Lenovo L172 Скачать руководство пользователя страница 36 | Manualshive

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Lenovo L172 Скачать руководство пользователя страница 36

17" LCD Color Monitor Lenovo L172

36

C. Adjust Bluish (9300K) color-temperature

1. Switch the Chroma-7120 to

RGB-Mode

(with press “MODE” button)

2. Switch the MEM. Channel to Channel 9 (with up or down arrow on chroma 7120)
3. The LCD-indicator on chroma 7120 will show x = 283 ±20, y = 297 ±20, Y

＞

160cd/m

2

4. Adjust the RED of color1 on factory window until chroma 7120 indicator reached the value R=100
5. Adjust the GREEN of color1 on factory window until chroma 7120 indicator reached the value G=100
6. Adjust the BLUE of color1 on factory window until chroma 7120 indicator reached the value B=100
7. Repeat above procedure (item 4,5,6) until chroma 7120 RGB value meet the tolerance =100±2

D. Adjust sRGB color-temperature

1. Switch the chroma-7120 to

RGB-Mode

(with press “MODE” button)

2. Switch the MEM.channel to Channel 10 (with up or down arrow on chroma 7120)
3. The LCD-indicator on chroma 7120 will show x = 313 ±20, y = 329 ±20, Y= 150 ±20cd/m

2

4. Adjust the RED of color3 on factory window until chroma 7120 indicator reached the value R=100
5. Adjust the GREEN of color3 on factory window until chroma 7120 indicator reachedthe value G=100
6. Adjust the BLUE of color3 on factory window until chroma 7120 indicator reached the value B=100
7. Repeat above procedure (item 4,5,6) until chroma 7120 RGB value meet the tolerance =100±2

E. Turn the Power-button off to quit from factory mode.

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Содержание L172

Страница 1: ...eration Instruction 6 3 1 General Instructions 6 3 2 Control Button 6 3 3 Adjusting the Picture 7 4 Input Output Specification 9 4 1 Input Signal Connector 9 4 2 Factory Preset Display Modes 9 4 3 Panel Specification 10 5 Block Diagram 12 5 1 Software Flow Chart 12 5 2 Electrical Block Diagram 14 6 Schematic 16 6 1 Main Board 16 6 2 Power Board 20 7 PCB Layout 22 7 1 Main Board 22 7 2 Power Board ...

Страница 2: ...17 LCD Color Monitor Lenovo L172 2 Revision List Revision Date Revision History TPV Model A00 Dec 28 06 First Version Release T76CNNHQBKH12P h t t p w w w w j e l n e t ...

Страница 3: ...cumstances should the original design be modified or altered without written permission from AOC AOC assumes no liability express or implied arising out of any unauthorized modification of design Servicer assumes all liability FOR PRODUCTS CONTAINING LASER DANGER Invisible laser radiation when open AVOID DIRECT EXPOSURE TO BEAM CAUTION Use of controls or adjustments or performance of procedures ot...

Страница 4: ...ype 5 ms for CPT panel Sync Type H V TTL H Frequency 30kHz 83kHz Input V Frequency 55 75Hz ON Mode 35W Power Consumption OFF Mode 1W Contrast Ratio 700 1 Dot Clock 140MHz White Luminance 300cd m2 Max Resolution 1280 x1024 Display Color 16 2M Plug Play VESA DDC2BTM Power Source 100 240VAC 47 63Hz Environmental Considerations Operating Temp 10 C to 35 C Storage Temp 20 C to 60 C Operating Humidity 1...

Страница 5: ...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 Monitor Block Diagram HOST Computer AC IN 100V 240V Power Board Include adapter inverter Flat Panel and CCFL backlight Main Board RS232 Connector For white balance adjustment in factory mode CCFL Drive Video signal DDC Key Board h t t p w w w w j e l n e t ...

Страница 6: ...tons are located on the right side of the monitor By changing these settings the picture 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 the power indicator will light up 3 2 Control Buttons h t t p w w w w j e l n e t ...

