ViewSonic VSXXXXX service manual Key Board, TPV Model, PCB Name

Page 42

8.3 Key Board

KEY1

R001

3K 1/10W 1%

UP

 

 

 

 

 

KEY2

R002

3K 1/10W 1%

DOWN

 

 

 

 

 

 

 

 

POWER

 

 

 

 

 

 

 

 

YELLOW

 

 

 

 

 

 

 

 

BLUE

 

 

 

 

 

 

R003

2K OHM 1% 1/10W

 

 

 

 

 

 

 

R004

2K OHM 1% 1/10W

 

 

 

 

 

 

 

 

 

 

1

3

5

7

9

 

 

 

LED001

 

 

 

SW01

 

 

 

4

3

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

SW

 

 

 

C001

C002

 

 

 

 

 

 

 

0.1uF 16V

0.1uF 16V2

4

6

8

10

 

 

 

2

1

 

 

 

 

 

 

 

 

LED

 

 

 

 

CN001

 

 

 

KEY1 POWER

 

 

 

 

KEY2 DOWN

1

KEY1

 

 

 

 

 

 

UP

2

KEY2

 

GND

 

 

 

 

3POWER

4BLUE

5YELLOW

6

CABLE

GND

UDZSNP5.6B

D102 UDZSNP5.6B

D101

GND

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

OEM MODEL

 

VA2413W

 

Size

A

 

 

 

 

 

 

 

 

 

 

絬 隔 瓜 絪 腹

G3265-E-X-X-1-080927

TPV MODEL

 

 

 

Rev

C

 

 

 

 

 

 

 

Key Component

1. Key board

PCB NAME

 

715G3265-E

称爹

<称爹>

 

 

 

 

 

 

Date

Saturday , September 27, 2008

Sheet

 

2 of

2

 

 

 

42

Image 42
Contents ViewSonic VG2427wm VG2427wmSM Rev a MarTdrmnddcwbvspc TdrmnddkwbvspcTdrmnddywbvspc TdrmnddbwbvspcTable of Contents Product Safety Notice Precautions and Safety NoticesSafety Precautions Service NotesHanding and Placing Methods Correct Methods Incorrect MethodsPage Specification Front Panel Function Control Description Do the following to adjust the display setting Following tips may help you optimize your displayAudio Adjust Main Menu ControlsControl Explanation Page Page Circuit Description Main BoardPin Assignment Page Page Page Page Pin Descriptions Name Pin #Function Power Board Typical ApplicationBlock Diagram Pin Comp GND OUT VCCPin Diagram Functional Block Diagram IC801 TA9687GNPin Description Pin No Names Enter into Burn/in mode Adjustment ProcedureWhite balance, Luminance adjustment Enter into the factory modeFirmware Upgrade Procedure ISP BoardEquipment needed Hardware Connect status Update the NOVATEK’S firmware PC LPTPage Page DDC Key in Procedure Install softwareFor analog Page Troubleshooting Flow Chart Block Diagram ON/OFF MosfetDIM Schematic Diagrams 0R05 1/10W 5%FB402 TO252 0402 Power Board Power XFMR7 IC with Heat-sink90G6295-3 Key Board TPV ModelPCB Name USB Board UpstreamPCB Layout Diagrams Page Power Board Page Key Board USB Board Page Exploded Diagram and Exploded Parts List 10.1 EPLDescription Part Number Qty 10.2 PPL Recommended Spare Parts List Location Part Number Description RemarkCONN.6P 1.0 DIP Cbpc LabelWafer Wafer 30P 2.0MM DIP Dual ROWPage RST Chip MAX RST ChiprChip 22PF 50V NPO Chip Bead Chip 5PF 50V NPOBead 300Ω Chip Bead FCM2012VF-301T07 BullwillUDZSNP5.6B Rohm Dome Switch 5PCSPIN PWPC9D41MQWU Power Board TRA LMBT3904LT1G 200MA/40V SOT-23 LRCCAP CER 56PF J 3KV IC PC123Y22FZ0FRST Ntcr 8OHM £«£20£¥ 4A Xianzheng Choke by LI TADiode SP1060 ITO-220 Secos Screw HS1Heat Sink Screw HS21ST Chipr RST Chipr 3.6KRST Chipr 6.2KOHM +-5% 1/10W Yageo RST Chipr 1KRST Chipr 820KOHM +-5% 1/4W Fenghua X7RNPO Chip Bead HCB3216KF-800T30 Bullwill Power Board PCBJumper Wire BAV70 SOT23 by PAN JITHT POT Label ConnectorVSC 23.6 Hinge Assy Pallet LabelDiode ESD EGA 10603V05A1-B Inpaq USB Board PCBRST Chip MAX 0R05 1/4W Location Part Number Description Different Parts ListDiversity of Tdrmnddcwbvspc compared with Tdrmnddkwbvspc Diversity of Tdrmnddbwbvspc compared with TdrmnddkwbvspcReader’s Response Name Company Add Tel Mail Title Fax