2

fn905 645 058 8747 MOTOR,FAN DC 2.28W fn906 645 052 0754 MOTOR,FAN DC 3.0W SP901 645 030 6150 SPEAKER,8 sw902 645 026 5457 SWITCH,THERMAL 645 048 3158 SWITCH,THERMAL sw904 645 024 8986 SWITCH,PUSH 2P-2TX2 WK8A-68A 645 050 2545 CORD,ID CONNECTOR WK8E-48E 645 048 2410 CORD,ID CONNECTOR WK8G-28D 645 053 2566 CORD,ID CONNECTOR Note This parts list is mentioned for models PLC-XU45 and PLC-XU46. The deferential parts are indicated with mark (*) after the parts description.

6J PC Offset adjustment

Receive the 16-step gray scale computer signal. 4. Connect an oscilloscope to test point TP25R1 (+) and chassis ground (-). 5. Select group no. 3, item no. 11 and change data value to adjust the waveform a (black portion ) to be maximum amplitude. 6. Connect an oscilloscope to test point TP25G1 (+) and chassis ground (-). 7. Select group no. 3, item no. 12 and change data value to adjust the waveform a (black portion ) to be maximum amplitude. 8. Connect an oscilloscope to test point TP25B1 (+)...

Caution

This projector is isolated from AC line by using the internal converter transformer. Please pay attention to the following notes in servicing 1. Do not touch the part on hot side (primary circuit) or both parts on hot and cold sides (secondary circuit) at the same time. 2. Do not shorten the circuit between hot and cold sides. 3. The grounding lead must be connected to the ground of the same circuit when measuring of voltages and waveforms.

Air filter care and cleaning

The removable air filter prevents dust from accumulation on the surface of the projection lens and projection mirror. Should the air filter become clogged with dust particles, it will reduce the cooling fan's effectiveness and may result in internal heat build up and reduce the life of the projector. To clean up the air filter, follow the cleaning procedure 1. Turn the power off, and disconnect the AC power cord from the AC outlet. 2. Turn the projector up side down and remove an air filter by...

B Black Level adjustment

Receive the 16-step grey scale computer signal. 4. Connect an oscilloscope to test point TP25R1 (+) and chassis ground (-). 5. Select group no. 3, item no. 3 and change data value to adjust amplitude a to be 10.0 0.1V. 6. Connect an oscilloscope to test point TP25G1 (+) and chassis ground (-). 7. Select group no. 3, item no. 4 and change data value to adjust amplitude a to be 10.0 0.1V. 8. Connect an oscilloscope to test point TP25B1 (+) and chassis ground (-). 9. Select group no. 3, item no. 5...

C Av Dvi Temp Board and Speaker removal

1 Remove 1 screw A (M4x8) to release grounding wires. 2 Pull the Rear Panel ass'y upward. 3 Remove 4 screws B (T3x6) and remove the AV Board. 4 Remove 4 screws C (T3x6) and remove the DVI Board. 5 Remove 4 screws D (T2.6x6) and remove the speaker. 6 Remove 1 screws E (T3x8) and remove the Sensor Board.

Cautic

Components indicated by a mark in this sc significance in the safety. It is therefore, partic ment of those parts must be made by exactly specified fuse. Unauthorized substitutions may This projector is isolated from AC line by usin Please pay attention to the following notes in 1. Do not touch the part on hot side (primary i cold sides (secondary circuit) at the same t 2. Do not shorten the circuit between hot and 3. The grounding lead must be connected to t measuring the voltages and...

Circuit Adjustments

CAUTION The each circuit has been made by the fine adjustment at factory. Do not attempt to adjust the following adjustments except requiring the readjustments in servicing otherwise it may cause loss of performance and product safety. Video signal 1.0Vp-p 75Q terminated, 16 steps gray Computer signal 0.7Vp-p 75Q terminated, 16 steps gray Component Video signal 0.7Vp-p 75Q terminated, 16 steps gray scale (Component video signal with 480p or 1080i format) Picture control mode STANDARD mode...

Circuit Protections

This projector is equipped with the following circuit protections to operate in safety. If the abnormality occurs inside the projector, it will automatically turn off by operating one of the following protection circuits. The fuse is located inside of the projector. When either the LAMP indicator or the READY indicator is not illuminated, fuse may be opened. Check the fuse as following steps. It should be used the specified fuse as follows

Cleaning with air spray

Remove the cabinet top following to Mechanical Disassemblies. 2. Clean up the LCD panel and polarizing plate by using the air spray from the cabinet top opening. Use a commercial (inert gas) air spray designed for cleaning camera and computer equipment. Use a resin-based nozzle only. Be vary careful not to damage optical parts with the nozzle tip. Never use any kind of cleanser on the unit. Also, never use abrasive materials on the unit as this may cause irreparable damage.

