ViewSonic VX500 Service Manual - Page 43
ViewSonic, Corporation.
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CD1 100nF UD3A DIP 8 PIN IC SO. KET 1 1 2 3 4 AO VCC At WP A2 SCL VSS SD '1 8 7 6 5 D2 1 2 3 4 AO VCC Al WP A2 SCL VSS SDA 8 7 6 5 RD3 4.7K KSCL KSDA TA) CD2 100nF NOT STUFFED _[ CD3 _1nF GND OVCC RD4 RD6 RD7 RD8 OR 33K 33K 33K RD5(X) OR GND CD4 II 100nF UD2 1 AO 2 Al 3 A2 4 GND VCC TEST SCL SDA 5 24LC04B UD3(X) V GND 0_34X A 9 2 DB[7 .01 3.5 RX0+ CD43 DEi0 DUO II CD44 0,1 CD45 H2 "DI32 CD46 063 "DB3 10pF 10pF CD47 10pF 084 "084 L CD48 10pF 085 "DS. , CD49 086 /- \ 0b I CD50 0B7 007 10 F 10pF I---'' 3,5 00)7_01 10pF > 10pF GND 17C IRX1- 09 RX1- RX018 RX1+ 1 F-ZX RX0+ 19 RX4+ X SHLD0/5 0O X RX5- SHLD2d4 C RX5+ RX2+ RX24 0 RX2- RX2- V GND DOO /"N., G0 D4c\ 1 DG2 oG3 "DG3 054 D0S4 CD51 CD52 CD53 CD54 10pF 10pF II 0055 10pF CD56 10pF D• (X) A C RX0- A D (X)C 61004i 0otO.it 5;e/.\0\\L1DGC)537i I lopF CD57 I CD58 ZENER 5.6V)0603) ZENER 5.6V(0603) 3,5 D .f7 .01 DR0 041 DR2 c\DR2 DR3 /- \ DR3 Di247 GR5 \ DR6 /NDR6 "C\( 0): 4t 10pF >> 10pF 10pF CD59 ( CD60 CD61 CD62 10pF 10pF CD63 10pF CD64 10pF CD65 CD66 10pF 10pF 10pF 10pF V GND V GND D• (X) A C RX1- ZENER 5.6V)0603) D• (X) A C OX2- ZENER 5.6V(0603) ZDD4(X) A C R0C- ZENER 5.6V(0603) D• (X) A •, 1-C ZENER 5.6V(0603) D X) A 2-C ZENER 5.6V)0603) ZDD9(X) A r VC ZENER 5.6V)0603) OVCC C029 FBD6 CD23 CD24 CD25 1nF I 1nF I 1nF CD26 100nF V OVCC-1 GND O CD27 100n CD28 'D30 CD31 --r- CD3: CD33 D34 D35 CD36 CD3 D39 CD38 CD40 CD41 CD42 - - - 9 5 GND GND GND 18 29 OVCC 43 OVCC 57 OVCC 78 OVCC OVCC OO18 OO19 OO20 QO21 QO22 QO23 2 73 -X 5 77 X ODCK 4446 DC 47 VSYNC 48 HSYNC RD12A42R RD13AA 2,2R RD14( >>PBCLK 3,5 CD88(X)i 0pF >>PA Ddr- GND >>PDVSYNC 3 DD X) A C PD DATA ZD•10(X) A C PD_DCLK ZENER 5.6V(0603) GND ZENER 5.6V(0603) GND 33pF 100pF 10uF 10uF 100nF 005 - - 1nF 1nF 1nF 1nF 1nF 00nF 100nF 1100nF V GND DVI-DET PD D P7 = 19 20 17 18 15 16 PD DCLK D3.3V 76 58 45 OGND OGND 28 19 OGND OGND OGND O co a_ 0 .-3 ID 0 0 w CD O 0 > Z, 0 O >SC0TD 3 KSCL KSDA OR PD DCLK R PD DATA. RD25 4.7K Tide RD27 4.7K DVI VX500 (VLCDS22825- XY) HEADER 10X2 GND ate: Monday, June 18, 2001 Sheet I 4 of 8 ViewSonic Corporation Confidential - Do Not Copy 40 VX500-1