-59-
A
A
n
n
n
n
e
e
x
x
C
C
:
:
F
F
r
r
e
e
q
q
u
u
e
e
n
n
t
t
l
l
y
y
A
A
s
s
k
k
e
e
d
d
Q
Q
u
u
e
e
s
s
t
t
i
i
o
o
n
n
s
s
Symptoms
Possible Causes
Recommended Solutions
No display at boot up
The power supply cable is not
plugged in
Plug in the power supply cable
The error message “ cannot find
server” appears on the screen
when access equipment by a web
browser
Network connect error
Check if the manage computer and the
manage port of IDH2-3000 Series has
been connected to a same network
IP address mismatch
Input correct IP address in URL bar
Subnet mismatch, i.e., manage port
of IDH2-3000 Series and computer
locate in different subnet
Modify
the
manage
port
IP
of
IDH2-3000 Series by front panel
operations.
Fail to scan any input programs
Improper connection of BNC cable at
data input.
Check
if
the
cable
is
properly
connected.
BNC cable problem.
Check if the cable is properly worked, or
change the cable.
Fail to scan programs in specific
input
Source device is not working
properly
Check malfunction in the source device
Succeeding device fails to receive
any program
Improper connection of RF output
cable
Connect the RF output cable properly.
Low EPL at RF output
Re-configure output EPL
Succeeding device fails to receive
data in specific output.
The succeeding device is not
working properly.
Check malfunction in the succeeding
device
（
e.g. DVB-C receiver
）
Serious mis-decoding occurs in all
programs.
Program data overflow.
Reduce number of programs or streams
in order to maintain the total output bit
rate under the total modulated output bit
rate.
EPL at RF output is too low or too
high
Re-configure output EPL
There are other output frequencies in
the system
Re-plan system resources with proper
frequency arrangement.
Serious mis-decoding occurs in
specific program.
Preceding device of this program is
not working properly.
Check the configuration errors and
malfunction in the preceding device.
