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17" CDT Color Monitor Lanix LX700R

4. Adjustment

4-1. Adjustment Conditions and Precautions

4.1.1. Approximately 30 minutes should be allowed for warm up before proceeding.

4.1.2. Adjustments should be undertaken only on those necessary elements since most of them have been

carefully preset at the factory.

4-2. Main Adjustments

NO. Function

Location Designation

G2 voltage AGJ

FLY BACK TRANS

FOCUS ADJ

FLY BACK TRANS

T402 FOCUS VR1&VR2

-MENU

PCB - MAIN

SW104

-UP/CONTR

PCB - MAIN

SW102

-DOWN/BRI

PCB - MAIN

SW103

-EXIT/AUTO

PCB - MAIN

SW101

FUNCTION ADJ

-POWER

PCB - MAIN

SW105

Function ICON introduction

：

AOC Brand

Содержание LX700R

Страница 1: ...ning 7 3 Operating Instructions 8 4 Adjustment 9 4 1 Adjustment conditions and precautions 9 4 2 Main adjustments 9 4 3 Adjustment methods 12 5 Circuit description 16 5 1 Micro controller 16 5 2 Defle...

Страница 2: ...17 CDT Color Monitor Lanix LX700R 2 Revision List Revision Release Date Change Instruction TPV model A00 Aug 21 2008 Initial release S785FQRP2LT2...

Страница 3: ...characteristics may create shock fire or other hazards Under no circumstances should the original design be modified or altered without written permission from AOC AOC assumes no liability express or...

Страница 4: ...ideo Dot Rate 180MHz Factory Preset Timings 8 User mode Timings 16 Misconvergence Center 0 3mm Max Corner 0 4mm Max Power Source Switching mode power supply AC 100 240V 50Hz 60Hz full range Operating...

Страница 5: ...D RESOLUTION HORIZONTAL FREQUENCY VERTICAL FREQUENCY IBM 720 400 31 5kHz 70Hz VGA 640 480 31 5kHz 60Hz VESA 85 640 480 43 3kHz 85Hz VESA 85 800 600 53 7kHz 85Hz VESA 85 1024 768 68 7kHz 85Hz VESA 60 1...

Страница 6: ...d AC outlet do not use a line isolation transformer during this check b Use an AC voltmeter having 5000 ohms per volt or with more sensitivity in the following manner Connect a 1500 ohms 10 Watt resis...

Страница 7: ...f failure in HV supply It is important to maintain specified values of all components in the horizontal and high voltage circuits and anywhere else in the monitor that could cause a rise in high volta...

Страница 8: ...nector to ensure firm grounding The connector information is as follow 15 Pin Color Display Signal Cable Pin No Description Pin No Description 1 RED 9 No Pin 2 GREEN 10 Logic Ground 3 BLUE 11 Monitor...

Страница 9: ...rtaken only on those necessary elements since most of them have been carefully preset at the factory 4 2 Main Adjustments NO Function Location Designation 1 G2 voltage AGJ FLY BACK TRANS G2 2 FOCUS AD...

Страница 10: ...icture s horizontal and vertical size simultaneously PINCUSHIO N Adjust the pincushion and barrel TRAPEZOID Adjust the picture s trapezoid distortion PIN BALAN CE Adjust to compensate the pincushion u...

Страница 11: ...timeout OSD Setup OSD Translucent Adjust OSD Menu to Translucent English N A Deutsch N A Franch N A Espanol N A Italia N A Language Portugal N A Information Information N A Show the resolution H V fre...

Страница 12: ...ow changed to the Factory preset window C The Factory preset window contains the following functional controls Select one of the controls Then press the Up Down Key to adjust its value for the optimum...

Страница 13: ...o select the zoom function then press the menu Key to enter second menu press the down key to select about 10S then enter into factory setting area for modulation B Set the brightness and contrast max...

