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5 4 3 2 1
D Gerber Out Version D
AMD K7 CPU VRM 9.0 MS-6796 Version: 10
001-Block Diagram 1
S2K BUS
002-Power and Specification
003-K7 CPU Part 1
004-K7 CPU Part 2
AGP Slot AGP 4X/8X BUS 64 Bit Memory BUS DDR DIMM 005-VRM 9.0
006-Crush18G Part 1
NFORCE IGP 007-Crush18G Part 2
VGA Connector RGB Signal
Crush18 A3 008-Crush18G Part 3
64 Bit Memory BUS DDR DIMM 009-Dual VGA & S-Video Connector
S-Video Conn TV Out Signal 010-AGP Slot
C
011-DDR DIMM1 & 2 C
012-DDR Terminator Resistor
013-MCP/2T Part 1
LDT BUS
REAR USB Port 1
014-MCP/2T Part 2
REAR USB Port 2 015-MCP/2T Part 3
FRONT USB Port 3 PCI Slot 1 016-N/A
PCI BUS
USB BUS Mini-PCI Slot 017-MDC Conn & BIOS
FRONT USB Port 4 018-MII LAN & USB Connector
Card
Reader USB Port 5 019-IEEE 1394 PHY
AC-Link 020-N/A
BLUE BIRD VL+
RF KB/MS USB Port 6
LINE IN/OUT/MIC
MCP-2T A3 021-PCI Slot1 & Mini-PCI
AC97 Codec
HEAD PHONE/MIC
Soruth Bridge AC-Link 022-N/A
MDC Conn
4-PIN IEEE-1394 023-N/A
IEEE-1394 BUS I2C BUS
024-N/A
SPDIF OUT
6-PIN IEEE-1394
025-IDE Connector
MII LAN Port MII LAN 026-SMSC LPC47M292
B 027-LPT & FDD & KBM B
028-MS5 ACPI Controller
LPC 029-Front Panel & ATX Power
LPC Interface IDE BUS 030-Block Diagram 2
REAR
REAR
FRONT
Flash Rom
031-BlueBird & LCM Conn
032-AC'97 Codec
IDE1 IDE2 033-Audio IC & Connector
Keyboard WINBOND
W83627HF 034-Tuner & Front I/O
PS/2 Mouse LPC Super I/O 035-Decoupling Capacitor
036-MS-6796 History
COM Port
Print Prot
FDD Driver
A A
Title
Block Diagram 1
Size Document Number Rev
Custom MS-6796 0A
Date: Tuesday, July 22, 2003 Sheet 1 of 36
5 4 3 2 1
5 4 3 2 1
ATX Power connector
12VSB 5VSB 3.3V +5V +12v
D D
VRM Regulator VCORE
K7 CPU MS-6796 Specification
VCORE
Crush 18
CPU: AMD K7 Serial Socket 462
1.2V Regulator
LDT BUS
VCC3
North Bridge: Nvedia Crush 18G A3
Crush 18
VCC2.5
Other
2.5V Regulator Sorth Bridge: Nvedia MCP/2T A3
VDDQ
Crush 18
AGP BUS
On Board Device: IEEE1394 PHY
C
1.5V Regulator VCC3 C
VDDQ
AGP Slot On Board Device: ICS MII LAN
MS5
ACPI Controller
DDR Memory
Regulator
VDIMM
Crush 18 On Board DDR SDRAM: X2
DDR BUS
VDIMM
On Board AGP Slot: X1
