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Now downloading free:Tonomac NH776

Tonomac NH776 free download

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

File information:
File name:NH776.rar
[preview NH776]
Size:1088 kB
Extension:rar
Mfg:Tonomac
Model:NH776 🔎
Original:
Descr:Schematic and more
Group:Electronics > Computer equipment > Monitors
Uploaded:26-05-2010
User:baulmp3
Multipart:No multipart

Information about the files in archive:
Decompress result:OK
Extracted files:4
File nameText
Schematic Diagram.pdf
Service Manual(Total).pdfREPLACEMENT PARTS LIST CAUTION: BEFORE REPLACING ANY OF THESE COMPONENTS, READ CAREFULLY THE SAFETY PRECAUTIONS IN THIS MANUAL. * NOTE : S SAFETY Mark AL ALTERNATIVE PARTS *S *AL LOC. NO. MODEL: S/W775N, S/W775C PART NO. MAIN BOARD CAPACITORs C401 C402 C403 C404 C405 C406 C407 C408 C409 C410 C411 C412 C413 C501 C502 C503 C601 C602 C602 C603 C604 C605 C701 C702 C702 C702 C703 C703 C704 C704 C705 C706 C706 C707 C707 C708 C709 0CE4766F618 0CC2200K405 0CC2200K405 0CK2210K515 0CK2210K515 0CN2210K519 0CK1040K945 0CK1010K515 0CN1040K949 0CK1040K945 0CK1010K515 0CK1040K945 0CN1040K949 0CN1040K949 0CE1066F618 0CE1066F618 0CE477CH618 0CZZTFT001Z 181-288B 0CE476CN618 181-288P 0CK3320W515 181-288R 0CZZTFT001M 181-288N 0CQ1031N419 0CZZTFT001Z 181-288B 0CZZTFT001F 0CQ3321N419 0CQ1031N419 0CZZTFT001Z 181-288B 0CZZTFT002B 181-288Q 0CE108CF618 0CK8210W515 DESCRIPTION / SPECIFICATION DATE: 1998 .12. 23. REMARK CAPACITOR, AL.ELECTROLYTIC, 47U SMS 16V M FM5 TP5 CAPACITOR, CERAMIC (TEMP. COMPENSATE),
Specifications.pdfSPECIFICATIONS 1. PICTURE TUBE Size DefIection Angle Neck Diameter Transmission Dot Pitch Face Treatment Low Radiation 3-2. Power Consumption : 17 inch (Flat Square Tube) : 90¡ : 29.1mm : 46% : 0.28mm : AR-ASC (Anti-Reflection and Anti-Static Coating) : MPR-II, TCO-95 MODE NORMAL (ON) STAND-BY SUSPEND OFF FAULT H/V SYNC ON/ON OFF/ON ON/OFF OFF/OFF OUT OF RANGE POWER CONSUMPTION LED COLOR GREEN less than 105 W less than 15 W ORANGE less than 15 W less than 15 W less than 5 W ORANGE ORANGE 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 4-2. Display Color 4-3. Display Resolution : 0 ~ 0.7 Vp-p : 0 Vp-p : 0.467 Vp-p : 0.7 Vp-p : 75 ½ : R, G, B Analog : Refer to the Timing Chart 4-4. Video Bandwidth : 310 x 230 mm (12.20" x 9.0
Timing Chart.pdfTIMING CHART VIDEO B A C E D F SYNC FACTORY PRESET MODE MODE MARK MODE 1 H O R I Z O N T A L MODE 2 + 46.88 21.33 16.16 5.17 0.32 1.62 3.23 + 75.01 13.331 12.798 0.533 0.021 0.064 0.448 800 x 600 75Hz Yes MODE 3 + 53.68 18.63 14.22 4.41 0.57 1.14 2.70 + 85.07 11.775 11.178 0.577 0.018 0.056 0.503 800 x 600 85Hz Yes MODE 4 + 68.677 14.561 10.836 3.725 0.508 1.016 2.201 + 85.00 11.764 11.182 0.582 0.014 0.044 0.524 1024 x 768 85Hz Yes MODE 5 Ñ 31.47 31.78 25.42 6.36 0.64 3.81 1.91 + 70.08 14.269 12.712 1.557 0.414 0063 1.080 640 x 400 70Hz Yes MODE 6 Ñ 31.47 31.78 25.42 6.36 0.64 3.81 1.91 Ñ 59.94 16.684 15.254 1.430 0.318 0.063 1.049 640 x 480 59Hz Yes MODE 7 + 37.88 26.40 20.00 6.40 1.00 3.20 2.20 + 60.32 16.579 15.840 0.739 0.026 0.106 0.607 800 x 600 60Hz Yes MODE 8 Ñ 43.27 23.11 17.78 5.33 0.89 1.33 3.11 Ñ 85.01 11.763 11.093 0.670 0.023 0.069 0.578 640 x 480 85Hz Yes MODE 9 MODE 10 MODE 11 Ñ 49.75 20.10 14.52 5.58 0.55 1.12 3.91 Ñ 74.95 13.407 12.542 0.865 0.021 0.060
Trouble shooting.pdfTROUBLESHOOTING GUIDE 1. NO POWER NO POWER (POWER INDICATOR OFF) CHECK FUSE OK? NO TROUBLE IN FUSE (F901) YES CHECK C907 VOLTAGE? (AC120V: 170VDC, AC220V: 310VDC) NO TROUBLE IN D901, D902, D903, D904 YES CHECK IC901 PIN 3 WAVEFORM (SQUARE WAVE COMES OUT?) NO TROUBLE IN IC901, IC902 YES CHECK D920, D922, D924, D923, D926 VOLTAGE? NO TROUBLE IN D920, D922, D923, D924, D926 YES TROUBLE IN IC923, IC925, Q922, Q923, Q924, Q926 - 17 - 2. NO CHARACTER NO CHARACTER CHECK IC302 PIN 7, 15, 18, 21(8V) ? YES NO TROUBLE IN P302 12V LINE, IC304 CHECK IC302 PIN 6, 8, 10 ? NO TROUBLE IN PC SIGNAL, P301 SIGNAL CABLE YES CHECK IC302 PIN 16, 19, 22 ? NO TROUBLE IN IC302 YES CHECK IC303 PIN 6 (70V) 10 (12V) ? NO TROUBLE IN P302 12V LINE/70V LINE YES CHECK IC303 PIN 1, 3, 5 ? NO TROUBLE IN IC303 YES CHECK R, G, B CATHODE VOLTAGE? YES TROUBLE IN CRT SOCKET TROUBLE IN R338~R341, R344, R345, L302~L304, D307~D310, D312, D313 NO - 18 - 3. NO RASTER NO VIDEO (POWER INDI



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