Siemens Maxum II Manual page 23

Power LEDs
Located at the back of the board near the RJ 45 connector
Description
Power
Power Bad
CAC Conn Bad
I C Bus LEDs, Buses A and B
2
Located next to I
Description
LED2/5 Norm/Comm
LED3/6 Warning
LED4/7 Fault
I C Bus Pullup-Active LEDs
2
Located next to battery holder
Description
LED19, 20
Can Bridge LEDs
Located to the left of the far left PCI slot
Description
LED16 Ready/Comm
LED17 Warning
LED15 Fault
Can I/O LEDs
Located next to far left CAN direct connector, CAN direct 5
Description
LED8 TX
LED9 RX
Maxum edition II Analyzer General Maintenance
Manual, August 2018, A5E42019842001
Color and Meaning
Green – 3.3V power is available. Should be on at all times
Red – Power is faulty or SYSCON hardware reset switch is being pressed
Red – Connection from the SIB3 to the CAC3 is faulty or incomplete. After power up, this
LED should turn off once CAC3 to SIB3 connection is completely initialized.
C Bus connectors
2
Color and Meaning
Dim Green – I C Bus is normal
2
Bright Green - I C Bus is communicating
2
Yellow – Warning on the I
Red –I C Bus fault
2
Color and Meaning
The Auto-pullup feature is supplying pullup current on the I
Color and Meaning
Dim Green – Can Bridge is normal
Bright Green – Can Bridge is communicating
Yellow – Warning on the Can Bridge
Red – Can Bridge fault
Color and Meaning
Green – On when a valid CAN I/O message (other than a heartbeat reply) has been received
and queued for processing
Green – On when a CAN message (other than a heartbeat transmission) has been queued
for sending to the CAN hardware
General Maintenance and Troubleshooting
C Bus
2
4.1 Analyzer Status Indicators
C Bus.
2
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