Acer AL2023 Page 56 Service Manual Download

Page: 56 / 61

Closed to Scaler

Closed to Crystal

When RTD2333, RV1= NC/RV2 = 0;

Otherwise, RV1 = 0/RV2 = NC

Voltage to 2.2V (if use
5V the R 25K and 20K;
3.3Vuse 15K and 30K )

Ω

Scaler

RTD2525L

RTD2553VH

R79

R80

open

2006/05/16

PROJECT NAME:W0TB

W0TB

Friday, January 05, 2007

A1A

Title

Size

Document Number

Rev

Date:

Sheet

PANEL_5_12VCC

RXE2-

RXE3+

RXO2+

RXO3+

PANEL_5_12VCC

RXO3-

PANEL_5_12VCC

RXOC+

RXE0+

RXO2-

RXEC-

RXE3-

RXO1-

DGND

RXE1+

RXE1-

RXO0-

RXOC-

DGND

RXO0+

DGND

RXEC+

PANEL_5_12VCC

RXE2+

RXE0-

DGND

RXO1+

DGND

RXO3+

RXO0+

R1-

RXOC-

B1-

G1-

RXO2+

AVS1

RXO2-

DDCSCL1

RXOC+

RXO1-

SOG1

AHS1

RXO1+

RXO0-

RST_OUT

RXO3-

B1+

G1+

DDCSDA1

R1+

RXEC+

RXE3-

RXEC-

RXE0-

RXE3+

RXE2-

RXE1-

RXE1+

RXE2+

RXE0+

DGND

33VRST_REF

RXE0

RXEC-

RXEC+

RXO2

B1-

B1+

RXO1+

RXO1-

RXO0+

RXO0-

RXE3+

RXE3-

RXE2-

RXE2+

RXO3

SOG1

RXE1+

RXE1-

DGND

1.8D

AVCC

DGND

SD3

/SDI

1.8D

DGND

AVS1

AHS1

TXC+

TXC-

TX0-

TX0+

TX1-

TX1+

TX2-

TX2+

DDCSDA1

DDCSCL

T_B

SCL

DS_

RXOC-

RXOC+

DDC2_SCL

DDC2_SDA

T_B

PANEL_PW12

5DVCC

1.8DVCC

3DVCC

RTD_SCLK

RTD_SCSB

DDC_SDA

TX1+

TX2+

TX0+

TXC+

B1+

G1+

SOG1

R1-

G1-

AVS1

AHS1

TX1-

TX0-

R1+

TX2-

DDC_SCL

MCU_RST

M512_XOUT

3DVCC

TXC-

B1-

VBRI

VOLUME

5DVCC

DDC2_SCL

DDC2_SDA

3DVCC

GND

VCC12

PANEL_5_12VCC

5DVCC

1.8DVCC

R1.8DVCC

R3.3DVCC

TMDS_VCC

R1.8AVCC

R1.8DVCC

TMDS_VCC

MCU_VCC

3DVCC

1.8DVCC

3DVCC

1.8DVCC

R80

NC/0 ohm/6

R79

NC/0 ohm/6

R46

10K/6

R41

NC/0 ohm/6

MMBT4403

CN5

1841 30P

L14

600/CX601T02001/8

NC/2SB1188

R45

82K/6

C42

2200P/6

0 ohm/6

R64

EC7

100uF/16V

R47

82K/6

C44

0.1u/6

C39

0.1u/6

L10 600/CX601T02001/8

C50

0.1u/6

MMBT4403

R68

NC/6

C38

0.1u/6

C51

0.1u/6

R66

100/6

R39

0 ohm/6

R67

100/6

EC9

100uF/16V

C49

0.1u/6

C46

0.1u/6

600/CX601T02001/8

RTD2525L

NC/U4

V1/REXT

V2/RX1P

V3/RX1N

V4/RX0P

V5/RX0N

V6/RXCP

V7/RXCN

AVS

AHS

ADC_GND

B-

B+

G-

G+

R-

R+

ADC_

VDD

T_B

VCCK

PGND

TXE3+

TXE3-

TXE2+

TXE2-

TXO1-

TXO1+

TXO2-

TXO2+

TXOC-

TXOC+

TXO3-

TXO3+

TXE0-

TXE0+

TXE1-

TXE1+

V0/RX2N

VCLK/RX2P

DS_

XIN

DDCSCL

/PW

DDCSDA/PW

1/IRQ

SCL

SDA

VCCK

PGND

TXO

R40

0 ohm/6

C33

0.1u/6

R81

100/6

R58

1K/6

R69
470/6

R82

100/6

C37

0.1u/6

R42

15K/25K/6

R48

4.7K/6

R70
470/6

R43

4.7K/6