Страница 14: ...set the Focus VR G2 VR use the white lacquer 4 3 4 Purity Adjustment A Be sure that the display is not being exposed to any external magnetic fields B Ensure that the spacing between the Purity Conve...

Страница 15: ...between the two tabs of the 4 pole magnets on the PCM assembly See above diagrams D Horizontal red and blue lines are converged by varying the two tabs together keeping the angle between them constant...

Страница 16: ...nts onto monitor screen The display operation is by transforming data and control information from micro controller to RAM through a serial data interface NT6818 is a high performance and low cost CRT...

Страница 17: ...rces It compares the middle of H sync With a fixed point on the oscillator saw tooth voltage The PLL loop filter C422 C413 R405 is connected to Pin9 PLL 2 Phase Detector The PLL2 detector thus compens...

Страница 18: ...IC802 Video Output IC STV9586A ST 9 IC901 PWM Combi power MOS IC STR G5643D 10 Q401 H Driver Transistor B2N6718L B 11 Q403 H Out Transistor 2SC5929 12 D958 D956 Rectifier DIODE RGP10D 13 D951 Rectifie...

Страница 19: ...CK THE VOLTAGE OF CRT HEATER ABOUT 6 3V CHECK VOLTAGE OF THE CRT CHECK BRIGHTNESS CIRCUIT OK CHECK POWER SAVING CIRCUIT H SYNC V SYNC SIGNAL Q901 ABNORMAL DISPLAY CHECK SCREEN VOLTAGE ABOUT 500V TO 60...

Страница 20: ...F R G B ABOUT 0 7Vpp CHECK THE VIDEO OUTPUT OF IC801 PIN 31 32 33 ABOUT 4Vpp CONTRAST SET MAX R G B APPROACH STANDARD CHECK 5V IC804 RELATIVE CIRCUIT CHECK THE IC801 PIN 11 RELATIVE CIRCUIT CHECK IC80...

Страница 21: ...E OF CHECK THE VOLTAGE OF CRT CATHODE ABOUT 40Vpp CHECK THE VOLTAGE OF FBT SCREEN ABOUT 400V TO 700V CHECK THE RELATIVE CIRCUIT OFIC801PIN30ABOUT5V PIN1 8 17 23 40 42 ABOUT2 5VCIRCUIT CHECK THE 6 3V P...

Страница 22: ...ircuit Fault 1 No Raster Disconnect With Signal Cable NG OK OK OK NG NG NG CHECK THE COLLECTOR VOLTAGE CHECK THE COLLECTOR VOLTAGE RELATIVE CIRCUIT RELATIVE CIRCUIT CHECK Q401 T401 CHECK T401 T402 Q40...

Страница 23: ...eo NG OK CHECK THE RELATIVE CIRCUIT OF Q407 ZD402 CHECK THE RELATIVE CIRCUIT OF SMPS READJUST H WIDTH FUNCTION CHECK THE HV OF CRTABOUT 21 5KV CHECK FBT B VOLTAGE ABOUT 133V AT FH 68KHz OK NG 2 Abnorm...

Страница 24: ...VALUE CHECK THE VOLTAGE OF IC101 RELATIVE CIRCUIT CHECK IC401 PIN 19 21 22 23 24 CHECK THE IC601 PIN 2 ABOUT 11 8V PIN 4 ABOUT 12V CHECK D601 C601 R601 C604 2 Vertical Center NG READJUST V CENTER REL...

Страница 25: ...PLY BLOCK DIAGRAM POWER SUPPLY OUTPUT CONSTANT OUTPUT 6 3V 12 5V 12 3V 82V 133V BEAD SET NG OK NG OK OK NG NG OK CHECK BRIDGE RECTIFIED CIRCUIT CHECK START C K T NR901 BD901 C907 R920 CHECK IC901 CHEC...

