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RA7

RBA0

RA3

MEM_DQ1

IC G9084T43U TO-252

RA9

R442

47 OHM 1/16W

R436

75 OHM 1/10W

RDQS1

RDQ15

Swap for layout

MEM_ADDR4

C466
0.1UF16V

MEM_ADDR1

MEM_ADDR11

RCKE

MEM_DQ6

MEM_ADDR11

C433
100uF/16V

DDR SDRAM

U402A

HY 5DU121622DTP-D43

2
4
5
7
8
10
11
13

54
56
57
59
60
62
63
65

23
22
21
47

A10

A11

DQ0
DQ1
DQ2
DQ3
DQ4
DQ5
DQ6
DQ7

DQ8
DQ9

DQ10
DQ11
DQ12
DQ13
DQ14
DQ15

CKE

RAS
CAS
WE
UDM

BA0

BA1

LDQS

LDM

UDQS

RES(A12)

RDQM0

MEM_ADDR10

MEM_BA1

MEM_ADDR12

MEM_DQ11

RN415

47 OHM 1/16W

MEM_VREF

RA4

MEM_VREF

C943
10uF/10V

RDQ3

RCKE

MEM_DQ15

MEM_ADDR8

RDQ13

MEM_CS#

MEM_DQ0

FB416

BEAD

R7928
110 OHM 1/10W

DDRV_BEAD1

MEM_ADDR7

75 OHM/NC

RDQ14

MEM_VREF

DDR SDRAM

(PWR)

