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3M MP7770, Руководство по обслуживанию

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3M

™

 Multimedia Projector MP7770 

Disassembly/Reassembly

 

 2002, 3M IPC. 

2-4 

2 

1

3
2

4
2

2-3-2.  Remove Top Cover 

 
 

To avoid electrical shocks

, unplug projector 

power cord before performing any maintenance to 
electrical components. 

 
 

To avoid 

burns to fingers

, allow projector lamp 

and internal projector components to cool off prior 
to lamp removal or disassembly. 

 

Remove bottom cover. 

 

1.  Use a #10 torx driver and remove three (3) screws 

securing top cover. 

 

 

 

 

 

 

 

2.  Turn the projector over and carefully lift upward on 

the top cover to separate it from the projector 
components. 

√√√√

 Note 

Attached to the top cover is a ribbon cable and wire 
connector that must be disconnected. 

 

 

 

3.  Disconnect ribbon cable. 

4.  Disconnect wire connector. 

5.  Remove top cover. 

6.  Reassemble in reverse order. 

 !

 

Caution

 

 

!

 

WARNING

 

Содержание MP7770

Страница 1: ...NG BUT NOT LIMITED TO ANY IMPLIED WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE If this product is defective within the warranty period stated above your exclusive remedy shall be at 3M s option to replace or repair the 3M product or refund the purchase price of the 3M product _______________________________________________________________ Limitation of Liability Except where pro...

Страница 2: ...er 2 4 2 3 3 Remove Interface Board Plate 2 5 2 3 4 Remove Interface Board 2 6 2 3 5 Remove DMD Kit 2 7 2 3 6 Remove Main Fan 2 8 2 3 7 Remove Power Supply and Flyback Converter 2 9 2 3 8 Remove Video Board 2 10 SECTION 3 TROUBLESHOOTING 3 1 Troubleshooting Flowcharts 3 1 3 1 1 Firmware Update 3 1 3 1 2 Fan Cooling System Check 3 2 3 1 3 Sound Check 3 3 3 1 4 Video Check 3 4 3 1 5 No Image Start U...

Страница 3: ...Routing 4 2 4 2 2 Wire Routing Parts Identification 4 3 4 2 3 Component Connections 4 4 4 3 Cabling and Cable Connectors 4 5 4 3 1 PC and MAC Cabling 4 5 4 3 2 PC Cabling 4 6 4 3 3 Cabling Parts Identification 4 7 4 3 4 Cable Connectors 4 8 4 4 Functional Diagrams 4 11 4 4 1 Component Layout 4 11 4 4 2 Component Pin Connections 4 12 ...

Страница 4: ...erances for that adjustment or when instructed to do so by another procedure 1 2 Machine Identification To avoid incorrect adjustments or part replacements verify the model and version of the projector prior to making any adjustments or repairs Different versions have unique adjustment requirements The serial number for the projector is located on the machine identification label on the bottom of ...

Страница 5: ...Eye damage may result from directly viewing into the lamp The lamp is very high temperature and high pressure during operation Cool down before opening lamp cover and handling Wear special protective glasses Never switch ON without the lamp high voltage an lamp wiring 25 35 kV 1 1 Service and repairs may only be carried out by well trained personnel Regional and national regulations concerning the...

Страница 6: ...cifications 4 5 x 3 4 1 5 x 1 13 2 x 1 5 2 5 x 1 88 3 x 2 25 3 5 x 2 63 4 x 3 H B x H 36mm tele 6 0 L m 28mm wide m 4 0 3 0 2 0 5 4 4 7 3 4 3 3 2 7 2 6 2 3 1 9 1 5 1 1 100 240V AC 200 240V AC 50 63 Hz 35 C max 10 C min 3 0 Kg 95 F max 50 F min 1024 768 80 40 215 257 H B L ...

Страница 7: ...rical shocks unplug projector power cord before performing any maintenance to electrical components To avoid burns to fingers allow projector lamp and internal projector components to cool off prior to lamp removal or disassembly 2 2 Required Tools An entire disassembly and reassembly can be completed with the following tools 3 Torx driver 10 Torx driver 15 Torx driver 5 mm nut driver 5 5 mm nut d...

Страница 8: ...before performing any maintenance to electrical components To avoid burns to fingers allow projector lamp and internal projector components to cool off prior to lamp removal or disassembly 1 Press locking tabs and lift upward to remove air filter cover 2 Press locking tab and open lamp door 3 Press both sides of wire clip handle to disengage Caution WARNING ...

