Service manual
Schematic Diagrams
B - 6 Mainboard (71-D6100-D03)
Schematic Diagrams
CPU Socket 478 - 2 of 2
Sheet 4 of 30
Socket 478
2 of 2
VCC_CORE
VCC_CORE
VCC_CORE
VCC_CORE
VCC_CORE
VCC_CORE
+3VS
+3VH8 +3VS
+3VS
VCCVID
VCC_CORE
INTR[15]
NMI
[15]
DEFER- [6]
HTRDY- [6]
BPRI- [6]
INIT- [15]
STPCLK-
[15]
CPUPWRGD
[6]
CPURST- [6]
CPUSLP- [15]
SMI- [15]
IGNNE- [15]
A20M- [15]
HDSTBN-[0..3][6]
HASTB-[0..1][6]
DBI-[0..3][6]
HDSTBP-[0..3][6]
HBPM1#[1]
HBPM0#[1]
HBPRM5#
[1]
FERR- [15]
BNR- [6]
BREQ0- [6]
DBSY- [6]
DRDY- [6]
HLOCK- [6]
HITM- [6]
HIT- [6]
HCLK-CPU#
[5]
HCLK-CPU[5]
BSEL0 [5]
BSEL1 [5]
H8_SMDATA[23,27]
ADS-
[6]
+3VH8[3,4,23,25]
H8_SMCLK[23,27]
HBPRM4#[1]
CPUGTLVREFA
CPUGTLVREFB
HDSTBP-[0..3]
HDSTBN-[0..3]
DBI-[0..3]
HASTB-[0..1]
Z0203
Z0201
FERR-
STPCLK-
INIT-
DBSY-
DRDY-
HTRDY-
ADS-
HLOCK-
BREQ0-
BNR-
HIT-
HITM-
BPRI-
DEFER-
HTCK
HTDI
HTMS
HTRST-
HTDO
PROCHOT-
IGNNE-
SMI-
A20M-
CPUSLP-
CPUPWRGD
CPURST-
THERMDA
THERMDC
THERMTRIP-
DBI-3
DBI-2
DBI-1
DBI-0
HASTB-1
HASTB-0
DBRESET
NMI
INTR
HCLK-CPU#
HCLK-CPU
Z0204
Z0205
HDSTBP-3
HDSTBP-2
HDSTBP-1
HDSTBP-0
HDSTBN-3
HDSTBN-2
HDSTBN-1
HDSTBN-0
Z0208 Z0206
Z0209 Z0207
HTCK
HTDO
HBPM1#
HBPRM5#
ITP_STPWR
HTCK
Z0219CPURST-
DBRESET
HCLK_ITP1
HCLK_ITP1#
HBPM0#
HTCK
ITP_STPWR
HBPRM4#
HBPRM5#
HBPM0#
HBPM1#
FERR-
BREQ0-
PROCHOT-
CPUPWRGD
THERMTRIP-
A20M-
STPCLK-
CPUSLP-
SMI-
INIT-
IGNNE-
INTR
NMI
CPURST-
HTDO
HTDI
HTRST-
IERR
IERR
HCLK_ITP0#
HCLK_ITP0HCLK-CPU
HCLK-CPU#
HCLK-CPU
HCLK-CPU#
DBRESET
HTMS
Z0211
Z0210
THERMDA
Z0218
THERMDC
Z0217
Z0216
Z0215
Z0214
Z0213
Z0212
TZ0204
TZ0205
TZ0206
TZ0208
TZ0207
TZ0201
TZ0202
TZ0203
Z0202
HBPRM4#
HTDI
HTRST-
HTMS
Z0220
JITP1
*ITP
1 2
3 4
5 6
7 8
9 10
11 12
13 14
15 16
17 18
19 20
21 22
23 24
25 26
12
34
56
78
910
11 12
13 14
15 16
17 18
19 20
21 22
23 24
25 26
T3
T2
CB1
1UF
C521
220PF
C481
47UF
C473
47UF
L58
4.7uH_SMD 30%
1 2
L55
4.7uH_SMD 30%
1 2
C166
0.1UF
C144
0.1UF
C139
0.1UF
C154
0.1UF
C570
220PF
C559
1UF
C571
220PF
C522
220PF
R317 51
R318 51
R419
