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CUSTOMER
SUPPORT
INFORMATION
FEBRUARY 1993
MX330A-C
MX330A-D
3174/3274 I-Mux
POWER
TX RX
TX
RX
ERR DA
TA
ERR DA
TA
ERR DA
TA
DATA
ERR
ERR D
ATA
FIBER OPTIC
COPPER
LINK
MUX PORT
3174/3274 I-MUX
0
1
2
3
POWER
TX RX
TX
RX
DATA
DATA
DATA
DATA
DATA
FIBER OPTIC
COPPER
LINK
CONTROLLER PORT
3174/3274 I-MUX
0
1
2
3