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ViewSonic VE150m, Руководство по обслуживанию

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ViewSonic VE150m Скачать руководство пользователя страница 13

Output Voltage @0-3.58A Load 

12V DC +/- 5% 

Short Circuit Protection 

Output can be shorted without damage. 

Over Current Protection 

4.5A typical    at 12VDC 

Leakage Current 

3.5mA (Max) at 254VAC / 60Hz 

Efficiency 

78% typical at 115VAC Full Load 

Fuse 

Internal and not user replaceable 

Power Dissipation – max 

40W (CHI) / 48W (HJC) 

Max Input AC Current 

1.5Arms @90VAC, 0.75Arms @180VAC 

Inrush Current (Cold Start) 

40A@ 120VAC and 80A(max) @220VAC     

Power Supply Cold Start 

Shall start and function properly when 
under full load, with all combinations of 
input voltage, input frequency, and 
operating temperature. 

Power Supply Transient Immunity 

Shall be able to withstand an ANSI/IEEE 
C62.41-1980 6000V 200 ampere ring 
wave transient test with no damage. 

Power Supply Line Surge Immunity 

Shall be able to withstand 1.5 times 
nominal line voltage for one cycle with no 
damage.

Power Supply Missing Cycle Immunity    Shall be able to function properly, without 

reset or visible screen artifacts, when ½ 
cycle of AC power is randomly missing at 
nominal input 

Power Supply Acoustics 

The power supply shall not produce 
audible noise that would be detectable by 
the user.    Audible shall define to comply 
with ISO 7779 (DIN EN27779:1991) Noise 
measurements of machines acoustics. 
Power Switch noise shall not be 
considered.

2.4.2 Power Interface    

AC input to DC Power Supply 

3 Prong Socket Assembly,   

DC Power Connector 

2.5mm DIN DC Power Connector w/ 1.5m 
VE150m (beige), VE150mb (black). 

AC Power Cable Length 

1.8 m (6 feet) 

Power Cable Color 

VE150m (beige), VE150mb (black). 

US Type Power Cable   

Separate 3-prong NEMA 5-15P type plug.   

ViewSonic Corporation 

9

Confidential

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 Not Copy

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Содержание VE150m

Страница 1: ...ViewSonic VE150m mb Model No VLCDS22574 1 1b Service Manual 15 Color TFT LCD Display VE150m VE150mb 1_SM_399 Rev 1a Dec 2002 ViewSonic 381 Brea Canyon Road Walnut California 91789 USA 800 888 8583...

Страница 2: ...plied with respect to the contents hereof and specifically disclaims any warranty of merchantability or fitness for any particular purpose Further ViewSonic reserves the right to revise this publicati...

Страница 3: ...PANEL CONTROLS 15 3 1 Adjusting the Screen Image 15 3 2 Do the following to adjust the screen image 16 3 3 Main Menu Controls 17 CHAPTER 4 CIRCUIT DESCRIPTION 21 4 1 Main Board 21 CHAPTER 5 TROUBLESHO...

Страница 4: ...er control 54 10 3 VGA input 55 10 4 Output Connector 56 10 5 DC DC 57 10 6 Audio 58 CHAPTER 11 PCB LAYOUT 59 CHAPTER 10 CIRCUIT DIAGRAMS 53 10 1 Micro Controller MRT MV 53 ViewSonic Corporation iii C...

Страница 5: ...pan Electric Appliance Control Act IMPORTANT NOTICE CONCERNING POWER CORD SELECTION The power cord set for this unit has been enclosed and has been selected according to the country of destination and...

Страница 6: ...Blue Neutral Brown Live If the colored wires of the mains lead of this appliance do not correspond with the colored markings identifying the terminals in your plug proceed as follows The wire which is...

Страница 7: ...isplay in a well ventilated area Do not place anything on the ViewPanel that prevents adequate dissipation of heat Ensure the area around the LCD Display is clean and free of moisture Do not place hea...

Страница 8: ...ck diagram for the Display The second part of this CHAPTER consists of a detailed I O connector PIN ASSIGNMENT for the PCBs TROUBLESHOOTING Maintenance procedures described in this chapter are intende...

