manualshive.com logo in svg

Acer B193R, Руководство по обслуживанию

Поделиться
Скачать
Acer B193R Скачать руководство пользователя страница 46

 

 

46

R835
1M 1/10W 5%

C845

2.2uF/16V

D806

LL4148

R819

3.6K OHM 1% 1/10W

Q810

RK7002

R809

1K 1/10W 1%

R820

47K 1/10W

C801

5pF/6KV

D810

NC

DIM

R812
1K 1/10W 1%

R811

2.4K OHM 1% 1/10W

R850

10 OHM 1/8W

R855

15 OHM 1/4W

R837

47K 1/8W

R841

68K OHM 1% 1/10W

C839
1500pF

Q804

PMBS3906

1

2

3

R808

10K 1/10W 1%

C821

0.1uF/25V

D814

LL4148

C820

220pF

D802

BAV99

3

1

2

R824

1K 1/10W 1%

D808
BAW56

3

1

2

C

B

E

R803

1M 1/10W 5%

R817
10K 1/10W 1%

R816

1.5K OHM 1% 1/10W

D812

NC

ON/OFF

C816
0.0022uF

R818

1K 1/10W 1%

R858

15 OHM 1/4W

Q809

RK7002

D801
BAV99

3

1

2

R826

1K 1/10W 1%

D803

BAV99

3

1

2

CN801

CONN

1

2

HV

LV

R862

1M 1/10W 5%

Q807

PMBS3904

R815

1.5K OHM 1% 1/10W

R853

68K OHM 1% 1/10W

R854

68K OHM 1% 1/10W

C840

1500pF

CN804

CONN

1

2

HV

LV

R813

10K 1/10W 1%

C811

5pF/6KV

C806
0.01uF

C819
0.0022uF

CN803

CONN

1

2

HV

LV

CN802

CONN

1

2

HV

LV

Q811

PMBS3904

C815
0.0022uF

C823
0.0022uF

R861
130K OHM 1% 1/10W

D804

BAV99

3

1

2

Q805

PDTC144WK

T801

POWER X'FMR

1

4

8

3

7

9

6

2

5

C838

1500pF

C822
1uF/25V

Q812

PMBS3906

1

2

3

Q803

AM9945N-T1-PF

1

2

3

4

8

7

6

5

S

G

S

G

D

D

D

D

R804

100R 1/8W

Q806

PMBS3904

+

C802

470uF/25V

R802

NC

R822

1K 1/10W 1%

Q801

PMBS3904

+14V

IC801

TL494IDR

1

2
3

4

5

6
7

8

9

10

11

12

13

14

15

16

1IN+

1IN-
FEEDBACK

DTC

CT

RT
GND

C1

E1

E2

C2

VCC

OUTPUT CTRL

REF

2IN-

2IN+

R832
10K 1/10W 1%

R814

1.5K OHM 1% 1/10W

R833

10K 1/10W 1%

R806
68K OHM 1% 1/10W

+

C803

470uF/25V

R807

47K 1/10W

R828

10K 1/10W 1%

Q808

PDTA144WK

D811
NC

R823

3.6K OHM 1% 1/10W

C834
0.1uF/25V

C824

0.1uF

R827

1K 1/10W 1%

R829

22R 1/8W

R839

10 OHM 1/8W

R856

15 OHM 1/4W

D805
BAW56

3

1

2

C

B

E

C807

0.1uF/25V

R851

9.1K 1%

T802

POWER X'FMR

1

4

8

3

7

9

6

2

5

R810

51K OHM 1% 1/8W

R825
22R 1/8W

C841

1500pF

C805

0.1uF

C825

0.1uF/25V

D817
LL4148

D809

LL4148

R831

2.4K OHM 1% 1/10W

R821
1K 1/10W 1%

D813

NC

F801
0R05 1/4W

R857

15 OHM 1/4W

R801
1.5K OHM 1% 1/10W

Q802

AM9945N-T1-PF

1

2

3

4

8

7

6

5

S

G

S

G

D

D

D

D

R834
10K 1/10W 1%

 

Содержание B193R

Страница 1: ...1 Acer B193R Service Guide ...

Страница 2: ...2 Service Guide Version and Revision Version Release Date Revision History TPV model A00 Mar 24 2008 Initial Release T97HNAD8K3ABHN T97HNAD8K3ABDN ...

