Sun Microsystems SPARCcenter 2000 Service Manual page 279

C.5.2 XDBus Connector 1
Section 1
A1
A1
A2
0
A3
A4
1
A5
2
A6
3 A7
A8
A9
A10
A11
A12
A13
A14
A15
A16
A17
A18
A19
A20
A21
A22
A23
A24
A25
A26
A27
Table C-6 shows the location of XDBus connector 1 and lists connector pins.
Table C-6 XDBus Connector 1 (Connector P0300) (1 of 2)
Section 2
B56
GND B1 Sy1D_L<0>
SY1D_L<2> B2 GND
VTT B3 Sy1D_L<4>
SY1D_L<6> B4 GND
GND B5 Sy1DP_L<0>
SY1D_L<9> B6 GND
VTT B7 Sy1D_L<11>
SY1D_L<13> B8 GND
GND B9 Sy1D_L<15>
N.C. B10 GND
VTT B11 N.C.
SY1D_L<16> B12 GND
GND B13 Sy1D_L<13>
SY1D_L<20> B14 GND
VTT B15 Sy1D_L<22>
SY1DP_L<2> B16 GND
GND B17 Sy1D_L<25>
SY1D_L<27> B18 GND
VTT B19 Sy1D_L<29>
SY1D_L<31> B20 GND
GND B21 N.C.
N.C. B22 GND
VTT B23 Sy1D_L<32>
SY1D_L<34> B24 GND
GND B25 Sy1D_L<36>
SY1D_L<38> B26 GND
VTT B27 Sy1DP_L<4>
Connector Pinouts
Section 3 Section 4
C56 D56
C1 GND D1
C2 SY1D_L<3> D2
C3 GND D3
C4 SY1D_L<7> D4
C5 GND D5
C6 SY1D_L<10> D6
C7 GND D7
C8 SY1D_L<14> D8
C9 GND D9
C10 N.C. D10
C11 GND D11
C12 SY1D_L<17> D12
C13 GND D13
C14 SY1D_L<21> D14
C15 GND D15
C16 SY1D_L<24> D16
C17 GND D17
C18 SY1D_L<28> D18
C19 GND D19
C20 SY1DP_L<3> D20
C21 GND D21
C22 N.C. D22
C23 GND D23
C24 SY1D_L<35> D24
C25 GND D25
C26 SY1D_L<39> D26
C27 GND D27
C
SY1D_L<1>
VDD
SY1D_L<5>
VDD
SY1D_L<8>
VCC
SY1D_L<12>
VCC
SY1DP_L<1>
VCC
N.C.
VCC
SY1D_L<19>
VCC
SY1D_L<23>
VCC
SY1D_L<26>
VCC
SY1D_L<30>
VCC
N.C.
VCC
SY1D_L<33>
VCC
SY1D_L<37>
VCC
SY1D_L<40>
C-11