R49

4.7K/6

L15 600/CX601T02001/8

RV1

0/8

RV2

NC/0/8

R53

NC/4.7K/6

R71/NC
470/6

R38

NC/6

C47

0.1u/6

Q5 AO3415

R52

NC/6

C28

NC / 22pF/6

R51

NC/6

C35

0.1u/6

C48

100uF/16V

0 ohm/6

R65

R44

30K/20K /6

C27

NC / 22pF/6

C30

0.1u/6

R57

4.7K/6

C43

2200P/6

C34

0.1u/6

NC/24.576MHz

R54

0 ohm/6

C29

0.1u/6

R55

0 ohm/6

L13

600/CX601T02001/8

C31

0.1u/6

R56

0 ohm/6

C41

0.1u/6

RTD2553V ( RSDS & LVDS )

127

128

126

125

59 72 83 95 108

60 71 84 96 107

50 51

58 61 62 63 64 65 66 67 68 69

121

120

100

101

102

103

104

105

114

115

118

119

122

123

124

113

112

106

109

110

111

116

117

ADC_GND

ADC_VDD

B0+

B0-

ADC_GND

SOG0

G0+

G0-

ADC_VDD

R0+

R0-

B1+ / V6

AHS1 / V0

AVS1 / VCLK

TMDS_TST / PWM0 / TCON2

TMDS_GND

TMDS_VDD

REXT

TMDS_VDD

RX2P

RX2N

TMDS_GND

RX1P

RX1N

RX0P

RX0N

RXCP

RXCN

DPLL_GND

DPLL_VDD

APLL_VDD

PLL_TEST1 / TCON0 / TCON3

PLL_TEST2 / TCON1 / TCON12

APLL_GND

VCCK

GNDK

PVCC PVCC PVCC PVCC PVCC

PGND PGND PGND PGND PGND

DDCSCL

1 / T

ON4

DDCSDA1

/ T

ON9

SCLK / TCO

SDIO

[3] / TCO

SDIO

[2] / TCO

SDIO

[1] / TCO

SDIO

[0] / TCO

1 / TCO

0 / CO

T_B

BB3P/BBLU7 BB3N/BBLU6 BB2P/BBLU5 BB2N/BBLU4 BB1P/BBLU3 BB1N/BBLU2 BCLKP/BGRN7 BCL

N/BGRN6

BG3

/BGRN5

DDCSCL2 / VCLK / TCON4

DDCSDA2 / V7 / TCON6

BG2P / TXE3+

BG2N / TXE3-

BG1P / TXEC+

BG1N / TXEC-

BR3P / TXE2+

BR3N / TXE2-

BR2P / TXE1+

BR2N / TXE1-

BR1P / TXE0+

BR1N / TXE0-

AB3P / TXO3+

AB3N / TXO3-

AB2P / TXOC+

AB2N / TXOC-

AB1P / TXO2+

AB1N / TXO2-

ACLKP / TXO1+

ACLKN / TXO1-

AG3P / TXO0+

AG3N / TXO0-

AG2P

AG2N

AG1P

AG1N

AR3P

AR3N

AR2P

AR2N

AR1P

SDIO[2] / V3 / TCON5

SDIO[3] / V4 / TCON9

SCSB / V5 / TCON7

SCLK / V6 / TCON3

TCON9 / PWM0

RESET_OUT

33VRST_REF

SDIO[1] / V2 / TCON8

SDIO[0] / V1 / TCON10

AVS0

AHS0

B1- / V7

G1+ / V4

G1- / V5

R1+ / V1

R1- / V2

SOG1 / V3

SCSB / TCO

2 / TC

1/TC

AR1N

33VPNLOUT

TCON13 / COUT

V0 / TCON2/PWM1

VCCK

GNDK

BG3

N/BGRN4

C40

0.1u/6

L12

NC/1206

R59

0 ohm/6

R60

0 ohm/6

DTC144EUA

R162

NC/100/6

R61

0 ohm/6

R163

NC/100/6

R50

0 ohm/6

R62

0 ohm/6

L11

BEAD/1206

EC8

100uF/16V

R63

0 ohm/6

SDIO2

RTD_SD3/SDI

SDIO1

SDIO0

Summary of Contents for AL2023

Page 1: ... 1 Acer AL2023W Service Guide Service guide files and updates are available on the CSD web for more information Please refer to http csd acer com tw 100 Recycled Paper ...

