
75
CVM
k
2
CONFIGURATION
The probus card has two LEDs that indicates the status of the card and the communications
bus. Whe the led are ON indicates some error in expansion card or in communications bus.
All the possibilities of the LED’s status are showed in the next picture.
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Card
Error
Bus
Error
On
On
On
Off
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Off
Off
On
Off
Card
Bus
Card
Error
Bus
Error
Card
Bus
On: LED ON means error.
Off: LED OFF means that works correctly
4.7.7.4. LEDs information
4.7.7.5. Probus connector
The DB-9 connector hase the followin conguration:
1. Shield.
2. -.
3. “B” Non inverting input/output signal from probus.
4. -.
5. “M5” GND. Data reference potencial.
6. “P5” 5V supply voltage.
7. -.
8. “A” Inverting input/output signal from probus.
9. -.
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