Страница 9: ...cement parts for this product CIRCUIT DIAGRAM ViewSonic Corporation 5 Confidential Do Not Copy VE150m mb SERVICE PARTS LIST PCB LAYOUT This CHAPTER provides functional circuits diagram of the LCD Disp...

Страница 10: ...ies are n 1 unless otherwise specified c All Items go into All versions M E P unless otherwise specified 1 VE150m Product Assembly Beige for VE150m Midnight Gray for VE150mb 2 1 8m US Power Cable 3 1...

Страница 11: ...fault Contrast 70 center Brightness 100 2 3 SIGNAL INTERFACE 2 3 1 RGB Input Video Interface Connector s 1 DB 15 Default Input Connector DB 15 Connector if both inputs are active If only one input is...

Страница 12: ...ty All PC type computers Macintosh computers After market video cards Exclusions None Table 1 15 pin D sub connector pin assignment Pin Number Pin Function Red video input 1 Green video input 2 Blue v...

Страница 13: ...amage Power Supply Line Surge Immunity Shall be able to withstand 1 5 times nominal line voltage for one cycle with no damage Power Supply Missing Cycle Immunity Shall be able to function properly wit...

Страница 14: ...rrow button Button 2 Audio buttons Mute volume down and up Power Short Cuts Function from the button s DOWN or UP arrow to activate contrast and brightness 2 Auto Tune Auto Image Adjust DOWN and UP ar...

Страница 15: ...ment showing Power Button Locking or Power Button Unlocking is in progress and when it is completed then the final message will indicate Power Button Locked or Power Button Unlocked Control Type Digit...

Страница 16: ...8 75Hz 60 023kHz 2 6 4 User Presets Number of User Presets recognized timings Available 20 presets total 2 6 5 Changing Modes Maximum Mode Change Blank Time for image stability 3 seconds Max 1 2 secon...

Страница 17: ...40 cd m2 min Brightness Uniformity 85 Adjacent Area 70 Entire Area Contrast Ratio 300 1 typ 250 1 min Color Depth 6 bits reproduce 262 144 colors Viewing Angle Horizontal 120 deg typ 100 deg min CR 10...

Страница 18: ...peratures Preset 1 9300K x 0 283 0 025 y 0 298 0 025 Preset 2 6500K Default x 0 310 0 025 y 0 330 0 025 Preset Color Temperature Adjustability Each color preset shall be adjustable Red Green and Blue...

Страница 19: ...RONT PANEL CONTROLS 3 1 Adjusting the Screen Image Use the buttons on the front control panel to adjust the OnView controls which display on the screen ViewSonic Corporation 15 Confidential Do Not Cop...

Страница 20: ...ve the adjustments and exit the menu press button 1 twice The following tips may help you optimize your display z Adjust your computer s graphic card so that it outputs a video signal 1024 x 768 60Hz...

Страница 21: ...st adjusts the difference between the image background black level and the foreground white level Brightness adjusts background black level of the screen image Press button 2 to toggle between Contras...

Страница 22: ...V Position adjusts horizontal and vertical position of the screen image You can toggle between Horizontal and Vertical by pressing button 2 Horizontal moves the screen image to the left or to the rig...

Страница 23: ...choose the language used in the menus and control screens Resolution Notifier displays the Resolution Notice menu shown below Resolution Notice advises the optimal resolution to use OSD Position allow...

Страница 24: ...o the original factory settings if the display is operating in factory Preset Timing Mode listed in this user guide Exception This control does not affect changes made with the User Color control View...

Страница 25: ...4 1 Main Board 4 1 1 Position NOTE N A INDICATES PIN HEADER CONNECTOR NOT IN USE P2 CON5 P1 CON12 CON7 N A CON4 CON3 N A CON1 N A J1 CON9 Not applicable J2 CON2 N A CON8 ViewSonic Corporation 21 Confi...

Страница 26: ...No Connect 9 R53 SW5 Volume Up 10 R308 LED LED 11 R309 LED LED 12 R54 PWR Power Switch 4 1 3 CON 5 Inverter Connector Pin Signal Name Function 1 VCC 12 V power supply 2 VCC 12 V power supply 3 GND GR...

