16
DPX304/DPX308U/DPX404U
DPX-MP3120/U5120/U5120S
TEST MODE
Key
Description of display
Description
■
DISP
Mode transfer
Press and hold for 1 second to enter the TUNER set-
ting adjustment mode (AUTO). When the source is FM,
frequency is switched to 98.3MHz (M/E/K), 83.0kHz (J)
at the start of the adjustment mode.
BAND
Band switching
Every time when the [BAND] key is pressed, the BAND
is switched as shown below.
M/K: FM1
↔
AM, E: FM1
↔
MW/LW, J: FM1
↔
AM1
*
When switching the band in FM
→
AM, switched to
the center frequency.
*
M/J/E type
→
999kHz, K type
→
1000kHz
RETURN
Mode transfer
Only in FM band, transfers to the S-meter voltage
pass and fail evaluation mode.
TUNER setting adjustment mode
Adjust TUNER setting. Only during the TUNER setting adjustment mode, Volume operation by turning the Rotary is prohibited.
After the TUNER setting adjustment, the entire test modes can be cleared with the reset button.
If you do not save the adjustment value after the adjustment, the value is not saved in the Data Flash.
When the level offset value is read out and found to be 0x00 or 0xFF, it is decided that the adjustment is not yet made.
The adjustment starts with the default value (0x3E) when the adjustment is started from the status in which it is not yet made.
q
TUNER setting adjustment mode (AUTO)
Key
Description of display
Description
Normal display
A
S
–
x
x
L
–
x
x
[Level Offset adjustment (Auto)]
S-xx: Current S-meter value (Hex)
L-xx: Level offset value (Hex)
*
When the level offset value is not adjusted (0xFF or
0x00), “– –” is displayed.
ENTER
In automatic
adjustment
A
S
–
x
x
L
–
x
x
Press this key brie
fl
y to start the automatic adjust-
ment.
Automatic
adjustment
complete
Save the
adjustment value
Level offset value
A
D
J
O
K
: X
X
When written to data
fl
ash after automatic adjustment
is completed, level offset value (Hex) of the adjust-
ment result is displayed.
Automatic
adjustment
failure
Failure value
(0xFF) Memory
A
D
J
N
G
Display shown when the automatic adjustment failed.
(Write 0xFF to data
fl
ash. After re-entering adjustment
mode by this, start with “– –”.)
DISP
Adjustment mode
switching
Press the key brie
fl
y to enter the TUNER setting ad-
justment mode (MANUAL).
ATT
Adjustment mode
switching
Press the key brie
fl
y to enter the TUNER setting ad-
justment mode (MANUAL).
RETURN
Mode clear
Clear the adjustment mode to transfer to the TUNER
special display mode.