Страница 7: ...17 LCD Color Monitor Lenovo L172 7 3 3 Adjusting the Picture OSD functions h t t p w w w w j e l n e t ...

Страница 8: ...17 LCD Color Monitor Lenovo L172 8 h t t p w w w w j e l n e t ...

Страница 9: ...nector Pin No Description Pin No Description 1 Red Input 9 5VDC 2 Green Input 10 Logic GND 3 Blue Input 11 GND 4 GND 12 SDA 5 GND 13 H Sync 6 Red GND 14 V Sync 7 Green GND 15 SCL 8 Blue GND VGA connector layout 1 5 6 10 11 15 4 2 Factory Preset Display Modes h t t p w w w w j e l n e t ...

Страница 10: ...isplay module composed of LCD panel driver ICs control circuit and backlight By applying 8 bit digital data 1280 1024 16 2M color images are displayed on the 17 0 diagonal screen Input power voltage is 5 0V for LCD driving Inverter for backlight is not included in this module 4 3 2 Display Characteristics 4 3 3 Optical Characteristics h t t p w w w w j e l n e t ...

Страница 11: ...17 LCD Color Monitor Lenovo L172 11 4 3 4 Parameter guide line for CCFL Inverter TFT LCD Module Back Light Unit h t t p w w w w j e l n e t ...

Страница 12: ...17 LCD Color Monitor Lenovo L172 12 5 Block Diagram 5 1 Software Flow Chat 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 h t t p w w w w j e l n e t ...

Страница 13: ...t 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 disappear 17 Program the scalar to b...

Страница 14: ...1 Main Board EEPROM AT24C16AN 10SU 2 7 U403 Panel Interface CN404 NT68663MEFG Include MCU ADC OSD U401 D Sub Connector CN405 EEPROM AF24BC02 S1 U405 SDA SCL RXD TXD RGB H SYNC V SYNC DB15_SDA DB15_SCL Crystal 12MHz X401 Keypad Interface CN403 h t t p w w w w j e l n e t ...

Страница 15: ...17 LCD Color Monitor Lenovo L172 15 5 2 2 Inverter Power Board h t t p w w w w j e l n e t ...

Страница 16: ...VSIN R435 2 2K 1 16W ZD402 UDZS5 6B C410 0 1uF 16V R479 4 7K 1 16W GND_A GND_A R426 1K 1 16W ZD407 UDZS5 6B CH201209T 300 CN405 DB15 1 6 2 7 3 8 4 9 5 11 12 13 14 15 10 17 16 GND_A CH201209T 300 M_RXD D404 BAV99 3 1 2 R476 10K 1 16W 5V GND_A VS C453 NC GND_A GND_A FB404 0 1 16W R454 75 1 16W HS GND_A VGA SCL B1 C411 0 1uF 16V B1 ZD405 UDZS5 6B VGA SCL R440 220 1 16W VGA SDA GND_A FB402 0 1 16W C43...

Страница 17: ...D_A DVI DET T2P RIGHT C403 0 047uF R491 100 1 16W CVDD1V8 ADC_VAA C464 0 001uF MCU VDD RXC LED Orange OUT L EAR_SENSE GND_A BL_EN C465 0 001uF T1M TX R437 220 1 16W C466 0 001uF TO RS232 715G1767 1 DVDD DVI SDA C412 0 1uF 16V 15 DVDD RXC PWR Q401 PMBS3904 R411 100 1 16W RX0 R402 10K 1 16W MENU CN403 9x2pin 2mm 2 4 6 8 10 12 14 16 18 1 3 5 7 9 11 13 15 17 MCU VDD Power key RX1 R419 10K 1 16W C461 0...

Страница 18: ...T2P T5M TCLK2M T1M T6M T6P CN406 30PIN 1 0mm 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 T5M T4M R472 10K 1 16W T0P T0P LCD VDD C424 0 1uF 16V GND_A T3P C425 0 1uF 16V 715G1767 1 T7M TCLK2P T2P Q405 AO3401L G D S PANEL OUTPUT 0 1 A4 3 5 Friday January 06 2006 Title Size Document Number Rev Date Sheet of T7M T7P 12V T2M R444 150 1 4W FB410 120 OHM CN404 NC 2 4 6...

