Acer P193W Скачать руководство пользователя страница 13 | Manualshive

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Monitor Block Diagram

The LCD MONITOR will contain a main board, a power board, and keypad board which house the flat panel control

logic, brightness control logic and DDC.

The power board will provide AC to DC Inverter voltage to drive the backlight of panel and the main board chips

each voltage.

Inverter Board

(include adapter)

Flat Panel and

CCFL backlight

Main Board

Keyboard

Input :

D-SUB Signal

CCFL Drive.

AC-IN

90V-240V

Input :

DVI Signal

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Содержание P193W

Страница 1: ...1 Acer P193W Service Guide ...

Страница 2: ...2 Service Guide Version and Revision Version Release Date Revision History TPV model A00 Aug 20 2007 Initial Release T97SNANB9WAYHC ...

Страница 3: ...buyer and not Acer Incorporated its distributor or its dealer assumes the entire cost of all necessary servicing repair and any incidental or consequential damages resulting from any defect in the software Intel is a registered trademark of Intel Corporation Pentium and Pentium II III are trademarks of Intel Corporation Other brand and product names are trademarks and or registered trademarks of t...

Страница 4: ...erference in a residential installation This equipment generates uses and can radiate radio frequency energy and if not installed and used in accordance with the instructions may cause harmful interference to radio communications However there is no guarantee that interference will not occur in a particular installation If this equipment does cause harmful interference to radio or television recep...

Страница 5: ... purpose of the grounded plug Unplug the unit during a lightning storm or when it will not be used for long periods of time This will protect the monitor from damage due to power surges Do not overload power strips and extension cords Overloading can result in fire or electric shock Never push any object into the slot on the monitor cabinet It could short circuit parts causing a fire or electric s...

Страница 6: ...ftware Flow chart 15 Main Board Layout 17 Installation 18 Attaching Removing the base 19 Chapter 2 Operating Instructions 20 External Controls 20 Front Panel Controls 21 eColor Management OSD 22 How to Adjust a Setting 23 LOGO 28 Chapter 3 Machine Disassembly 29 Chapter 4 Troubleshooting 35 Chapter 5 Connector Information 39 Chapter 6 FRU Field Replacement Unit List 41 Exploded Diagram 42 Chapter ...

Страница 7: ... The LCD monitor is designed with the latest LCD technology to provide a performance oriented product with no radiation This will alleviate the growing health concerns It is also a space saving design allowing more desktop space and comparing to the traditional CRT monitor it consumes less power and gets less weight in addition MTBF target is 50k hours or more Chart of P193W Panel LTM190M2 L31 Gla...

Страница 8: ...ry preset value which allows that the brightest two of 32 linear distributed gray scales 0 700mv can be distinguished User red white balance Green white balance and Blue white balance control In the center unless otherwise specified AC Supply voltage 230V 5 50 3Hz Ambient temperature 20 5 Display mode 1400 900 60Hz all white Measurement systems The units of measure stated in this document are list...

Страница 9: ...t Clock 140MHz Display mode 1400 900 60Hz ON Mode 45W EPA ENERGY STAR OFF Mode 1W Contrast control Set to factory preset value which allows that the brightest two of 32 linear distributed gray scales 0 700mv can be distinguished Power Source 90 240VAC 47 63Hz Environmental Considerations Operating Temp 0 to 40 C Storage Temp 20 to 60 C Operating Humidity 15 to 90 Storage Humidity 15 to 90 Main Dim...

Страница 10: ...10 LCD Panel Specification General Specifications Absolute Maximum Ratings ...

Страница 11: ...11 Optical Specifications ...

Страница 12: ...12 Support Timing ...

Страница 13: ...panel control logic brightness control logic and DDC The power board will provide AC to DC Inverter voltage to drive the backlight of panel and the main board chips each voltage Inverter Board include adapter Flat Panel and CCFL backlight Main Board Keyboard Input D SUB Signal CCFL Drive AC IN 90V 240V Input DVI Signal ...

Страница 14: ...rd Diagram Scalar IC NT68665MFG 128 Include MCU ADC flash rom OSD U203 D Sub Connector CN101 H sync V sync RGB LCD Interface CN402 Key Board Control CN407 Crystal X201 12MHz DVI Connector CN102 EEPROM M24C16 U204 ...

Страница 15: ...15 Software Flow Chart N Y 1 2 N Y 5 Y N 10 Y N 12 Y N 7 Y N 6 4 3 8 9 14 11 13 Y N 15 Y N 16 17 19 Y N 18 ...

Страница 16: ... set it to green color Scalar initializes 10 In standby mode 11 Update the lifetime of back light 12 Check the analog port are there any signals coming 13 Does the scalar send out an interrupt request 14 Wake up the scalar 15 Are there any signals coming from analog port 16 Display No connection Check Signal Cable message And go into standby mode after the message disappears 17 Program the scalar ...