U402B

HY 5DU121622DTP-D43

17
19
25
43
50
53

VREF

VDDQ1

VSSQ1

VSS1

VDD2

NC1

VDDQ2

VSSQ2

VDDQ3

VDD1

VDD3

VSS2

VSSQ3

VDDQ4

VSSQ4

VDDQ5

VSSQ5

VSS3

NC2
NC3
NC4
NC5
NC6
NC7

RA11

MEM_DQ13

MEM_CLKEN

RA7

MEM_DQM1

MEM_RAS#

RN407

8P4R 75 OHM +-5% 1/16W

1
2
3
4

8
7
6
5

MEM_CLKEN

MEM_BA1

R438

75 OHM 1/10W

C7931
470uF/10V

RDQ11

RCAS#

RA4

RDQS0

RDQ10

C948
0.1UF16V

C462
0.1UF16V

C436
0.1UF16V

R441

75 OHM 1/10W

RN404

8P4R 75 OHM +-5% 1/16W

1
2
3
4

8
7
6
5

C439
0.1UF16V

RA10

C949
1uF/16V

Low ESR

C447
100uF/16V

RN412

8P4R 75 OHM +-5% 1/16W

1
2
3
4

8
7
6
5

Add serial resistors for DRAM

RA12

MEM_DQ8

C951
0.1UF16V

RDQ13

MEM_DQ12

MEM_CLKEN

C467
0.1UF16V

R440

47 OHM 1/16W

RDQ7

MEM_ADDR2

MEM_BA0

R931

4.7K OHM 1/10W

VTT

MEM_CAS#

RN413

47 OHM 1/16W

RDQ12

MEM_CAS#

C451
0.01uF/25V

R432
22 OHM 1/10W

R435

47 OHM 1/16W

MEM_DQM0

MEM_CS#

C449
0.01uF/25V

C946
0.1UF16V

C950
0.1UF16V

MEM_VREF

RDQ7

RA5

RN406

47 OHM 1/16W

U909

VIN

VOUT

RDQ2

MEM_CLK0#

MEM_ADDR9

DDRV

RDQ6

MEM_ADDR7

MEM_ADDR12

MEM_DQS1

RRAS#

MEM_WE#

Swap for layout

RA8

MEM_ADDR13

DDR#1

MEM_CS#

MEM_DQS1

RCLK0#

MEM_ADDR2

C459
0.1UF16V

RDQ12

RDQ1

MEM_ADDR3

MEM_ADDR9

RDQ6

RDQM1

MEM_BA0

MEM_DQ11

C440
4.7uF/10V

MEM_DQ9

MEM_DQM0

DDRV

MEM_ADDR1

MEM_ADDR8

MEM_ADDR6

MEM_DQ7

C463
4.7uF/10V

R439
22 OHM 1/10W

RA12

MEM_WE#

RDQ9

C434
0.1UF16V

RN402

8P4R 75 OHM +-5% 1/16W

1
2
3
4

8
7
6
5

MEM_RAS#

MEM_DQM1

RBA0

MEM_DQ9

MEM_DQ4

RN405

8P4R 75 OHM +-5% 1/16W

RA11

RN409

47 OHM 1/16W

C461
0.1UF16V

MEM_DQ7

MEM_DQ10

MEM_ADDR1

RA2

C465
0.1UF16V

C437
0.1UF16V

RA0

MEM_DQ14

MEM_BA1

C450
0.01uF/25V

C944
22uF

MEM_DQ0

MEM_ADDR12

C942
1uF/16V

MEM_ADDR2

MEM_DQ5

MEM_ADDR0

R434
100 OHM 1/10W

MEM_CLK0

U401A

MT5335PGU

11
13

9
8
7
6
5
4
3
2

17
15
19
20
21
22
23
24
25
26

53
46

47
36
40
43
37
44
38
42
35
45
39
41
32
31
33
34
51
49
50

28
29

RDQS0
RDQM0
RDQ0
RDQ1
RDQ2
RDQ3
RDQ4
RDQ5
RDQ6
RDQ7
RDQS1
RDQM1
RDQ8
RDQ9
RDQ10
RDQ11
RDQ12
RDQ13
RDQ14
RDQ15

RVREF0
RCS_

RA0
RA7

RWE_

RBA0

RA6

RBA1

RA5

RRAS_

RA8

RA10

RA4

RCAS_

RA12

RCKE

RA11

RA9
RA3
RA1
RA2

RCLK0_

RCLK0

RDQ0

RDQ8

MEM_CAS#

C457
0.1UF16V

C471
4.7uF/10V

MEM_DQ4

RDQ4

MEM_ADDR4

MEM_CLK0

RN416

47 OHM 1/16W

1
2
3
4

8
7
6
5

C448
0.01uF/25V

RDQ5

RA2

RA6

RN411

47 OHM 1/16W

RCLK0

U910

G2996F1Uf

1
2
3
4

GND
SD
VSENSE
VREF

VDDQ

AVIN

PVIN

VTT

RN403

8P4R 75 OHM +-5% 1/16W

1
2
3
4

8
7
6
5

RBA1

+1V3D

RDQ4

RDQM1

MEM_ADDR10

MEM_DQ14

RN410

47 OHM 1/16W

MEM_DQS0

MEM_ADDR7

MEM_ADDR5

MEM_VREF

DDRV_BEAD1

RA0

MEM_ADDR5

MEM_DQS0

C443
0.1UF16V

MEM_DQ8

RN418

47 OHM 1/16W

1
2
3
4

8
7
6
5

RCAS#

MEM_CLK0#

RWE#

MEM_ADDR3

TV1968W-AED

AT1936

Wednesday , March 26, 2008

715T2848-C

称爹

DDR1 MEMORY

T2848-C-X-X-3-071128

OEM MODEL

Size

Rev

Date

Sheet

TPV MODEL

PCB NAME

称爹

T P V ( Top Victory Electronics Co . , Ltd. )

Key Component

絬

隔

瓜

絪

腹

R433
22 OHM 1/10W

R431

C445
4.7uF/10V

MEM_DQ10

MEM_DQ3

R443

75 OHM 1/10W

RDQ9

MEM_DQ2

MEM_ADDR6

+1V3D

VTT

MEM_ADDR9

MEM_ADDR6

MEM_BA0

MEM_RAS#

RDQM0

RA8

MEM_DQ15

MEM_DQ12

RDQ1

RA3

RWE#

MEM_ADDR10

RDQ10

MEM_ADDR11

DDRV_BEAD1

MEM_ADDR0

75 OHM/NC

RA5

MEM_DQ15

RRAS#

RA1

+1V3D

C458
0.1UF16V

RN408

47 OHM 1/16W

RN419

8P4R 75 OHM +-5% 1/16W

1
2
3
4

8
7
6
5

C435
0.1UF16V

MEM_DQ3

RN417

8P4R 75 OHM +-5% 1/16W

1
2
3
4

8
7
6
5

RDQ2

MEM_ADDR8

RA1

MEM_DQ5

MEM_DQ13

C460
0.1UF16V

R437

47 OHM 1/16W

+1V3D

RDQ3

RDQS1

MEM_DQ1

MEM_DQ2

MEM_ADDR4

RA10

MEM_DQ14

RDQ11

C444
0.1UF16V

R7930
120 OHM 1/10W

DDRV

MEM_WE#

RBA1

+5V

RCS#

MEM_ADDR3

MEM_ADDR13

1.25 x (1+120/110) = 2.6V

RDQS0

FB417

BEAD

R430

RA6

RDQ0

RDQ15

MEM_ADDR5

RDQ5

RDQ8

RCLK0#

RDQ14

DDRV_BEAD2

RCLK0

RCS#

RN414

8P4R 75 OHM +-5% 1/16W

1
2
3
4

8
7
6
5

C438
0.1UF16V

DDRV

RA9

C952
0.1UF16V

C936
0.1UF16V

+1V3D

MEM_ADDR0

Содержание AT1945

Страница 1: ...1 Acer AT1945 AT1946 Service Guide ...