DDR SDRAM X 2
VCORE
On Board PCI Slot: X2
VCC3
VCC MCP/2T On Board MDC Conn: X1
5VDU Sourth Bridge
3VDU
B B
5VSB
12VSB CD/DVD-ROM
12VSB
3VDU
On Board Device: LCM/Blue Bird Module
AUDIO IC
5V Regulator AVDD5SBY
On Board Device: ALC650
8V Regulator AM/FM Tuner
3VDU
On Board Device: SRS/EQ IC
5VSB
LCM Module
12VSB
A
GPIO and PCI BUS Address A
Title
Power and specification
Size Document Number Rev
MS-6796 0A
Date: Tuesday, July 22, 2003 Sheet 2 of 36
5 4 3 2 1
5 4 3 2 1
CPU1A VCORE
HSDATA#0 AA35 AE1 A20M# PWRGD_CPU
SDATA0 A20M A20M# 15
HSDATA#1 W37 AG1 FERR
SDATA1 FERR FERR 15
HSDATA#2 W35 AJ3 HINIT# R278 C
SDATA2 INIT HINIT# 15
HSDATA#3 Y35 AL1 INTR 110R1%0603 R458 4.7KR0603 B Q40
SDATA3 INTR INTR 15 0.5 * VCORE 5VSB
HSDATA#4 U35 AJ1 IGNNE# E N-MMBT3904-SOT23
SDATA4 IGNNE IGNNE# 15
HSDATA#5 U33 AN3 NMI
SDATA5 NMI NMI 15
D HSDATA#6 S37 AG3 CPURST# VREF_SYS D
SDATA6 RESET CPURST# 6,15
HSDATA#7 S33 AN5 SMI#
SDATA7 SMI SMI# 15
HSDATA#8 AA33 AC1 STPCLK#
SDATA8 STPCLK STPCLK# 15
HSDATA#9 AE37 C236 C241 R284 C
HSDATA#10 SDATA9 PWRGD_CPU Q41
AC33 AE3 C0.047U16X0603C0.047U16X0603
110R1%0603 6 PG_CPU B
HSDATA#11 SDATA10 PWROK N-MMBT3904-SOT23
AC37 E
HSDATA#12 SDATA11
Y37
HSDATA#13 SDATA12 CPU_APICLK
AA37 N1 CPU_APICLK 15
HSDATA#14 SDATA13 PICCLK APICD0
AC35 N3 APICD0 15
HSDATA#15 SDATA14 PICD0/BYPASSCLK APICD1
S35 N5 APICD1 15
HSDATA#16 SDATA15 PICD1/BYPASSCLK
Q37
SDATA16 0914: Nvidia updated
HSDATA#17 Q35 AG13 VCOREFB# RN62 8P4R510R0603
SDATA17 COREFB- VCOREFB# 5
HSDATA#18 N37 AG11 VCOREFB CPU_TRST 1 2 Closed to CPU side
SDATA18 COREFB+ VCOREFB 5 VCORE
HSDATA#19 J33 CPU_TDI 3 4
HSDATA#20 SDATA19 C169 C680P50X0603 R174 60.4R1%0603 CPU_TMS
G33 AN17 VCORE 5 6
HSDATA#21 SDATA20 CLKIN HCPUCLK CPU_TCK
G37 AL17 HCPUCLK 6 7 8
HSDATA#22 SDATA21 CLKIN
E37
HSDATA#23 SDATA22 HCPUCLK# HBREQ# R269 510R0603
G35 AN19 HCPUCLK# 6
HSDATA#24 SDATA23 RSTCLK C168 C680P50X0603 R173 60.4R1%0603 FLUSH# R205 680R0603
Q33 AL19 VCORE
HSDATA#25 SDATA24 RSTCLK PLLTEST# R268 680R0603 680
N33
HSDATA#26 SDATA25 R271 100R1%0603 PLLMON1 R201 56R0603
L33 AL21 VCORE
HSDATA#27 SDATA26 K7CLKOUT R266 100R1%0603 PLLMON2 R181 56R0603
N35 AN21