Страница 27: ...REEN EVEN DATA SIGNAL 5 15 GB6 GREEN EVEN DATA SIGNAL 6 16 GB7 GREEN EVEN DATA SIGNAL 7 17 GND GROUND 18 BB2 BLUE EVEN DATA SIGNAL 2 19 BB3 BLUE EVEN DATA SIGNAL 3 20 BB4 BLUE EVEN DATA SIGNAL 4 21 GN...

Страница 28: ...DATA SIGNAL 7 16 GND GROUND 17 GA2 GREEN ODD DATA SIGNAL 2 18 GA3 GREEN ODD DATA SIGNAL 3 19 GA4 GREEN ODD DATA SIGNAL 4 20 GA5 GREEN ODD DATA SIGNAL 5 21 GA6 GREEN ODD DATA SIGNAL 6 22 GA7 GREEN ODD...

Страница 29: ...TA LINE SDA 7 VCC DDC Green Video Ground 8 GND GROUND 9 GND GROUND 10 BLUE Blue Video 11 GND Ground 12 GREEN GREEN VIDEO 13 GND Ground 14 RED RED VIDEO 4 1 7 CON12 SPEAKER Connector Pin Signal Name Fu...

Страница 30: ...VE150mb VA500 LCD Monitor z Personal Computer z Screw Driver 5 2 Main Procedure Start Connect all of devices to theLCD monitor Power On Is indicator LED light A Power Circuit Troubleshooting Yes No 1...

Страница 31: ...Adjustment O K Audio Function O K No Trouble Found End B Backlight Troubleshooting C Performance Troubleshooting D Function Troubleshooting E Audio Troubleshooting Yes Yes Yes No No No No 1 ViewSonic...

Страница 32: ...Troubleshooting Start Change AC DC Adapter Retry Power On Change Main Board Retry Change Power Board Retry Change Power Board No Trouble Found End End End End ViewSonic Corporation 28 Confidential Do...

Страница 33: ...2 B Backlight Troubleshooting Start Change Inverter and Retry No Trouble Found End End End End Backlight Change Module Change Main Board Retry ViewSonic Corporation 29 Confidential Do Not Copy VE150m...

Страница 34: ...ange Main Board Bad Uniformity Is screen white NO NO Screen is scrolling LCD Line Defect Change Inverter Board Change LCD Module Change LCD Module Check Connector Change Main Board Change LCD Module N...

Страница 35: ...st resolution End Change Main Board Screen is smaller Make sure relution is set at system default Reset O K Change Main Board No Trouble Found End No No Yes No Yes No Yes No Yes Yes ViewSonic Corporat...

Страница 36: ...SD Function Troubleshooting Start OSD Control Menu not Functioning Change Switch Board and Retry Change Main Board No Trouble Found End No No Yes Yes ViewSonic Corporation 32 Confidential Do Not Copy...

Страница 37: ...Make sure sound output Audio cable is OK No Sound Change Speaker Change Speaker Change Main Board Sound is broken Volume Unadjustable No Trouble Found End No Yes Yes No Yes No ViewSonic Corporation 33...

Страница 38: ...em Block Diagram LCD Panel M150X2 T03 SI 8050SD Voltage Regulator MRT MASCOT V Power Adapter 12V VGA Input Pin Header SWITCH BOARD Micro Processor ADC Analog to Digital Converter ViewSonic Corporation...

Страница 39: ...ng LCA panel BLOCK B A second power supply converts a single 12V supply to the various voltages needed to run the LCD panel and the inverter driving the display s backlights BLOCK C SYNC SIGNAL PROCES...

Страница 40: ...VE150M ViewSonic Corporation 36 Confidential Do Not Copy VE150m mb Chapter 7 MECHANICAL ASSEMBLY...

Страница 41: ...VE150MB ViewSonic Corporation 37 Confidential Do Not Copy VE150m mb...

Страница 42: ...B V20 VE150X AA 1 15 M SCW 0824 0543 SR1 50154 0100 SCREW TB BND ZNC 4 10 4 16 M MS 0808 6838 BRA VE150 1030 METAL LCD BASE HINGE VE150S AA 1 17 C BC 0302 0471 FFA VE150 1050 PLASTIC LCD REAR BEZEL L...

