the menu The default value ON 9 BUS_SEL ON BUS can be choosed in H LOCK OFF BUS can not be choosed i...

Page 22: ...22 9 BLOCK DIAGRAM AND CIRCUIT DIAGRAM 9 1 BLOCK DIAGRAM 9 2 CIRCUIT DIAGRAM...

Page 23: ...10n CA34 47uF 16V C128 0 1U CA35 10uF 16V C125 0 1U CA36 10uF 16V L35 FB 5V Audio_out R Audio_out L C278 2 2uF C277 2 2uF IR R45 10 1 2 CON5 TJC3 2A C808 100pF Q28 3904 R482 330 R480 10K 5Vstb R481 10...

Page 24: ...0401722 Control wire 4 0090401719 Backlight wire 5 0090401721 12V 5V Wire 6 0090403301B LVDS Wire 7 0090400964 DVB T Wire 8 0090400954 Analog signals wire 9 0090400962B Side AV S video wire 10 0090403...

Page 25: ...an No color for some channel program black and white Verify if the same problem exists in other channels check out of picture and sound system Refer to relative instructions in the Manual for color ad...

Page 26: ...connect with PSU then check as follows 1 Check input voltage as NO picture 2 Check speaker output First check speaker anode and cathode confirm speaker short or not If short replace speaker Second che...

Page 27: ...cal bar V Dim Vertal gray line TCP V L D Vertical color line light or dark forever Block Defect TCP cracking or cracking Dim or L D TCP Sunken TCP lead cracking ACF bonding short Awful environment and...

Page 28: ...evented Careful and regular cleaning can extend the amount of time you will have your new TV Be sure to turn the power off and unplug the power cord before you begin any cleaning 1 Here s a great way...

Page 29: ...29 Sincere Forever Haier Group Haier Industrial Park No 1 Haier Road 266101 Qingdao China http www haier com...

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