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Now downloading free:Compaq mv540


Download Compaq mv540 docs - Computer monitors - CRT, TFT, LCD, touch screen, plasma display - service manuals and repair information


File information:
File name:Compaq MV540 CQ550F CO1075.rar
[preview mv540]
Size:2109 kB
Extension:rar
MD5:8b111ec073ebe268930e06049f921c4c
Mfg:Compaq
Model:mv540 🔎
Original:
Descr:Compaq MV540, CQ550F, CO1075
Group:Electronics > Computer equipment > Monitors >
Uploaded:21-04-2009
User:Atreyux
Multipart:No multipart

Information about the files in archive:
Decompress result:OK
Extracted files:10
File nameText
Compaq MV540 CQ550F CO1075 adjustment.pdfGENERAL INFORMATION All adjustment are thoroughly checked and corrected 8) Adjust V-POSITION as arrow keys to be the best when the monitor leaves the factory, but sometimes condition. several adjustments may be required. 9) Adjust H-SIZE as arrow keys to 265±1mm. Adjustment should be following procedure and after 10) Adjust H-POSITION as arrow keys to be the best warming up for a minimum of 30 minutes. condition. 11) Adjust S-PCC (Side-Pincushion) as arrow keys to be · Alignment appliances and tools. the best condition. - IBM compatible PC. 12) Adjust TRAPEZOID as arrow keys to be the best - Programmable Signal Generator. condition. (eg. VG-819 made by Astrodesign Co.)
Compaq MV540 CQ550F CO1075 blk.pdf[ OSD Control ] H-Sync Signal V-Sync Si gnal CONTRAST BRIGHTNESS H / V POSITION H / V SIZE SPCC TRAPEZOID DEGAUSS PA RALLELOGRAM RECALL Exit 5V SCL / SDA H/V Sync Signal PWM Control Signal PC Jack Speaker Jack Degaussing Circuit Microphone E2PROM (IC402) H/V Sync Processor ( IC701 ) TDA4841 I2 C 12V I 2C DATA (SDA) I 2C 5V MICOM (IC401) 5V OSD IC (IC301) 80V I2 C R/G/B Contrast CLOCK(SCL) Input Signal R G B VIDEO Pre A mp (IC302) 12V 80V Heater ( 6.3V ) VIDEO Main A mp (IC303) G2 G1 H.V DY CDT CUT OFF Circuit (IC304) R/G/B Bias 12V Focus I2 C X-RAY Protection Circuit 15V Vertical Output ( IC601) TDA4866J Vertical Blanking Brightness Control Circuit - 120V 12V I2 C H/V Sync Signal 40V 15V 80V Main Trans (T901) FBT ( T701 ) H Deflection ( Q706) B+ 15V H-Linearity Circuit Auto Beam Limit Circuit 50V D- Drive Degaussing Coil Voltage feedback Line Filter 15V 6.3V Voltage feedback Main Power Control (IC901) DC/DC Converter B-Drive 50V Input Voltage 100~240VA C (50/60Hz) S
