OHM
（
ChongQing
）
Electronic Technology CO.,LTD.
Tel: 023-68151154 Fax: 023-68151154-803 Service:400-920-9120
Ver.: 2016.01.1.0.3 Operating Manual for TCS-C Page 19 of 28
5.2 Status indicator lamps of receiver
You can observe working status of the receiver via the status indicator lamp window of the
receiver.
¾
Power indicator lamp (ON): When LED green lamp is normally on, this indicates that power
supply to the receiver is normal.
¾
Radio-frequency signal indicator lamp (SQ): When LED red lamp is normally on, this
indicates that the transmitter is not connected with the receiver; when LED red lamp is off,
this indicates that transmitter is connected with the receiver.
¾
Grade 1 protection indicator lamp (SI1): When LED green lamp is normally on, this indicates
that the system is connected and grade 1 protection function is available for use.
¾
Grade 2 protection indicator lamp (SI2): When LED green lamp is normally on, this indicates
that the grade 2 protection function is available for use.
¾
Signal indicator lamp (REV or FB): When LED yellow lamp flash once, this indicates that it
receives one effective data packet sent by the transmitter. (FB-CAN bus system, RM-other C
series system)
