Pub. 42004-563A
E3 System Controllers
Page 10 of 16
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Figure 8. Typical Access Panel Interface Connections
A/B Link
In duplicate (A/B) and hot standby (N+1) type systems, connect the A controller and the B controller via
the
A/B
L
INK
module per the drawing below (see Figure 9).
1.
Install the IDC ribbon cable between the
A/B
L
INK
header of the A controller and header
CONA
of
the No. 999-02-3003-00X A/B link interface PCBA.
2.
Install a second IDC ribbon cable between the
A/B
L
INK
header of the B controller and header
CONB
of the No. 999-02-3003-00X A/B link interface PCBA (see Figure 9).
US
C
LISTED
U
US
C
LISTED
U
Figure 9. System Controllers to A/B Link Connections