Common Center adjustment

Receive the 16-step gray scale computer signal. 4. Connect an oscilloscope to test point TP25R1 (+) and chassis ground (-). 5. Select group no. 2, item no. 3 and change data value to adjust waveform a to be minimum amplitude. 6. Connect an oscilloscope to test point TP25G1 (+) and chassis ground (-). 7. Select group no. 2, item no. 4 and change data value to adjust waveform a to be minimum amplitude. 8. Connect an oscilloscope to test point TP25B1 (+) and chassis ground (-). 9. Select group no....

Condenser Lens adjustment

1 Turn the projector on by a state of without FPC cables. 2 Project only green light on the screen. 3 Adjust the adjustment base of condenser lens assy to make color uniformity in green. 1) If the shading appears on the left or right of the screen as shown in Fig.2-1, loosen 2 screws A with the 2.0mm hex driver, and adjust the slot B to make color uniformity in green by using a slot screwdriver. 2) If the shading appears on the top or bottom of the screen as shown in Fig.2-2, loosen 2 screw C...

Condenser Lens Out adjustment

1 Turn the projector on by a state of without FPC cables. 2 Project green and blue lights on the screen. 3 Adjust the adjustment base of condenser lens-out assy to make color uniformity in cyan. 1) If the shading appears on the left or right of the screen as shown in Fig.3-1, loosen 1 screw A with the 2.0mm hex driver, and adjust the slot B to make color uniformity in cyan by using a slot screwdriver. 2) If the shading appears on the top or bottom of the screen as shown in Fig.3-2, loosen 1...

Electrical Parts List

Product safety should be considered when a component replacement is made in any area of a projector. Components indicated by a A mark in this parts list and the circuit diagram show components whose value have special significance to product safety. It is particularly recommended that only parts specified on the following parts list be used for components replacement pointed out by the mark. Read Description in the parts list Read description in the Capacitor and Resistor as follows CAPACITOR...

Gamma Shift adjustment

Receive the 16-step gray scale computer signal. 3. Enter the service mode, select group no. 2, item no. 6 and change data value to reproduce the proper gray scale picture on the screen. 4. Receive the 16-step gray scale video signal. 6. Enter the service mode, select group no. 2, item no. 6 and change data value to reproduce the proper gray scale picture on the screen.

How to reset Lamp Replace Counter

1 Turn the projector on, and press the MENU button and the on-screen menu will appear. Press the POINT LEFT RIGHT buttons to move a red frame pointer to SETTING menu icon. 2 Press the POINT DOWN button to move a red frame pointer to Lamp counter reset and then press the SELECT button.The message Lamp replace counter reset is displayed. Move the pointer to Yes and the press the SELECT button. 3 Another confirmation dialog box appears and select Yes to reset Lamp Replace Counter . Should the air...

Info

-trtii I iiiiiiii i ,, n. ,_, o jl jI o milTOKal s P fljl ** *j *TlUif mi n TT Pi> mVom ' den IC3101 u - a ' I1111111191 i . I . ' d IIUllU. UreSKW si-o i 0 Bb l-s s I Panel Panel I plfei p i kaifeM ic IC301 WM hl IpSgr5 Cfi 8-inii ri e be -1 o i0 KiSSI i jCI T C j aiiiii l. o vIlHII Ill'WVoEo- . . .H* I 3 g . . s o -li -1 a I.I I sl' ill sr . ' L BL ISBTKB . m tp30i J iKII * . n j 3l6 S n R 61C C4S lc i7, T leIlII ClI3ClI Si S L i , . CI40i5i CI403CI404 EJ j S jj& gfc - . . IC15I1 -1 mmmm...

Lamp Replacement

- For continued safety, replace with a lamp assembly of the same type. - Allow the projector to cool for at least 45 minutes before you open the lamp cover. The inside of the projector can become very hot. - Do not drop the lamp module or touch the glass bulb The glass can shatter and cause injury. 1 Turn off the projector and disconnect the AC cord. Allow the projector to cool for at least 45 minutes. 2 Remove a screw with a screwdriver and remove the lamp cover. 3 Remove 2 screws and pull out...