Страница 17: ...ymbol Description ZD201 093G 39G586 U304 056G 56327A ZD103 093G 39S 24 T CN301 033G3802 9 FB107 071G 56D121 CN101 088G 35315F H FB206 071G 56D121 JA CN402 033G801930F CH JS U301 056G 563 52 CN102 088G 35424F N U203 056G 562154 CN407 033G3802 6 ...

Страница 18: ...18 Installation ...

Страница 19: ...19 Attaching Removing the Base ...

Страница 20: ...cture can be adjusted to your personal preferences The power cord should be connected Connect the video cable from the monitor to the video card Press the power button to turn on the monitor position The power indicator will light up External Controls Item Description Item Description 1 Power Switch 4 Auto Adjust botton Exit 2 Power LED 5 3 Empowering Exit 6 MENU ENTER Chapter 2 ...

Страница 21: ...21 Front Panel Control ...

Страница 22: ...22 eColor Management OSD ...

Страница 23: ...23 How to Adjust a Setting ...

Страница 24: ...24 Adjusting the picture ...

Страница 25: ...25 ...

Страница 26: ...26 ...

Страница 27: ...Not Supported When the Hsync Frequency Vsync Frequency or Resolution is out of the monitor support range will show this message This message will be flying Cable Not Connected Analog Only Model When the video cable is not connected will show this message This message will be flying No Signal Analog Only Model When the video cable is connected but there is no active signal input will show this mess...

Страница 28: ...here is no video input signal present When there is no video input signals this monitor following a time out period will automatically switch to an OFF mode This reduces the monitor s internal power supply consumption After the video input signal is restored full power is restored and the display is automatically redrawn The appearance is similar to a Screen Saver feature except the display is com...

Страница 29: ...ntains step by step procedures on how to disassemble the monitor for maintenance Disassembly Procedure 1 Remove the cover hinge marked in red Fig 1 Fig 1 2 Remove the screws as following indicate to release base stand Fig 2 Fig 2 Chapter 3 ...

Страница 30: ...30 3 Remove the back cover and regard the hook Fig 3 4 Fig 3 Fig 4 ...

Страница 31: ...31 4 Remove the keyboard Fig 5 Fig 5 5 Remove the bezel Fig 6 Fig 6 ...

Страница 32: ...32 6 Remove the screws to remove the panel Fig 7 9 Fig 7 Fig 8 Fig 9 ...

Страница 33: ...33 7 Remove the screw as following indicate to remove the main board audio board and power board Fig 10 12 Fig 10 Fig 11 ...

Страница 34: ...34 Fig 12 ...

Страница 35: ...ress power key and look if the picture is normal Please reinsert and make sure the AC of 100 240 is normal Reinsert or check the power section Check if X201 oscillate waveforms are normal Measure U301 Pin2 3 3V U304 Pin 2 1 8V OK OK NG NG NG Measure CN301 Pin3 5V Replace U203 Replace X201 NG Replace U301 U304 OK OK ...

Страница 36: ...Pin 2 1 8V Replace U301 U304 Check if X201oscillate waveforms are normal Replace X201 Check if the sync signal from computer is output and video cable is connected normally Input the sync signal of computer or change the cable Replace U203 NG OK NG OK OK NG ...

Страница 37: ...oard Connect Keypad Board Replace Button Switch Replace Keypad Board OK NG NG NG Check CN402 PIN1 should have response from 0V to 5V When we switch the power switch from on to off Replace panel Check the PPWR panel power relative circuit Q301 Q302 In normal operation when LED green Q301B 5 V If PPWR no response when the power switch Turn on and turn off replace the U203 OK NG ...

Страница 38: ...board Check IC801 pin12 12V Change Q805 Q808 or Q810 Check the pin9 10 of IC801 have PWM wave Change Q801 Q804 Q811 Q812 Replace IC801 Check the resonant wave of pin3 pin7 for Check the output of T801 T802 Check Q802 Q803 Check connecter lamp OK Change T801 T802 OK OK OK OK OK NG NG NG NG NG NG OK ...

Страница 39: ...39 Connector Information The following figure shows the connector locations on the monitor Chapter 5 ...

Страница 40: ...40 ...

Страница 41: ...atever reasons a part number change is made it will not be noted in the printed Service Guide For ACER AUTHORIZED SERVICE PROVIDERS your Acer office may have a DIFFERENT part number code from those given in the FRU list of this printed Service Guide You MUST use the local FRU list provided by your regional Acer office to order FRU parts for repair and service of customer machines NOTE To scrap or ...

Страница 42: ...42 Exploded Diagram Model P193W ...

Страница 43: ...43 Part List Above picture show the description of the following component Item Picture Description 1 Base 2 shield 4 Panel ...