Страница 2: ...2 Service Guide Version and Revision Version Date Revision History TPV Model Name A00 Apr 01 08 Initial release E198M2NBWAZEN ...

Страница 3: ...ed 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 Acer is a registered trademark of Acer Corporation 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 regi...

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: ... 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 shock ...

Страница 6: ...ations 12 Chapter 1 Optical Specifications 13 Connecting Peripherals 14 Chapter 2 Front Panel Controls 14 Remote Control OSD Operating Instructions 15 Using The Remote Control 15 Using The OSD Menus 17 Chapter 3 LOGO 24 Chapter 4 Machine Disassembly 26 Chapter 5 Trouble Shooting 31 Chapter 6 White Balance Luminance Adjustment 37 FRU Field Replaceable Unit List 39 Exploded Diagram 40 Chapter 7 EDID...

Страница 7: ...7 Monitor Features General Specifications Chapter 1 ...

Страница 8: ...8 ...

Страница 9: ...se wipe out LCD panel surface with absorbent cotton or soft cloth in case of it being soiled 3 Please wipe out drops of adhesive like saliva and water in LCD panel surface immediately They might damage to cause panel surface variation and color change 4 Do not apply any strong mechanical shock to the LCD panel 1 2 Operating Precaution 1 Please be sure to unplug the power cord before remove the bac...

Страница 10: ... the grounded type plug the installer should attach the proper adapter to ensure a safe ground potential 2 Connect the 15 pin color display shielded signal cable to your signal system device and lock both screws on the connector to ensure firm grounding The connector information is as follow 15 Pin Color Display Signal Cable Pin NO Description Pin NO Description 1 Red video input 9 DDC 3 3V or 5V ...

Страница 11: ...12 49 7 MACINTOSH 832x624 75 13 48 363 VESA 1024x768 60 004 14 56 476 VESA 1024x768 70 069 15 60 023 VESA 1024x768 75 029 16 CVT 2 3MA 1280 x768 60 17 60 289 CVT 2 3MA 1280 x768 75 18 68 7 MACINTOSH 1152x870 75 19 63 851 VESA 1152x864 70 012 20 67 5 VESA 1152x864 75 21 60 VESA 1280x960 60 22 75 VESA 1280x960 75 23 63 981 VESA 1280x1024 60 02 24 79 976 VESA 1280x1024 75 025 25 64 CVT 1400x1050 60 1...

Страница 12: ...A mode and can display 16 7M colors The inverter module for Backlight is not built in Panel Features Super wide viewing angle High contrast ratio Fast response time High color saturation EBU Like Specifications WXGA 1440 x 900 pixels resolution DE Data Enable only mode LVDS Low Voltage Differential Signaling interface RoHS Compliance General Specifications Mechanical Specification ...

Страница 13: ...13 Optical Specifications Test Conditions Optical Specifications ...

Страница 14: ...14 Connecting Peripherals Front panel controls Chapter 2 ...

Страница 15: ...r change input channel information dependent on input source type 13 CH LIST Press to launch the channel list See page 40 14 VOL Press to increase or decrease the volume 15 CH up down Press to sequentially select the TV channel 16 Sound Press to turn audio mode to Surround mode 17 Number keys 18 RECALL Press to return to the previous channel 19 ENTER Press to confirm channel number selection 1 POW...

Страница 16: ...reen 4 REVEAL Press to reveal hidden telext information 5 SUBPAGE Press to access the teletext s subpages directly 6 SIZE Press once to zoom teletext page to 2X Press again to resume 7 TTX MIX TELETEXT MIX Press to switch from TV AV to Teletext mode Press to overlay teletext page on the TV image 8 HOLD Press to pause the current teletext page in multi page viewing mode ...

Страница 17: ...17 Using the OSD Menus ...

Страница 18: ...18 ...

Страница 19: ...19 ...

Страница 20: ...20 ...

Страница 21: ...21 ...

Страница 22: ...22 ...

Страница 23: ...23 ...

Страница 24: ...24 ...

Страница 25: ...ere 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 comp...

Страница 26: ...tep procedures on how to disassemble the monitor for maintenance Disassembly Procedure Disassemble The Base 1 Put the monitor on a clean soft cloth with panel facing to the table Fig 1 Fig 1 2 Remove four screws to remove stand base Fig 2 3 Fig 2 Chapter 4 ...

