datasheet,schematic,electronic components, service manual,repairs,tv,monitor,service menu,pcb design
Schematics 4 Free
Service manuals, schematics, documentation, programs, electronics, hobby ....


registersend pass
Bulgarian - schematics repairs service manuals SearchBrowseUploadWanted

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 name Schematic Diagram.pdf

File name Service Manual(Total).pdf

REPLACEMENT 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), 22P 50V J SL CAPACITOR, CERAMIC (TEMP. COMPENSATE), 22P 50V J SL CAPACITOR, CERAMIC (HIGH DIELECTRIC), 220P 50V K B CAPACITOR, CERAMIC (HIGH DIELECTRIC), 220P 50V K B CAPACITOR, TUBULAR(HIGH DIELEC), 220P 50V K B TA52 CAPACITOR, CERAMIC (HIGH DIELECTRIC), 0.1UF 50V Z F TR CAPACITOR, CERAMIC (HIGH DIELECTRIC), 100PF 50V K B TR CAPACITOR, TUBULAR(HIGH DIELEC), 0.1M 50V Z F TA52 CAPACITOR, CERAMIC (HIGH DIELECTRIC), 0.1UF 50V Z F TR CAPACITOR, CERAMIC (HIGH DIELECTRIC), 100PF 50V K B TR CAPACITOR, CERAMIC (HIGH DIELECTRIC), 0.1UF 50V Z F TR CAPACITOR, TUBULAR(HIGH DIELEC), 0.1M 50V Z F TA52 CAPACITOR, TUBULAR(HIGH DIELEC), 0.1M 50V Z F TA52 CAPACITOR, AL.ELECTROLYTIC, 10UF SMS 16V M FL TP5 CAPACITOR, AL.ELECTROLYTIC, 10UF SMS 16V M FL TP5 CAPACITOR, AL.ELECTROLYTIC, 470UF SHL 25V M FL TP5 CAPACITOR, ECQB1H104JM3 104J 50V TP5.0 MATSUSHITA CAPACITOR, POLYESTER, MKT 100V 104JTR PHS26104 CAPACITOR, AL.ELECTROLYTIC, 47UF SHL 100V M FL TP5 CAPACITOR, POLYESTER, MKT 100V 153JTR PHS86153 CAPACITOR, CERAMIC (HIGH DIELECTRIC), 3300P 500V K B CAPACITOR, POLYESTER, MKT 100V 123JTR PHS86123 CAPACITOR, ECQB1H103JM3 103J 50V TP5.0 MATSUSHITA CAPACITOR, POLYESTER, MKT 100V 103JTR PHS86103 CAPACITOR, POLYESTER, 0.01U 100V J POLY NI TP CAPACITOR, ECQB1H104JM3 104J 50V TP5.0 MATSUSHITA CAPACITOR, POLYESTER, MKT 100V 104JTR PHS26104 CAPACITOR, ECQB1H332JM3 332J 50V TP5.0 MATSUSHITA CAPACITOR, POLYESTER 3300P 100V J POLY NI TP CAPACITOR, POLYESTER, 0.01U 100V J POLY NI TP CAPACITOR, ECQB1H104JM3 104J 50V TP5.0 MATSUSHITA CAPACITOR, POLYESTER, MKT 100V 104JTR PHS26104 CAPACITOR, ECQV1H154JZ3 154J 50V TP5.0 MATSUSHITA CAPACITOR, POLYESTER MKT 100V 154JTR PHS26154 CAPACITOR, AL.ELECTROLYTIC, 1000UF SHL 16V M FL TP5 CAPACITOR, CERAMIC (HIGH DIELECTRIC), 820P 500V K B TS or or or or or or or - 33 - MODEL: S/W775N, S/W775C *S *AL LOC. NO. PART NO. C710 C711 C711 C712 C713 C714 C715 C715 C715 C716 C716 C717 C718 C719 C720 C721 C722 C723 C724 C725 C726 C727 C728 C729 C730 C732 C733 C734 C735
File name Specifications.pdf

SPECIFICATIONS 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 9.06") (Available for Full Screen) : Full Colors : 1280 x 1024 / 60Hz (Non-Interlace) : 110MHz 2-3. Signal Connector 15-pin D-Sub Connector 2-4. Scanning Frequency Horizontal Vertical 5. ENVIRONMENT 5-1. Operating Temperature: 15¡C ~ 30¡C (59¡F ~ 86¡F) (Ambient) 5-2. Relative Humidity : 8%~ 80% (Non-condensing) 5-3. Altitude : 5,000m 6. DIMENSIONS (with TILT/SWIVEL) Width : 512mm (20.16 inch) Depth : 545mm (21.46 inch) Height : 525mm (20.67 inch) 7. WEIGHT (with TILT/SWIVEL) Net Weight : 15.90kg (35.06 lbs.) Gross Weight : 19.00kg (41.89 lbs.) : 30 ~ 70kHz : 50 ~ 160Hz 3. POWER SUPPLY 3-1. Power Range AC 100~264V (Free Voltage), 50/60Hz, 2.0A Max. -2-
File name Timing Chart.pdf