Страница 44: ...44 5 Power Board 6 Main Board ...

Страница 45: ...102 DVI CIRCUIT 170P8 D SBU DVI Scaler NT68665 DVI CON CN102 DVI CIRCUIT C107 1uF 16V R142 2K2 1 16W CN403 R220 FB403 NC C106 0 1uF 16V CN101 DB15 1 6 2 7 3 8 4 9 5 11 12 13 14 15 10 17 16 FB101 120 OHM 1 2 D106 BAV99 3 1 2 CN401 13PIN CN403 R220 FB403 NC 170C8 R125 10K 1 16W C110 0 1uF 16V R439 NC BAV70 5V VGA_5V ZD102 RLZ5 6B 170A8 RXCM R205 C202 FB401 NC RXC 3 R102 1K 1 16W B D111 BAV99 3 1 2 D...

Страница 46: ... SDA P35 PVCC PGND BIN1 BIN1 SOG1I GIN1 GIN1 RIN1 RIN1 ADC_VAA ADC_GNDA PC2 PD6 PB3 ADC3 INT1 P31 TXD P30 RXD PB2 ADC2 INT0 PB7 DDC_SDA1 PB6 DDC_SCL1 PA3 PWM5 PA4 PWM6 PA5 PWM7 AVCC RX1 RX1 AGND RX0 AGND RSGA2M T7M RSGA3P TCLK2P RSGA3M TCLK2M RSRA1P T6P RSBB0P DGND CGND RSBB1P T3P AD0 GPO2 RSTB MCU_VCC MCU_GND RX2 RX2 RX0 RXC RXC REXT AVCC HSYNCI1 TOUTP VSYNCI1 PLL_GND TCLK PLL_VDD PA0 PWM2 PA2 PW...

Страница 47: ...304 1uF 16V C312 0 1uF 16V C301 0 1uF 16V C305 100uF 16V R311 1K 1 16W 1 8VCC 3 3VCC C307 0 1uF 16V 3 3VCC U303 NC LD1117S33 3 2 1 VI VO GND R309 100R 1 16W R305 10K 1 16W R302 330 1 4W 3 3VCC R303 330 1 4W ACER E X193W P193W A3 4 5 Sunday July 22 2007 715G2561 A AC 称称 04 DC DC G2561 A AC X 1 070722 OEM MODEL Size Rev Date Sheet of TPV MODEL PCB NAME 称称 T P V Top Victory Electronics Co Ltd Key Com...

Страница 48: ...F_LED 3 R403 3 9K OHM 1 1 16W T3P 3 T1M 3 C404 0 1uF 16V T2M 5V_FB Menu Up Down key T6P POWER BRIGHTNESS 3 4 R410 100R 1 16W R412 1K 1 16W 5V 3 3VCC LED_R 3 T6M 3 OUT L R411 NC 22 R432 0R05 1 16W T0P LED_O Q403 2N3906S RTK PS T2M 3 TCLK2M 3 R415 10K 1 16W POWER LF_B CN405 NC CONN 1 2 3 4 5 6 7 R418 100R 1 16W T4P T4M LED_O C403 0 1uF 16V T0M T5P 3 EAR L KEY2_PAD 070722 Change to 120ohm LED_O 3 3VC...

Страница 49: ... 1 2 ZD922 RLZ5 1B 1 2 C929 0 001uF DIM R931 8K2 1 8W L904 1 1uH R909 10R 1 4W C928 0 0012uF 5V 12V C939 1000uF 25V R916 4K7 1 8W C924 0 1uF 25V C905 120uF 450V 14V C908 22uF 50V R933 4K7 1 4W D916 LL4148WP C916 0 1uF R924 1K5 1 10W C917 680uF 25V R912 22K 1 1 8W ZD902 RLZ16B R923 1K 1 4W C901 0 001uF 250V R911 1K 1 8W R927 3 6K 1 1 10W R903 680K 1 4W C921 0 0047UF 400V BD901 KBP208G 2 1 3 4 IC901...

Страница 50: ...DTC144WK C845 2 2uF 16V R824 1K 1 10W 1 Q801 PMBS3904 CN802 CONN 1 2 C840 1000pF R831 2 4K 1 1 10W ON OFF R861 390KΩ 1 1 10W D804 BAV99 3 1 2 R806 68K 1 1 10W R835 1M 1 10W 5 R837 47K 1 8W R809 1K 1 10W 1 CN804 CONN 1 2 C815 0 0022uF R821 1K 1 10W 1 R816 1K 1 10W 1 R826 1K 1 10W 1 R820 47K 1 10W R807 47K 1 10W R822 1K 1 10W 1 R854 68K 1 1 10W R833 10K 1 10W R815 1K 1 10W 1 F801 0R05 1 4W T801 POWE...

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