ViewSonic VX2000 Service Manual - Page 55

PKKBBBYYJGGDDDDDDDDAAAAAAAAAAAAAAAAAAAAAAAAAAAAAUUHNNMMW114111111124222242CCCCCCCCCCFFFFFFF2432274EEEEBB222DA222911111119873730114033222953330227424222534321616874304203056502GGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDD1111111111155555554444444444333333333322222222229876543211111987654320654320987654320987654320987654320 GFBK GCLK GPEN GVS GHS D GRE[7:0] GGE[7:0] GBE[7:0] C GRO[7:0] GGO[7:0] GBO[7:0] B 5 4 R360 GRE0 GRE1 GRE2 GRE3 GRE4 GRE5 GRE6 GRE7 GGE0 GGE1 GGE2 GGE3 GGE4 GGE5 GGE6 GGE7 GBE0 GBE1 GBE2 GBE3 GBE4 GBE5 GBE6 GBE7 GRO0 GRO1 GRO2 GRO3 GRO4 GRO5 GRO6 GRO7 GGO0 GGO1 GGO2 GGO3 GGO4 GGO5 GGO6 GGO7 GBO0 GBO1 GBO2 GBO3 GBO4 GBO5 GBO6 GBO7 L24 K26 L25 J26 K25 L26 L23 U26 V24 V23 V25 V26 W25 W24 W23 H23 G26 H25 P23 P24 P25 P26 R23 B25 A26 D24 E23 C25 B26 C26 E24 R24 R25 R26 T23 T24 T25 T26 U25 F23 D25 D26 F24 E25 E26 F25 F26 D21 B22 C22 A23 B23 D22 C23 A24 GCLK GPEN GVS GHS GSOG GFIELD PLLCLK GRE0 GRE1 GRE2 GRE3 GRE4 GRE5 GRE6 GRE7 GGE0 GGE1 GGE2 GGE3 GGE4 GGE5 GGE6 GGE7 GBE0 GBE1 GBE2 GBE3 GBE4 GBE5 GBE6 GBE7 GRO0 GRO1 GRO2 GRO3 GRO4 GRO5 GRO6 GRO7 GGO0 GGO1 GGO2 GGO3 GGO4 GGO5 GGO6 GGO7 GBO0 GBO1 GBO2 GBO3 GBO4 GBO5 GBO6 GBO7 GCLKOUT GFBK GREF GBLKSPL GCOAST GHSFOUT GADCCLK M25 H26 J25 J23 J24 M24 M26 R11 3 R11 4 R11 5 First SDA SCL U23A VCLK VPEN Graphics Port VVS VHS VFIELD VR[7:0] VG[7:0] VB[7:0] VR0 VR1 VR2 VR3 VR4 VR5 VR6 VR7 VG0 VG1 VG2 VG3 VG4 VG5 VG6 VG7 VB0 VB1 VB2 VB3 VB4 VB5 VB6 VB7 GBLKSPL GCOAST GHSFOUT C194 Y2 C195 B16 VCLK B18 A21 B21 A22 C21 VPEN VLAV VVS VHS VFIELD A9 B10 A10 D11 C11 B11 A11 D12 C12 B12 A12 B13 A13 D14 C14 B14 A14 D15 C15 B15 A15 D16 C16 A16 VR0 VR1 VR2 VR3 VR4 VR5 VR6 VR7 VG0 VG1 VG2 VG3 VG4 VG5 VG6 VG7 VB0 VB1 VB2 VB3 VB4 VB5 VB6 VB7 U23B Video Port V25X V25 L17 L16 L12 V25P R124 V25X V33 L18 L13 Y24 AA2 AC19 AD4 AD7 AD10 AD17 AD19 AD20 AD25 AE21 AF14 AF18 AF19 AF26 A20 A25 C4 C7 C10 C17 C18 C19 C20 D18 D19 G3 G24 K3 K24 