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Optoma Pico PK301+ Service Manual Download Page 1

SERVICE MANUAL

Prepared: Cherry                     

 Check:Amy          

 

 

Approved: Alick

Date

Revise Version

Description

2010.04.15

V1.0

 Initial Issue

2010.08.04

V2.0

Add “System reset“ & change burn-in test in Chapter 4

Add an action to show ”System Upgrade” & FW 

version checking in Chapter 5

2011.08.23

V3.0

Add PK320

2012.10.19

V4.0

Add PK301 PLUS

PK-301/PK320/PK301 PLUS

Copyright  Oct 2012.   All Rights Reserved 

 

        

 

       

Summary of Contents for Pico PK301+

Page 1: ...n 2010 04 15 V1 0 Initial Issue 2010 08 04 V2 0 Add System reset change burn in test in Chapter 4 Add an action to show System Upgrade FW version checking in Chapter 5 2011 08 23 V3 0 Add PK320 2012 10 19 V4 0 Add PK301 PLUS PK 301 PK320 PK301 PLUS Copyright Oct 2012 All Rights Reserved ...

Page 2: ...ct your customers will appreciate the service that you offer them This manual is for technicians and people who have an electronic background Please send the product back to the distributor for repairing and do not attempt to do anything that is complex or is not mentioned in the troubleshooting Note The information found in this manual is subject to change without prior notice Any subsequent chan...

Page 3: ...Top Cover Module 75 8CU05G001 75 8MH01G001 Main Board 80 8CU01G002 80 8RF01G001 80 8MH01G001 Keypad 80 8CU03G001 80 8MH03G001 Key Button 51 8CU16G101 51 8MH01G001 Focus Ring 51 8CU14G001 51 8CU14G011 Engine 70 8CU02GR01 70 8MH06GR01 PK 301 PK320 PK301 PLUS Comparison List ...

Page 4: ...d Module and Rear Cover Module 2 3 Disassemble Fan Module and Engine Module 2 5 Disassemble Keypad Module 2 6 Disassemble the Bottom Cover 2 7 Chapter 3 Troubleshooting Equipment Needed 3 1 Main Procedure 3 2 Power Troubleshooting 3 3 Image Performance Troubleshooting 3 4 Audio Troubleshooting 3 7 Chapter 4 Function Test Alignment Procedure Test Equipment Needed 4 1 Service Mode 4 1 System Reset 4...

Page 5: ...7 Others 4 9 Chapter 5 Firmware Upgrade Equipment Needed 5 1 Firmware Upgrade Procedure 5 2 Chapter 6 EDID Upgrade EDID introduction 6 1 Equipment needed 6 2 Setup procedure 6 3 EDID Key In Procedure VGA HDMI Interface 6 3 Appendix A Exploded Image I Appendix B Serial Number System Definition XII PCBA Code Definition XIII ...

Page 6: ...0 in ECO Mode for PK301 1 8W 20 in ECO Mode for PK320 PK301 PLUS 9 Altitude Operating 0 2 500 ft for 5 C 35 C 2 500 ft 5 000 ft for 5 C 30 C 5 000 ft 10 000 ft for 5 C 25 C 10 Audio Built in Speaker 0 5W x 1 for PK301 PK301 PLUS Built in Speaker 1W x 1 for PK320 11 Battery Charge time 25C 3hour Discharge time 25C 33 minutes in STD Mode for PK301 Discharge time 25C 25 minutes in STD Mode for PK320 ...

Page 7: ...atibility Compatibility Resolution V Sync Hz VGA 640 x 480 60Hz 800 x 600 60Hz 1024 x 768 60Hz 1280 x 720 60Hz 1280 x 800 60Hz 1024x600 60Hz Video 480i 480P 60Hz 576i 576P 50Hz 720P 50Hz 60Hz 1080i 50Hz 60Hz HDMI 480i 480P 60Hz 576i 576P 50Hz 720P 50Hz 60Hz 1080i 50Hz 60Hz ...