Page 2: ...ect to the contents hereof and specifically disclaims any warranties of merchantability or fitness for any particular purpose Any Acer Incorporated software described in this manual is sold or licensed as is Should the programs prove defective following their purchase the buyer and not Acer Incorporated its distributor of its dealer assumes the entire cost of all necessary servicing repair and any...

Page 3: ... bits and pieces of additional information related to the current topic Warning Alerts you to any damage that might result from doing or not doing specific actions Caution Gives precautionary measures to avoid possible hardware or software problems Important Reminds you to do specific actions relevant to the accomplishment of procedures ...

Page 4: ...l NOT be covered in this generic service guide In such cases please contact your regional offices or the responsible personnel channel to provide you with further technical details 2 please not WHEN ORDERING FRU PARTS that you should check the most up to date information available on your regional web or channel If for whatever reason a part number change is made it will not be noted in the printe...

Page 5: ...ceiving antenna 2 Increase the separation between the equipment and receiver 3 Connect the equipment into an outlet on a circuit different from that to which the receiver is connected 4 Consult the dealer or an experienced radio TV technician for help NOTICE 1 The changes or modifications not expressly approved by the party responsible for compliance could void the user s authority to operate the ...

Page 6: ...any z The monitor is equipped with a three pronged grounded plug a plug with a third grounding pin This plug will fit only into a grounded power outlet as a safety feature If your outlet does not accommodate the three wire plug have an electrician install the correct outlet or use an adapter to ground the appliance safely Do not defeat the safety purpose of the grounded plug z Unplug the unit duri...

Page 7: ...ay find slightly uneven brightness in the screen depending on the desktop pattern you use z The LCD screen has effective pixels of 99 99 or more It may include blemishes of 0 01 or less such as a missing pixel or a pixel lit all of the time z Due to the nature of the LCD screen an afterimage of the previous screen may remain after switching the image when the same image is displayed for hours In t...

Page 8: ...ONITOR FEATURE 9 Chapter 2 OPERATING INSTRUTION 24 Chapter 3 MACHINE ASSEMBLY 31 Chapter 4 TROBLE SHOOTING 44 Chapter 5 CONNECTOR INFORMATION 47 Chapter 6 FRU LIST 49 Chapter 7 SCHEMATIC DIAGRAM 52 Chapter 8 POWER BOARD INFORMATION 61 ...

Page 9: ...ck 162MHz Max Resolution 1680X1050 60Hz Plug Play VESA FPMPMI ON Mode 47W EPA ENERGY STAR OFF Mode 1W Audio output Rated Power 2 0W rms Per channel Input Connector D Sub 15 pin DVI connector on DVI box Input Video Signal Analog 0 7Vp p 75OHM Horizontal 473 76mm Screen Size Active Vertical 296 1mm Power Source 90 264 Vac 47 63HZ Environmental Considerations Operating Temp 5 to 40 degree Storage Tem...

Page 10: ...T Volume Volume AUTO ENTER External Controls Contrast brightness Focus Clock H Position W Position Language OSD Color temperature OSD Position Timeout Auto Config Input Information Reset Exit Regulatory Compliance cUL FCC TUV CE TCO03 ...

Page 11: ... dots 3 175 96 dots 4 064 128 dots H Active us 25 42 720dots 25 422 640 dots 21 164 640 dots 20 317 640 dots H F P us 0 636 18dots 0 636 16 dots 2 116 64 dots 0 762 24 dots f v 70Hz 70 087 60Hz 59 940 66 7 HZ 66 667 72 809Hz V Total ms 14 27 449 lines 16 683 525 lines 15 000 525 lines 13 735 520 lines V Sync ms 0 064 2 lines 0 064 2 lines 0 086 3 lines 0 079 3 lines V B P ms 1 112 35 lines 1 049 3...

Page 12: ...17 640 dots 22 22 800 dots 20 00 800 dots 16 162 800 dots H F P us 0 508 16 dots 0 67 24 dots 1 000 40 dots 0 323 16 dots f v 75Hz 75 56 25 60Hz 60 316 75Hz 75 000 V Total ms 13 333 500 lines 17 78 625 lines 16 58 628 lines 13 333 625lines V Sync ms 0 080 3 lines 0 06 2 lines 0 106 4 lines 0 064 3 lines V B P ms 0 427 16 lines 0 63 22 lines 0 607 23 lines 0 448 21 lines V Active ms 12 80 480 lines...

