Prima PS-32HU35S Service Manual Download | Manualshive

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Block diagram

VGA

YPbPr

SCART1-RGB

SCART1-V

SCART1-L/R

HDMI

L/R-VGA

L/R-YPbPr

L/R

TUNER

TV-SIF

TV-V

SCART1-V OUT

TV-L/R

SCART1-L/R OUT

HDTV SW.

PI5V330

LCD TV

CONTROLLER

MST9E19B

AUDIO AMP.

R2S15102NP

EEPROM

FLASH

PANEL

SPEAKER

EDID

24C02

IF AMP

TDA4470

POWER MEG.

ATMEG8L

2*AMP

SAW

PRE AMP

PRE AMP

LM358D

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Summary of Contents for PS-32HU35S

Page 1: ...PDP TELEVISION PS 32HU35S ...

Page 2: ...instructions Method of software upgrading Working principle analysis of the unit Block diagram IC block diagram Wiring diagram Troubleshooting guide Schematic diagram APPENDIX A Assembly list APPENDIX B Exploded View 1 3 6 12 13 14 19 20 25 ...

Page 3: ...heat radiation parts or direct exposure to sunlight Otherwise there will be kickbacks 1 5 In case foreign substances such as water liquid metal slices or others fall into the module carelessly power must be cut off immediately Keep the module as it is and do not move anything on the module Otherwise it might be possible to contact the high voltage or cause shock short circuit so that it may lead t...

Page 4: ...d for a long time difference in its brightness and color may occur compared with movable pictures But it doesn t show any problem and the reason is that there is reduced density of fluorescent powder in the former On the other hand even if changes take place in the picture it can keep its brightness for a period of time several minutes It s a feature inherent with plasma and it s not abnormal Howe...

Page 5: ...iring diagram connect the power and press standby to turn on the TV Test the pin voltage of XS15 the data is shown in table1 Table1 voltage data of XS15 Pin1 Pin2 Pin3 Pin4 Pin5 Pin6 Pin7 Pin8 Pin9 Pin10 Pin11 LC 26HUXX 8 55 9 45V 0 4 75 5 5V 0 11 69 12 92V 0 4 75 5 5V 0 H LC 32HUXX 8 55 9 45V 0 4 85 5 36V 0 11 4 12 6V 0 4 85 5 36V 0 H Test the pin voltage of XS16 the data is shown in table2 Table...

Page 6: ...N sub menu adjustment of items to see table4 Table1 sub menu adjustment Items Preset Introduce HOTEL 0 1 HOTEL OPTION of factory menu is optional 0 HOTEL OPTION of factory menu is not optional LOGO 1 1 display LOGO in no signal or turn on 0 no LOGO display ADC PRESCALE 046 Software will preset the data according unit SIF PRESCALE 02E Software will preset the data according unit BACK LIGHT FF Softw...

Page 7: ...to VGA terminal TIMING854 800 600 60Hz PATIERN CROSS and auto adjust to full screen then input PAT948 black white signal enter factory menu ADC ADJ select AUTOTUNE and wait for OK display Input PAT920 8 gray levels check if the white balance is normal if not enter COLOR TEMP menu and set ALL COLOR to 0 and fine adjust according the method of 4 4 1c b Connect VG 848 signal of YPBPR to YPBPR termina...

Page 8: ...tall the parallel interface drive program Port95nt 2 ISP_TOOL icon is bellow 3 One parallel cable 25 pins and one VGA cable 15 pins the parallel cable connects the PC and the upgrade instrument the VGA cable connects the TV and the upgrade instrument 2 The steps for upgrading software 1 Please confirm that the connection wires and the upgrade instrument are connected well before the software writt...

Page 9: ...cessfully as shown below then press enter Note if it appears error check the connection wires and check if ISP item of the factory menu is set to 1 if not please set it to 1 4 After connection is done it needs to read the Binary document Press Read as shown below ...

Page 10: ...8 5 Search the document needed to write in the Read check box ...

Page 11: ...9 6 Select the document then the window will appear as shown below 7 Press Auto to select the writing function Select ...

Page 12: ...10 Select the items shown in the picture above a Read File b Program c Exit ISP d Erase Device e File Area 8 Press Run to begin the writing program wait till the blue bar is complete ...

Page 13: ...ppeared shown as below press Run again to rewrite the program till it is success Note1 keep the connection well and don t cut off the power during the writing process Note2 the writing speed can be adjusted as shown below Select Config then adjust Speed BAR ...