Страница 9: ...ing steady pressure pull upward on clip handle to remove lamp module 5 Close lamp door 6 Use a 10 torx driver and remove five 5 screws on bottom of projector 7 Remove one 1 longer screw by adjustment foot 8 Carefully lift bottom cover off of projector body 9 Reassemble in reverse order ...

Страница 10: ...ojector components to cool off prior to lamp removal or disassembly Remove bottom cover 1 Use a 10 torx driver and remove three 3 screws securing top cover 2 Turn the projector over and carefully lift upward on the top cover to separate it from the projector components Note Attached to the top cover is a ribbon cable and wire connector that must be disconnected 3 Disconnect ribbon cable 4 Disconne...

Страница 11: ... before performing any maintenance to electrical components To avoid burns to fingers allow projector lamp and internal projector components to cool off prior to lamp removal or disassembly Remove top and bottom covers 1 Use a 5mm nut driver and remove four 4 nuts securing plate 2 Disconnect wire connector 3 Remove plate 4 Reassemble in reverse order Caution WARNING ...

Страница 12: ...o avoid burns to fingers allow projector lamp and internal projector components to cool off prior to lamp removal or disassembly Remove top cover bottom cover and interface board plate 1 Disconnect seven 7 wire connectors 2 Disconnect ribbon cable 3 Use 10 torx driver to remove three 3 screws securing board 4 Carefully pull at top of board to separate the white pin connector 5 Reassemble in revers...

Страница 13: ...er to loosen one 1 screw securing the thermostat 2 Use a 5 5mm nut driver to remove three 3 nuts 3 Use a 3 torx driver and remove four 4 nuts 4 Use a 10 torx driver and remove one 1 screw Note The DLP Kit replacement board will come with a protective spacer Remove spacer and install it on all warranty returns to prevent damage during shipment 5 Carefully separate DMD board and lay it down on the b...

Страница 14: ...removal or disassembly Remove top and bottom covers 1 Disconnect all wire connectors from fan Note It is very important to repeat the exact wire paths during reassembly A different wire path can cause excess noise and reduce image quality 2 Cut three 3 wire ties securing wires 3 Use a 10 torx driver to remove three 3 screws securing fan 4 Slide the fan assembly forward to access one 1 wire connect...

Страница 15: ...ower cord before performing any maintenance to electrical components To avoid burns to fingers allow projector lamp and internal projector components to cool off prior to lamp removal or disassembly 1 Cut one 1 wire tie 2 Disconnect wire connector 3 Remove one 1 screw securing power supply and converter 4 Remove one 1 wire connector 5 Reassemble in reverse order Caution WARNING ...

Страница 16: ...id burns to fingers allow projector lamp and internal projector components to cool off prior to lamp removal or disassembly 1 Remove one 1 screw securing video board and plastic cover inside video board 2 Separate video board and remove plastic cover Note During reassembly the plastic video cover must line up with the screw hole for the video board See Step 1 3 Remove ribbon cable 4 Reassemble in ...

Страница 17: ...aid in troubleshooting the 3M MP7770 Multimedia Projector 3 1 Troubleshooting Flowcharts 3 1 1 Firmware Update Factory Reset Switch on unit in Standby Message Parameter Factory Settings Restored appears Press Standby Hold Menü and Enter pressed appr 10sec C6 S10 C6 S1 C6 S2 S9 Press Menü and Enter simultaneous C6 S1 C6 S2 S9 ...

Страница 18: ...other fans Change Main Fan 5b 12 Change Lamp Fan 5a 13 Change Cartridge Fan 7 9 NO NO NO YES YES YES YES YES YES NO NO No 5V Check PIN3 C1 J11 5V YES NO Check PIN3 700Hz 7V pp C1 J9 YES NO No Check PIN3 300Hz 5V pp C1 J7 Check PIN1 3V PIN2 5V C1 J7 Projector switch off after approx 5sec Standby blinks red yellow C6 S10 Change Interface 5a 260 Check Flyback output Voltages Change Flyback Converter ...

Страница 19: ...rojector MP7770 Troubleshooting 2002 3M IPC 3 3 3 1 3 Sound Check No sound Change Connectionboard 5a 11 Check Audio Signal C1 J13 Check Audio Signal C1 J6 Change Interfaceboard 5a 260 Change Speaker 3 40 YES YES NO NO ...