Page 13: ... Active us 16 00 800 dots 14 52 832 dots 15 754 1024 dots 13 65 1024 dots H F P us 1 120 56 dots 0 56 32 dots 0 369 24 dots 0 32 24 dots f v 72Hz 72 188 74 55Hz 60 004Hz 70 07Hz V Total ms 13 85 666 lines 13 41 667 lines 16 666 806 lines 14 27 806 lines V Sync ms 0 125 6 lines 0 06 3 lines 0 124 6 lines 0 11 6 lines V B P ms 0 478 23 lines 0 78 39 lines 0 600 29 lines 0 51 29 lines V Active ms 12 ...

Page 14: ... Active us 13 00 1024 dots 11 852 1280 dots 9 481 1280dots 10 667 1152 dots H F P us 0 20 16 dots 0 444 48 dots 0 119 16 dots 0 593 64 dots f v 75 03Hz 60 020Hz 75 025 Hz 75 06 Hz V Total ms 13 33 800 lines 16 661 1066 lines 13 329 1066 lines 13 333 900 lines V Sync ms 0 05 3 lines 0 047 3 lines 0 038 3 lines 0 044 3 lines V B P ms 0 47 28 lines 0 594 38 lines 0 475 38 lines 0 474 32 lines V Activ...

Page 15: ...H Active us 11 852 1280 dots 9 877 1600 dots 17 186 1280 dots 16 101 1280 dots H F P us 0 889 96 dots 0 395 64 dots 0 752 56 dots 0 805 64 dots f v 60 00Hz 60 00 Hz 60 000Hz 59 87Hz V Total ms 16 667 1000 lines 16 667 1250 lines 16 667 746 lines 16 703 798 lines V Sync ms 0 050 3 lines 0 040 3 lines 0 067 3 lines 0 147 7 lines V B P ms 0 600 36 lines 0 613 46 lines 0 492 22 lines 0 419 20 lines V ...

Page 16: ... H Active us 12 518 1280 dots 15 906 1360 dots 13 521 1440 dots 10 53 1440 dots H F P us 0 782 80 dots 0 749 64 dots 0 751 80 dots 0 702 96 dots f v 74 893Hz 60 015Hz 59 887Hz 74 984Hz V Total ms 13 352 805 lines 16 662 795 lines 16 698 934 lines 13 336 942 lines V Sync ms 0 116 7 lines 0 126 6 lines 0 107 6 lines 0 085 6 lines V B P ms 0 448 27 lines 0 377 18 lines 0 447 25 lines 0 467 33 lines V...

Page 17: ... 711 104 dots 0 474 16 dots f v 59 954 Hz 60 Hz V Total ms 16 679 1089 lines 16 667 517 lines V Sync ms 0 092 6 lines 0 258 8 lines V B P ms 0 459 30 lines 0 741 23 lines V Active ms 16 082 1050 lines 15 474 480 lines V F P ms 0 046 3 line 0 193 6 lines SYNC H V POLARITY SEP SYNC Y Y A H Total O V Total B H Sync width P V Sync width C H Back porch Q V Back porch D H Video width R V Video width E H...

Page 18: ...VB0M LVB2P LVB1M LVB3M HPD_CTRL DET_DVI VCTRL MUTE VOLUME STBY A2 2 POWER on_BACKLIGHT Adj_BACKLIGHT VCC1 8 VCC3 3 5V VCC12 VCTRL PC5V A3 3 INPUT RIN GIN BIN VSYNC GNDR GNDG GNDB DET_VGA HSYNC SOG DDCA_SDA DDCA_SCL B G G R CLK R CLK B DDCD_SDA DDCD_SCL PC5V DET_DVI HPD_CTRL A5 5 PANEL LVB1M LVB0M LVB2P LVA1M LVB2M LVB3M LVA3P LVBCKP LVB3P LVA1P LVB1P LVA0M LVBCKM LVA3M LVA0P LVB0P LVACKP LVA2P LVA...

Page 19: ... 19 PCB LAYOUT Main Board ...

Page 20: ... 20 Button Board ...

Page 21: ...Power Board ...

Page 22: ......

Page 23: ......

