9
DIAGNOSTIC
DIAGNOSTIC
DIAGNOSTIC
DIAGNOSTIC
If some problem arises in the usage of CRX2
CRX2
CRX2
CRX2----R
R
R
R and CRX2
CRX2
CRX2
CRX2----T
T
T
T you can check the
following table that list the most common problems and solutions:
PROBLEM
PROBLEM
PROBLEM
PROBLEMS
S
S
S
POSSIBLE SOLUTIONS
POSSIBLE SOLUTIONS
POSSIBLE SOLUTIONS
POSSIBLE SOLUTIONS
The led of CRX2
CRX2
CRX2
CRX2----T
T
T
T
or CRX2
CRX2
CRX2
CRX2----R
R
R
R does not
work
•
To check the two power suppliers if they are not
damaged.
•
To check if the power suppliers are correctly connected
to the domestic AC power network.
•
If the CRX2
CRX2
CRX2
CRX2----T
T
T
T is not working try to regulate the level of
coaxial signal in the CRX2
CRX2
CRX2
CRX2----R
R
R
R trimmer.
The IR infra red
signal of original
remote unit
is not transmitted
by CRX2
CRX2
CRX2
CRX2----T
T
T
T
•
To check if the extension IR of CRX2
CRX2
CRX2
CRX2----T
T
T
T is correctly
orientated towards the remote audio/video equipment IR
reception point without obscuring obstacles.
•
To check the correct working of original remote unit
with its associated audio/video equipments. If the
batteries have a low level try to substitute them.
•
If the CRX2
CRX2
CRX2
CRX2----T
T
T
T has led always switched off to check if all
TV taps/splitters have frequency range from 5 to 860
MHz.
•
To check if there is a voltage source in the cables that
could interfere.
•
To check if there are line amplifiers in the connecting
coaxial cable.
•
To check all TV taps/splitters have the return channel.
The IR infra red
signal of original
remote unit
is transmitting
correctly but
audio/video TV
signal is disturbed
•
Try to decrease the amplitude voltage level in CRX2
CRX2
CRX2
CRX2----R
R
R
R.
The CRX2
CRX2
CRX2
CRX2----T
T
T
T led
flashes but the
remote equipment
does not answer
Only expert usage
Only expert usage
Only expert usage
Only expert usage
•
Try to regulate the IR frequency regulator beetwen 20
KHz to 50 Khz checking the output. By default the
frequency is 37 KHz.
