Test Mode - Kenwood ez500 Service Manual

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1. How to enter the test mode
• While holding the Preset 1 and Preset 3 keys, reset the unit.
2. How to exit from the test mode
• Reset the unit, ACC OFF, Power OFF, and Panel detached.
• (Note) The test mode cannot terminated by momentary
power down.
3. Initial status in the test mode
• Sources
• Display
• Volume
• Loudness
• CRSC
• SYSTEM Q
• BEEP
• AUX
• MENU SYSTEM Q : OFF
• Variable model
4. Special display in Tuner mode
TE
L 13942296513
When any of the following messages is displayed in Tuner
mode, the front end may be abnormal.
• "TNE2P NG" : The EEPROM is set to the default (unstable
values) because the F/E was shipped without passing
through the adjustment process, etc.
• "TNCON NG" : Communication with the F/E is not pos-
sible.
5. Forced switching of K3I
• Each press of the Preset 6 key in Tuner mode should switch
K3I from AUTO → Forced Wide → Forced Middle → Forced
Narrow → AUTO. The initial status is AUTO and the dis-
play shows these modes as follows.
• AUTO : FMA
• Forced Wide : FMW
• Forced Middle : FMM
• Forced Narrow : FMN
6. CD Receiver Test Mode Specification
• When resetting to start, forced ejection of CD is prohib-
ited. When a CD is in place, the CD is not recognized
when reset.
www • When the Track up key is pressed, the mechanism jumps
to the following track.
No.9 → No.15 → No.10 → No.11 → No.12 → No.13 →
No.22 → No.14 → No.9 (Return to the first track.)
.
: All OFF
: All segments are lit
: -10 dB (displayed as 30)
: OFF
: OFF regardless of the presence
of switching function
: Flat.
: W h e n p r e s s i n g a ny key s, t h e
buzzer generates a beep at any time
: ON
: Default is white
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i

TEST MODE

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• When the Track down key is pressed, the track goes down
by one from the currently played track.
• When the number of total tracks of the MP3 disc is less
than 9, 1st track is played.
• When a CD being played, by pressing Preset 1 key inter-
mittently, the mechanism can be made to jump to Track
No. 28.
7. Audio-related specifications
• A short press of the Q key initiates the audio adjustment
mode.
• Pressing the
audio adjustment mode.
• Fader is selected to the initial item.
• Continuous holding of a remote controller key is inhibited,
and workings are short press of any keys.
• Bass, Middle and Treble are adjusted in 3 steps of -8 / 0 /
+8 with the Track Up/Down keys (Default : 0).
• Balance is adjusted in 3 steps of L15 / 0 / R15 with the
Track Up/Down keys (Default : 0).
• Fader is adjusted in 3 steps of R15 / 0 /L15 with the Track
Up/Down keys (Default : 0).
Q Q
• HPF is adjusted in 2 steps of OFF / 170Hz with the Track
3 6 7 1 3
Up/Down keys (Default : OFF).
• LPF is adjusted in 2 steps of OFF / 120Hz with the Track
Up/Down keys (Default : OFF).
• Bass f, Bass Q, Bass EXT, Middle f, Middle Q and Treble f
are not dealt with by the audio adjust.
8. Menu-related specifications
• A short press of the PLAY/PAUSE key initiates the Menu
mode.
• Pressing the DNPP key on the remote controller initiates
the Menu mode.
• Continuous holding of a remote controller key is inhibited,
and workings are short press of any keys.
• Contrast is adjusted in 3 steps of 0 / 5 / 10 with the Track
Up/Down keys (Default : 5).
9. Backup current measurement
• When the unit is reset while ACC is OFF (i.e. by turning
Back-Up ON), the MUTE terminal goes OFF in 2 seconds
in place of 15 second. (The CD mechanism is not acti-
vated at this time.)
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.
2 9 9 4 2 8
key on the remote controller initiates the
1 5 0 5 8 2 9 9 4
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EZ500
9 9
2 8 9 9
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