Page 24: ...ction Press to view OSD Press again to exit a selection in OSD 3 Left Plus If OSD is active press to select or adjust OSD options If OSD is inactive press once then press the buttons marked or to adjust the volume 4 Right Plus If OSD is active press to select or adjust OSD options If OSD is inactive press once then press the buttons marked or to adjust the volume 5 AUTO If OSD is active press to e...

Page 25: ...p Clock If there are any vertical stripes seen on the background of the screen this renders them less noticeable by minimizing their size It also changes the size of the horizontal screen H Position This adjusts the horizontal V Position This adjusts the vertical Color adjustment There are three ways to adjust color Warm reddish white Cool bluish white User you can adjust the colors red green and ...

Page 26: ...nese French Italian and Japanese Language for EMEA Select the OSD menu language Select from English German Spanish Russia Nederlands French Italian and Finnish OSD Settings This changes the position of the OSD window on the screen and the staying time Input signal Select either Analog Input or Digital Input video 26 ...

Page 27: ...ry mode AUTO BURN Use the chip set internal pattern for hot running monitor panel and inverter AUTO COLOR Perform Auto Balance measurement by chip set internal signal And reference these values to initial all other color temperature detail parameters COLOR UPDATE Force presently R G B offset and gain parameters update to currently temperature memory address FACTORY RESET Recall to factory setting ...

Page 28: ...Acer e Color management Brightness Contrast User 77 50 Text 44 50 Standard 77 50 Graphics 97 60 Movie 77 56 Uživatelský režim Textový režim Standardní režim Grafický režim Filmový režim ...

Page 29: ...lities according to the VESA DDC STANDARD It allows the monitor to inform the host system of its identity and depending on the level of DDC used communicate additional information about its display capabilities The communication channel is defined in two levels DDC2B The DDC2B is a bi directional data channel based on the I2 C protocol The host can request EDID information over the DDC2B channel S...

Page 30: ...stored and the display is automatically redrawn The appearance is similar to a Screen Saver feature except the display is completely off The display is restored by pressing a key on the keyboard or clicking the mouse USING THE RIGHT POWER CORD The accessory power cord for the Northern American region is the wallet plug with NEMA 5 15 style and is UL listed and CSA labeled The voltage rating for th...

Page 31: ...OTE 1 The screws for the different components vary in size During the disassembly process group the screws with the corresponding to avoid mismatch when putting back the components 2 Note The monitor surface is susceptible to scratching Therefore lay the monitor on a soft surface when mounting or removing the base 3 Wear gloves Front View unit mm ...

Page 32: ... 32 Real View Top View ...

Page 33: ... 33 Side View unit mm ...

Page 34: ...IELDING AND PUT IT TO THE PRODUCTION LINE PUT 1 PCS FLOW CARD TO PRODUCTION LINE GET THE MAIN BOARD AND CHECKING CHECKING THE LVDS CABLE AND INSERT IT TO THE SINK OF MAIN BOARD CHECKING THE BUTTON BOARD CABLE AND INSERT IT TO SINK OF MAIN BOARD PUT THEM TO THE PRODUCTION LINE 33 Assembly process ...

Page 35: ...BLE WITH COLLOID MARK THE LOCATION AS LEFT SHOW WITH COLOR PEN PUT THE P B TO THE PRODUCTION LINE GET THE SPEAKER AND CHECKING INSERT THE SPEAKER TO THE SINK OF MAIN BOARD CONNECT THE MIAN BOARD AND POWER BOARD PUT 1 PCS SPRING TO THE DVI SINK OF MIAN BOARD AND PUT THE M B AND P B TO THE SHIELDING SETTLED SPEAKER AND PUT IT TO THE SHIELDING ...

Page 36: ... SCREW M4 8 B TO THE LOCATION OF POWER BOARD LOCK UP 3 PCS SCREWS TO THE LOCATION OF POWER BOARD AS LEFT SHOW GET THE MYLAR OF P B AND INSERT IT TO THE SHIELDING OF P B TEAR OFF THE PACKING OF PANEL PUT THE PANEL TO THE PRODUCTION LINE AND TEAR OFF THE PLASTIC FILM ...

Page 37: ...RTY AND SCRAPE STICK PROTECT FILM TO PANEL TURN OFF IT AND TEAR OFF PLASTIC FILM PUT 1 PCS FLOW CODE TO THE PANEL SCAN THE FLOW CODE S N CODE AND PANEL GET THE RIGHT BRACKET AND CHECKING PUT THE RIGHT BRACKET TO THE LEFTSIDE AND LOCK UP 2 PCS SCREWS TO FIX IT ...