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: ...ose of the grounded plug z 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 z Do not overload power strips and extension cords Overloading can result in fire or electric shock z Never push any object into the slot on the monitor cabinet It could short circuit parts causing a fire or electric ...

Страница 6: ...ftware Flow chart 15 Main Board Layout 17 Installation 18 Attaching Removing the base 19 Chapter 2 Operating Instructions 21 External Controls 21 Front Panel Controls 21 eColor Management OSD 22 How to Adjust a Setting 23 LOGO 26 Chapter 3 Machine Disassembly 27 Chapter 4 Troubleshooting 30 Chapter 5 Connector Information 36 Chapter 6 FRU Field Replacement Unit List 38 Exploded Diagram 38 Chapter ...

Страница 7: ...rovide 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 B193R Panel HSD190MEN3 A00 Signal Interface D Sub 15 pin DVI 24 pin Sync Type Separate Compa...

Страница 8: ...user mode which allows that the brightest two of 32 linear distributed gray scales 0 700mv can be distinguished Picture position and size Factory preset value Viewing angle 90 H and V AC Supply voltage 230V 5 50 3Hz Ambient temperature 20 5 Display mode 1280x1024 75Hz all white e color mode Set to User mode Measurement systems The units of measure stated in this document are listed below 1 gamma 1...

Страница 9: ...e 1280 x 1024 75Hz ON Mode 36W EPA ENERGY STAR OFF Mode 1W Contrast control Set to The value under user mode which allows that the brightest two of 32 linear distributed gray scales 0 700mv can be distinguished Power Source 90 V 240 V 50 60 3Hz Environmental Considerations Operating Temp 0 to 40 C Storage Temp 20 to 60 C Operating Humidity 15 to 90 Storage Humidity 15 to 90 Peak surge current 55A ...

Страница 10: ...10 LCD Panel Specification General Specifications Mechanical Information Electrical Characteristics ...

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

Страница 12: ...12 Support Timing ...

Страница 13: ...nel 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 Key board Input D SUB Signal CCFL Drive AC IN 90V 264V Input DVI Signal ...

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

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: ...escription CN407 WAFER CN102 DVI 24PIN CONNECTOR CN301 WAFER 9P RIGHT ANELE PITCH U203 IC NT68665MFG 128 QFP 128L CN402 CONNECTOR U301 IC AP1117D33LA TO252 3L ATC CN101 D SUB 15PIN U304 IC AP1117E18LA SOT223 3L ANACHIP U204 IC AF24BC16 SI 16K SOIC 8 ...

Страница 18: ...e sure both the monitor and computer are switched off 2 Connect one end of the 24 pin DVI cable to the back of the monitor and the other end to the computer s port 2 Connect the power cord Connect the power cord to the monitor then to a properly grounded AC outlet 3 Turn on the monitor and computer Turn on the monitor first then the computer This sequence is very important 4 If the monitor does no...

Страница 19: ...ckwise Tighten the screw clockwise Remove Reverse the steps to remove the base Screen Position Adjustment In order to optimize the best viewing position you can adjust the height tilt swivel pivot of the monitor Height Adjustment After pressing the top of the monitor push the lock button towards right then you can adjust the height of the monitor ...

Страница 20: ... example of the tilt range Swivel With the built in pedestal you can swivel the monitor for the most comfortable viewing angle Monitor Pivot Adjust height to the top position before rotation the monitor Rotate clockwise until the monitor stops at 90 ...

Страница 21: ...n or off 3 4 Press or to navigate to the desired function press Enter to select the function Press or to change the settings of the current function 5 Menu Enter Activate the OSD menu when the OSD is off or activate deactivate the adjustment function when the OSD is on 6 Auto adjust button Exit a When the OSD menu is active this button will act as the exit key exit OSD menu b When the OSD menu is ...

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: ...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 27: ...pter contains step by step procedures on how to disassemble the monitor for maintenance Disassembly Procedure 1 Remove the HINGE ASSEMBLY as the following indicator Fig 1 Fig 1 2 Remove the back cover and bezel Fig 2 Fig 2 Chapter 3 ...