LCD Panel Prism Assy Replacement

IMPORTANT NOTICE on LCD Panel Prism Ass'y Replacement LCD panels used for this model can not be replaced separately. Do not disassemble the LCD Panel Prism Ass'y. These LCD panels are installed with precision at the factory. When replacing the LCD panel, should be replaced whole of the LCD panels and prism ass'y at once. After replacing LCD Panel Prism ass'y, please check the following adjustments. - Check the Condenser Lens Adjustment, Condenser Lens-Out Adjustment and Relay Lens-Out...

Lens Motor Problems

No drive signals supplied at motors Check drive signals at pins 1 to 4 of K6U on Power Board. Check ICs IC5501, IC5551 and peripheral circuits. Check motor drive power supply (9VMCI). 2. No drive signals supplied at motor drive ICs. Check drive signals at pins 3-4 (ZOOM), 5-6 (FOCUS) of k6S. Check IC801. 3. No drive signals output from CPU. Check drive signals at pins 29,30, 33, 34 of IC801(SUB CPU). Check IC801. 4. No key switch signals input to CPU. Check signals at pins 50 to 52 of IC801...

Memory IC Replacement

IC1801 on the main board stores the data for the service adjustments, and should not be replaced except for the case of defective device. If replaced, it should be performed the re-adjustments following to the Electrical Adjustments. The data of lamp replacement monitor timer is stored in the IC1801. Please note that the lamp replace counter is reset when the memory IC (IC1801) is replaced. (Lamp replace counter can not be set to the previous value.) Caution to memory IC replacement When IC1801...

No Picture

The possible causes of No Picture are listed below. Please check following and refer to video signal processing diagrams in the figure opposite. 1. No picture from Video source Composite Video Input Check composite video signal at pins 45 and 46 of K10U on the AV Board and K3U on the Main Board. Check Y, C signals at pins 7 and 9 of IC2101. Check Y, C signals at pins 5 and 7 of IC1101 S-Video Input Check S-video signals at pins 39, 40 (Y), 41, 42 (C) of K10U and K3U. Check Y, C signals at test...

No Sound

No audio signals at AV input circuit. Check audio signals at pins14 and 15 of IC5011 on the AV Board. Check IC5011 and peripheral circuits. 2. Incorrect operation of VIDEO COMPUTER mode switching. Check AV PC switching signal at pins 10 and 11 of IC5011. Check IC5011, IC801 and switching signal. AV Low, PC High 3. No audio output signal at speaker. Check audio signal at pins 1 and 3 of K8F on the Main Board. Check MUTE signal at pin 1 of IC001. Mute On Low Check MUTE signal at pin 7 of IC1831,...

Note on LCD Panel Prism Assy Mounting

After replacing or installing the LCD Panel Prism ass'y, please make sure to obtain the best focus in both TELE and WIDE zoom. If the focus adjustment is required, please adjust the positioning of LCD Panel Prism Ass'y by following below procedure. 1 Loosen 4 screws A on the LCD Panel Prism ass'y with 2.0 mm hex driver. 2 Turn the projector on and project the image with WIDE zoom, and adjust the FOCUS control to obtain the best focus. 3 Turn the ZOOM control to the TELE position. 4 Move the LCD...

Optical Adjustments

Before taking optical adjustments below, remove the Cabinet Top and Main Board following to the Mechanical Disassemblies Adjustments require a 2.0mm hex wrench and a slot screwdriver. When you adjust Condenser lens, Condenser lens-out or Relay lens adjustment, you need to disconnect some connectors and FPC cables of LCD panels on the main board. Note Do not disconnect connectors K8N, K8P, K8H, K8R and K8S on the main board, because the projector can not turn on due to operate the power failure...

Output Voltage adjustment For PLCXU46

After replacing the Power Board, PF.C. Board, readjust the Output voltage adjustment as follows. 1. Connect a digital voltmeter to pins 1 (+) and 3 (-) of K6D. 2. Adjust the voltage by using VR611 as following. Caution Be sure to connect the lamp when taking this adjustment. * This adjustment is not required even if the power board is replaced because this adjustment is carried out before parts shipment.

Parts description and reading in schematic diagram

The parts specification of resistors, capacitors and coils are expressed in designated code. Please check the parts description by the following code table. 2. Some of transistors and diodes are indicated in mark for the substitution of parts name. Please check the parts name by the following code table. 3. Voltages and waveforms were taken with a video color bar signal(1Vp-p at 75 ohms terminated) and controls to normal. 4. Voltages were taken with a high-impedance digital voltmeter.

Recommendation

We recommend to avoid dusty, smoky place for operating the projector. Using in dusty place may cause the picture of poor quality. When using under the dusty or smoky conditions, dust may accumulate on the LCD panel and lens inside it, and may resultantly be projected on the screen together with the picture. When the above symptoms are noticed, please clean up the LCD panel and lens following to the Cleaning Method.

