Hisense PDH5039EU, PDH4239EU service manual Troubleshooting, Osd?

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PDP TV Service Manual

Troubleshooting

1.

No picture

P.LED	OFF	Check power connections
		Check power connections

blue

OSD ?

ok No problem

no

off

2.

Abnormal display

3.

red

OSD?

ok

no

L.Led? Check LVDS connection

flickering

Check module driver Board connections

Press [power] on the remote to quit stand-by mode

Check main board connections or change main board

Check LVDS connection or module connections

Enlarged display

Press [zoom]on the remote control to check whether it is in zoom mode

The TV system has wrongly identified 625-lines system as 525-lines system. Change to another source (such as video, pc) and change back to TV to correct it

Hisense confidential

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Image 22

Contents Hisense confidential Circuit Diagram…………………………………………….-28 Product Safety Servicing Guidelines Safety precautions Product Safety noticeProduct Fuction Specifications PDH4239EU product function PDH4239EU specificationsHisense confidential PDH4239EU PDP panel spec General description Panel block diagram Power PSU descriptionPower block diagram Block Diagram Unite sketch map Function of Conjunctions J13---XP13 J5---XPR01 Video processing diagram Audio processing diagram Service Mode And Adjustment Service modeFactory INI CUEC/ICP Frmec WBH Bright WBH Contrast WBH Colour Soft Contrast Soft Colour Software updating PDH4239EU software updating PDH4239EU Explode View and Bom Spare Parts List Troubleshooting OSD?LED? Stand installing Problem solutionsPDP Wall-mounting Bracket Installation Guide Hisense confidential Wall-mounting Quick Guide AA9 SWI SWI1Mute Scdt Vpchsync VpcvsyncC1M ResetVCC C1P RIN1 ROUT1MD2 MD0 MREFIN0MD1 MREFIN1 MD3VC2 GhdyVV2 IN0PENCVBS1-OUT CVBS1-INGND3 GND4SCL NC2 Vclk NC1SDA NC3 Pixelworks, Inc RX2M DGRE1 Filt DGBE1 Reset MCLRX2P DGRE0 RX1P DGRE2 XINRxcp DGRE7 SA6 GPIO9 Filt DGBE1 Reset MCL GNDRX1P DGRE2 Rxcm SA5 GPIO10IN1VS IN1FLD IN1CLK IN1CMPIN1PEN IN1CST IN1VBI IN1R0ADJ V18SPVccsw V18SWB V18SWB V18AB FB1KOHM200MA V18PB VPP VCC ByteDEN DVSDHS DR0Pixelworks, Inc Revision History 01064482184 LG Penal optional