Страница 28: ...28 3 Remove the lamp connectors and the screw Fig 3 Fig 3 4 Remove the screws to remove the panel Pay attention to the LVDS cable Fig 4 5 Fig 4 Fig 5 ...

Страница 29: ...29 5 Remove the screws to remove the main board and power board Fig 6 Fig 6 ...

Страница 30: ...er Press 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 Pin2 1 8V OK OK NG NG NG Measure CN301 Replace U203 Replace X201 NG Replace U301 U302 OK OK ...

Страница 31: ...ce U203 Replace X201 Measure U301 Pin2 3 3V U304 Pin2 1 8V Check Correspondent component Replace U203 Check X201 oscillate waveform is normal Replace U301 U302 OK OK OK OK OK NG NG NG NG Check reset circuit of U203 is normal Check HS VS from CN101 is normal Replace X201 Check Correspondent component NG NG OK ...

Страница 32: ...se is high level X201 oscillate waveform is normal Check CN402 is solder and Q301 Q302 is OK Check Correspondent component Replace PANEL Check Correspondent component Replace U203 OK OK OK Replace X201 OK NG NG NG NG Check reset circuit of U203 is normal ...

Страница 33: ...ard OSD is unstable or not working Is Key Pad Board connecting normally Connect Key Board Is Button Switch normally Replace Button Switch Y NG NG Is Key Pad Board normally Replace Key Board Y NG Y Check Main Board ...

Страница 34: ...volt 120V or 220V Change F901 Check BD901 L901 IC901 Check the voltage of C905 Check bridge retified circuit Check start voltage for the Pin2 of IC901 Change IC901 OK Check the auxiliary voltage is smaller than 20V OK NG No power NG NG OK Check T901 D906 D907 Q903 ZD921 ZD922 IC904 IC903 Check IC901 NG OK NG ...

Страница 35: ... 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 T801 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 36: ...36 Connector Information The following figure shows the connector locations on the monitor D SUB connector Chapter 5 ...

Страница 37: ...37 DVI Connector ...

Страница 38: ... 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 to return the ...

Страница 39: ...39 Part List Above picture show the description of the following component Item Picture Description 1 HINGE ASSEMBLY 2 MAIN FRAME 3 Panel ...

Страница 40: ...40 4 Power Board 5 Main Board 6 FFC CABLE ...

Страница 41: ... VS 3 C104 0 1uF 16V FB106 30 OHM 1 2 GIN 3 ZD103 RLZ5 6B D SBU DVI Scaler NT68665 USB HUB RIN 3 C115 1uF 16V R141 2K2 1 16W R439 NC RX1 3 R135 100R 1 16W R206 D111 BAV99 3 1 2 D201 190S8 DVI_5V RXC 3 DDCSCL_D CN102 DVI CIRCUIT D SBU DVI Scaler NT68665 D107 BAV99 3 1 2 R139 75R 1 16W D103 BAV99 3 1 2 U101 NC M24C02 WMN6TP 1 2 3 4 5 6 7 8 NC NC NC E0 E0 NC NC E1 E1 E1 NC E2 E2 E2 E2 VSS SDA SCL WC ...

Страница 42: ... T5M RSGB0M RSRA3P T4P RSRB0P RSRA3M T4M RSRB0M RSBB1M T3M RSBB2P TCLK1P RSBB2M TCLK1M RSBB3M T2M RSBB3P T2P RSCLKBP T1P RSCLKBM T1M RSGB1P T0P RSGB1M T0M RSGB3M RSGB3P RSRB1M RSRB1P RSRB2M RSRB2P RSRB3M RSRB3P R228 EXT_EDID MCU POWER R209 NC 0R05 1 16W 115 MCU_VDD R224 NC 4 7K AVCC TCLK ZD201 RLZ2 2B AUDIO_STDBY 5 RX C222 NC 1uF 16V C207 0 1uF 16V NO 24C16_WP 17 DVDD BIN 2 T7P 5 TCLK2P 5 Q201 2N3...

