RFL Electronics RFL 9300 - Test Points

29.11 TEST POINTS
The following test turrets on the RFL 93B MO modem module can only be accessed when the module is on a
card extender.
TP1 RX IN - analog signal; should be -17 dBm nominal when J1 is in Position A.
TP2 Should be between +11.4 and +12.6 volts.
TP3 Should be between -11.4 and -12.6 volts.
TP4 RX CLOCK - digital signal; should vary between zero and 5 volts at a 7.2-kHz rate.
TP5 RX DATA - digital signal for recovered data; should vary between zero and 5 volts.
TP6 TX DATA - digital signal for outgoing data received from RFL 93B CC module. This should vary be-
tween zero and 5 volts.
TP7 TX CLOCK - digital signal; should vary between zero and 5 volts at a 7.2-kHz rate.
TP8 TX OUT - analog signal; should be –0 dBm nominal.
RFL 9300 RFL Electronics Inc.
May 5, 2002 29 - 7 (973) 334-3100