Page 38: ... 2 PCS SCREWS TO FIX IT TURN OVER IT AND TEAR OFF THE PROTECT FILM GET THE BEZEL AND CHECKING PUT THE BEZEL TO THE PANEL STICK PROTECT FILM TO THE BEZEL TURN OVER IT SCAN THE S N CODE AND MAIN BOARD CODE LOCK UP 3 PCS SCREWS TO FIX THE RIGHTSIDE OF BEZEL ...

Page 39: ...EL TEAR OFF THE PROTECT FILM AND RECLAIM PUT THE SHIELDING TO THE LEFT AND RIGHT BRACKETS INSERT THE LCD CABLE TO THE SINK OF PANEL STICK 1 PCS ADHESIVE TAPE ON THE LCD CABLE SETTLED CABLE AND FIX SHIEDLING LOCK UP 4 PCS SCREWS TO FIX THE SHIELDING ...

Page 40: ...RD OF B B AND STICK 1 PCS ADHESIVE TAPE CHECKING THE SPEAKER LOCK UP 2 PCS SCREWS TO FIX THE RIGHT SPEAKER LOCK UP 2 PCS SCREWS TO FIX THE LEFT SPEAKER CHECKING THE SPEAKER AND STICK 2 PCS ADHESIVE TAPE ON THE CABLE LOCK UP 2 PCS IO NUT ON THE VGA JACK OF MAIN BOARD LOCK UP 2 PCS IO NUT ON THE DVI JACK OF MAIN BOARD ...

Page 41: ...THE TOOLS STICK 2 PCS AL FOIL 50 40 BETWEEN THE PANEL AND SHIELDING SETTLED THE AL FOIL BY HANDS CHECKING THE AL FOIL AND ADHESIVE TAPE WHETHER SETTLED CHECKING THE B B AND SPEAKER CABLE WHETHER SETTLED MAKE THE AL FOIL AND ADHESIVE TAPE SMOOTH BY RAG TURN OVER THE LCD AND CHECKING WHETHER ANY THING IN IT ...

Page 42: ...ER PUT THE REAR COVER TO THE BEZEL STICK 1 PCS FLOW CARD TO THE LOCATION OF REAR COVER CHECKING THE REAR COVER WHETHER SETTLED LOCK UP 2 PCS SCREWS TO FIX THE REAR COVER GET THE STAND NECK AND PUT IT TO THE PRODUCTION LINE ...

Page 43: ...CK TO THE LOCATION OF REAR COVER LOCK UP 4 PCS SCREWS ON THE STAND NECK INSERT THE VGA SIGNAL CABLE TO THE SINK OF LCD GET THE BASE AND PUT IT TO THE STAND NECK STAND UP THE LCD INSERT THE POWER CABLE TO THE JACK AND TURN ON STICK 1 PCS FLOW CARD TO THE RIGHTSIDE OF BEZEL ...

Page 44: ...er No Power Check CN1 12V and 5V Yes Change Power Board NO Check D1 1 8V U1 out 3 3V Change Q3 D1 U1 D2 NO Check Short Of Main Board No Yes Check X1 24MHz NO Change X1 Yes Check U5 Pin 42 43 Clock NO Change U5 or U4 RUN Software ISP Change U5 Yes Check U6 Pin 42 43 Clock Change U6 NO Check Bottom Board ...

Page 45: ...r Missing Color Check VGA Cable Yes Change Cable NO Check R15 R18 R23 Change R15 R18 R23 NO Yes Check CN5 LVDS Signal NO Change U4 or CN2 Cable or Panel Yes Check OSD R G B Gain NO Adjustment R G B Color Change Panel Yes ...

Page 46: ...3 Always show NO SIGNEL NO SIGNEL Check VGA Cable Yes Change Cable NO VGA Check C23 C24 R26 R2 8 Change R25 R27 L8 R26 R28 C23 C24 NO Change U4 Yes 46 ...

Page 47: ...al connector 15P Mini D Sub connector x 1 CN6 DB15HD 1 6 2 7 3 8 4 9 5 11 12 13 14 15 10 16 17 PIN MNEMO SIGNAL 1 RV Red Video 2 GV Green Video 3 BV Blue Video 4 NC None 5 GND Ground DDC return 6 RG Red GND 7 GG Green GND 8 BG Blue GND 9 5V 5V for DDC 10 SG Sync GND 11 NC None 12 SDA DDC Data 13 HS Horizontal Sync 14 VS Vertical Sync 15 SCL DDC Clock ...