N26 U3 U24 VDD20 VDD21 VDD22 VDD23 VDD24 VDD25 VDD26 VDD27 VDD28 VDD29 VDD30 VDD31 VDD32 VDD33 VDD34 VDD1 VDD2 VDD3 VDD4 VDD5 VDD6 VDD7 VDD8 VDD9 VDD10 VDD11 VDD12 VDD13 VDD14 VDD15 VDD16 VDD17 VDD18 A U23E Power and Ground 5 4 ViewSonic Corporation VCC1 VCC2 VCC3 VCC4 VCC5 VCC6 VCC7 VCC8 VCC9 VCC10 VCC11 VCC12 VCC13 VCC14 VCC15 VCC16 VCC17 VCC18 VCC19 VCC20 VCC21 VCC22 C3 C13 C24 G25 H4 J1 M1 N24 P3 W2 Y26 AB24 AC2 AC21 AD3 AD6 AD11 AD14 AD24 AE8 AE13 AE16 R109 R11 0 R111 R11 2 3 2 1 V3P R108 RESET CLKIN1 MCKEXT DC KEXT CPUEN CLKIN UCSRC XTALI XTALO WDTEN RXD TXD DSDA DSCL VEDIDEN EDIDEN DEC OE BRI LVDSON PON IC SDAT IC SCLK IC SSTD ICSSTM EN_DCKEXT MAR_SEL DVI_PD HDCPEN PIP_BUZZER AM BOOTWE VPPEN V3P R11 6 R11 7 R11 8 F2 E1 Y2 AE15 AF15 F3 Y3 Y4 F4 D1 D2 E3 E2 C1 C2 B1 B2 D5 B3 A2 A3 C5 D6 B4 A4 C6 B5 A5 B6 A6 D8 C8 B7 A7 B8 D9 C9 B17 B9 AE4 AF2 E4 AC5 A8 CPUEN RESET CLKIN MCKEXT DCKEXT UCSRC XTALI XTALO WDTEN RXD TXD IRRCVR0 IRRCVR1 PORTA0 PORTA1 PORTA2 PORTA3 PORTA4 PORTA5 PORTA6 PORTA7 PORTB0 PORTB1 PORTB2 PORTB3 PORTB4 PORTB5 PORTB6 PORTB7 PORTC0 PORTC1 PORTC2 PORTC3 PORTC4 PORTC5 PORTC6 PORTC7 CPUTMS CPUTCLK CPUTDI CPUTDO MODE0 MODE1 MODE2 A0 A1 A2 A3 A4 A5 A6 A7 A8 A9 A10 A11 A12 A13 A14 A15 A16 A17 A18 A19 U23 D Misc D0 D1 D2 D3 D4 D5 D6 D7 D8 D9 D10 D11 D12 D13 D14 D15 RD WR BHEN ROMOE ROMWE RAMOE RAMWE CS0 CS1 CS2 CS3 EXTINT0 EXTINT1 EXTINT2 NMI U2 V1 V2 W1 V3 V4 W3 W4 AA1 AB2 AA3 AC1 AB3 AD1 AE1 AD2 AB4 AC3 AF1 AE2 H3 H2 J4 J3 K1 K2 L1 L2 L3 L4 M3 M4 N1 N2 N3 N4 A0 A1 A2 A3 A4 A5 A6 A7 A8 A9 A10 A11 A12 A13 A14 A15 A16 A17 A18 A19 D0 D1 D2 D3 D4 D5 D6 D7 D8 D9 D10 D11 D12 D13 D14 D15 A[1 9:0] D[1 5:0] T3 T4 RDn U1 R2 R1 P2 BHENn ROMOEn ROMWEn P1 R3 CS0n R4 CS1n T1 CS2n T2 CS3n G2 EINT0 G1 CS0n CS1n CS2N1 CS3N1 EINT1 H1 EINT2 EINT2 F1 NMI MODE0 R120 R121 First DCLK DVS DHS DENR DENG DENB DRE0 DRE1 DRE2 DRE3 DRE4 DRE5 DRE6 DRE7 DGE0 DGE1 DGE2 DGE3 DGE4 DGE5 DGE6 DGE7 U23C DBE0 DBE1 DBE2 DBE3 Display Port