Страница 43: ...50MB M FFA VE150 1430 16 B SB 0221 0504 INVERTER M150X3 T03 CMO 15 7 PIN 180 4LAMP 1L DAC 12C043 DELTA VE150M M IVC 150X3 0473 17 M LB 0813 0749 LABEL FCC REV B VIEW SONIC MADE IN CHINA VE150mb LAB VE...

Страница 44: ...13 0570 LABEL LOGO SMALL VIEW SONIC E015 001 VP180M LAB VP180 N010 17 M LCD 0826 0151 PANEL LCD M150X3 T03 CMO 15 TRADITIONAL PANEL TN FILM LCD M150X3T 41 18 B MB 0201 0727 ASS Y PCB FINAL M B MRT Mas...

Страница 45: ...2 3 7 9 6 9 5 9 0 7 2 3 7 36 0 7 5 7 5 0 02 9 0 0 5 9 0 7 5 7 5 0 36 9 9 3 FP 3 3 72 9 9 36 0 9 3 67 9 6 29 5 9 6 9 29 9 3 67 9 6 29 5 36 0 9 3 67 29 5 9 6 9 29 9 3 67 29 5 36 3 3 67 5217 81 7 21 8772...

Страница 46: ...0 5 5 66 0 3 3 3 02 057 9 1 9 9 0 0 9 5 66 0 36 0 5 5 66 0 6 3 3 PP 02 1 9 9 0 0 9 6 5 66 0 6 36 0 06 0 7 67 1 27720 3 7 66 5 9 9 6 9 5 9 0 7 67 1 27720 36 0 9 3 67 67 1 5217 723 9 6 29 9 3 67 67 1 52...

Страница 47: ...86 6 1 3 86 25 32 5 36 3 25 32 5 3 3 FP 31 86 3 86 25 32 5 0 06 5 2 6 7 PP 0 52 02 5 5 2 6 7 52 0 5 2 PP 9 5 9 5 2 36 0 5 2 PP 0 52 5 5 2 PP 0 52 52 0 6 33 1 0 5 3 3 5 6 7 3 6 3 0 6 33 1 0 5 3 3 5 6...

Страница 48: ...7 3 0 W PP 36 7 3 0 W PP 7 7 3 0 W PP 36 0 06 0 7 6 1 9 6 5 9 0 7 6 1 36 0 06 0 7 2 3 7 9 6 9 5 9 0 7 2 3 7 36 0 7 5 7 5 0 0 2 9 0 0 5 9 0 7 5 7 5 0 36 9 9 3 FP 3 3 72 9 9 3 FP 36 9 9 3 FP 3 3 72 9 9...

Страница 49: ...G 5 PP 7 0 63 9 63 5 0 6 6 5 00 1 1 65 6 5 00 1 1 36 0 6 6 5 00 1 1 65 6 5 00 1 1 36 0 6 6 5 00 1 63 1 65 6 5 00 1 63 1 36 0 6 6 5 7 3 1 65 6 5 7 3 1 36 0 6 6 5 7 521 67 1 65 6 5 7 521 67 1 36 0 6 6 5...

Страница 50: ...7 86 21 7 9 36 1 1 5 3 7 1 5 3 1 0 1 1 5 3 7 1 5 3 36 0 5721 9 9 5721 9 36 3 5721 5 7 9 621 0 1 1 9 0 9 3 9 5721 36 3 25 32 5 3 FP 8523 6 1 3 0 8 25 32 5 36 3 25 32 5 3 3 FP 86 6 6 1 3 6 86 25 32 5 36...

Страница 51: ...1 CNN HEADER 10 PIN 2 0 DIP 180 1 ROW CNN P010W 2211 CON1 1 PS CNN HEADER 10 PIN 2 0 DIP 180 1 ROW CNN P010W 2201 CNN HEADER 12 PIN 2 0 DIP 180 2 ROW 12P N8 CNN P012W 2214 CON4 1 PS CNN HEADER 14 PIN...

