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6.5. Indication LED
TFT panel contains four indication LEDs. LEDs are used for indication of TFT
panel current status.
LED label /
colour
State indicated
Indication
SYS / green
TFT panel is ON and its internal temperature is in
the range for full functionality
Light
Device internal temperature is out of range for full
functionality
Blinking
HDD / green
Not used
–
LNK / green
Connecting to 100 Mbps Ethernet network
Light
ACT / green
Data transfer via Ethernet
Blinking
PWR
X1
ETH
X3
AUDIO + RS422
X4
1
LNK
ACT
SYS
HDD
USB
X2
D
IO
2
1
D
IO
1
2
SB
3
G
N
D
4
Vc
c
5
PE
6
Fig. 17 - Location of LEDs
Number
Meaning
1
Indication LED
Location
of LEDs
Legend