Sony PCV-R556DS Reference Manual - Page 78

i.LINK Header Connectors, unit mounted behind the front of the chassis. The interface unit connects

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64 VAIO Digital Studio Reference Manual i.LINK Header Connectors The system board has two i.LINK header connectors: 1394HEAD2 and 1394HEAD3. A cable connects the 8-pin header connector (1394HEAD3) to an interface unit mounted behind the front of the chassis. The interface unit connects to the 4-pin i.LINK (IEEE-1394) connector at the bottom of the front panel. The other 8-pin header connector (1394HEAD2) is not used. 1394HEAD2 8 1394HEAD3 8 1 1 i.LINK Header connectors (1394HEAD2 and 1394HEAD3) Pin Signal Name 1 Shell Ground 2 Ground 3 TPA 4 TPB* 5 TPB 6 GroundTPB* 7 Ground 8 VP (Power)* * Uses over-current protection. KY0099.VSD

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VAIO Digital Studio Reference Manual
64
i.LINK Header Connectors
The system board has two i.LINK header connectors: 1394HEAD2 and
1394HEAD3.
A cable connects the 8-pin header connector (1394HEAD3) to an interface
unit mounted behind the front of the chassis. The interface unit connects
to the 4-pin i.LINK (IEEE-1394) connector at the bottom of the front panel.
The other 8-pin header connector (1394HEAD2) is not used.
i.LINK Header connectors (1394HEAD2 and 1394HEAD3)
Pin
Signal Name
1
Shell Ground
2
Ground
3
TPA
4
TPB*
5
TPB
6
GroundTPB*
7
Ground
8
VP (Power)
*
*
Uses over-current protection.
KY0099.VSD
1394HEAD3
1394HEAD2
1
8
1
8