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CHAPTER 4 NDA-24282
Page 92
Revision 1.0
PH-BS16 (PBI)
4. Lamp Indications
The contents of lamp indications of this circuit card are shown in the table below.
LAMP NAME COLOR STATE
ACT
Green Remains lit while the CPU which controls this circuit card is in ACT state.
Red Lights with PBI Make Busy switch and MB switch turned on.
OPE Green Lights when the CPU has accessed to this circuit card.
PWRALM Red Lights when the On-Board Power Supply equipped on this circuit card is faulty.
EQBY Green Remains lit while the circuit card is in equipment busy state.
B-OPE0
Green Remains lit while BUS No. 0 of this circuit card is data transmitting and receiving.
Red
Lights when BUS No. 0 of this circuit card has been placed into make-busy state by
SP or PBI Make Busy switch has been turned on.
B-OPE1
Green Remains lit while BUS No. 1 of this circuit card is data transmitting and receiving.
Red
Lights when BUS No. 1 of this circuit card has been placed into make-busy state by
SP or PBI Make Busy switch has been turned on.
TRBSY Green Lights when the send memory of this circuit card is busy.
RVBSY Green Lights when the receive memory of this circuit card is busy.
M-OPE Green Lights when the data have been received from M-BUS.