Page 8: ...1 PK320 PK301 PLUS unit Before you start This process is protective level II Operators should wear electrostatic chains Note If you need to replace the main board you have to record the lamp usage hour The disasssemble procedure for PK301 PK320 PK301 PLUS are the same we take PK 301 as an example here PK 301 PK320 PK301 PLUS ...

Page 9: ...sassemble Top Cover Module 1 Unscrew 5 screws from the Bottom Cover as red circle 2 2 Disassemble Battery Cover Module 1 Disassemble the Battery Cover Module as red arrow directs 2 Remove the Battery PK 301 PK320 PK301 PLUS ...

Page 10: ... as blue circle on the top cover when disassembling it you must be carefull so as not to damage the top cover 2 4 Disassemble Keypad Module 1 Tear off the 3M tape and unplug the key pad cable 2 Unscrew 4 screws as red circle 3 Take out the key pad board and the key button PK 301 PK320 PK301 PLUS ...

Page 11: ... as red circle 2 Unplug 3 cables as yellow circle 3 Disassemble the Rear Cover as yellow arrow 4 Unscrew 2 screws separate the Rear Cover and Main Board 2 6 Disassemble Fan Module and Engine Module 1 Unscrew 3 screws as yellow circle Then take out the fan module A B PK 301 PK320 PK301 PLUS ...

Page 12: ...isassemble 3 heatsinks 2 Unscrew 5 screws as red circle 3 Unscrew 3 screws on the focus as yellow square 4 Pull out the focus ring Note When assembling the focus ring you should screw the 3 screws first then push in the focus ring PK 301 PK320 PK301 PLUS ...

Page 13: ... 1 Unscrew 2 screws as red circle 2 Take out the power cord 3 Disassemble complete 6 Unscrew 2 screws and disassemble the FPC cable As red circle 7 Unscrew 2 screws disassemble the engine holder and DMD chip As yellow circle PK 301 PK320 PK301 PLUS ...

Page 14: ...Confidential 3 Chapter 3 Troubleshooting 1 Projector 2 DVD player 3 Power adaptor with AC Plug 4 VGA Cable USB Male Cable AV Cable 5 Voltage test meter 3 1 Equipment Needed ...

Page 15: ...nnect the power adapter then turn on the projector and input the signal Does the projector ignite Is image OK Is audio OK Not fault found END A Power troubleshooting B Image performance troubleshooting C Audio troubleshooting YSE YES YES NO NO NO ...

Page 16: ...e engine module securely connect with the main board Change main board Does projector ignite Change engine module The power source is adapter Whether the USB cable and power adapter securely connect with the projector Does projector ignite Properly connect power adapter and USB cable Does projector ignite Whether the projectorಬs accessory kit part is USB cable Does projector ignite Use the accesso...

Page 17: ...sure the projection distance is in spec Is the projection lens clean Change engine module Use the soft cloth to clean the lens YES NO Is color OK Ensure signal cable and signal source work well Is focus OK NO YES NO YES Is color OK Change main board Is color OK Change engine module YES NO NO NO YES YES YES Have line bar Make sure the main board and engine module are assembled properly Have line ba...

Page 18: ...ug in signal cable and play audio signal Have audio sound output from the internal speaker Does the signal and source work well Ensure the signal and source work well Not fault found Change main board END NO YES NO If the sound is abnormal NO YES Change main board YES ...

Page 19: ... 4 2 Service Mode 1 Turn on the projector 2 Do the following actions sequentially to get into service mode Press Left Left Right Right Down Down Up Up For PK 301 PK301 PLUS Press Menu Up Left Down Right Up Left Down Right For PK320 Service mode will be shown After confirming the configuration choose menu to exit 4 3 System Reset After final QC step we have to erase all saved change The following a...