Compaq MV540 CQ550F CO1075 case.pdf1. SPEAKER REMOVAL 1) Upward the a in arrow(a) and pulling the Speaker in arrow(b). 2) Remove Speaker from the Monitor. 2. TILT/SWIVEL REMOVAL 1) Set the monitor face downward. 2) Pressing the latch (a), carefully remove the Tilt/Swivel by pulling it upward. (a) (a) (a) (b) (b) MV540 3. TOTAL CHASSIS ASSEMBLY REMOVAL 1) Remove connector (a) from the DY Assembly screw. 2) Carefully separate the CDT Board Assembly from the CDT neck. 3) Discharge the remaining static electricity by shorting between the Anode Cap and the CDT ground. 4) Disconnect the Anode Cap from the CDT. 5) Disconnect three connects (c). 6) Disconnect P902 (Degaussing pin), P701(DY pin), and P405, P202 from the Main PCB. 7) Remove two screws (b). 8) Remove the Total Chassis Assembly from the Cabinet. (a) Anode Cap (c) DY ASSEMBLY SCREW P701 (DY PIN) P202 MIC (c) P701 P902 (DEGAUSSING COIL) (b) P202 P902 P405 P402 P201 (Control PCB) (b) 4. VIDEO PCB ASSEMBLY REMOVAL 1) Disconnect P301, P302, G2 from the V
Compaq MV540 CQ550F CO1075 control.pdfCONTROL LOCATIONS VR901: B Adjustment + (50V Line)
Compaq MV540 CQ550F CO1075 exploded view.pdfEXPLODED VIEW 3 15 5 Ref. No. 1 2 3 Part No. 3091TKB040B 2423GB0A8AX 3809TKB023B 3043TKK082B 339-002D 6140TC3005A 6868T15005A 6174Z-1035A 6200TJB001K 6871TST246B 4950TKS185B 4930TKK031C 4810TKK150A 4810TKK151A 4810TKK175A 332-122C 6401TZZ022A 6852TAZ006E 6852TDZ002A 6866TA9025J 6513TCA002A 4950TKK334A 3313T15075B 6871TVT240B 6871TMT255B EXPLODED VIEW PARTS LIST Description CABINET ASSEMBLY, CQ550F COMPAQ 3090TKB035A LGESP,LOCAL CDT SET, M36LBL803X 31RLLA BACK COVER ASSEMBLY, CQ550F 3808TKB027A LGESP,LOCAL TILT SWIVEL ASSEMBLY, CQ550F T059,B052,K024 LGESP,LOCAL SCREW ASSY, PHP+5*30(FZMY)+GW18 COIL,DEGAUSSING, 75D-437 GET D-COIL,0.4MM*70T,L870,8.4 OHM,15" CDT EARTH, CQ550F TIN WIRE BRAID(96) FBT, (FLY BACK TRANSFORMER), FMMTC81 -M1035A (LEE HYOUNG YOON) FILTER(CIRC), EMC, 02MD4P DELTA BK CG773F PWB(PCB) ASSEMBLY,SUB, CQ550F CONTROL TOTAL COMPAQ CA-100 METAL SHIELD BOTTOM, (COMPAQ,CKD,LGESP) HOLDER, PCB FIX SIDE BRACKET, CN771C SUPPORTER BOT.(RIGHT) BRACKET, CN771C SUPPORTER BOT.(LEFT)
Compaq MV540 CQ550F CO1075 scheme.pdf80V 0V 1B 2.5V 0V 1B 10ms 8.7V 0V 1B 1055V 0V 280V 52V 0V 1B
Compaq MV540 CQ550F CO1075 spec.pdfSPECIFICATIONS 1. PICTURE TUBE Size DefIection Angle Neck Diameter Diagonal Inch Dot Pitch Face Treatment 3-2. Power Consumption : 15 inch (Flat Square Tube) : 90° : 29.1 mm : 14.0 mm : 0.28 mm : Internal Anti-glare MODE NORMAL OFF POWER CONSUMPTION LED COLOR GREEN AMBER less than 80 W less than 5 W 2. SIGNAL 2-1. Horizontal & Vertical Sync 1) Input Voltage Level : Low=0~1.2V, High=2.5~5.5V 2) Sync Polarity : Positive or Negative 2-2. Video Input Signal 1) Voltage Level a) Color 0, 0 b) Color 7, 0 c) Color 15, 0 2) Input Impedance 3) Video Color 4) Signal Format 4. DISPLAY AREA 4-1. Active