Страница 27: ...board power Board IR board and key board 1 Remove the rear cover then the main board power board ir board and key board show as below Fig 5 6 2 Remove the twelve screws marked in red to remove power board IR board and main board Fig 9 3 Remove all the connecting wires marked in green for these boards Fig 5 ...

Страница 28: ...28 Fig 6 Disassemble the speaker Remove the four screws marked in red to remove the speakers Fig 7 Fig 8 Remove the main frame Remove the four screws marked in red to remove the main frame Key board ...

Страница 29: ...29 Fig 9 Fig 10 Disassemble the IR board Fig 11 Disassemble the front panel ...

Страница 30: ...30 Fig 12 ...

Страница 31: ...nge key board IR board Check U401 Change U401 Check I2 C bus Check key board IR board Check I2 C communication No picture OK NG OK OK NG Check 24V power supply OK Check IC971 power supply circuit NG NG Check main board Standby power supply Change U902 OK NG ...

Страница 32: ...etup Check the source Reset source NG Check signal filter circuit Replace the filter or resistance RF signal Check Tuner Replace Tuner Check LVDS cable Check input Replace LVDS cable Check panel Replace panel OK OK NG OK OK NG OK OK NG OK ...

Страница 33: ...e source Reset source NG OK Check input signal TV SIF Check TV system Reset TV system NG Check TU1 NG Change TU1 Check U401 OK OK Change U401 NG Check U601 OK NG Change U601 Check speaker NG Change speaker Check if mute OK ...

Страница 34: ... IC902 OVP circuit Check CN902 pin10 11 12V Check AC line volt 110V or 220V Check AC input Check the voltage of C905 Check start voltage for the pin8 of IC901 NG Check the auxiliary voltage is bigger than 10V and smaller than 20V OK NG Check T901 Q903 D906 D904 D912 ZD920 ZD902 IC903 Check IC901 pin5 PWM wave OK Check IC901 NG NG OK NG OK OK ...

Страница 35: ...ck Interface board NG OK Check IC801 NG OK Change NG OK Change IC801 Check the input of Q805 Q806 NG Check the output of PT801 PT802 Check connecter lamp OK NG Change PT801 PT802 OK Check IC801 PIN15 have the output of square wave at short time Change Q805 Q806 D801 D802 D803 Q804 ...

Страница 36: ...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 ...

Страница 37: ...XT key to modify x y Y value and use ID key to modify the TEXT description Following is the procedure to do white balance adjust Notes Step of AV mode adjustment is the same as PC mode PC mode I Press menu key then press code 2Æ3Æ 4will into the factory mode the OSD will show menu and a word Factory at the top of Menu 1 In the factory mode select COLOR TEMP may be select the difference color temp ...

Страница 38: ... chroma 7120 indicator reached the value R 100 6 Adjust the Color user Mode GREEN on OSD window until chroma 7120 indicator reached the value G 100 7 Adjust the Color user Mode BLUE on OSD window until chroma 7120 indicator reached the value B 100 8 Repeat above procedure item 5 6 7 until chroma 7120 RGB value meet the tolerance 100 2 9 Switch the chroma 7120 to XyY mode With press MODE button 10 ...

Страница 39: ...r whatever 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...

Страница 40: ...UNC ACER19 20 SCREW 4 BUTTON_FUNC 21 SCREW 5 LED_LENS ACER 22 SCREW 6 STAND 23 SCREW 7 BASE_S1 24 SCREW 8 REAR COVER 19 25 SCREW 9 Q36T 806 1 26 SCREW 10 MAIN FRAME 27 SCREW 11 BKT SIDE EU 28 SCREW 12 VESA BKT 29 SCREW 13 HINGE ASS Y 30 SCREW 14 IR BOARD PCB 31 SCREW 15 SPEAKER 32 SCREW 16 PANEL 33 RUBBER WASHER 17 POWER BOARD PCB ...

Страница 41: ...1 03 1C 29 1A 78 2A E5 B5 A3 55 49 99 27 20 13 50 54 BF EF 00 81 C0 8B C0 95 00 01 01 01 01 30 01 01 01 01 01 01 9A 29 A0 D0 51 84 22 30 50 98 40 36 00 9A 04 11 00 00 1C 00 00 00 FF 00 54 59 35 50 30 37 30 39 31 32 33 34 35 36 00 00 00 FC 00 31 60 39 50 46 4C 33 34 30 33 0A 20 20 20 00 00 00 FD 70 00 38 4B 1F 50 11 00 0A 20 20 20 20 20 20 00 97 ...

Страница 42: ...42 PCB Layout Main Board Layout Chapter 8 ...