Page 20: ... lux Screen size 20 inches Screen Defects Defect specification table Order Symptom Pattern Criteria 1 Dark pixel dots White pattern A 4 2 Unstable pixel dots Any pattern A 0 3 Adjacent pixel dots Any pattern A 0 4 Bright pixel dots Gray 10 pattern A 0 5 Bright dot on frame Gray 10 pattern 1 Figure Figure Zone A as green line Definition ...

Page 21: ... have to set the lamp on for 50 min and lamp off for 10 min for 4 cycles Note Please make sure that the hot exhaust airflows from projectors can flow towards the aisle Get into Service Mode as above step 4 2 Choose Burn In enter Lamp On Min Press right key to adjust the time 50 Lamp Off Min Press right key to adjust the time 10 Set Burning cycle Press right key to adjust the cycle After setting up...

Page 22: ...rn gray 10 Inspection item Bright pixel check Criteria Bright pixel is unacceptable No more than 1 bright pixel in the POM Adjacent with each other is unacceptable 2 Dark Pixel Procedure Test equipment video generator Test signal analog 800x600 60Hz Test Pattern full white Inspection item Dark pixels check Criteria The number of the dead pixels should be less or equal to 4 pixels Adjacent dark wit...

Page 23: ... appear on the screen and so on Color appears normal RGBW should all appear normal on the screen and sort from R G B W Color levels should be sufficient and normal 4 Power Function Test Inspection item Projector charging or discharging test Check whether the LED indicator shows nor mally Criteria Install the battery into the projector plug the adapter confirming the red LED is lighting check wheth...

Page 24: ... exchange normally 2 CVBS Procedure Test equipment DVD player Test signal CVBS Inspection item Video performance test Inspection Distance 0 8 M 1 0 M Criteria Check any abnormal color line distortion or any noise on the screen 3 Audio Test Procedure Test equipment DVD player Test signal CVBS Inspection item Audio performance test Inspection Distance 0 8 M 1 0 M Criteria Check the sound from speake...

Page 25: ...can detect the SD card information There should be two removable disk Check whether the USB charging function is normal Confirming the red LED is lighting when charging 4 9 Optical Performance Measure Inspection Condition Environment luminance 2 Lux Product must be warmed up for 2 minutes Distances from the screen 0 8 M 1 M Screen Size 20 inches diagonal 1 Test equipment Procedure Please get into ...

Page 26: ...n Use CL100 to measure brightness values of full white pattern P5 full black pattern B5 see image full white Follow Contrast formula to calculate contrast values Contrast Formula P5 B5 Note P5 center of white image B5 the center of black image Criteria 800 1 4 Uniformity Procedure Full white pattern Use CL100 to measure brightness values of P1 P9 see image full white Follow the Uniformity formula ...

Page 27: ...ing OSD Horizontal and Vertical Size controls Display Data Channel DDC The purpose of the DDC test is to verify the DDC1 DDC2 operation of the projector and to verify Plug Play function 2 Check points for exterior and print pattern Check item Check point Text Pattern missing letters pattern or blurry prints are unacceptable Exterior dirt scrape water ripples and uneven color are unacceptable Butto...

Page 28: ...ftware For PK301 PK301 PLUS MSTUPUP BIN AMAMUPUP BIN Hardware Projector PK 301 PK301 PLUS SD Card 80 8BU08G001 USB Male cable 42 0028DG001 Power adapter 47 8CU01G003 and 47 8CU03G001 PC Monitor Note The FW upgrade procedure for PK301 PK301 PLUS are the same we take PK301 as an example here ...

Page 29: ...Male cable 2 There are two removable Disk in My Computer Copy firmware MSTUPUP BIN AMAMUPUP BIN to the second removable Disk Note MSTUPUP BIN and AMAMUPUP BIN must be upgraded at the same time 3 Process 1 Insert Power adapter into PK 301 2 In the left side of the projector there is a power botton as red square Press it to turn on the projector 2 1 ...