DBE4 DBE5 DBE6 DBE7 DRO0 DRO1 DRO2 DRO3 DRO4 DRO5 DRO6 DRO7 DGO0 DGO1 DGO2 DGO3 DGO4 DGO5 DGO6 DGO7 DBO0 DBO1 DBO2 DBO3 DBO4 DBO5 DBO6 DBO7 AD13 AD15 AC15 AF17 AC16 AD16 Y25 AA26 AA25 AB26 AA24 AA23 AC26 AC25 AB23 AC24 AD26 AD23 AC22 AE24 AF25 AF24 AE23 AF23 AD21 AE22 AE19 AE18 AD18 AE17 AF13 AC12 AD12 AE12 AF12 AE11 AF11 AE10 AF10 AD9 AC9 AE9 AD8 AC8 AF8 AF7 AE7 AF6 AE6 AC6 AE5 AD5 AF4 AE3 RDK 1 2 3 4 RRE0 1 RRE1 2 RRE2 3 RRE3 4 RRE4 RRE5 RRE6 RRE7 RN41 8 7 6 5 1 2 3 4 RN43 RGE0 1 8 RGE1 2 7 RGE2 3 6 RGE3 4 5 RGE4 1 RGE5 2 RGE6 3 RGE7 4 RN45 RBE0 1 8 RBE1 2 7 RBE2 3 6 RBE3 4 5 RBE4 1 RBE5 2 RBE6 3 RBE7 4 RN47 RRO0 1 8 RRO1 2 7 RRO2 3 6 RRO3 4 5 RRO4 1 RRO5 2 RRO6 3 RRO7 4 RN49 RGO0 1 8 RGO1 2 7 RGO2 3 6 RGO3 4 5 RGO4 1 RGO5 2 RGO6 3 RGO7 4 RN51 RBO0 1 8 RBO1 2 7 RBO2 3 6 RBO3 4 5 RBO4 1 RBO5 2 RBO6 3 RBO7 4 R107 8 7 6 5 RN40 DRE0 DRE1 DRE2 DRE3 8 DRE4 7 DRE5 6 DRE6 5 DRE7 RN42 DGE0 DGE1 DGE2 DGE3 8 DGE4 7 DGE5 6 DGE6 5 DGE7 RN44 DBE0 DBE1 DBE2 DBE3 8 DBE4 7 DBE5 6 DBE6 5 DBE7 RN46 DRO0 DRO1 DRO2 DRO3 8 DRO4 7 DRO5 6 DRO6 5 DRO7 RN48 DGO0 DGO1 DGO2 DGO3 8 DGO4 7 DGO5 6 DGO6 5 DGO7 RN50 DBO0 DBO1 DBO2 DBO3 8 DBO4 7 DBO5 6 DBO6 5 DBO7 RN52 DCLK DVS DHS DENG DRE[7:0] DGE[7:0] DBE[7:0] DRO[7:0] DGO[70: ] DBO[7:0] D C B MODE1 R122 MODE2 R123 V3P V3P V3P V3P V3P V3P V3P V3P V3P V3P V3P V3P V25X V25X V25X V25X V25X V25X V25X V25X V25X V25X V25X C196 C197 C198 C199 C200 C201 C202 C203 C204 C205 C206 C207 V3P C209 C210 C211 C212 C213 C214 C215 C216 C217 C218 C219 V3P V3P V3P V3P V3P V3P V3P V3P V3P V3P V3P V25X V25X V25X V25X V25X V25X V25X V25X V25X V25X V25X V25X C220 C221 C222 C223 C224 C225 C226 C227 C228 C229 C230 C231 C232 C233 C234 C235 C236 C237 C238 C239 C240 C241 C24 2 V25X V25X V25X V25X V25X V25X V25X V25X V25X V25X C244 C245 C246 C247 C248 C249 C250 C251 C252 C253 3 2 ViewSonic Corporation Title Size B Date: VX2000 Document Number PW171 Sheet 1 A Rev B 6 of 11 M04-3005F1 REV.A 10-1-6 Confidential - Do Not Copy VX2000