Страница 43: ...43 ...

Страница 44: ...44 Power Board ...

Страница 45: ...45 Key Board IR board ...

Страница 46: ...V IR Component OUT L MPEG 1 layer I II decoding Audio ADC Audio DAC HDMI 1 12V 3 3V POWER 3D surround processing with virtual surround ZENTEL PC CVBS TDA8932BTW MT5335AKU LVDS MT8295 MT5131 SCART 2 D Graphic De interlace VADCx4 HDMI In I F BOARD 3 3V 2 5V 1 2V 1 1V YPbPr Phone POWER TV audio demodulator Panasonic Audio L R SCALER SPDIF PCMCIA 5V 5V Inverter Digital TV Demodulator Analog TV IF Demo...

Страница 47: ...UDZSNP5 6B 1 2 Change to 75 OHM 1 8W GRN C187 5pF ZD128 UDZSNP5 6B 1 2 R223 100K OHM 1 10W VGA_PLUGPWR R244 NC R207 100 OHM 1 10W H WP ENABLE R201 0 OHM 1 10W L114 80 OHM 1 2 VGASCL_IN GRN_GND C190 5pF BLU R218 1K OHM 1 10W BLU_GND CN108 DB15 8 15 7 14 6 13 5 12 4 11 3 10 2 9 1 HDMIED_WP 14 20 RED_GND C181 470pF BN 4 C194 5pF CN109 PHONEJACK 1 2 3 VSYNC 4 13 VGASDA_IN BLU_GND C188 0 01uF 25V R203 ...

Страница 48: ...rch 26 2008 715T2848 C 称爹 YPbPR L R SPDIF T2848 E X X 3 080124 OEM MODEL Size Rev Date Sheet of TPV MODEL PCB NAME 称爹 T P V Top Victory Electronics Co Ltd Key Component 絬隔瓜絪腹 PR1P C131 10uF 10V C119 100pF ZD119 VPORT0603100KV05 1 2 Y_GND GN 3 R105 0 OHM 1 10W C183 0 1UF16V L109 80 OHM 1 2 C116 0 01uF 25V R209 75 OHM 1 1 8W CN105 JACK 2 1 4 3 6 5 Change to 75 OHM 1 8W SOY0 6 L110 80 OHM 1 2 YPB...

Страница 49: ...uF R173 47 OHM 1 10W GND_SV SC1_IN AIN2_L 10 ZD114 VPORT0603100KV05 1 2 SC1 AVDD25_REF R169 20K OHM 1 10W AVDD25_VFE FB104 BEAD C151 0 047uF AVDD25_REF CN104 JACK 7 9 4 6 1 3 2 5 8 CVBS1 CVBS0 18 ZD115 UDZSNP5 6B C118 1uF 16V C163 0 1UF16V C164 0 047uF AV25 ZD113 VPORT0603100KV05 1 2 U401F MT5335PGU 140 133 131 124 134 142 137 138 135 132 130 128 127 126 125 139 141 136 129 DVSS25_VADC GND_TUNER G...

Страница 50: ...CT1_AUR_OUT 17 R155 0 OHM 1 10W R161 10K OHM 1 10W PR0P 4 SCT1_G_IN R157 75 OHM 1 10W SCT1_AV_OUT PB0P 4 SCT1_AVO_GND SCT1_AUL_OUT 17 C139 47pF C142 15pF 50V R241 30K OHM 1 10W C145 15pF 50V SY0 5 R234 100K OHM 1 10W R142 27 OHM 1 10W ZD108 UDZSNP5 6B SCT1_AUL_IN Y0P 4 ZD109 UDZSNP5 6B PBR0N 4 R238 1K OHM 1 10W C147 15pF 50V R146 68 OHM 1 10W ZD133 VPORT0603100KV05 1 2 R144 47 OHM 1 10W NEARLY IC ...

Страница 51: ...P CK1N CK1P A3N A3P A4N A4P A5N A5P A6N A6P CK2N CK2P A7N A7P C306 1uF 16V TV1968W AED C AT1936 A4 7 21 Wednesday March 26 2008 715T2848 C 称爹 LVDS OUT T2848 C X X 3 071128 OEM MODEL Size Rev Date Sheet of TPV MODEL PCB NAME 称爹 T P V Top Victory Electronics Co Ltd Key Component 絬隔瓜絪腹 R309 22 OHM 1 10W LVDSVDD C309 0 1UF16V FB302 BEAD 1 2 R305 10K OHM 1 10W CK2N C312 NC 1uF 16V R306 51K OHM 1 10...