Page 30: ...Confidential 5 PK 301 PK320 PK301 PLUS 3 Select Micro SD 4 Choose Setting icon 5 Press Up Down Up Down Enter in this pattern 6 The projector will come back to right pattern Choose Setting icon 3 4 5 6 ...

Page 31: ...idential 5 PK 301 PK320 PK301 PLUS 7 Choose System setup 8 The system Upgrade will show and choose it 9 Choose Yes 4 Wait a few minutes until the projector downloads finish then the system will reboot 9 7 8 ...

Page 32: ...ware upgrade procedure is finished press up enter and choose Version item The new window will show the latest Multimedia Firmware Version for us to check if it is correct 6 Get into service mode Press right right then check the System Firmware Version ...

Page 33: ...Confidential 5 PK 301 PK320 PK301 PLUS 5 3 Equipment Needed Software For PK320 SSD1936 firmware MST7286 firmware Hardware Projector PK320 SD Card USB Male cable 42 0028DG001 Power adapter PC Monitor ...

Page 34: ...320 PK301 PLUS 5 3 1 SSD1938 Firmware Upgrade Procedure 1 Copy SSD1936 firmware to the file named Upgrade 2 Copy the file to SD card by PC 3 Insert SD card to projector 4 Turn on the projector then select Setup 5 Select System ...

Page 35: ...ess the firmware upgrade 7 Firmware upgrade procedure image will appear as the right picture shown Note 1 Do not touch any buttons or turn off the projector while upgrading is in progress Otherwise this may damage the projector 2 Do not remove the microSD card until the upgrade is complete ...

Page 36: ...een below appears update is complete Press and hold the Power button for 6 seconds to turn off the projector 5 3 2 Check FW version 1 Restart the unit and select Setup 2 Select System 3 Select Information 4 The firmware version will be shows as red square ...

Page 37: ...PK301 PLUS 5 3 3 MST7286 Firmware Upgrade Procedure 1 Copy MST7286 firmware to the file named Upgrade 2 The MST7286 firmware upgrade procedure is same as SSD1936 firmware please refer to the chapter 5 3 1 and chapter 5 3 2 to upgrade ...

Page 38: ...factory pre set timings frequency range limits and character strings for the monitor name and serial number The information is stored in the display and is used to communicate with the system through a Display Data Channel DDC which sites between the display device and the PC graphics adapter The system uses this information for configuration purposes so the monitor and system can work together No...

Page 39: ...ixture 80 00001 001 for EDID Key in Fixture JP3 must be closed Power adapter for projector P N 47 8BU11G001 47 8BU12G001 DVI HDMI adapter M F P N 42 82B13G001 Mini HDMI to HDMI cable P N 42 00253G001 Monitor PC Universal to VGA Cable P N 42 0020AG001 RS 232 Cable pin to pin F M P N 42 83618G001 Power adapter 2 for fixture P N 47 57702G001 ...

Page 40: ...ng 2 Click on Model 6 3 Setup Procedure Connect all ports Power adapter 2 to fixture JP1 Fixture P1 to PC COM1 Port by RS232 cable Fixture P2 to Projector Universal I O port by VGA to IO cable Fixture P3 to Projector Mini HDMI port by DVI HDMI adapter and HDMI cable Connect the power adapter 1 to projector DC in 5V port 1 2 P2 VGA to IO CABLE P3 DVI HDMI adapter and HDMI cable P1 RS232 Cable JP1 a...

Page 41: ... 1 Key in the serial number into the barcode blank space 2 In Write Source Select make a check in Analog 3 Click Program 4 When the message Please change the cable to VGA is shown on the screen click OK button 5 When the message Please change the cable to Mini HDMI is shown on the screen click OK button 3 4 1 2 3 ...

Page 42: ... program is completed a message OK will appear on the screen 7 Select Trans Analog in the read item and then click Read button EDID information will show the result 8 Select Trans Digital in the read item and then click Read button EDID information will show the result ...