Relay lensOut adjustment

1 Turn the projector on by a state of without FPC cables. 2 Project all of lights on the screen. 3 Adjust the adjustment base of relay lens assy to make color uniformity in white. 1) If the shading appears on the left or right of the screen as shown in Fig.4-1, loosen 1 screw A with the 2.0mm hex driver, and adjust the slot B to make color uniformity in white by using a slot screwdriver. 2) If the shading appears on the top or bottom of the screen as shown in Fig.4-2, loosen 1 screw C with the...

Safety Precautions

Adjustments after Parts Replacement _5 Warning temperature and power failure protection _7 Optical Parts Disassemblies _14 LCD Panel Prism Ass'y Replacement_19 Service Adjustment Menu Operation_25 Electrical parts list _55-80 Mechanical parts list _81-87 Parts description and reading in schematic diagram_A2 Printed wiring board diagrams _A5-A10 Pins description of ICs, transistors, diodes_A19

Scr Pan 2x4

(Including Key No.5) 9 610 298 4040 CAP LNS-MF8A (Including Key No.5) 9 610 298 4040 CAP LNS-MF8A 5 610 297 2344 CABINET RING-MD8A 6 610 301 3343 CABINET FRONT SERVICE-MD8 (Including Key No.5) 7 610 300 2248 COMPL,CABINET BOTTOM-MD8A (Including Key No.7-a and b) 7 610 300 2248 COMPL,CABINET BOTTOM-MD8A (Including Key No.7-a and b)

Service Personnel Warning

Eye damage may result from directly viewing the light produced by the Lamp used in this equipment. Always turn off Lamp before opening cover. The Ultraviolet radiation eye protection required during this servicing. Never turn the power on without the lamp to avoid electric-shock or damage of the devices since the stabilizer generates high voltages(15kV - 25kV) at its starts. Since the lamp is very high temperature during units operation replacement of the lamp should be done at least 45 minutes...

Specifications

13.11 x 3.52 x 9.96 (333mm x 89.5mm x 253mm) 9.3 lbs (4.2 kg) (PLC-XU45), 9.8 lbs (4.4 kg) (PLC-XU46) 0.9 TFT Active Matrix type, 3 panels 6 color system (PAL, SECAM, NTSC, NTSC4.43, PAL-M and PAL-N) 480i, 480p, 575i, 575p, 720p. 1035i and 1080i H-sync. 15 100kHz, V-sync. 50 100Hz Adjustable from 31 to 300 (PLC-XU45) Adjustable from 34 to 300 (PLC-XU46) F 1.7 2.0 lens with f 37.4mm 48.3mm with motor zoom and focus (PLC-XU45) F 1.9 2.1 lens with f 21.3mm 25.6mm with motor zoom and focus...

Signal Center adjustment

Receive the 16-step grey scale video signal. 4. Connect an oscilloscope to test point TP201R (+) and chassis ground (-). 5. Select group no. 3, item no. 14 and change data value to adjust the pedestal level and black level to be the same level. 6. Connect an oscilloscope to test point TP201G (+) and chassis ground (-). 7. Select group no. 3, item no. 15 and change data value to adjust the pedestal level and black level to be the same level. 8. Connect an oscilloscope to test point TP201B (+)...

White Balance adjustment

Receive the 16-step gray scale computer signal. 3. Enter the service mode, select group no. 2, item no. 7 (Red) or 8 (Blue), and change data values respectively to make a proper white balance. 4. Receive the 16-step grey scale video signal. 6. Enter the service mode, select group no. 2, item no. 7 (Red) or 8 (Blue), and change data values respectively to make a proper white balance. Confirm that the same white balance is obtained in video and computer input.

Y

MT-POLYPRO Metallized Polypropylene MT-COMPO Metallized Composite TA-SOLID Tantalum Oxide Solid Electrolytic AL-SOLID Aluminium Solid Electrolytic ELECT Aluminum Foil Electrolytic NP-ELECT Non-polarised Electrolytic OS-SOLID Aluminium Solid with Organic Semiconductive Electrolytic POS-SOLID Polymerized Organic Semiconductive DL-ELECT Double Layered Electrolytic PPS-FILM Polyphenylene Sulfide Film MT-PPS-FILM Metalized Polyphenylene Sulfide Film MT-PEN-FILM Metalized Polyethylenenaphthalate Film

Z Fan Voltage adjustment For PLCXU45

Enter the service mode and select group no. 11 and item no. 0. Set data value to 1 . 2. Connect a digital voltmeter to test point TP12V1 (+) and chassis ground (-). Select item no. 1 and adjust the voltage to be 8.0 0.1Vdc by changing the data value. 3. Connect a digital voltmeter to test point TP12V2 (+) and chassis ground (-). Select item no. 2 and adjust the voltage to be 9.0 0.1Vdc by changing the data value. 4. Select group no. 11 and item no. 0 and set data value to 3. 5. Connect a...