Страница 52: ...B413 BEAD FB401 BEAD AV12 FB412 BEAD TS_SYNCO 20 AVDD12_PLL AVDD25_SADC AVSS25_SADC AV33 TS_CKO 20 AVDD12_PLL AVDD12_CVCC U401D MT5335PGU 160 155 153 161 159 156 154 157 158 68 65 66 67 69 AVDD12_ADCPLL AVDD12_TVDPLL AVDD12_HDMIPLL AVDD12_APLL AVDD12_SYSPLL AVDD12_DMPLL AVDD12_DTDPLL TP0 TN0 USB_VRT USB_DM USB_DP AVDD33_USB AVDD12_USB RX0_C 15 MPX0P 18 RX0_0 15 USB_VRT FB415 BEAD C502 1uF 16V RX0_...

Страница 53: ...05 M24C16 1 2 3 4 5 6 7 8 NC NC NC VSS SDA SCL WC VCC LVDSVDD_EN 7 KEY1_MT5335 R452 0 OHM 1 8W R486 NC KEY2 R487 NC R469 NC 470K OHM 1 10W 3V3SB POWER_ON OFF 21 R428 1K OHM 1 10W C499 0 1UF16V R456 10K OHM 1 10W 5VSB R427 3K OHM 1 10W C401 1000pF 3V3SB R499 13K OHM 1 1 10W AMP_MUTE 16 AVCC_SRV 5V C500 1uF 16V 3V3SB_uP CI_OEB 20 DV33 EDID_PRT BL_DIM 21 IIC ADDRESS A0 OSCL0 Y401 60MHz 1 2 D403 SCS14...

Страница 54: ...VCM AVDD33_DIG C487 0 1UF16V VIMD_AADC AVDD33_AADC AOMCLK C484 1uF 16V MT5133_RESET 19 C483 0 1UF16V AVSS33_ADAC1 C480 1uF 16V FB404 BEAD AV33 FB403 BEAD AIN1_L 4 AVSS33_DIG C478 0 1UF16V AIN3_L 6 AVDD33_ADAC1 AOBCK FB406 BEAD AIN2_R 5 AVDD33_AADC AVSS33_ADAC0 AL2O 17 AVSS33_ADAC0 AV33 FB405 BEAD AIN1_R 4 ADAC_VCM AIN2_L 5 AOLRCK 12 REFN_AADC TV1968W AED C AT1936 A4 10 21 Wednesday March 26 2008 7...

Страница 55: ...R 75 OHM 5 1 16W 1 2 3 4 8 7 6 5 MEM_RAS MEM_DQM1 RBA0 MEM_DQ9 MEM_DQ4 RN405 8P4R 75 OHM 5 1 16W 1 2 3 4 8 7 6 5 RA11 RN409 47 OHM 1 16W 1 2 3 4 8 7 6 5 C461 0 1UF16V MEM_DQ7 MEM_DQ10 MEM_ADDR1 RA2 C465 0 1UF16V C437 0 1UF16V RA0 MEM_DQ14 MEM_BA1 C450 0 01uF 25V C944 22uF MEM_DQ0 MEM_ADDR12 C942 1uF 16V MEM_ADDR2 MEM_DQ5 MEM_ADDR0 R434 100 OHM 1 10W MEM_CLK0 U401A MT5335PGU 11 13 9 8 7 6 5 4 3 2 1...

Страница 56: ...U0TX 3 C432 0 1UF16V R483 33 OHM 1 10W AOBCK USB_D R424 4 7K OHM 1 10W R423 4 7K OHM 1 10W 3V3SB OIRI_MT5335 JTDI C425 1uF 16V Trap Mode DV33 AOLRCK 10 CI_RB 20 JTCK JTRST C414 1uF 16V C407 0 1UF16V Trap Mode U0RX U407 NC SN74LVC1G08DCKR 1 2 3 4 5 A B GND Y VCC OIRI JTMS CN401 2 10 2 54mm 1 3 5 7 9 11 13 15 17 19 2 4 6 8 10 12 14 16 18 20 ZD402 UDZSNP5 6B ICE mode R415 4 7K OHM 1 10W U401I MT5335P...

Страница 57: ... 9 3 12 11 8 4 13 14 19 15 5 10 16 17 18 20 32KOSCI 32KOSCO TXD IRQ2 GPIOB6 RXD IRQ3 GPIOB7 VIN GPIOB4 VSS GPIOB0 SCL2 GPIOB1 SDA2 HIN GPIOB5 NRST GPIOA7 SDA1 GPIOA6 SCL1 VDD GPIOA3 SDA3 P1 1 PWM1 GPIOC1 IRQ1 P1 3GPIOB3 GPIOA3 SCL3 P1 0 GPIOA3 AD3 IR GPIOA0 AD0 VDD_RTC Page 7 DVDTXRX 33 ohm Q401 NC C402 0 1UF16V C405 NC 4 7uF 10V STANDBY 9 R405 NC 10K OHM 1 10W R429 NC 10K OHM 1 10W OSCO C403 NC 1...