Page 43: ...PK 301 PK320 PK301 PLUS Confidential Appendix A D C Exploded Image ...

Page 44: ... V 3 RUBBERFOOT SILICON PK301 4 M B U85 U86 THERMAL PAD PK301 V 5 M B L16 L17 THERMAL PAD PK301 V 6 M B 7213D THERMAL PAD PK301 V 7 ASSY TOP COVER MODULE PK301 8 ASSY BOTTOM COVER MODULE PK301 9 ASSY IO COVER MODULE PK301 10 BUY ASSY BATTERY COVER PK301 11 SCREW FLAT MACHINE M1 4 4 0 P 0 3 12 SCREW FLAT MACHINE M1 4 5 0 P 0 3 ...

Page 45: ...KET W2 X H1 X L65 2 EMI GASKET W2 X H1 X L100 3 EMI GASKET W2 X H1 X L140 4 TOP COVER MN 3600H PK301 V 5 KEY BUTTON P R PK301 V 6 KEYPAD BOARD TAPE J350B2 PK301 7 HEAT SINK SPONGE PK301 V 8 TOP COVER SPONGE PK301 V 9 TOP COVER CU PLATE BACK PK301 10 KEY PAD BOARD PK301 V 11 SCREW CAP HEAD MECH M1 4 3 0 ...

Page 46: ...350B2 PK301 3 MICRO SD CARD ANTI DUST COVER SILICON PK301 V 4 BLOWER FAN SPONGE TOP F12 PK301 5 BATTERY CNNT SPONGE CR 4305 PK301 6 BATTERY CNNT BARCKET SUS301 PK301 7 ASSY ENGINE MODULE PK301 8 ASSY BLOWER FAN MODULE PK301 9 BUY ASSY BOTTOM COVER MODULE PK301 V 10 COPPER BOSS L 8 95mm 11 SCREW FLAT MACHINE M1 4 2 0 P 0 3 12 SCREW FLAT MACHINE M1 4 3 0 P 0 3 ...

Page 47: ...Main Board Module Item Description Part Supply 1 MAIN BOARD TAPE THERMAL J350B2 PK301 2 MAIN BOARD TAPE J350B2 PK301 3 SD CARD CNNT RUBBER SILICON PK301 4 BUY ASSY IO COVER MODULE PK301 V 5 MAIN BOARD PK301 V 6 SCREW FLAT MACHINE M1 4 3 0 P 0 3 ...

Page 48: ...Confidential VI PK 301 PK320 PK301 PLUS Assy Blower Module Item Description Part Supply 1 BLOWER FAN PK302 V 2 BLOWER FAN DAMPER PK301 3 BLOWER FAN SPONGE FRONT F12 PK301 4 SCREW PAN MECH M2 5 BLACK ...

Page 49: ...Confidential VII PK 301 PK320 PK301 PLUS Assy Battery Cover Module Item Description Part Supply ASSY BATTERY COVER MODULE PK301 SERVICE V 1 BATTERY COVER MN 3600HA PK301 V 2 RUBBER FOOT SILICON PK301 V ...

Page 50: ... 2 3 4 5 6 7 1 Q Optoma 2 8CU Project code 3 0 Last number of the manufacture year ex 2010 0 4 08 week of the manufacture year ex the eighth week of the year 08 5 AAAAA Not Defined 6 C Manufacture factory CPC 7 0001 Serial Code EX Q8CU008AAAAC0001 This label represents the serial number for PK 301 It is produced for USA at CPC on eight week of 2010 ...

Page 51: ...Confidential IX PK 301 PK320 PK301 PLUS II PCBA Code Definition PCBA Code for Projector A B XXXXXXXXXX C XXX EEEE 1 2 3 4 5 6 1 ID 2 Vendor Code 3 P N 4 Revision 5 Date Code 6 S N ...

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