Страница 20: ...3M Multimedia Projector MP7770 Troubleshooting 2002 3M IPC 3 4 3 1 4 Video Check No Video Data mode OK Change Connectionboard 5a 11 Check Video Signal Change Interfaceboard 5a 260 good Not good C1 J4 ...

Страница 21: ...ubleshooting 2002 3M IPC 3 5 3 1 5 No Image Start Up Screen OK No Image only Start up screen Check internal Test pattern Change Interfaceboard 5a 260 good Not good Bad connection Interface Engine Clean C1 J1 Change DLP Kit 5b 440 NO YES ...

Страница 22: ...Up Screen Lamp ignites but dark image no start up screen NO YES Check CW index PIN3 C1 J14 Change Engine 5b 400 Change Interfaceboard 5a 260 Check Voltage CW index PIN5 1 5V C1 J14 Change Interfaceboard 5a 260 YES NO Check Flyback output Voltages C2 J2 Change Flyback Converter 6 10 NO YES ...

Страница 23: ...oubleshooting 2002 3M IPC 3 7 3 1 7 Lamp Does Not Work Lamp doesn t ignite Check Lamp visually Is H Level at LAMPEN PIN4 C1 J19 Colorwheel working Change Engine 5b 400 Change Interfaceboard 5a 260 NO NO YES YES Change Lamp Ballast 6 70 ...

Страница 24: ...2002 3M IPC 3 8 3 1 8 No Function Projector doesn t switch on Change Interfaceboard 5a 260 Check 390V DC C2 J3 Check Lamp Door 4 20 Check Mains input 8a 10 Check DC Voltage C1 J19 Change Flyback Converter 6 10 YES YES NO NO Change Lamp Ballast 6 70 ...

Страница 25: ...r goes off completes Fan run continuously switch in Standby again after cooling down Overtemperatur Main Thermo switch Projector goes into Standby Fan run continuously Overtemperatur Sensorboard Projector goes in Standby Fan run continuously after cooling down unit can be started again Overtemperatur Thermoswitch Lamp Ballast Clean Air filter 2 70 ...

Страница 26: ... 4 Theory and Diagrams This section provides the following theory and diagram information for this product Theory of Operation Wiring Diagrams Cabling and Cable Connectors Functional Diagrams 4 1 Theory of Operation LENS PRISM COLORWHEEL INTEGRATER DMD LAMP IR FILTER ...

Страница 27: ...ms 2002 3M IPC 4 2 4 2 Wiring Diagrams 4 2 1 Wire Routing 1 2 3 4 5 6 7 8 9 10 11 12 13 14 16 25 18 20 20 22 21 23 24 17 26 27 28 29 30 31 31 black yellow blue red green yellow white F3 15A NOTE Part numbers and descriptions are on the following page ...

Страница 28: ...0001 12 Cable 360 3pol compl BG 0245099038 78 8118 8584 3 10001 13 Fan Lamp EK 0275022230 78 8118 8747 6 10001 14 Thermostat EK 0245099108 78 8118 8559 5 10001 16 XGA DMD Kit BG 0245077019 78 8118 8738 5 10001 17 PWB IR Receiver BG 0245066517 78 8118 8750 0 10001 18 PWB Video BG 0245088119 78 8118 8540 5 10001 20 Washer tooth A4 3 DT 0050679703 not available 10001 21 Cable 155 green yellow EF 0245...

Страница 29: ... 5 Lamp Lit PFC ON Lamp ON GND GND 2V5 Volt 3V3 Volt 3V3 Volt 5 Volt 12 Volt Power Fail Interface Board Power Supply Lamp 390 Volt 0 Volt Lamp ON GND PFC ON GND Lamp Lit 3V3 Volt J1 J2 J3 J8 J5 J7 J11 J6 J10 J12 J3 J13 Connection board J1 Key Board J1 Cartridge Fan Main Fan Speaker Temp Switch J1 Temp Sensor Board J1 N L PE Ignitor IR Receiver J1 J9 Lamp Fan USB Board J1 ...

Страница 30: ...d Cable Connectors 4 3 1 PC and MAC Cabling RS 232 RGB USB PC MAC 50 31 32 71 72 100 60 90 22 21 23 40 110 10 33 SVHS VIDEO S VHS Composite Audio Audio Video 71 72 20 30 70 Video VGA MAC 21 22 23 31 32 33 NOTE Part numbers and descriptions are on the page following the two diagrams ...

