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8 6 2 REVISIONS ECN NO. ---REV DESCRIPTION DATE APPROVED 7 APPROVALS 5 4 3 1 NOTE: "NI" OR "( )" USED WITH COMPONENTS INDICATES "NOT INSTALLED". A PRODUCTION RELEASE TABLE OF CONTENTS 36 37 38 39 40 41 43 44 45 46 47 48 49 50 51 52 53 54 55 56 SCSI CTLR DECOUPLING & LED CKT SCSI ON-BOARD AUTO-TERMINATION INTERNAL LVD/SE SCSI CONNECTOR VOLTAGE REGULATORS VDDQ REGULATOR 2.5V DECOUPLING 2.5V REGULATOR 1.8V REGULATOR DECOUPLING PRIMARY VRM SECONDARY VRM REV SHEET VOLTAGE ATTRIBUTES MISC NET_CROSS_REF_PAGE(S) COMP_CROSS_REF_PAGE(S) 57 58 59 60 61 62 63 64 65-66 67-68 69 70 71 72-75 76-80 Embedded SCSI Controller USBPORT 2&3 USB PORTS 1-2 KB/MS/FLOPPY CONN. SERIAL PORTS PARALLEL PORT TERM. SUPER I/O SIO2 POWER CKT FAN CONTROL BATTERY & RTC OSC. PS_ON & RESET CKT IDE TERMINATIONS IDE CONNECTORS P/S CONNECTOR I2C SELECT CONTROL FWH AUDIO REGULATOR /MIC HEADPHONE AMP INTERNAL SPKR & JACK D PAGE 2- BLOCK DIAGRAM D 3- RESET BLOCK DIAGRAM 4- SYSTEM CLOCK 5- DUAL DRCG 6- ITP 7- FOSTERA-1 8- FOSTERA-2 9- FOSTERB-1 10 - FOSTERB-2 11 - VRM decoupling 12 - Comparator 13 - GTL REFERENCE 14 - CPU PLL VOLTAGE C 15 - COLUSA-1 C 16 - COLUSA-2 17 - CHA RIMM 1 18 - CHA RIMM 2 19 - SLP_S3 20 - CHA RSL TERMINATION 21 - CHB RIMM1 22 - CHB RIMM2 23 - CHB TERMINATION 24 - UNIV AGP PRO 25 - AGP TERMINATIONS 26 - PCI TERMINATIONS 27 - PCI CONNECTOR SLOT 1 28 - PCI CONNECTOR SLOT 2 B 29 - PCI CONNECTOR SLOT 3 B 30 - LAN PHY 31 - MAGNETICS/RJ45 CONNECTOR 32-33 - ICH2 34 - sound blaster 35 - AC97 CODEC Machine ID = xxxxh APPROVALS 010912-101 ASSEMBLY DRAWN DATE 010913-000 SCHEMATIC FAB DT SPARES MT SPARES 010914-001 xxxxxx-xxx xxxxxx-xxx COMPAQ CONFIDENTIAL CHECKED DSGN ENGR ENGR TOOLING HARINI MALIK 03/09/01 A A Betty: 2P Foster-Colusa PROPRIETARY NOTE PROD ENGR QA NEXT ASSY SUPPLEMENTS:EF,EF-EPS,EF-TIF? SIZE PROJECT NO. LEGAL AGENCY DRAWING NO. REV THIS DOCUMENT CONTAINS INFORMATION CONFIDENTIAL AND PROPRIETARY TO COMPAQ COMPUTER CORPORATION AND SHALL NOT BE REPRODUCED OR TRANSFERRED TO OTHER DOCUMENTS OR DISCLOSED TO OTHERS OR USED FOR ANY PURPOSES OTHER THAN THAT FOR WHICH IT WAS OBTAINED WITHOUT THE EXPRESSED WRITTEN CONSENT OF COMPAQ COMPUTER CORPORATION. B SCALE:NTS 010913-000 DO NOT SCALE DRAWING REV A SHEET 1 OF 80 8 6 7 5 4 3 2 1 8 6 5 4 3 2 1 7 Audio Ports D D PCI SLOT 3 PCI SLOT 2 PCI SLOT 1 C SCALABLE BUS Hub Link C AGP BUS AC97 Link PCI BUS RAMBUS LPC I/F BUS CMOS BUS B B RSL BUS USB Ports ATA-100 IDE CD-ROM DVD ----------------------------- SIZE DRAWING NO. REV B COMPAQ CONFIDENTIAL FILE: 5 4 6 3 010913-000 betty.2 2 SCALE: NONE SHEET 1 REV A 2 OF 80 8 7 ------------------------- A A 8 6 5 4 3 2 1 7 D D C C B B A A SIZE DRAWING NO. REV B COMPAQ CONFIDENTIAL FILE: 5 4 6 3 010913-000 betty.3 2 SCALE: NONE SHEET 1 REV A 3 OF 80 8 7 8 6 3_3V_SYS_CLK 1K 1K R946 * * 7 5 4 3 2 1 4 +3.3V 1% * * * * C99 COG 10PF CLK_