Страница 26: ...586AO P Q404 Q405 Q406 PINCUSHION H SIZECONTROL Q907 Q908 Q909 Q910 POWER SAVING IC401 STV9119 VERT HOR OSC IC801 TPV6818UG PRE AMP Q403 T402 FBT HOR O P Q402 T401 HOR DRIVER IC601 STV9302A VERT O P E...

Страница 27: ...33 GND OSCO PDO OSCI ISDA ISCL SCL PB3 PB2 PB1 PB0 PA7 PA6 PA5 PA4 PA3 PA2 PA1 DSDA DSCL PB5 PB4 PA0 PD5 PD4 PD3 V out H out PC6 SDA HIN VIN IC401 STV9119 1 2 3 4 27 28 29 30 5 6 7 8 9 10 11 12 13 14...

Страница 28: ...17 CDT Color Monitor Lanix LX700R 28 IC102 M24C08 BN6 8 5 6 1 2 3 7 4 VCC ISDA ISCL A0 A1 A2 WP A4 7 2V 5V 0V IC105 KIA78S05P 2 3 1 IN OUT GND IC102 M24C08 BN6...

Страница 29: ...17 CDT Color Monitor Lanix LX700R 29 1 35V 0 04V IC601 STV9302A 4 3 5 2 1 6 7 12V Fbgen out 12V Vin Vb Vin 11 7V 12 2V 12 3V 12 4V 1 35V IC601 STV9302A...

Страница 30: ...8 29 30 31 32 33 34 35 36 37 38 39 40 41 42 DPLL_VDD OSCI OSCO DPLL_GND H S_IN V S_IN ADC_GND ADC_VAA B_IN B_IN SOG_IN G_IN G_IN R_IN R_IN ADC_GND ADC_VAA RESET IRQ SCL SDA DGND DVDD H S_OUT V S_OUT A...

Страница 31: ...17 CDT Color Monitor Lanix LX700R 31...

Страница 32: ...V9586A 19 17 15 8 12 7 5 13 6 1 2 4 9 14 10 3 18 11 16 OUTD1 OUTD2 OUTD3 STBLKin VH VBB INC3 VCC IND3 INC1 IND1 IND2 GND OUTC3 GNDS INC2 OUTC1 CR12 OUTC2 IC804 LD1117 2 5V A 3 2 1 VIN VOUT GND IC901 S...

Страница 33: ...17 CDT Color Monitor Lanix LX700R 33 9 PCB Layout 9 1 Main Board...

Страница 34: ...17 CDT Color Monitor Lanix LX700R 34...

Страница 35: ...17 CDT Color Monitor Lanix LX700R 35 9 2 CRT Board...

Страница 36: ...3 B R101 20K C419 0 1UF C109 0 1U Vfocus 82V 14 OFF D401 IN4148 5 8V VS IN SW101 R408 10 1 2W FROM FBT C420 10NF Vfly 0 4V IC401 PIN26 SW101 NC G1 0 6KV SW102 D403 SB140 R128 4 7K R129 4 7K R112 4 7K...

Страница 37: ...V C830 0 1UF C846 0 1UF 0V C839 100UF 16V D807 BAS21 FB803 BEAD C848 0 1UF 93C 22 43 PT G1 C810 100UF 16V C825 100 R837 300K 1 4W 80V 2 52V C820 1UF 100V ZD806 5 6V C845 0 1UF C819 47UF 16V R817 33 2...

Страница 38: ...17 CDT Color Monitor Lanix LX700R 38 11 Monitor Exploded View...

Страница 39: ...HOLE 055C 100 5 TIN 055C 200 5 WHITE PAINT W O BENZENE 085C6020500 GROUNDED PLATE E089A 089C402A15N IS POWER CORD E089A 089C402A15N YH POWER CORD 2nd Source 095C 91205824 BRAID WIRE 095C2070521 COPPE...

Страница 40: ...07 061C152M918 64 MOFR 0 91 OHM 5 2W R427 061C153M330 59 MOFR 33 OHM 5 3W C902 063C107K104 H X2 CAP 0 1UF K 275VAC C901 063C107K224 T X2 CAP 0 22UF K 275VAC C408 063C210G4727DR MPP 4700PF G 1600V C455...