Страница 31: ...imedia Projector MP7770 Theory and Diagrams 2002 3M IPC 4 6 4 3 2 PC Cabling 100 90 83 82 84 81 10 81 82 83 84 10 80 Boosterbox PC Compensation Monitor on off 10 20 Power Projektor Monitor Computer RS 232 RGB ...

Страница 32: ...auskabel 2 5m 10001 33 PS 2 mouse adapter EK 0847066020 10001 40 Adapter Scart 3 EK 0842840040 DY 0205 1240 5 10001 50 Extended serial adapter EK 0847066010 DY 0205 1238 9 10001 60 USB Mouse Cable BG 0245700008 78 8118 8503 3 10001 70 Mac cable set BG 0242770008 DY 0205 1361 9 10001 71 Adapter MAC Mouse 10001 72 Anschlußkabel MAC Rechner 2 5m 10001 80 Cable extension kit optional BG 0244700019 78 ...

Страница 33: ...ol mini 21 Cinch Cinch 1 2 3 4 Video Video 1 2 3 4 Chinch 3 5 Audio Audio weiß rot R T L 32 Panel Maus D Sub 9pol female D Sub 9pol female 1 3 5 7 9 4 6 8 2 1 4 6 8 5 7 9 3 2 DCD DTR DSR CTS Gnd RTS RI TxD RxD 31 Panel VGA Gehäuse Gehäuse 1 7 8 10 11 4 3 13 14 5 12 15 2 6 9 1 7 8 10 11 4 3 13 14 5 12 15 2 6 9 R GND R G GND G B GND B HSync GND Sync VSync Mid 0 Mid 1 Mid 2 Mid 3 Pin entfernt HD D Su...

Страница 34: ...deo out weiß rot gelb 50 60 Adapter Mouse seriell USB Mouse Cable USB A USB B D Sub 9pol male D Sub 9pol female D Sub 9pol male Gehäuse 4 6 8 5 7 9 3 2 Gehäuse 1 4 6 8 5 7 9 3 2 Gehäuse 1 4 6 8 5 7 9 3 2 1 DCD DTR DSR CTS Gnd RTS RI TxD RxD Adapter MAC Maus 71 1 3 5 7 9 4 6 8 2 3 1 DATA GND 4 2 5 CON Mini DIN4 male D Sub 9pol male IEC 48B 4pol ...

Страница 35: ...ync HSync Sense 0 Sense 1 Sense 2 14 VSync 15 NC NC Diode 1N4148 HD D Sub 15pol male D Sub 15pol male 82 Booster Empfänger 4 6 8 10 12 14 5 7 9 11 13 15 3 2 Gehäuse Gehäuse 1 4 6 8 10 12 14 5 7 9 11 13 15 3 2 1 R G B HSync VSync HD D Sub 15pol female HD D Sub 15pol male 83 Projector Maus D Sub 9pol female D Sub 9pol female 1 3 5 7 9 4 6 8 2 1 4 6 8 5 7 9 3 2 DCD DTR DSR CTS Gnd RTS RI TxD RxD ...

Страница 36: ...F3 15A M red blue white M yellow black red red black M yellow black red 7 26 C7 7 30 C2 7 7 C1 CR 7 2 C6 7 25 C4 7 18 C3 Key board Interfaceboard DLP Kit IR Receiver Digital Display Engine IR Receiver Flyback Converter Power Supply Tempsensor IR Receiver 7 17 C5 Interfaceboard J12 J6 J5 J4 J7 J11 J19 J1 J14 J8 J9 J10 J1 J1 J1 J2 J3 J1 J1 J2 J3 C0 ...

Страница 37: ...Belegung PIN 1 2 3 4 5 GND 6 V 3V3 7 GND 8 V 3V3 9 GND 10 V 3V3 11 GND 12 V 3V3 13 GND 14 V 3V3 15 GND 16 V 3V3 17 GND 18 V 3V3 19 20 21 22 23 24 25 GND 26 RESETZ 27 NPGOOD 28 GND 29 30 CWINDEX_R 31 RLVS 32 GND 33 RDTMG 34 GND 35 RLCLK 36 GND 37 RLB1 38 GND 39 RLB3 40 GND 41 RLB5 42 GND 43 RLB7 44 GND 45 RLR1 46 GND 47 RLR3 48 GND 49 RLR5 50 GND 51 RLR7 52 GND 53 RLG0 54 GND 55 RLG2 56 GND 57 RLG4...