Video Area : · Max Image Size - 285 x 215 mm (11.22" x 8.46") · Preset Image Size - 265 x 199 mm (10.43" x 7.83") 4-2. Display Color : Full Colors 4-3. Display Resolution : 1024 x 768 / 60Hz (Non-Interlace) 4-4. Video Bandwidth : 65MHz 5. ENVIRONMENT 5-1. Operating Temperature: 10°C ~ 40°C (50°F ~ 104°F) (Ambient) 5-2. Relative Humidity : 5%~ 95%(Non-operating) 10%~ 90%(operating) 5-3. Altitude
Compaq MV540 CQ550F CO1075 timing.pdfTIMING CHART VIDEO B A C E D F SYNC FACTORY PRESET MODE MODE MARK H O R I Z O N T A L MODE 1 + MODE 2 -- 31.469 31.778 25.422 6.356 0.636 3.813 1.907 -- 59.940 16.683 15.253 1.430 0.318 0.064 1.048 640 x 480 60Hz Yes MODE 3 -- 37.500 26.670 20.320 6.350 0.510 2.030 3.810 -- 74.990 13.335 12.802 0.533 0.026 0.080 0.427 640 x 480 75Hz Yes MODE 4 -- 43.269 23.112 17.778 5.334 1.556 1.556 2.222 -- 85.008 11.764 11.093 0.670 0.023 0.069 0.578 640 x 480 85Hz Yes MODE 5 -- 31.470 31.778 25.422 6.356 0.636 3.813 1.907 + 70.080 14.269 12.711 1.558 0.414 0.064 1.080 720 x 400 70Hz Yes MODE 6 + 37.879 26.400 20.000 6.400 1.000 3.200 2.200 + 60.316 16.579 15.840 0.739 0.026 0.106 0.607 800 x 600 60Hz Yes MODE7 + 46.880 21.330 16.160 5.170 0.320 1.620 3.230 + 75.010 13.331 12.798 0.533 0.021 0.064 0.448 800 x 600 75Hz Yes MODE 8 + 53.674 18.631 14.222 4.409 0.569 1.138 2.702 + 85.061 11.756 11.178 0.578 0.019 0.056 0.503 800 x 600 85Hz Yes MODE 9 -- 48.363 20.677 15.754 4.923 0.369 2.
Compaq MV540 CQ550F CO1075 trouble shooting.pdf1. NO POWER NO POWER (POWER INDICATOR OFF) CHECK FUSE OK? (F901) YES NO TROUBLE IN FUSE (F901) CHECK C908 VOLTAGE? (AC120V: 160VDC, AC220V: 304VDC) NO TROUBLE IN D900 YES CHECK IC901 PIN 6 WAVEFORM (SQUARE WAVE COMES OUT?) NO TROUBLE IN IC901 YES CHECK D941, D951, D961, D971 VOLTAGE? NO TROUBLE IN D941, D951, D961, D971 YES TROUBLE IN PC901, PC902, IC902, IC904, ZD902, D921, D923, Q903 2. NO CHARACTER NO CHARACTER CHECK IC302 PIN 9 (5V) ? YES NO TROUBLE IN P302 5V LINE CHECK IC302 PIN 5, 6, 7 ? NO TROUBLE IN PC SIGNAL, P301 SIGNAL CABLE YES CHECK IC302 PIN 18, 19, 20 ? NO TROUBLE IN IC302 YES CHECK IC303 PIN 4 (80V) PIN 8 (12V) ? NO TROUBLE IN P302 12V LINE/ 80V LINE YES CHECK IC303 PIN 1, 2, 3 ? NO TROUBLE IN IC303 YES CHECK R, G, B CATHODE VOLTAGE? YES TROUBLE IN IC304 / CRT SOCKET TROUBLE IN R341~R343, R331~R333, L311~L313, D307~D315 NO 3. NO RASTER NO VIDEO (POWER INDICATOR ON) CHECK POWER INDICATOR GREEN or ORANGE? AMBER DPM OFF MODE (NO H
Compaq MV540 CQ550F CO1075 wiring.pdfWIRING DIAGRAM MIC P201 P402 P405 S S+ P902 P702 T2 AC Socket P202 T3 Signal Cable P302 G2 P301 FBT



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