Fiber Options S711D - Data Translation and LED Summaries; Data Translation Examples Summary; LED Diagnostic Indicator Summary

Fiber Options
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TABLE 20: LED DIAGNOSTIC INDICATORS
LED
NAME COLOR INDICATES / CORRECTIVE ACTION
LEVEL/
Green Sufficient optical power received. No action required.
LOSS
TM
Red Insufficient optical power received. Verify fiber connected & within optical budget, receiver power on.
DATA
Green Logic high into unit. No action required.
IN
Yellow Logic low into unit. No action required.
Off Tristate or disabled condition. Verify data connections, data source powered on.
DATA
Green Logic high received. No action required.
OUT
Yellow Logic low received. No action required.
Off Tristate received or disabled condition. No action required.
ENABLED
Green Mode switch set to valid data format. No action required.
Red Disabled or in Testmode. Check Data Select conforms to desired configuration - may be valid.
Translation
TX
Switch
Setting
RX
Switch
Setting
Comment
TTL à RS232, 3 wire 3 1 Signal level conversion.
RS232, 3 wire à TTL 1 3 Signal level conversion.
TTL à RS422 3 4 Single Ended to Differential Conversion.
RS422 à TTL 4 3 Differential to Single Ended Conversion.
RS232, 3 wire à RS422 1 4 Single Ended to Differential Conversion.
RS422 à RS232, 3 wire 4 1 Differential to Single Ended Conversion.
RS232, 5 wire à RS485 2 7 - A RS232 Handshaking bit is used to indicate tri-state.
RS485 à RS232, 5 wire 7 – A 2 Tri-State detection circuitry activates handshaking bit
TABLE 19: DATA TRANSLATIONS
NOTE: When configuring a pair of transceivers to translate data, the unit originating a signal is considered the transmitter
and the unit receiving and translating the signal is considered the receiver.
DATA TRANSLATIPONS AND LED DIAGNOSTIC INDICATORS - S711D S7711D
TABLE 20: LED DIAGNOSTIC INDICATORS
LED
NAME COLOR INDICATES / CORRECTIVE ACTION
LEVEL/
Green Sufficient optical power received. No action required.
LOSS
TM
Red Insufficient optical power received. Verify fiber connected & within optical budget, receiver power on.
DATA
Green Logic high into local unit. No action required.
IN
Yellow Logic low into local unit. No action required.
Off Tristate or data disconnected. Verify data connections, data source powered on.
DATA
Green Logic high received from remote unit. No action required.
OUT Yellow Logic low received from remote unit. No action required.
Off Tristate or disabled condition. Verify data connections, verify Data Select is Enabled.
Green Mode switch set to valid data format. No action required.
ENABLED
Red Disabled or invalid mode selected. Verify Data Select conforms to desired configuration.
Flashing
Operating in Testmode. May be valid. Verify Data Select conforms to desired configuration.
Red/Green