Page 14: ...DA4470 together with TV SIF will be sent to main IC NS2 MST9E19B Video signals of VGA and HDMI will be sent to MST9E19B too Video signal of YPbPr and Video RGB of SCART1 via video switch NB24 PI5V330 will be sent to MST9E19B Video signal V CVBS of SCART1 YPbPr L R and SCART1 L R will be sent to MST9E19B The main IC NS2 MST9E19B is a high performance and fully integrated IC which can realize HDMI p...

Page 15: ...1 L R HDMI L R VGA L R YPbPr L R TUNER TV SIF TV V SCART1 V OUT TV L R SCART1 L R OUT HDTV SW PI5V330 LCD TV CONTROLLER MST9E19B AUDIO AMP R2S15102NP EEPROM FLASH PANEL SPEAKER EDID 24C02 IF AMP TDA4470 POWER MEG ATMEG8L 2 AMP SAW PRE AMP PRE AMP LM358D ...

Page 16: ...ADC PLL an integrated DVI HDCP HDMI receiver a multi standard TV video and audio decoder a video de interlacer a scaling engine the MStarACE 3 color engine an on screen display controller an 8 bit MCU and a built in output panel interface To further reduce system costs the MST9E19A also integrates intelligent power management control capability for green mode requirements and spread spectrum suppo...

Page 17: ...15 2 R2S15102NP ...

Page 18: ...16 ...

Page 19: ... for multi standard video sound IF VIF SIF signal processing in TV VCR and multimedia applications The circuit processed all TV video IF signals with negative modulation e g B G standard positive modulation e g L standard and the AM FM NICAM sound IF signals ...

Page 20: ...18 ...

Page 21: ...atch plug patch plug patch plug patch plug patch plug patch plug patch plug patch plug patch plug patch plug patch plug ground yellow and green wire power switch weld weld weld blue blue brown brown fix the screws on the metal frame of the panel three pin power plug speaker socket ...

Page 22: ...nd if interfered possibly by the equipment like transmitting antenna non professional radio station and cellular phone 1 2 TV set Symptoms Possible cause Unable to switch the power on Check to see if the power plug has been inserted properly into the socket No picture and sound Check to see if the power supply of liquid crystal TV has been switched on As can be indicated by the red LED at the fron...

Page 23: ... batteries are installed in the reverse order Check if the battery is effective Check the distance or angle from the monitor Check if there is any obstruct between the remote control and the TV set Check if the remote control signal receiving window is exposed to strong fluorescence No picture and sound but only hash Check if the antenna cable is correctly connected or if it has received the video...

Page 24: ...f XS15 on main board is normal Check STANDBY circuit of power supply board Press POWER button in the unit or sensor control and check the indicator Check the power board and panel drive Check if the PIN1 2of XS15 on main board is low level Check the power supply board yes no no red blue no yes Check NS14 and its peripheral circuit ...

Page 25: ...in board again Which is no signal of channels Replace main board Check if 1VPP signal and noise wave of TP1 on the TV board Check if output IF signal of TUNER101 pin 11 is normal Check TUNER101 and its periphery Check N3 and its periphery no yes yes VGA SCART CVBS HDMI TV yes no no no yes Does display OSD menu in screen when press menu button yes no yes no Check if NB24 output signal Replace main ...

Page 26: ... is normal Check power supply Check the wave of PIN5 11 of NV4 Check PIN24 wave of N3 Check PIN11 wave of TUNER101 Check TUNER101 and its periphery Check NV4 and its periphery Check NS2 and its periphery Check N3 and its periphery no yes no yes yes yes no no ...

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Page 32: ...V4 NS2 TDA4470M 5274470001 R2S15102 5271510201 MST9E19B 5270919002 IR board 6HU0660910 Key board 6HU0660510 Remote control 6010Y03507 Panel 5205321202 RC Y35 0F PDP32F1X031 APPENDIX A Main assembly 9432HU3522 MAIN COMPONENT AND IT S NO ...

Page 33: ...APPENDIX B Exploded view PS 32X35 ...

Page 34: ...t 10 back cabinet 11 speaker connection 12 right speaker 13 stand 14 speaker back cover 15 back baffle 16 left speaker 17 connection bracket 18 push board 19 power socket 20 push board 21 decorative bar 22 key board 23 IR board 24 power switch Note design and specifications are subject to change without notice PART LIST OF EXPLODED VIEW ...

Page 35: ...9432HU3522 Ver 1 0 ...

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