Страница 19: ...767 1 FOR 1 8V POWER USE C703 0 1uF 16V R487 0 1 16W D702 FA20 04 R701 47 1 16W GND_A FB707 120 OHM U702 MM1117 1 8 1 2 3 ADJ GND OUTPUT INPUT C469 0 001uF 5V BL BRIGHT C710 100uF 25V VGA_3V3 GND_A FB701 120 OHM VGA_3V3 C470 0 001uF C705 0 1uF 16V C701 0 001uF U701 MMC1085 33 1 2 3 ADJ GND VOUT TAB VIN OUT R VOLUME 1V8 C708 100uF 25V CONNECTOR FOR POWER INVERTER BOARD 2 0 mm 5V D701 FA20 04 BL ON ...

Страница 20: ...206_NC 1 2 C900 0 001uF 250V 1 2 CN951 HARNESS 12P 12P 120mm 1 2 3 4 5 6 7 8 9 10 11 12 R904 1 5M R1206 C907 100uF 450V R926 0R R942 27K _NC 1 2 R901 680K 1 2 C956 220u 16V IC902 TCET1103 1 2 4 3 IC941 KIA431A L951 0 8uH 1 2 C912 0 0022uF 400V 1 2 12V CN901 AC SOCKET 1 2 3 C955 0 1uF 25V L955 0 8uH 1 2 S901 spotgap_NC R945 9 1K_1 1 2 R907 15K R1206 R936 2R2_1206_NC 1 2 R905 100K 1W L901 7mH 1 4 2 ...

Страница 21: ...ONN 1 2 R883 100K 1 10W 1 2 C865 33nF 1 2 R835 10K_1 1 2 C806 10pF 6KV 1 2 R819 1M CN833 CONN 1 2 C860 220pF 1 2 CN851 CONN 1 2 C811 1uF 1 2 PT802 24 24 2400 7 1 3 8 5 6 2 4 R807 10K 1 10W 1 2 C840 470uF 25V VDD C820 470uF 25V C822 0 001uF 1 2 PT801 24 24 2400 7 1 3 8 5 6 2 4 OP1 R833 1 2K R801 10K 1 2 R854 6 2M_NC 1 2 12V R856 10K_1 1 2 R880 10K 1 10W 1 2 R831 1K R851 1K R825 7 5K_1 1 2 R806 100K...

Страница 22: ...17 LCD Color Monitor Lenovo L172 22 7 PCB Layout 7 1 Main Board 715G1767 1 h t t p w w w w j e l n e t ...

Страница 23: ...17 LCD Color Monitor Lenovo L172 23 h t t p w w w w j e l n e t ...

Страница 24: ...17 LCD Color Monitor Lenovo L172 24 h t t p w w w w j e l n e t ...

Страница 25: ...17 LCD Color Monitor Lenovo L172 25 7 2 Power Board 715G1813 1 h t t p w w w w j e l n e t ...

Страница 26: ...17 LCD Color Monitor Lenovo L172 26 h t t p w w w w j e l n e t ...

Страница 27: ...17 LCD Color Monitor Lenovo L172 27 7 3 Key Board 715G1497 3 h t t p w w w w j e l n e t ...

Страница 28: ...Maintainability 8 1 Equipments and Tools Requirement 1 Voltmeter 2 Oscilloscope 3 Pattern Generator 4 DDC Tool with an IBM Compatible Computer 5 Alignment Tool 6 LCD Color Analyzer 7 Service Manual 8 User Manual h t t p w w w w j e l n e t ...

Страница 29: ...ower 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 X401 oscillate waveforms are normal Measure U701 Pin2 3 3V U702 Pin2 1 8V OK OK NG NG NG Replace U701 U702 Replace U401 Replace X401 OK NG h t t p w w w w j e l n e t ...