TIMING 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 0.784 832 x 624 75Hz Yes + 60.02 16.66 13.00 3.66 0.20 1.22 2.24 + 75.03 13.328 12.795 0.533 0.017 0.050 0.466 1024 x 768 75Hz Yes + 63.98 15.63 11.85 3.78 0.44 1.04 2.30 + 60.02 16.661 16.005 0.656 0.015 0.047 0.594 1280 x 1024 60Hz Yes Sync Polarity Frequency Total Period Video Active Time Blanking Time Front Porch Sync Duration Back Porch Sync Polarity kHz µs µs µs µs µs µs E A B C D F Ñ 37.50 26.67 20.32 6.35 0.51 2.03 3.81 Ñ Hz ms ms ms ms ms ms E A B C D F V E R T I C A L Frequency Total Period Video Active Time Blanking Time Front Porch Sync Duration Back Porch 74.99 13.335 12.802 0.533 0.026 0.080 0.427 640 x 480 75Hz Yes Resolution Recall * Mode 1~Mode 4: Basic Mode (Mode 5~Mode 11: Default Mode) -4-
File name Trouble shooting.pdf

TROUBLESHOOTING 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 INDICATOR ON) CHECK POWER INDICATOR GREEN or ORANGE? ORANGE DPM MODE (NO H and/or V SYNC) GREEN CHECK D712 ANODE (-120V)? NO TROUBLE IN D712 YES CHECK G1 VOLTAGE? ( 10~20V) NO TROUBLE IN Q801~Q806 YES TROUBLE IN D926, Q925 (6.3V) - 19 - 4. NO HORIZONTAL DEFLECTION NO H-DEFLECTION (ONE VERTICAL LINE) CHECK Q706? NO TROUBLE IN Q706 YES CHECK B+ VOLTAGE (160V)? NO TROUBLE IN 160V LINE YES CHECK T701(FBT) PIN 3 (31KHZ 70V, 69KHZ 140V) ? NO TROUBLE IN Q717, Q718, Q719, D707 YES CHECK Q705 COLLECTOR WAVEFORM? NO TROUBLE IN Q705 YES TROUBLE IN T701, P701 - 20 - 5. TROUBLE IN H-LINEARITY UNBALANCED OF H-LIN. CHECK IC401 PIN 18, 19, 20? NO TROUBLE IN IC401 (MICOM) YES CHECK Q711~Q716? NO TROUBLE IN Q711 ~ Q716 YES CHECK L703? NO TROUBLE IN L703 YES Cs SIGNAL TABLE HORIZONTAK FREQUENCY(fH) Cs0 L L L H Cs1 L L H H Cs2 L H H H TROUBLE IN L720, R744 30K ~ 39K ~ 47.5K ~ 62K ~ 39K 47.5K 62K 70K - 21 - 6. NO VERTICAL DEFLECTION NO V-DEFLECTION (ONE HORIZONTAL LINE) CHECK IC601 PIN 3 (15V)? NO TROUBLE IN R603, Q601~Q603, 15V LINE YES CHECK IC601 PIN 7 (40V)? NO TROUBLE IN HIGH-VOLTAGE OUT CIRCUIT, D713 YES CHECK IC701 PIN 12, 13? NO TROUBLE IN IC701 3V YES TROUBLE IN IC601, V-CIRCUIT - 22 - 7. TROUBLE IN OSD NO OSD (ENTER BUTTON MUST BE PRESSED.) CHECK IC301 B+ ? NO TROUBLE IN 5V LINE DC 5V YES CHECK IC301 PIN 5, 10 WAVEFORM? Pin 10 5V NO TROUBLE IN IC601 PIN8 (V-FBP), T701 40V LINE Pin 5 YES CHECK IC311 PIN 12 WAVEFORM ? H+V 5V NO TROUBLE IN IC302, IC301 YES CHECK IC311 PIN 13, 14, 15 ? H+V 5V NO TROUBLE IN IC301, IC302 YES TROUBLE IN OSD PERIPHERAL CIRCUIT - 23 - 8. TROUBLE IN DPM OFF MODE FAILURE (NO OFF MODE.) CHECK IC401 (MICOM) PIN 1, 42 (H/V INPUT) SIGNAL? INPUT H/V SYNC SIGNAL CHECK PC, (PC IS NOT GOING INTO DPM OFF MODE) NO H/V SYNC CHECK IC401 PIN 6 WAVEFORM? 5V NO TROUBLE IN X401 6MHz YES CHECK IC401 (MICOM) PIN 9, 12 ? SEE DPM TABLE YES NO (DPMF: 0V) TROUBLE IN IC4



>> Download document << eServiceInfo Context Help



Was this file useful ? Share Your thoughts with the other users.

User ratings and reviews for this file:

DateUserRatingComment

Average rating for this file: 0.00 ( from 0 votes)
 FB -  Links -  Info / Contacts -  Forum -   Last SM download : Denon PMA-700AE

script execution: 0.02 s