Страница 43: ...C315 100uF 16V R302 330 1 4W PANEL_IDX 3 CN301 CONN 1 2 3 4 5 6 7 8 9 C307 0 1uF 16V C308 1uF 16V R303 330 1 4W 3 3VCC C309 100uF 16V modify 1 8 C316 0 1uF 25V R312 1K 1 16W C306 100uF16V R305 10K 1 16W Q301 2N3904S RTK PS 070617 CHANGE R307 51K 1 16W C317 0 1uF 16V D301 SM340A 5V BL_CONTROL 3 C301 0 1uF 16V U304 AP1117E18LA 3 2 1 VI VO GND C305 100uF 16V 5V 12V U302 NC AZ1117D 1 8 E1 1 2 3 ADJ GN...

Страница 44: ...722 Change to 120ohm C401 NC 0 1uF 16V TCLK2P LF_B R421 NC POWER T1M C403 0 1uF 16V C402 0 1uF 16V R433 NC 0R05 1 10W 5 R435 NC 0R05 1 10W 5 Q402 2N3906S RTK PS 3 3VCC KEY1 3 5V_FB EAR R C407 0 1uF 16V T3P 3 R407 100R 1 16W LED_G KEY1_PAD LED_O LED_B G 3 KEY1_PAD KEY2_PAD Menu Up Down key T0M 3 EAR L 3 3VCC T5P 3 KEY2_PAD C404 0 1uF 16V R423 NC 10K 1 16W 5V LED_R 3 R412 1K 1 16W R416 120R 1 16W 5 ...

Страница 45: ...52BPS 1 2 3 4 5 6 7 8 GND COMP VCC RT NC CS VCC OUT C938 1500pF 1KV C939 1000uF 16V Q901 2SK2645 54MR R903 680K OHM 1 4W C925 NC R904 300K OHM 1 4W R939 NC GND1 GND 1 2 C929 0 001uF C909 470pF 25V C908 22uF 50V R901 680K OHM 1 4W 钡竲 э CN901 SOCKET 1 2 3 ON OFF C905 100uF 450V R924 150R 1 8W R942 1K 1 10W 1 D906 SP10100 1 2 3 L903 1 1uH L901 4 0mH 1 2 4 3 D901 FR103 C912 0 001uF D903 LL4148 D907 NC...

Страница 46: ...15 0 0022uF C823 0 0022uF R861 130K OHM 1 1 10W D804 BAV99 3 1 2 Q805 PDTC144WK T801 POWER X FMR 1 4 8 3 7 9 6 2 5 C838 1500pF C822 1uF 25V Q812 PMBS3906 1 2 3 Q803 AM9945N T1 PF 1 2 3 4 8 7 6 5 S G S G D D D D R804 100R 1 8W Q806 PMBS3904 C802 470uF 25V R802 NC R822 1K 1 10W 1 Q801 PMBS3904 14V IC801 TL494IDR 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 1IN 1IN FEEDBACK DTC CT RT GND C1 E1 E2 C2 VCC OU...

Страница 47: ... C615 NC R616 1K 1 10W 5 5V_Audio ROUT C610 100pF CN604 NC CONN 1 2 3 4 change R609 R610 R611 R612 add R616 C613 100uF 25V C616 NC C607 0 47uF 16V R607 10K 1 10W 5 MUTE EAR ROUT LOUT EAR LOUT SEL BTL CN601 CONN 1 2 3 4 R603 1K 1 10W 5 Lin C606 0 47uF 16V C618 0 47uF 16V Q602 PMBS3904 C605 1uF 25V R610 8 2KOHM 5 1 10W ROUT LOUT 5V_Audio 5V_Audio C602 100uF 25V R609 8 2KOHM 5 1 10W C611 100pF SEL BT...

Страница 48: ...D POWER_Key C002 NC LED001 LED 3 4 1 2 MENU 0 V C001 NC POWER_Key LBADC2 VOL LBADC2 C003 NC MENU CONNECTOR GND VOL C004 NC AUTO R003 1K 1 16W 5 LED_BLUE LED_BLUE R002 2K OHM 1 16W add ZD001 and ZD002 for ESD solution ZD002 UDZSNP5 6B 1 2 VOL VOL LBADC1 SW001 JB41 03521 1 2 3 4 5 6 7 8 9 10 11 12 MENU VOL CN001 POWER AUTO ZD001 UDZSNP5 6B 1 2 0 V ...

Отзывы:

Нет отзывов

Бренды по названию

Популярные бренды

Загрузить еще бренды