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SC-Port Pinouts SC-Port to SC-Port Cable Wiring
Tx
Rx
AA
BB
Cable Wiring
A A
B B
ST-Port Pinouts ST-Port to ST-Port Cable Wiring
Tx
Rx
AA
B
Cable Wiring
A A
B B
B
ATTENTION
This is a Class 1 Laser/LED product. To avoid causing serious
damage to your eyes, do not stare directly into the Laser Beam.
DIP Switch Settings
IMC-21 Series (10/100BaseTX to 100BaseFX)
12345
ON DIP
DIP Switch 1 (Default OFF: FDX)
FDX: Fiber port in full duplex mode
HDX: Fiber port in half duplex mode
DIP Switch 2 (Default OFF: LFP)
LFP: Enables LFP (Link Fault Pass-Through) for
100BaseFX
LFP DIS: Disables LFP for 100BaseFX
DIP Switch 3 (Default OFF: FDX)
FDX: TP port at full duplex mode
HDX: TP port at half duplex mode
DIP Switch 4 (Default OFF: 100)
100: TP port at 100 Mbps
10: TP port at 10 Mbps
DIP Switch 5 (Default OFF: AUTO)
AUTO: TP port in AUTO (auto-negotiation) mode
FORCE: Force TP port into 10M or half duplex mode
After changing the DIP switch setting, you will need to power off and then
power on the IMC-21 to activate the new setting.
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