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The LEDs of the SINAUT MD740-1
2
The LEDs of the SINAUT MD740-1
LEDs
S (Status)
Q (Quality)
C (Connect)
S
Q
(Status),
(Quality),
LED
Status
S, Q, C
Fast lighting in sequence
in sequence
Slowly lighting in sequence
Synchronous fast blinking
S (Status)
Blinks slowly
Blinks fast
OFF
ON
Q (Quality)
Blinks slowly
1 x intermittent blinking
2 x intermittent blinking
3 x intermittent blinking
ON always
OFF
C (Connect)
OFF
ON
* When updating the communication firmware, at first the LEDs are slowly blinking in sequence.
Further in the process only the LED S is On.
** Shortly after booking into the GSM network, the quality LED blinks once, thus signalling the field
strength as not sufficient or unknown. Cause: At this stage the device can only register availability
10 von 105
C
(Connect)
LEDs
Power
Status
LAN
VPN
Meaning
Boot procedure
Update*
Error
Device waiting for PIN input
PIN error / SIM error
No GPRS attach
GPRS attach
Booking into the GPRS network
Field strength not sufficient or unknown**
Field strength sufficient
Field strength medium
Field strength high
Waiting for PIN input
No connection
Connection to server/remote station
GPRS: Authentication on and IP
allocation from network successful
SINAUT MD740-1
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