EN 26
5.
LX7500R
Diagnostic Software
servtest LX7500R sh 4, 091004
Y
AUDIO TUNER
TEST
Press
PLAY button.
N
Y
EUR
USA
Exit
Service Testprogram.
Display shows
version of the Audio tuner
(Combi board setting)
as long as any key will
be pressed.
else
POWER
switched off?
Service Preset-frequencies
acc. table 2 are copied
to the RAM.
Tuner is normal working
except for the
PROGRAM
and
AUTOPROGRAM
functions.
EUROPE
FM/MW
USA
FM/AM
table 2
table 3
REGION
Key
NEXT
T
PREV
S
STOP
9
PLAY
2
OPEN/CLOSE
manual auto search
manual auto search
preset down
preset up
band switch (FM stereo, FM mono, AM)
Function
PRESET
1
2
3
4
5
6
7
8
87,5 MHz
The Audio tuner test is intended to read out the tuner version selected by the Combi board µP.
The correct tuner version is defined by the version detection resistor 3052 mounted on
the Combi board. 3052 mounted = USA version without RDS.
The stored preset frequencies serve as provision for other tuner modules only.
108 MHz
531 kHz
1602 kHz
558 kHz
1494 kHz
98 MHz
87,5 MHz
98,6 MHz
98,6 MHz
108 MHz
560 kHz
1500 kHz
98 MHz
530 kHz
1700 kHz
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SERVICE PRESET FREQUENCIES
USA
EUR
Y
KEY TEST
Press
PLAY button.
STOP button
pressed?
N
Y
KEY - -
Back to main menu.
X
=5 stands for RC5 code
X
=6 stands for RC6 code
CC
stands for the command code
SS
stands for the system code
NEXT
T
PREVIOUS
S
KEY
KEY CODE
2
3
4
5
6 (exit)
7
8
SOURCE
RECORD
STOP
PLAY/PAUSE
STANDBY/ON
1
OPEN/CLOSE
KEY CODES
table 1
Display shows
Numbers acc. table 1
are indicated as long as a
button is held depressed.
If a button is pressed
on the Remote Control
RC
X
CC
SS
is shown.
Press
S
or
T
button
and select
KEY TEST
Press
S
or
T
button
and select
TUNER