*0
R420 *0
C143
0.1UF
C167
0.1UF
C138
0.1UF
C153
0.1UF
R96 75
R342
51 1%
R422
62 1%
R93
51 1%
R423
62 1%
R410 62 1%
R320 51
R319 51
R95 56 1%
R343 56 1%
R433
56 1%
R336
51 1%
R421
56 1%
R424
56 1%
R107 56 1%
R92
27.4 1%
R380
49.9 1%
R395 49.9 1%
R396
100 1%
R381
100 1%
R306 1.5K
R321
0
R94
56 1%
R105 56 1%
R324 10K
RP35
*4P2RX0
1
2 3
4
RP36
*4P2RX0
1
23
4
R403
10K
R97 680
R323
150
R347 51.1 1%
R430
51.1 1%
R455
10K
R444
10K
T9
R322 40.2 1%
R434
1K
U30
MAX1617
1
5
15
9
13
2
16
12 3
14
4
11
10
6
7
8
N/C1
N/C2
STBY#
N/C3
N/C4
VCC
N/C5
SMBDATADXP
SMBCLK
DXN
ALERT#
ADD0
ADD1
GND1
GND2
T5
T6
T7
R454
10K
T8
R443
8.2K
JCPU1B
NORTHWOOD478
AC1
V5
A5
AC26
AD26
AE25
L5
R5
P1
E5
D1
F6
F20
AA6
AA21
W23
P23
J23
F21
W22
R22
K22
E22
AF23
AF22
AC3
V6
B6
Y4
AA3
W5
AB2
H5
H2
J6
G1
G4
H6
G2
F3
E3
D2
E2
D4
C1
F7
E6
D5
B3
C4
A2
C3
B2
B5
C6
AB26
AB23
AB25
A4
V21
P26
G25
E21
C25
C5
C7
C9
D10
D12
D14
D16
D18
D20
D21
D24
D3
D6
D8
AE23
AD20
AD22
K24
K3
K6
L1
L23
L26
L4
M2
M22
M25
M5
N21
N24
N3
N6
P2
P22
P25
P5
E13
E15
E17
E19
E23
E26
E4
E7
E9
F10
F12
F14
F16
F18
F2
F22
F25
F5
J2
J22
J25
J5
K21
R1
R23
T6
U2
U22
U25
U5
V1
V23
V26
V4
W21
W24
W3
W6
Y2
Y22
Y25
Y5
G6
R26
E11
E1
F8
G21
G24
T3
T24
T21
G3 R4
AF3
AD6
AD5
L24
AF4
C22
AP0
AP1
VCC_SENSE
ITP_CLK0
ITP_CLK1
DBRESET
ADSTB0
ADSTB1
COMP1
LINT1
LINT0
GTLREF3
GTLREF2
GTLREF1
GTLREF0
STBP3
STBP2
STBP1
STBP0
STBN3
STBN2
STBN1
STBN0
BCLK1
BCLK0
IERR
MCERR
FERR
STPCLK
BINIT
INIT
RSP
DBSY
DRDY
TRDY
ADS
LOCK
BR0
BNR
HIT
HITM
BPRI
DEFER
TCK
TDI
TMS
TRST
TDO
THERMDA
THERMDC
THERMTRIP
PROCHOT
IGNNE
SMI
A20M
SLP
PWRGOOD
RESET
VSS_SENSE
DB#3
DB#2
DB#1
DB#0
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VCCIOPLL
VCCA
VSSA
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS VSS
VCCVIDPRG
BSEL0
BSEL1
COMP0
VCCVID
VSS
R453
1K
C587
2200PF
C460
0.1UF
T4
Final ITP Port Define Ready
2001-02-19 am 11:35
PRDY#
PREQ#
ITP/TAP TERMINATION
CLOSE TO ITP PORT
CPU SIGNAL TERMINALION
CLOSE TO CPU
CLOSE TO CPU
ITP/TAP TERMINATION
DBA#