HSDATA#28 SDATA27 K7CLKOUT R267 100R1%0603 PLLBP# R257 680R0603
L37
HSDATA#29 SDATA28 R272 100R1%0603 FERR R310 680R0603
J37
HSDATA#30 SDATA29 R274 270R0603 PWRGD_CPUR176 270R0603
A37 AJ13
HSDATA#31 SDATA30 ANALOG CPUSLP# R197 680R0603
E35 15 CPUSLP#
HSDATA#32 SDATA31 VREFMODE R275 X_1KR0603 VCOREFB R204 10KR0603
E31 AA5
HSDATA#33 SDATA32 SYSVREFMODE VREF_SYS
E29 W5
HSDATA#34 SDATA33 VREF_SYS RN56 8P4R680R0603
A27
HSDATA#35 SDATA34 R261 40.2R1%0603 IGNNE#
A25 AC5 1 2
HSDATA#36 SDATA35 ZN R262 56.2R1%0603 CPURST#
E21 AE5 3 4
C HSDATA#37 SDATA36 ZP 56.2 A20M# C
C23 5 6
HSDATA#38 SDATA37 PLLBP# STPCLK#
C27 AJ25 7 8
HSDATA#39 SDATA38 PLLBYPASS PLLBPCLK R179 100R1%0603
A23 AN15
HSDATA#40 SDATA39 PLLBYPASSCLK PLLBPCLK# R180 100R1%0603 RN55 8P4R680R0603
A35 AL15
HSDATA#41 SDATA40 PLLBYPASSCLK SMI#
C35 1 2
HSDATA#42 SDATA41 PLLMON1 NMI
C33 AN13 3 4
HSDATA#43 SDATA42 PLLMON1 PLLMON2 R196 R195 INTR
C31 AL13 5 6
HSDATA#44 SDATA43 PLLMON2 PLLTEST# 100R1%0603 100R1%0603 HINIT#
A29 AC3 7 8
HSDATA#45 SDATA44 PLLTEST
C29
HSDATA#46 SDATA45 HSDIN#0 R260 680R0603
E23
HSDATA#47 SDATA46 SCANCLK1 HSDIN#1 R199 680R0603
C25 S1
HSDATA#48 SDATA47 SCANCLK1 SCANCLK2
E17 S5
HSDATA#49 SDATA48 SCANCLK2 SINTVAL
E13 S3
HSDATA#50 SDATA49 SCANINTEVAL SSHIFTEN
E11 Q5
HSDATA#51 SDATA50 SCANSHIFTEN APICD0 R309 180R0603
C15 VCC2.5
HSDATA#52 SDATA51 APICD1 R308 180R0603
E9 AA1
HSDATA#53 SDATA52 DBRDY HBREQ#
A13 AA3
HSDATA#54 SDATA53 DBREQ FLUSH#
C9 AL3
HSDATA#55 SDATA54 FLUSH
A9
HSDATA#56 SDATA55 CPU_TCK SFILLVAL# R200 270R0603
C21 Q1
HSDATA#57 SDATA56 TCK CPU_TDI HSDOUTVAL# R198 270R0603
A21 U1
HSDATA#58 SDATA57 TDI
E19 U5
HSDATA#59 SDATA58 TDO CPU_TMS RN61 8P4R10KR0603
C19 Q3
HSDATA#60 SDATA59 TMS CPU_TRST SCANCLK1
C17 U3 1 2
HSDATA#61 SDATA60 TRST SINTVAL
A11 3 4
HSDATA#62 SDATA61 SCANCLK2
A17 5 6
HSDATA#63 SDATA62 VID0 SSHIFTEN
A15 L1 VID0 5,26 7 8
SDATA63 VID0 VID1
L3 VID1 5,26
VID1 VID2
L5 VID2 5,26
HSDINCLK#0 VID2 VID3 CPURST# C170 C100P50N0603
W33 L7 VID3 5,26
HSDINCLK#1 SDATAINCLK0 VID3 VID4
J35 J7 VID4 5,26
B HSDINCLK#2 SDATAINCLK1 VID4 PWRGD_CPU C171 X_C100P50N0603 B
E27
HSDINCLK#3 SDATAINCLK2
E15
