Operation
Controls and displays
Panel PC EL 5720
6
93
LDCDS−ELx7xx DE/EN 4.0
6.2.2 Panel PC EL 5720
5
2
0
3
4
S13
S14
S11
S10
S12
S6
S7
F3F2
+
-
F4
Status
Power
Fail
F1
Esc
Enter
F11 F12F6F5 F7 F8 F9 F10
S1
S4
S2
S3
S5
S8
S9
1
ELx7xx010
Pos. Designation
Function
Standard mode Service mode
Switch on mode: Press "" for 5 s
Switch off mode: Press "" or wait for 35 s
Display Application−dependent
Status LEDs Power (green):
l Is ON when the supply voltage is present.
Fail (red):
l Is On when a power supply failure has occurred.
l Is blinking when the screen signal is missing.
Status (yellow):
l Indicates access to a storage medium.
Function keys F1 ... F12: Send key code for Fx Tool: Application−dependent
+: Increase screen brightness
−: Reduce screen brightness
Reset button Reset PC (restart)
Status LEDs Error (red):
l Is lit if a power supply failure has occurred.
l Is blinking when the screen signal is missing.
HD (yellow):
l Indicates access to a storage medium.
Power (green):
l Is lit when the supply voltage is present.
l Flashes (
−−−
−
−−−
−
) in the case of a hardware error.
l Is blinking (
−−
−
−−
−
) when the ACU UPS (optional) is being charged.
l Is blinking (
−−
−−
−−
−−
) when there is a supply voltage failure and the device is being
supplied by the ACU UPS.
l Is blinking (
−
−
−
−
) when the supply voltage of the ACU UPS is too low (e.g.
rechargeable battery is empty or missing).
l Blinks 4 x per second if the ACCU−PACK causes a short circuit or if the CAPS−PACK
is completely discharged.
Special keys Left key block
S1 ... S7: Send key code for Shift−F1 ... Shift−F7
Right key block
S8 ... S14: Send key code for CTRL−F1 ... CTRL−F7
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