Страница 30: ...701 PIN2 3 3V U702 PIN2 1 8V Replace U701 U702 X401 oscillate waveforms are normal Replace X401 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 U401 NG OK h t t p w w w w j e l n e t ...

Страница 31: ...e is high level X401 oscillate waveform is normal Check Correspondent component Replace Panel Check Correspondent component Replace U401 OK OK Replace X401 OK NG NG NG NG Check reset circuit of U401 is normal OK Check Q406 Q405 is broken or CN404 solder h t t p w w w w j e l n e t ...

Страница 32: ...eck AC input Check the voltage of C907 Check bridge rectified circuit and F901 circuit Check start voltage for the pin 8 of IC901 Check R907 and IC901 NG Check the auxiliary voltage is bigger than 10V and smaller than 20V Check IC901 D926 T901 OK Check D931 D935 IC902 IC941 ZD975 OK NG NG OK OK NG NG h t t p w w w w j e l n e t ...

Страница 33: ...U811 Pin1 pin15 have the output of sawtooth wave at short time NG OK Check U811 pin 5 pin6 NG OK Replace U811 Check Q821 Q841 pin5 pin8 is 12V Check PT801 PT802 pin7 pin8 650V Cut all the pin connector of Q821 Q841 check C811 5V OK NG Unplug backlight connector wire check PT801 PT802 pin7 pin8 650V OK NG Replace backlight Replace PT801 PT802 OK NG NG Replace Q821 Q841 Check Q801 OK h t t p w w w w...

Страница 34: ... Board OSD is unstable or not working Is Key Pad Board connecting normally Connect Key Pad Board Is Button Switch normally Replace Button Switch Y N N Is Key Pad Board normally Replace Key Pad Board Y N Y Check Main Board h t t p w w w w j e l n e t ...

Страница 35: ...d and then plug the power cord Then the factory OSD will be at the left top of the panel 4 Bias adjustment Set the Contrast to 50 Adjust the Brightness to 80 5 Gain adjustment Move cursor to F and press MENU key A Adjust Reddish 6500K color temperature 1 Switch the chroma 7120 to RGB Mode with press MODE button 2 Switch the MEM channel to Channel 3 with up or down arrow on chroma 7120 3 The LCD in...

Страница 36: ... above procedure item 4 5 6 until chroma 7120 RGB value meet the tolerance 100 2 D Adjust sRGB color temperature 1 Switch the chroma 7120 to RGB Mode with press MODE button 2 Switch the MEM channel to Channel 10 with up or down arrow on chroma 7120 3 The LCD indicator on chroma 7120 will show x 313 20 y 329 20 Y 150 20cd m2 4 Adjust the RED of color3 on factory window until chroma 7120 indicator r...

Страница 37: ...17 LCD Color Monitor Lenovo L172 37 10 Monitor Exploded View h t t p w w w w j e l n e t ...

Страница 38: ...1 9 Screw 0M1G1730 6128 CR3 7 10 Screw 0M1G1140 6128 CR3 1 11 Main Board CBPC6CNNH1Q2P 1 12 Main Frame J15G8260 5 1 13 Rear Cover J34G1737AFM L 1 14 Cylinder Cover J34G1554 FM L 1 15 Stand Cover J34G1552 FM L 1 16 Hinge J37G 527 5 1 17 Screw 0Q1G1040 10128 CR3 4 18 Stand Back Cover J34G1553 FM L 1 19 Die casting 020G6007 2 1 20 Base Bracket 015G6210 1 1 21 Screw 0M1G 140 5120 5 22 Base J34G1551 B6...

Страница 39: ... CLOTH 052G 1192 GLASS CLOTH 052G 1208 A ALUMINIUM TAPE 052G6025 11979 MYLAR 089G 728GAA 1 D SUB CABLE 1800MM YW0308 089G 728HAA 1 SIGNAL CABLE 089G402A18NIS1 MAINSCORD 220V 1 5M CM3000 095G801410D546 WIRE HARNESS 095G8018 3D619 LVDS CABLE 095G8019 2502 INVERTER LINE 0M1G 130 6120 SCREW M3X6 0M1G 330 4128 CR3 SCREW 0M1G 340 8125 SCREW 0M1G1140 6128 CR3 SCREW 0M1G1730 6128 CR3 SCREW 0Q1G 330 8120 S...