Страница 58: ... Q505 MMBT3904 RR1X0 15 R541 NC DSCL_1 15 Q506 MMBT3904 HDMI1_SDA RR0X2 15 Q507 NC D509 VPORT0603100KV05 1 2 R549 NC DSDA_1 DSDA_0 RR1X1 15 U507 M24C02 WDW6P 1 2 3 4 5 6 7 8 E0 E1 E2 VSS SDA SCL WC VCC R530 0 OHM 1 10W DSCL_0 15 Track TMDS traces straight under RClamp0524P 5VSB HDMI_PLUGPWR0 5V_HDMI0 5V_HDMI0 RR1X1 15 L504 90 ohm 1 2 4 3 R507 100K OHM 1 10W R526 100 OHM 1 10W D502 VPORT0603100KV05...

Страница 59: ...8W AED C AT1936 A4 15 21 Wednesday March 26 2008 715T2848 C 称爹 TMDS251 HDMI 2 1 Switch T2848 C X X 3 071128 OEM MODEL Size Rev Date Sheet of TPV MODEL PCB NAME 称爹 T P V Top Victory Electronics Co Ltd Key Component 絬隔瓜絪腹 RX0_C 8 DSCL_0 14 RR0X1 14 RX0_1B 8 RX0_CB 8 C525 0 1UF16V RX0_0 8 HDMI_3V3 RR1X2 14 RR0X0 14 C529 0 1UF16V RR1X0 14 RR1X2 14 U502 TMDS251PAGR 1 2 3 4 5 6 7 8 9 10 11 12 13 14 ...

Страница 60: ... 10W C661 470pF D606 LL4148 R617 0 OHM 1 10W EarMuteB 17 C604 0 1uF 25V C608 47uF 25V L602 22uH 25 AMP_12V Q602 MMBT3904 C660 0 015uF HPDET 17 C610 0 1uF 25V R668 0 OHM 1 10W R613 10K OHM 1 10W C665 NC R605 4 7K OHM 1 10W FB604 BEAD R609 12K OHM 1 10W C666 NC SPK_R 17 R626 0 OHM 1 10W R679 4 7K OHM 1 10W FB612 70 OHM 1 2 C601 1uF 25V R604 4 7K OHM 1 10W R603 4 7K OHM 1 10W C616 0 015uF C607 0 1uF ...

Страница 61: ...1 470 OHM 1 10W HPDET 16 OPAVREF R643 20 OHM 1 10W C685 0 1UF16V AL1O 10 C686 0 1UF16V Q608 2SD1757K OPAVREF OPAVREF FB607 300 OHM R667 1K OHM 1 10W ZD602 VPORT0603100KV05 1 2 C656 10uF 10V R654 10K OHM 1 10W 12V OP R633 0 OHM 1 10W U605 2 3 1 GND OUT IN R645 100 OHM 1 10W HP R HP R HP L 12V OP R674 47K OHM 1 10W R639 1K OHM 1 10W R637 1K OHM 1 10W FB601 BEAD AR1O 10 OPAVREF C648 10uF 10V R673 47K...

Страница 62: ...C FAT_IN 19 V3 DIF1 C777 0 01uF L708 BEAD MPX0P 8 SCT1_AVO_GND 6 DIF2 TV1968W AED C AT1936 A3 18 21 Wednesday March 26 2008 715T2848 C 称爹 EU Tuner Interf ace T2848 C X X 3 071128 OEM MODEL Size Rev Date Sheet of TPV MODEL PCB NAME 称爹 T P V Top Victory Electronics Co Ltd Key Component 絬隔瓜絪腹 L701 2 2uH SDA 5V_TUNER TUNER_CVBS DIF2 10pF NC R729 NC V1 SCL V2 DIF1 C787 10uF 10V FAT_IN 19 R766 10 OH...

Страница 63: ...6V IF_AGC C760 10uF 10V TV1968W AED C AT1936 A3 19 21 Wednesday March 26 2008 715T2848 C 称爹 MT5133 ASIC T2848 C X X 3 071128 OEM MODEL Size Rev Date Sheet of TPV MODEL PCB NAME 称爹 T P V Top Victory Electronics Co Ltd Key Component 絬隔瓜絪腹 TS0INDATA4 R781 100 OHM 1 16W C761 22pF R779 100 OHM 1 16W R780 100 OHM 1 16W TS0INVALID AVDD33 DVDD33 R787 100 OHM 1 16W C756 10uF 10V C701 1000pF DVDD33 TS0I...