Page 48: ...MDS data2 3 TMDS data2 shield 4 NC 5 NC 6 DDC clock 7 DDC data 8 Not connected 9 TMDS data1 10 TMDS data1 11 TMDS data1 shield 12 NC 13 NC 14 5V 15 Ground return for 5 V and H V sync 16 Hot plug detect 17 TMDS data0 18 TMDS data0 19 TMDS data0 shield 20 NC 21 NC 22 TMDS clock shield 23 TMDS clock 24 TMDS clock 48 ...

Page 49: ...om tw spl For whatever reasons a part number change is made it will not be noted in the printed Service Guide For ACER AUTHORIZED CERVICE PROVIDERS your Acer office may have a DIFFERENT part number code to 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 repair and service of customer machines NOTE To...

Page 50: ...PDF created with FinePrint pdfFactory trial version http www fineprint com ...

Page 51: ...40080BBW1 SCREW M4 0 8 0 B NI WASHER 1 7 FAL9TB01016 POWER SHIELDING L9TB 1 22 AS05B312426 ADP INV FSP043 2PI02S 90 264V 1 8 EAW0TB02018 LCD COVER W0TB 1 23 21WBC0MB060 WBC H M B ASSY FOR W0TB 1 9 FAL9TB04015 HINGE ASSY L9TB 1 24 MM30040BBJ5 SCREW M3 0 4 0 B NI 4 10 EBL9TB02013 HINGE COVER L9TB 1 25 MBLI1004018 IO NUT LI1 4 11 MM40100B244 SCREW M4 0 10 B BLACK NYL0K 4 26 MF30080BJ27 SCREW F3 0 8 B...

Page 52: ...Chapter 7 SCHEMATIC DIAGRAM Main Board ...

Page 53: ...5 330 6 1 R10 NC 220 6 1 1 2 3 4 5 6 7 8 9 1 2 3 4 5 6 7 8 9 R8 1K 6 C10 0 1u 6 C5 0 1u 6 R3 0 ohm 6 R29 NC 100 6 1 U1 AP1117 3 1 2 4 VIN GND VOUT VO L4 CX201209805 8 C3 0 1u 6 D24 NC ML25 EC5 100uF 16V 1 C6 1U 6 R9 0 ohm 6 EC3 100uF 16V 1 2 3 4 5 6 7 8 9 1 2 3 4 5 6 7 8 9 R6 1K 6 D25 NC ML25 EC2 100uF 16V D23 0 ML25 FUSE1 0 1 2 R11 0 ohm 6 C2 0 1u 6 1 2 3 4 5 6 7 8 9 1 2 3 4 5 6 7 8 9 L1 CX201209...

Page 54: ...7 8 R165 NC 6 R77 NC 82K 6 R91 1K 6 R106 10K 6 R86 0 ohm 6 R118 4 7K 6 R104 10K 6 R123 4 7K 6 RTD2120L U5 RTD2120L 44 45 46 47 48 1 2 3 4 8 15 16 17 41 40 39 38 37 36 35 34 33 19 28 32 20 21 22 23 24 25 26 27 5 9 10 11 12 13 14 18 6 7 42 43 29 30 31 P5 0 PWM0 P5 1 PWM1 P5 2 PWM2 P5 3 PWM3 P5 4 PWM4 P5 5 PWM5 DSCL2 P5 6 DSDA2 P5 7 RST ASDA P3 1 TXD XO XI VSS VCC P1 0 T2 P1 1 P1 2 P1 3 P1 4 P1 5 P1 ...

Page 55: ... 1 3 D33 DAN217K NC 2 1 3 R20 100 6 C4 0 1U 6 NC C20 0 047u 6 C19 0 047u 6 L7 FCB1608C 190T03 6 C23 NC 10P 6 R25 100 6 C15 0 047u 6 C25 0 1U 6 D5 DAN217K NC 2 1 3 R22 100 6 D27 DAN217K NC 2 1 3 R24 100 6 L6 FCB1608C 190T03 6 R168 0 ohm 6 NC C16 0 047u 6 R17 100 6 L5 FCB1608C 190T03 6 CN4 DUAL DVI D 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 RX2 RX2 GND RX4 RX4 SCL SDA VS RX1 RX...