SDATAINCLK3 FID0 VCOREFB# R203 10KR0603
W1 FID0 6
HSDINVAL# FID0 FID1
6 HSDINVAL# AN33 W3 FID1 6
SDATAINVAL FID1 FID2
Y1 FID2 6
HSDOUTCLK#0 AE35 FID2 FID3
6 HSDOUTCLK#0 Y3 FID3 6
HSDOUTCLK#1 C37 SDATAOUTCLK0 FID3
6 HSDOUTCLK#1 SDATAOUTCLK1
HSDOUTCLK#2 A33 HSDOUTCLK#[3..0]
6 HSDOUTCLK#2 SDATAOUTCLK2 6 HSDOUTCLK#[3..0]
HSDOUTCLK#3 C11 U37
6 HSDOUTCLK#3 SDATAOUTCLK3 SCHECK0
Y33 HSDOUT#[14..2]
SCHECK1 6 HSDOUT#[14..2]
HSDOUTVAL# AL31 L35
SDTATOUTVAL SCHECK2 HSDATA#[63..0]
E33 6 HSDATA#[63..0]
HSDIN#0 SCHECK3
AJ29 E25
HSDIN#1 SADDIN0 SCHECK4 HSDIN#[14..2]
AL29 A31 6 HSDIN#[14..2]
HSDIN#2 SADDIN1 SCHECK5
AG33 C13
HSDIN#3 SADDIN2 SCHECK6
AJ37 A19
HSDIN#4 SADDIN3 SCHECK7 HCPUCLK R183 301R1%0603 HCPUCLK#
AL35
HSDIN#5 SADDIN4
AE33 J1
HSDIN#6 SADDIN5 SADDOUT0 HSDINCLK#3 L12 L10N300m-0603 L13 L10N300m-0603 CSDINCLK#3
AJ35 J3 CSDINCLK#3 6
HSDIN#7 SADDIN6 SADDOUT1 HSDOUT#2 HSDINCLK#2 L10 L10N300m-0603 L11 L10N300m-0603 CSDINCLK#2
AG37 C7 CSDINCLK#2 6
HSDIN#8 SADDIN7 SADDOUT2 HSDOUT#3 HSDINCLK#1 L9 L10N300m-0603 L8 L10N300m-0603 CSDINCLK#1
AL33 A7 CSDINCLK#1 6
HSDIN#9 SADDIN8 SADDOUT3 HSDOUT#4 HSDINCLK#0 L7 L10N300m-0603 L6 L10N300m-0603 CSDINCLK#0
AN37 E5 CSDINCLK#0 6
HSDIN#10 SADDIN9 SADDOUT4 HSDOUT#5 HSDINCLK# L4 L10N300m-0603 L5 L10N300m-0603 CSDINCLK#
AL37 A5 CSDINCLK# 6
HSDIN#11 SADDIN10 SADDOUT5 HSDOUT#6
AG35 E7
HSDIN#12 SADDIN11 SADDOUT6 HSDOUT#7
AN29 C1
HSDIN#13 SADDIN12 SADDOUT7 HSDOUT#8 C246 C240 C229 C206 C199
AN35 C5
HSDIN#14 SADDIN13 SADDOUT8 HSDOUT#9 C5P50N0603
C5P50N0603
C5P50N0603
C5P50N0603
C5P50N0603
AN31 C3
SADDIN14 SADDOUT9 HSDOUT#10
G1
HSDINCLK# SADDOUT10 HSDOUT#11
AJ33 E1
SADDINCLK SADDOUT11 HSDOUT#12
A3
CLKFWDRST SADDOUT12 HSDOUT#13
A 6 CLKFWDRST AJ21 G5 A
CONNECT CLKFWDRST SADDOUT13 HSDOUT#14
6 CONNECT AL23 G3
PROCRDY CONNECT SADDOUT14
6 PROCRDY AN23
SFILLVAL# PROCRDY HSDOUTCLK#
AJ31 E3 HSDOUTCLK# 6
SFILLVAL SADDOUTCLK
SOCK462S_MEGAPCK7
Title
K7 CPU Part 1
Size Document Number Rev
MS-6796 0A
Date: Wednesday, July 23, 2003 Sheet 3 of 36
5 4 3 2 1
A
B
C
D
CBSEL#0
G9
AG29
AG15
AG7
N7
AN7
H8
H6
Y7
G17
G25
AL7
K8
K30
H32
H30
H28
H10
AK8
AH8
AH30
AD8
F8
F30
AL9
AF8
AF6
AF32
AF30
AF28
AF10
AD30