Z Fan Voltage adjustment For PLCXU46

Enter the service mode and select group no. 11 and item no. 0. Set data value to 1 . 2. Connect a digital voltmeter to test point TP12V1 (+) and chassis ground (-). Select item no. 1 and adjust the voltage to be 8.0 0.1Vdc by changing the data value. 3. Connect a digital voltmeter to test point TP12V2 (+) and chassis ground (-). Select item no. 2 and adjust the voltage to be 10.0 0.1Vdc by changing the data value. 4. Select group no. 11 and item no. 0 and set data value to 3. 5. Connect a...

Warning temperature and power failure protection

The TEMP WARNING indicator flashes red and the projector will automatically turn off when the internal temperature of the projector exceeds the normal temperature or when stopping cooling fans or when the internal power supply lines are failed. Check the following possible causes and wait until stopping the TEMP WARNING indicator flashing. Possible causes - Air filter is clogged with dust particles. Remove dust from the air filter by following instructions in the Air filter care and cleaning...

Model Chassis No

These schematic diagrams and printed wiring board drawings are part of the service manual original for chassis No. ME3-XU4500, MF3-XU4600 models PLC-XU45, PLC-XU46. File with the service manual No. SM5110464-00. All the information of part numbers and values indicated on these diagrams are at the beginning of production. To improve the performance, there may be some differences to the actual set. When you order the service parts, use service parts code mentioned on the parts list in this...

Thermal switch

There is the thermal switch SW902 inside of the projector to prevent the internal temperature from rising abnormally. When the internal temperature reaches near 100 C, turn off the AC main power supply automatically. The thermal switch is not reset to normal automatically even if the internal temperature becomes normal. Reset the thermal switch following procedure. Check the resistance between terminals of thermal switch by using the tester. If it has high impedance, thermal switch may be in...

I

A General B Non flammable Z Low noise T 10ppm oC D 100ppm oC G 350ppm oC Y 1400ppm oC 10 L 2700ppm oC 10 P 3600ppm oC 10 S 4300ppm oC 10 U 25ppm oC E 200ppm oC H 1000ppm oC 10 J 2000ppm oC 10 M 3000ppm oC 10 Q 3900ppm oC 10 V 4500ppm oC 10 C 50ppm oC F 250ppm oC W 1200ppm oC 10 K 2400ppm oC 10 N 3300ppm oC 10 R 4200ppm oC 10 X 8000ppm oC 10 A 0.05 B 0.1 C 0.25 D 0.5 F 1 G 2 J 5 K 10 M 20 P 5-15 Z 0 ohm Rated value, ohms K 1,000, M 1,000,000 WIRE WOUND Wire Wound CERAMIC RES Ceramic FUSIBLE RES...

Lp901

ASSEMBLIED BOARDS ME3-XU4500, PLC-XU45 A 610 292 5609 ASSY,PWB,KEY SW MS6A A 610 299 7330 ASSY,PWB,AV MK8A A 610 299 7347 ASSY,PWB,DVI MK8A A 610 301 0939 ASSY,PWB,POWER MK8A A 610 301 0946 ASSY,PWB,P.F. MK8A A 610 301 0953 ASSY,PWB,LINE FILTER MK8A A 610 301 0960 ASSY,PWB,R C MK8A A 610 304 8925 ASSY,PWB,MAIN ME3A A 610 304 8932 ASSY,PWB,TEMP ME3A OUT OF CIRCUIT BOARDS ME3-XU4500, PLC-XU45 lf901 645 056 9630 UNIT,NOISE FILTER lp900 610 304 5214 COMPL,OPTICAL LAMP-ME3A L901 645 044 6207...

No Power

Fluke Scopemeter 199b Electrical Diagram

The possible causes of No Power are listed below. Please check following and refer to power supply and protection circuits diagram in the figure opposite. 1. Stop the operation of power supply circuit due to detection of abnormality. - Detected the abnormality on the secondary power supply lines. Power failure detection diodes detect an abnormal voltage on the power supply. Check the shortage of secondary circuits, ICs, condensers, etc. - Detected the operation stop of cooling fans. Power...