Страница 64: ...AO CI_INDATA1 R727 33 OHM 1 10W CI_DV18 CI_VCC CI_A1 U702 MT8295 1 2 3 4 5 6 7 8 9 10 11 12 13 14 16 17 18 15 24 26 28 30 32 22 35 37 39 41 44 46 48 50 19 20 21 33 53 55 57 59 62 64 66 69 43 71 73 75 78 80 83 85 52 87 89 23 25 27 29 31 76 34 36 38 91 92 93 68 40 42 45 47 49 51 54 60 56 58 61 63 65 67 82 70 72 74 77 79 81 90 84 86 88 118 119 120 94 96 98 99 97 100 101 102 95 115 116 104 105 106 114...

Страница 65: ...SS C941 0 1uF 25V 16VSB BL_DIM 9 DV33 C7903 100uF 16V 5V C953 0 1uF 25V FB902 BEAD 5V 3V3SB R7908 7 5K OHM 1 10W 16VSB 0 8 x 1 0 75K 2K 1 1V DV33 AV33 U911 AZ1117D 5 0 E1 1 2 3 ADJ GND OUTPUT INPUT 5V R7902 47K OHM 1 10W R947 200 OHM 1W U906 2 3 1 VOUT VIN GND 5V D7902 LL4148 C7924 470uF 10V R945 10K OHM 1 10W TV1968W AED C AT1936 A3 21 21 Friday March 28 2008 715T2848 C 称爹 POWER T2848 C X X 3 071...

Страница 66: ... D906 1 2 C903 0 47UF D902 FR103 93G 6038T52T 5V Q901 STP10NK70ZFP 57G 667 21 R907 10R 1 8W C902 0 001uF 250VAC C908 22uF 50V C901 0 001uF 250VAC HS1 HEAT SINK Q901 1 2 C905 120uF450VAC 67G315Z12115K ZD920 RLZ18B F902 Jumper R904 8K2 1 4W C925 NC L904 3 5uH C917 1000uF 25V R930 2 43K 1 8W 1 R912 10R 1 8W R943 470R 1 8W C914 NC T901 POWER X FMR 80TL22T 5 N 6 8 5 4 2 3 11 10 12 9 7 DIM 12V ZD901 NC ...

Страница 67: ...ictory Electronics Co Ltd Key Component 絬隔瓜絪腹 LV4 LV3 80GL20T 33 DN C804 2 2uF 16V C819 C820 C821 C822 C815 0 047uF R840 1M 1 10W C806 1uF 16V LV4 R817 1M 1 10W R815 NC R807 100R 1 10W LV2 R820 10K 1 10W LV1 D802 LL4148 CN802 CONN 1 2 PT802 PT801 Q805 AO4616 57T 600517 1 2 3 4 8 7 6 5 S G S G D D D D C824 22pF 6KV CT 065G 3J2706ET Q803 RK7002 C810 0 047uF ZD802 RLZ5 6B 1 2 D806 BAV70 3 1 2 R84...

Страница 68: ...CB key location SW002 2 1 3 4 5 R004 470 OHM 1 1 10W Power VOL 1 73V Source 0 35V R001 11K OHM 1 1 10W MENU KEY1 Pull up R 3 9K ohm to 3 3V SW004 2 1 3 4 5 CH CH CH 2 44V VOL SW006 2 1 3 4 5 TV2268W AED 0 Acer A 1 1 Thursday Nov ember 29 2007 715T28981 B 称爹 MT5335 Key Pad 715T OEM MODEL Size Rev Date Sheet of TPV MODEL PCB NAME 称爹 T P V Top Victory Electronics Co Ltd Key Component 絬隔瓜絪腹 POWER ...

Страница 69: ...LED 絬隔瓜絪腹 OEM MODEL Size Rev Date Sheet of TPV MODEL PCB NAME 称爹 T P V Top Victory Electronics Co Ltd Key Component 絬隔瓜絪腹 R107 33 OHM 1 10W White R105 NC R103 10 OHM 1 10W LED103 1 2 CN101 CONN 1 2 3 4 5 6 C105 0 1uF Q101 PMBS3904 3 3V IR5V IR5V R109 NC IR5V R110 10 OHM 1 10W C102 100pF 50V R101 120 OHM 1 10W LED102 LED 1 2 LED101 LED 1 2 R104 5 6K OHM 1 10W C104 0 1uF R106 33 OHM 1 10W Amber ...

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Acer AT1945, Руководство по обслуживанию

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