Страница 40: ... WAFER 2 5P 2 0MM R A CN701 033G8027 12 WAFER 2 6P 2 0MM R A CN404 033G8027 24 H CONN W TO B12P 2 P 2 0 4505 2 040G 457624 1B LABEL CPU 040G 45762412B CBPC LABEL C707 067G215L101 4N KY25VB100M L 6 3 11 C708 067G215L101 4N KY25VB100M L 6 3 11 C709 067G215L101 4N KY25VB100M L 6 3 11 C710 067G215L101 4N KY25VB100M L 6 3 11 C711 067G215L101 4N KY25VB100M L 6 3 11 C712 067G215L101 4N KY25VB100M L 6 3 1...

Страница 41: ... C936 067G215D2222KV 105 2200UF M 10V C840 067G215D4714KV EC 105 CAP 470UF M 25V C840 067G215L471 4H 470UF 25V C907 067G215S10115K 100UF 450V C933 067G215S102 4K EC CAP 1000UF M 25V C932 067G215S1024KV EC 105 CAP 1000UF M 25V C907 067G215Z10115K ELCAP 100UF M 450V C907 067G305T10115H ELCAP 105 100UF M 450V L902 071G 55 24 FERRITE BEAD L903 071G 55 24 FERRITE BEAD L901 073G 174 65 H LINE FILTER L90...

Страница 42: ...02 S1 Q401 057G 417 4 PMBS3904 PHILIPS SMT 04 Q406 057G 417 4 PMBS3904 PHILIPS SMT 04 Q402 057G 417 6 PMBS3906 PHILIPS SMT 06 Q404 057G 417 6 PMBS3906 PHILIPS SMT 06 Q405 057G 763 1 A03401 SOT23 BY AOS A1 FB402 061G0603000 RST CHIPR 0 OHM 5 1 10W FB405 061G0603000 RST CHIPR 0 OHM 5 1 10W FB406 061G0603000 RST CHIPR 0 OHM 5 1 10W R410 061G0603000 RST CHIPR 0 OHM 5 1 10W R411 061G0603000 RST CHIPR 0...

Страница 43: ...3 RST CHIPR 10 KOHM 5 1 10W R459 061G0603103 RST CHIPR 10 KOHM 5 1 10W R472 061G0603103 RST CHIPR 10 KOHM 5 1 10W R476 061G0603103 RST CHIPR 10 KOHM 5 1 10W R403 061G0603104 RST CHIPR 100 KOHM 5 1 10W R414 061G0603104 RST CHIPR 100 KOHM 5 1 10W R404 061G0603104 RST CHIPR 100 KOHM 5 1 10W R434 061G0603105 RST CHIPR 1 MOHM 5 1 10W R421 061G0603151 RST CHIPR 150 OHM 5 1 10W R423 061G0603151 RST CHIPR...

Страница 44: ...2 CER2 0603 X7R 16V 100N P C706 065G0603104 12 CER2 0603 X7R 16V 100N P C705 065G0603104 12 CER2 0603 X7R 16V 100N P C704 065G0603104 12 CER2 0603 X7R 16V 100N P C703 065G0603104 12 CER2 0603 X7R 16V 100N P C702 065G0603104 12 CER2 0603 X7R 16V 100N P C455 065G0603104 12 CER2 0603 X7R 16V 100N P C449 065G0603104 12 CER2 0603 X7R 16V 100N P C448 065G0603104 12 CER2 0603 X7R 16V 100N P C446 065G0603...

