![background image](http://html.mh-extra.com/html/nec/neax-express/neax-express_service-and-reference-manual_251372223.webp)
Connectors
E-13
PCI Connector
PCI Connector Pinout
Pin
Signal
Pin
Signal
Pin
Signal
Pin
Signal
A1
TRST_L
B1
-12 V
A32
AD16
B32
AD17
A2
+12 V
B2
TCK
A33
+3.3 V *
B33
CBE2_L
A3
TMS
B3
GND
A34
FRAME_L
B34
GND
A4
TDI
B4
TD0 (NC)
A35
GND
B35
IRDY_L
A5
+5 V
B5
+5 V
A36
TRDY_L
B36
+3.3 V *
A6
INTA_L
B6
+5 V
A37
GND
B37
DEVSEL_L
A7
INTC_L
B7
INTB_L
A38
STOP_L
B38
GND
A8
+5 V
B8
INTD_L
A39
+3.3 V *
B39
LOCK_L
A9
Reserved
B9
PRSNT1_L
A40
SDONE
B40
PERR_L
A10
+5 V
B10
Reserved
A41
SBO_L
B41
+3.3 V *
A11
Reserved
B11
PRSNT2_L
A42
GND
B42
SERR_L
A12
GND
B12
GND
A43
PAR
B43
+3.3 V *
A13
GND
B13
GND
A44
AD15
B44
CBE1_L
A14
Reserved
B14
Reserved
A45
+3.3 V *
B45
AD14
A15
RST_L
B15
GND
A46
AD13
B46
GND
A16
+5 V
B16
PCICLK
A47
AD11
B47
AD12
A17
GNT_L
B17
GND
A48
GND
B48
AD10
A18
GND
B18
REQ_L
A49
AD9
B49
GND
A19
Reserved
B19
+5 V
A50
KEY
B50
KEY
A20
AD30
B20
AD31
A51
KEY
B51
KEY
A21
+3.3 V *
B21
AD29
A52
CBE0_L
B52
AD8
A22
AD28
B22
GND
A53
+3.3 V *
B53
AD7
A23
AD26
B23
AD27
A54
AD6
B54
+3.3 V *
A24
GND
B24
AD25
A55
AD4
B55
AD5
A25
AD24
B25
+3.3 V *
A56
GND
B56
AD3
A26
IDSEL
B26
CBE3_L
A57
AD2
B57
GND
A27
+3.3 V *
B27
AD23
A58
AD0
B58
AD1
A28
AD22
B28
GND
A59
+5 V
B59
+5 V
A29
AD20
B29
AD21
A60
REQ64_L
B60
ACK64_L
A30
GND
B30
AD19
A61
+5 V
B61
+5 V
A31
AD18
B31
+3.3 V *
A62
+5 V
B62
+5 V
*
The system board does not provide a PCI 3.3 V power connector. Only the 5 V PCI signaling environment is supported,
and no power is available at the 3.3 V signal pins in expansion slots.
Содержание NEAX Express
Страница 1: ... S e r v i c e a n d R e f e r e n c e G u i d e NEAX Express ...
Страница 2: ...NEC ...
Страница 3: ... S e r v i c e a n d R e f e r e n c e G u i d e NEAX Express ...
Страница 18: ...xvi Using This Guide NEC ...
Страница 38: ...1 20 System Overview ...
Страница 82: ...3 30 Configuring Your System ...
Страница 136: ...4 54 Disassembly and Reassembly ...
Страница 158: ...5 22 Problem Solving ...
Страница 159: ...6 Illustrated Parts Breakdown Exploded View Field Replaceable Units Redundant Power Cable List ...
Страница 164: ...6 6 Illustrated Parts Breakdown ...
Страница 165: ...A System Cabling System Cabling Before You Begin Static Precautions Standard Configuration ...
Страница 169: ...System Cabling A 5 Standard System Cable Routing A Ultra2 LVD SCSI cable 68 pins B IDE cable 40 pins ...
Страница 170: ...A 6 System Cabling ...
Страница 171: ...B System Setup Utility System Setup Utility SSU Creating SSU Diskettes Running the SSU Exiting the SSU ...
Страница 208: ...C 20 Emergency Management Port ...
Страница 209: ...D Platform Event Paging ...
Страница 224: ...E 14 Connectors ...
Страница 234: ...10 Glossary ...
Страница 241: ...xx ...
Страница 242: ... 456 01510 000 ...