Page 56: ...VCCK PGND TXE3 TXE3 TXE2 TXE2 TXO1 TXO1 TXO2 TXO2 TXOC TXOC TXO3 TXO3 TXE0 TXE0 TXE1 TXE1 V0 RX2N VCLK RX2P TMDS_VDD XIN DDCSCL PWM0 DDCSDA PWM1 IRQ SCL SDA VCCK PGND TXO0 TXO0 R40 0 ohm 6 C33 0 1u 6 R81 100 6 R58 1K 6 R69 470 6 R82 100 6 C37 0 1u 6 R42 15K 25K 6 R48 4 7K 6 R70 470 6 R43 4 7K 6 R49 4 7K 6 L15 600 CX601T02001 8 RV1 0 8 RV2 NC 0 8 R53 NC 4 7K 6 R71 NC 470 6 R38 NC 6 C47 0 1u 6 Q5 AO...

Page 57: ... 6 L17 600 CX601T02001 8 1 2 C70 0 47U 8 U7 TDA7496L 4 9 5 6 7 17 14 12 11 10 13 15 16 1 2 3 19 20 18 INL INR VAROUT_L VOLUME VAROUR_R OUTL OUTR MUTE STBY SVR GND VS VS GND GND GND GND GND GND C74 0 1u 8 JP2 4606 04 04P R 1 2 3 4 C66 0 1u 6 R142 1K 6 Q12 SN7002E 3 2 1 R143 10K 6 C69 330U 16V R150 20K 6 R154 10K 6 R153 10K 6 EC12 330U 16V R146 100 6 L16 BEAD 1206 J1 Phone Jack 2 3 4 5 1 R145 3 9K 6...

Page 58: ...er 31 2005 Title Size Document Number Rev Date Sheet of L7TB L9TB L0TB WDTB Key Board A2A Key Board PROJECT NAME L7TB L9TB L0TB WDTB A 2 8 Monday October 31 2005 POWER MENU AUTO RIGHT LEFT AMBER GREEN SW1 TOUCH SWITCH 4P SW1 TOUCH SWITCH 4P 1 2 3 LD1 LED Dual LD1 LED Dual SW5 TOUCH SWITCH 4P SW5 TOUCH SWITCH 4P 1 2 3 4 5 6 7 8 CN8 JST 8Pin PH2 0mm H CN8 JST 8Pin PH2 0mm H 1 2 3 LD2 LED Dual LD2 LE...

Page 59: ...4 D1 8 D1 7 D2 6 D2 5 U2 C30 R11 BRC 9 BRS 10 DBRT 11 ABRT 12 ENSYNC 13 LOK 14 PRR 15 BTR 16 SI 1 LI 2 LV 3 COMP 4 AG 5 FT 6 LCS 7 LCC 8 UGR 17 OUTR 18 VCCR 19 LGR 20 PRL 22 PGR 21 PGL 28 LGL 27 VCCL 26 OUTL 25 UGL 24 BTL 23 U1 R9 R10 C6 IC_VCC IC_VCC R17 G D S Q2 C23 D14 C19 C20 R28 R29 R22 R30 R31 R23 R32 R33 R24 LI LI LI FB4 FB3 FB2 C14 FB1 C15 C16 C17 LV1 LV2 LV3 LV4 C22 R18 R7 1 2 CN1 LV4 1 2...

Page 60: ...C114 D110 T101 R112 C115 1 3 6 5 D120 R120 R121 L120 C260 R260 D260 C263 12V 0 4A R234 C231 R232 R233 A K R IC230 R230 1 2 PC201A 12V R231 R262 C261 7 8 INVERTER Drain 1 GND 2 Vcc 3 Vfb 4 N C 5 Vstr 6 U101 3 4 PC201B C120 C123 ZD120 5 2V 3 0A 5 2V D240 R240 C240 C241 L240 C242 RTN 9 10 ZD121 11 12 F101 CX101 CY101 VA101 1 4 2 3 LF102 TH101 3 2 4 1 BD101 L N FG CN100 R101 CY102 R102 1 4 2 3 LF101 R...

Page 61: ...cription Current Type Value AAM201EW121 LCD TFT 20 M201EW02 V8 FOR ACER CON GP 7 5mA P B P N Description AS05B312426 ADP INV FSP055 2PI02 90 264V 6 7 5MA GP When the lamp current value is 7 5mA the jumper should be done as the picture left shows 61 ...

Search results

Summary of Contents for AL2023

Reviews:

Related manuals for AL2023

Brands by name

Popular brands

Acer AL2023, Service Manual

Search results

Summary of Contents for AL2023

Reviews:

Related manuals for AL2023

Brands by name

Popular brands