Страница 45: ... CHIP BEAD FB414 071G 59B121 K CHIP BEAD 120 OHM 0603FBM 11 1 FB404 071G 59B300 K BEAD 30 FB403 071G 59B300 K BEAD 30 FB401 071G 59B300 K BEAD 30 D415 093G 64 33 DIO SIG SM BAV99 PHSE R D416 093G 64 42 P BAV70 SOT 23 D406 093G 6433P BAV99 D405 093G 6433P BAV99 D404 093G 6433P BAV99 ZD401 093G 39P599 T MM3Z5V6B ZD402 093G 39P599 T MM3Z5V6B ZD403 093G 39P599 T MM3Z5V6B ZD404 093G 39P599 T MM3Z5V6B Z...

Страница 46: ... T UDZS5 6B ZD002 093G 39S 34 T UDZS5 6B ZD001 093G 39S 34 T UDZS5 6B ZD004 093G 39S 34 T UDZS5 6B ZD005 093G 39S 34 T UDZS5 6B ZD006 093G 39S 34 T UDZS5 6B ZD007 093G 39S 34 T UDZS5 6B 715G1497 3 KEY BOARD PCB Q901 057G 600 35 STP8NK80ZFP Q901 057G 667 22 FQPF8N80C 090G6064 1 HEAT SINK 0M1G1730 8128 CR3 SCREW 090G6064 1 HEAT SINK D931 093G 60267 SP10100 D931 093G 60901 MBRF10H100CT ITO 220AB 0M1G...

Страница 47: ...0W R822 061G0805100 10 OHM 1 10W R856 061G0805100 2F RST CHIPR 10KOHM 1 1 8W R855 061G0805100 2F RST CHIPR 10KOHM 1 1 8W R836 061G0805100 2F RST CHIPR 10KOHM 1 1 8W R835 061G0805100 2F RST CHIPR 10KOHM 1 1 8W R946 061G0805100 3F RST CHIPR 100KOHM 1 1 8W R941 061G0805102 CHIP 1KOHM 1 10W R888 061G0805102 CHIP 1KOHM 1 10W R886 061G0805102 CHIP 1KOHM 1 10W R884 061G0805102 CHIP 1KOHM 1 10W R882 061G0...

Страница 48: ...7 5 KOHM 5 1 8W R837 061G0805752 RST CHIPR 7 5 KOHM 5 1 8W R944 061G0805910 1F RST CHIPR 9 1 KOHM 1 1 8W R945 061G0805910 1F RST CHIPR 9 1 KOHM 1 1 8W R918 061G1206000 0 OHM 1 8W R926 061G1206000 0 OHM 1 8W RJ804 061G1206000 0 OHM 1 8W R907 061G1206103 10 KOHM 1 8W R904 061G1206155 RST CHIPR 1 5 MOHM 5 1 4W R910 061G1206155 RST CHIPR 1 5 MOHM 5 1 4W R937 061G1206182 RST CHIPR 1 8 KOHM 5 1 4W R932 ...

Страница 49: ...32 CHIP 2200PF 25V X7R 0805 C847 065G0805223 22 CHIP 0 022UF 25V X7R 080 C831 065G0805331 32 CHIP 330P 50V X7R 0805 C865 065G0805333 32 CHIP 0 033UF 50V C917 065G0805334 22 0 33UF 10 25V X7R 0805 C858 065G0805391 31 CHIP 390PF 50V C813 065G0805561 31 CHIP 560PF 50V NPO 0805 C941 065G0805562 21 5600PF 25V NPO J D851 093G 64 33 DIO SIG SM BAV99 PHSE R D831 093G 64 33 DIO SIG SM BAV99 PHSE R D833 093...

Страница 50: ...67G215B2214HT LOW ESR 220UF 25V 8 11 C956 067G215B2214HT LOW ESR 220UF 25V 8 11 C820 067G215B2214KT LOW E S R 220UF 20 25 C952 067G215B2214KT LOW E S R 220UF 20 25 C956 067G215B2214KT LOW E S R 220UF 20 25 FB905 071G 55 23 S BEAD FB903 071G 55 23 S BEAD FB902 071G 55 23 S BEAD FB901 071G 55 29 FERRITE BEAD FB901 071G 55901 FERRITE CORE 2 5 3 1 BF3 F902 084G 55 4 FOSE 382 5A 250V SICKMANN F901 084G...

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