Kenwood Ez700SR Service Manual page 19

While adjusting these, "1," "2," or "3" is displayed and when the
adjustment is successful, the 1 digit will display 1 and when
there is an error, the 1 digit will display 0.
3-3-4. S-meter adjustment
AM adjustment (Item ID4) : Preset 2 for Band AM
FM adjustment (Item ID5) : Preset 2 for Band FM2
While adjusting these, "4" or "5" is displayed and when the
adjustment is successful, the 1 digit will display 1 and when
there is an error, 1 digit will display 0.
3-3-5. Seek/Stop/Level adjustment
AM adjustment (Item ID6) : Preset 3 for Band AM
FM adjustment (Item ID7) : Preset 3 for Band FM2
While adjusting these, "6" or "7" is displayed and when the
adjustment is successful, the 1 digit will display 1 and when
there is an error, the 1 digit will display 0.
3-3-6. Verify
Adjustment date verify (Item ID8)
In each band, using a long-push on the Preset 1 key, whether
the adjustment data has been correctly written on the EEPROM
or not can be checked. When the data is successfully written
on the EEPROM, "111" will be displayed. If there is an error or
errors, the item ID will be displayed. (Even if there are 2 or
more errors, only 1 ID is displayed.) If the EEPROM has not
yet been written, "000" will be displayed.
"111" : EEPROM read successful.
"8 0" : EEPROM read un-successful.
"8 1" : There has been an error in the FM tracking filter for
87.9MHz.
"8 2" : There has been an error in the FM tracking filter for
98.1MHz.
"8 3" : There has been an error in the FM tracking filter for
107.9MHz.
"8 4" : There has been an error in the S-meter adjustment
for AM.
"8 5" : There has been an error in the S-meter adjustment
for FM.
"8 6" : There has been an error in the seek/stop/level ad-
justment for AM.
"8 7" : There has been an error in the seek/stop/level ad-
justment for FM.
"000" : EEPROM has not yet been written.
HD RADIO TEST MODE
3-3-7. BER measurement (Ez900HDS only)
BER information obtained from IDM is displayed.
Note : When making BER measurements, please be sure to
input the signal for BER measurements.
• Measurement method
1. Select "Station" in the H/U DISP switching.
2. By pressing Preset 4 key, the unit enters the BER Mea-
3. After 10 seconds, a value will be displayed. When there
3-3-8. IBOC gain adjustment (Ez900HDS only)
The IBOC gain is adjusted by the IBOC Scaling of the BBP
(7730). The objective of this adjustment is to make the analog
and digital levels the same.
• Adjustment Method
1. Select "Station" in the H/U DISP switching.
2. By pressing Preset 5 key, the unit enters the adjustment
3. Using
4. With a long-push of Preset 5 key, the selection is final-
5. When the writing is completed, "GAIN END" is displayed.
6. The values of the IBOC gain values are immediately ef-
Note : At the time of IBOC gain adjustment, the unit must
be in digital signal reception condition.
Ez700SR/Ez900HDS
surement Mode and "10s Wait" message is displayed.
is no error, "0.0E-9" is displayed. Also, if the condition is
such that the BER test cannot be conduced, "No Test"
will be displayed.
1. 03E–4
1 2 3 4
mode and the current value is displayed.
(UP/DOWN) key, adjust the levels. (By a
short-push, 1 bit is adjusted. By a long-push, 8 bit as a
unit is adjusted with 100ms interval.)
ized and it is written to EEPROM.
fective and the values are read off the EEPROM at the
time of booting.
0. 0dB
1 2 3 4
5 6
5 6
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