Kenwood KDC-BT7539U Service Manual page 15

b. Press and hold [ ] key for 2 seconds to make the cur-
rent receive level to be the seek stop level in order to
start writing the adjustment values in E2PROM. At the
successful completion of the writing, "EP_WRITE" is
displayed. (In this step, use Local Seek ON/OFF setup
to change the destination of the writing.)
Seek Stop Level Adjustment (Manual)
(Display) MNN_3.98V
(Display) MNL_4.44V
Adjustment values
Contents written in E2PROM as
the initial values are displayed.
a. In the band in which Local Seek ON/OFF is selectable,
Press [AUTO] / [TI] key briefl y to change between Lo-
cal Seek ON and OFF.
b. Use [ ] / [ ] key (which can be pressed and con-
tinuously held) to manually adjust the seek stop level
between 0.00 and 4.49V (K/M), and between 0.00 and
4.70V (E), depending on the destination.
∗ The key keeps functioning downwards after the level
becomes 0.00V but in the meantime the level will be-
come 0.00V as it is displayed.
c. Press and hold [ ] key for 2 seconds to make the volt-
age that is adjusted in the above step to be the seek
stop level and to start writing the voltage in E2PROM.
At the successful completion of the writing, "EP_
WRITE" is displayed. (In this step, use Local Seek ON/
OFF setup to change the destination of the writing.)
5. Press [ ] key briefly to exit from TUNER Adjustment
mode (and to keep running the Test mode).
● RDS automatic measurement (European model)
Add the process to replace the visual inspection of PS
display previously done in the production line.
When it is confi rmed that the PS data has been received
and that the content of the PS is "RDS_TEST", force to
OFF the P-CON terminal. ( The symbol, "_" indicates the
blank. )
→ Make this as the process dedicated for the test mode.
P-CON is recovered by Power OFF→ON.
● Special display in tuner sourse
Error is found in front-end, etc. if indications below are
displayed while in tuner sourse.
• "TNE2P_NG"...... E2PROM (inside front–end) values are
still default (not determined)
• "TNCON_NG"...... Cannot communicate with the front-
end.
TEST MODE
: When at Normal (Local OFF)
: When at Local (Local ON)
KDC-BT7539U/BT8041U
/BT8141UY/BT838U
● K3I forced switching
Every time when [6] key is pressed in tuner FM band,
switched in the following order: AUTO→Forced WIDE
→Forced MIDDLE→Forced NARROW→AUTO. Default
status is AUTO, and displayed as shown below.
• AUTO ... aF1
• Forced WIDE wF1
...
• Forced MIDDLE mF1
...
• Forced NARROW nF1
...
● CD source test mode specifi cation
• Jumps to the following tracks by pressing the [ ] key.
9→15→10→11→12→13→22→14→9 (recursive)
Note that when playing a CD-DA disc and MP3 / WMA
/ AAC / WAV discs with 8 fi les or less, the disc is played
from the 1 track in the normal order.
• Pressing the [ ] key goes back by 1 track from the track
being played.
• While in CD source, press the [1] key ([1] and [FM] keys
are for CD-DA) briefl y to jump to No.28.
• While in CD source, press the [2] key briefl y to jump to
No.14.
• While in CD source, press the [3] key briefl y to display
CD mechanism model name and the version.
Press the [3] key briefl y again to return to the normal dis-
play. (Time code display)
6E20
SERV
BOOT
• While in CD source, press the [6] key ([6] and [AM] keys
are for CD-DA) briefl y to jump to No.15. At this time, the
volume value is set to 27 (2V PRE).
(∗1) Only in the test mode, [1] key, [2] key, [3] key and [6]
key shall be displayed on the multi-function key.
1. Press the [FNC] key briefly to make the multi-
function display.
2. Rotate the control knob on the right side and use
the [ ] / [ ] keys to display the target key in the
center.
3. Press the [ ] key briefl y to fi nalize the display.
(∗2) Perform the same operations as above on the keys,
[1], [2], [3], and [6] on the remote controller.
● AUDIO adjust mode
• Press the [AUD] key briefl y to enter the audio adjustment
mode.
98.1
98.1
98.1
98.1
V0123
V1.23
V1.23
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