Страница 38: ...C 2 D 3 D 4 GND 1 2 3 5 5 6 7 8 9 10 11 12 13 14 15 Belegung PIN Belegung PIN Belegung PIN 1 RIN11 2 GIN11 3 BIN11 4 5 5 4 6 GND 7 GND 8 GND 9 DDC_VCC 10 GND 11 GND 12 DDC_SCA 13 HRTC 14 VRTC 15 DDC_SCL 1 10 J5 TASTATUR Belegung PIN Belegung PIN 1 LED_GRUEN 2 LED_ROT 3 TASPW 4 VCC 5 TAST2 6 TAST1 7 TAST0 8 SCAN2 9 SCAN1 10 SCAN0 J8 FB 12 3 Belegung PIN 1 FB_INT 2 VCC 3 GND 12 3 J9 FAN_3 12 J10 TEM...

Страница 39: ...GND 10 CAM_CHR 11 GND 12 AUDIO_R 13 GND 14 AUDCAM_L 15 GND 16 CAM_SDA 17 GND 18 CAM_SCL 19 GND 20 VIDEO 21 GND 22 BASV 23 GND 24 CHR PIN Belegung Belegung PIN Belegung PIN Belegung PIN 1 V 5 2 LAMPLIT0 3 PFCON 4 LAMPEN 5 GND 6 GND 7 8 V 3V3 9 V 3V3 10 VCC 11 V 12G 12 13 14 PFAIL Belegung PIN 1 3V 5V 2 5V 3 FANGOOD C1c J12 TEMPERATURSENSOR 123 123 4 Belegung PIN 1 VCC 2 SDA 3 SCL 4 GND 1 24 1234 5 ...

Страница 40: ...123456 Belegung PIN Belegung PIN 1 LAMPON 2 GND 3 5V 4 GND 5 LAMPLIT 6 3A 3V3 J2 OUT Belegung PIN Belegung PIN Belegung PIN 1 V 5 2 LAMPLIT0 3 PFCON 4 LAMPEN 5 GND 6 GND 7 V 2V5 8 V 3V3 9 V 3V3 10 VCC 11 V 12G 12 13 14 PFAIL 1 3 5 7 9 11 13 2 4 6 8 101214 J3 IN 1 2 Belegung PIN 1 390V 2 0 J1 CONTROL ...

Страница 41: ...PIN 1 GND 2 GND 3 BAS 4 CHR 5 GND GND R L Belegung PIN 1 GND 2 D_AUDIO_R 3 D_AUDIO_L Belegung PIN Belegung PIN Belegung PIN 1 CHR 2 GND 3 BAS 4 GND 5 VIDEO 6 GND 7 SCL 8 GND 9 SDA 10 GND 11 AUD_L3 12 GND 13 AUDIO_R 14 GND 15 CAM_CHR 16 GND 17 CAM_BAS 18 GND 19 GND 20 GND 21 AUDIO_L 22 GND 23 VCAM_12 24 AUD_R3 PIN Belegung Belegung PIN Belegung PIN Belegung PIN 1 SCL 2 SDA 3 GND 4 VCAM 12 5 GND 6 A...

Страница 42: ...3M Multimedia Projector MP7770 Theory and Diagrams 2002 3M IPC 4 17 C4 Temp Sensor J1 J1 PCB_CON Belegung PIN 1 VCC 2 SDA 3 SCL 4 GND 123 4 ...

Страница 43: ...3M Multimedia Projector MP7770 Theory and Diagrams 2002 3M IPC 4 18 C5 IR Receiver 12 3 J1 244 Belegung PIN J1 1 IROUT 2 IRVCC 3 GND ...

Страница 44: ...ctor MP7770 Theory and Diagrams 2002 3M IPC 4 19 C6 J1 1 10 J1 424RXX Belegung PIN Belegung PIN 1 SCAN0 2 SCAN1 3 SCAN2 4 TAST0 5 TAST1 6 TAST2 7 VCC 8 TASPW 9 LED_ROT 10 LED_GRUEN S8 S7 S3 S6 S5 S4 S9 S2 S1 S10 Keyboard ...

Страница 45: ...eory and Diagrams 2002 3M IPC 4 20 F3 15A J3 J1 J2 Belegung PIN Belegung PIN 1 LAMPON 2 GND 3 PFCON 4 GND 5 LAMPLIT 6 VCC C7 Power Supply J1 DCOUT Belegung PIN 1 L1 2 N 3 GND 1 2 3 123456 J3 ACIN 1 2 Belegung PIN 1 390V 2 0 J2 CONTROL ...

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