Ihse 474 Series - Serial Connection; Analog Audio

Draco KVM Extender
78 2014-04-15
8.4 Serial Connection
Diagnosis Possible Reason Measure
Settings of the serial
interface
 Check Baud rate and general
settings.
No serial connection to
CPU
 Check connection via serial
cable.
Serial device
not operational
No serial connection to
end device (e.g. touch
screen, keyboard)
 Connect serial end device and
switch it on.
 Check connection via serial
cable.
Touch screen
not operational
Hardware handshake
 Adjust serial interface to X-ON /
X-OFF software handshake.
Pos: 120 /806-IHSE/ Hilfe im Problemfall/ Störung am Analog-Audi o-Anschluss/474- xx @ 6\mod_1304586773051 _6.doc @ 51437 @ @ 1
8.5 Analog Audio
Diagnosis Possible Reason Measure
No audio connection to
CPU / audio source
 Connect analog audio source.
 Check audio cable.
No Signal  Switch analog audio source on.
 Activate analog output at CPU /
audio source.
CON Unit:
No signal at
audio output
No audio connection to
audio sink
(e.g. speakers)
 Connect analog audio sink and
switch it on.
 Check connection of audio cable.
No audio connection to
audio source
(microphone)
 Connect analog audio source
(microphone).
 Check connection of audio cable.
No signal  Switch analog audio source on.
 Activate analog output at audio
source.
CPU Unit:
No signal at
audio output
(microphone)
No audio connection to
audio sink (e.g. CPU)
 Check connection to CPU.
 Check connection of audio cable.
 Check audio configuration.
Pos: 121 /806-IHSE/ Hilfe im Problemfall/ Störung am Digital-Audi o-Anschluss/474- xx @ 6\mod_13045868533 79_6.doc @ 51456 @ @ 1