Страница 41: ...ELECTRIC Q417 057C 415500 TIP122 S T Q403 057C 706505 2SC5929 D408 093C 220512 DMV1500MFD 0M1C1130 8120 SCREW 0M1C1130 8120 SCREW 0M1C1730 10128 CR3 SCREW 0M1C1730 12128 CR3 SCREW 0Q2C6009 1 SCREW NUT...

Страница 42: ...715C1488 5 S1 MAIN BOARD PCB J035 061C 17212452T CFR 120K OHM 5 1 4W J030 061C 60222052T CFR 22 OHM 5 1 6W J017 095C 90 23 JUMPER J018 095C 90 23 JUMPER J020 095C 90 23 JUMPER J021 095C 90 23 JUMPER...

Страница 43: ...KOHM 5 1 4W R433 061C 17222252T CFR 2 2KOHM 5 1 4W R442 061C 17247552T CFR 4 7M OHM 5 1 4W R617 061C 21012252T MFR 1 2K OHM 1 1 6W R604 061C 21012252T MFR 1 2K OHM 1 1 6W R423 061C 21019252T MFR 1 9KO...

Страница 44: ...FR 750 OHM 5 1 6W R422 061C 60275352T CFR 75K OHM 5 1 6W R448 061C 60291252T 9 1K OHM 5 1 6W R457 061C175L10452T CFR 100K OHM 5 1 2W R411 061C175L12352T 12K 1 2W R609 061C175L22952T CFR 2 2 OHM 1 2W 5...

Страница 45: ...36 061C 60247252T CFR 4 7K OHM 5 1 6W R135 061C 60247252T CFR 4 7K OHM 5 1 6W R959 061C 60247352T CFR 47K OHM 5 1 6W R940 061C212Y75452T RST MGFR 750 KOHM 5 1 2W C421 064C 45G1021AT 001UF 2 100V C419...

Страница 46: ...7T 2 2UF 20 50V C914 067C 309470 3T 47UF 20 16V C102 067C305M101 3T 100UF 20 16V C426 067C305M479 7T EC 105 4 7UF M 50V J001 071C 55 23 FERRITE BEAD 7 5 3 5 0 8 ZD106 093C 3951752T TZX6V2C ZD903 093C...

Страница 47: ...1C0603102 RST CHIPR 1 KOHM 5 1 10W R816 061C0603102 RST CHIPR 1 KOHM 5 1 10W R813 061C0603102 RST CHIPR 1 KOHM 5 1 10W R812 061C0603102 RST CHIPR 1 KOHM 5 1 10W R806 061C0603103 RST CHIPR 10 KOHM 5 1...

Страница 48: ...5C0603104 37 CHIP 0 1UF 50V Y5V C840 065C0603104 37 CHIP 0 1UF 50V Y5V C836 065C0603104 37 CHIP 0 1UF 50V Y5V C835 065C0603104 37 CHIP 0 1UF 50V Y5V C830 065C0603104 37 CHIP 0 1UF 50V Y5V C871 065C060...

Страница 49: ...FR 150 OHM 5 1 2W L806 061C175L62852T CFR 0 62 OHM 5 1 2W R808 061C175S15052T 15OHM 1 2W L807 073C 5447810T 0 47UH 10 PEAKING COIL L808 073C 5447810T 0 47UH 10 PEAKING COIL L809 073C 5447810T 0 47UH 1...

Страница 50: ...01 S80C7751V5 XFMR POWER TPV PT IC102 056C1133508 M24C08 WBN6P Q951 057C2015 1A 2SB772 P Q953 057C2015 1A 2SB772 P FB902 071C 55 9 T CORE RF BEAD RH 3 5X6X0 76TP FB904 071C 55 9 T CORE RF BEAD RH 3 5X...

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