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88TK50/R1210
17
Side view of printed---circuit board 2 as well as view of the module front
X12
X22
ST
ABB
General disturbance
SG Module disturbance
Ring redundancy
ABB
HLT Processor halt
SR Disturbance
SZ SV
ER
X2
X2
FE FDDI receiving
FS FDDI sending
SZ Start cycle
SV Station bus transfer
ER Event
X1 Test and service
interface
X2 FDDI inter---
face (PHY B)
X3 FDDI inter---
face (PHY A)
88TK50
ABB
ABB
ST SG
HLT SR
FE FS
X1
X3
X3
1
8
4 5 6 7
2 3
ON
1
8
4 5 6 7
2 3
ON
Not used
1
2
A720
A710
3
4
A740
A730
5
6
A760
A750
S700
S
701
Memory modules:
Order number:
(EPROM programmed)
1
= A710
GJR2397061Pxxxx
2
= A720
GJR2397062Pxxxx
3
= A730
GJR2397063Pxxxx
4
= A740
GJR2397064Pxxxx
5
= A750
GJR2397065Pxxxx
6
= A760
GJR2397066Pxxxx
Remarks on single PROMs:
Under the order no. for the complete module, the complete set
of memory modules for the basic program of the module will
be delivered.
Note:
In addition to the component parts, the position on the
printed---circuit board is indicated.
xxxx = Position number indicating the applicable program
version.