Страница 52: ...00 6125 C43 1 PS 35 E C 0404 4453 CAP 4700pF 10 SMD 0603 CHIP 50V CAP 4700P 2125 C31 C36 C38 3 PS 36 E C 0404 4460 CAP 4 7pF 10 SMD 0603 CHIP 50V CAP 4R7P0 2125 C75 C79 C83 3 PS 37 CAP 56pF 5 NPO SMD...

Страница 53: ...0603 RES 0005K 1121 R122 R68 2 PS 63 E R 0405 6709 RES 75 OHM 5 SMD CHIP 0603 RES 00075 1121 R71 R72 R73 R95 4 PS 64 E R 0405 6627 RES 100 OHM 5 SMD CHIP 0603 RES 00100 1121 FB24 FB26 R3 3 PS 65 E R...

Страница 54: ...15 0129 CRYSTAL 12 00 MHz 49 US 30ppm JEN JAAN XT1 000012M 11 Y2 Y1 2 PS E X 0415 0130 CRYSTAL 12 00 MHz 49 US 30ppm 32pF KDS HARMONY XT1 000012M 12 ViewSonic Corporation 50 Confidential Do Not Copy V...

Страница 55: ...UNIT PL BT 0706 012Button Tact SW BTN PT002B1 21 Botton 1 PS Connector Header 12 pin 2 5 CNN P012W 3433 cnnECTOR 6 PS LED 2 COLOR LED 02032 2601 LED 8 PS B SWB 0210 00 PCB S B V20 PCB VE150 SB27 Switc...

Страница 56: ..._6 BLU_OUTB_5 BLU_OUTB_4 DOBVDD BLU_OUTB_3 BLU_OUTB_2 BLU_OUTB_1 BLU_OUTB_0 DOBVSS RED_OUTA_7 RED_OUTA_6 RED_OUTA_5 RED_OUTA_4 DCVDD RED_OUTA_3 RED_OUTA_2 RED_OUTA_1 RED_OUTA_0 DCVSS GRN_OUTA_7 GRN_OU...

Страница 57: ...ET 2 FB97 BED 121L1 2601 UP R60 4 7K CON5 CON10HEADER 2X5 2 54mm 90 1 2 3 4 5 6 7 8 9 10 V led2 SUB_MENU SCL DDC 1 C64 20p NP RxD DOWN C62 1u 10V R17 10K MAIN_MENU MUTESW MAIN_MENU R46 10K 3 VDDCTRL 7...

Страница 58: ...1u 1 2 U8B 74LVC14 3 4 14 7 BLUE FB26 BED 121M1 1002 C85 33p 2 C84 10p VCC DDC 12M2 VSYNC SOGI 2 C83 4 7p 1 2 GREEN GREEN ADC 2 FB25 33 C79 4 7p 1 2 U8A 1 2 14 7 BLUE SDA DDC C86 0 1u R74 4 7K 12 VSYN...

Страница 59: ...11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 3031 32 RB5 BA5 BA4 BB0 RB3 DISP HSYNC 1 RA2 C112 22p C226 0 1u FB40 33 BB5 BB3 BA3 GB2 BB4 BA6 RGB A10 BB6 RGB B11 RA1 GB6 GB1 BB3 BA7 FB30 3...

Страница 60: ...3 3 I G O TAB VIN GND OUT TAB VCC12 U11 8050SD SK 1 3 5 2 4 6 VIN GND ON OFF OUTPUT FEEDBACK GND C172 0 001u C161 220u 16V C166 220u 16V C162 220u 16V R137 4 7K C190 10p L1 150UH 3A DIP L3 R6H6 BED R6...

Страница 61: ...Left Out P C218 1u 50V 1 2 C209 33p Right Out P 0 FB87 BED 121L1 2601 R100 0R C205 33p C210 0 1u CON12 4PIN 2 0mm 90 CNN P004W 2411 1 2 3 4 C202 33p R120 33K LEFT IN R112 1K C198 0 1u U7B LM358 5 6 7...

Страница 62: ...ViewSonic Corporation 58 Confidential Do Not Copy VE150m mb Chapter 11 PCB LAYOUT...

Страница 63: ...ce A What do you think about the content after reading VE150m mb series Service Manual e m a N e l t i T y n a p m o C d d A l e T x a F l i a m E m e t I t n e l l e c x E d o o G r i a F d a B t n e...

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