Test Mode - Kenwood KDC-3025 Service Manual

KDC-3025/325/5026/G
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, momentary power down, ACC OFF, power
OFF, and Panel detached.
• (Note) The test mode cannot terminated by Panel is fall
down.
3. Initial status in the test mode
• Sources : All OFF.
• Display : All segments are lit.
• Volume : -10 dB (displayed as 30)
• Loudness : OFF
• CRSC : OFF regardless of the presence of
switching function.
• SYSTEM Q : Flat.
• BEEP : When pressing any keys, the buzzer
generates a beep at any time.
• DISPLAY TYPE : TYPE A
4. RDS automatic measurement
• An addition to disposal of substitute for visual check PS
display as usual production lines.
• P-CON terminal is OFF by force, when received the PS
data and in case of corrobaration PS display is
"RDS_TEST". ("_" is mean blank.)
• This disposal is test mode only.
• P-CON is switching the source or return with power on→off.
5. Special display in Tuner mode
When any of the following messages is displayed in Tuner
mode, the front end may be abnormal.
• "TNE 2P 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 possible.
6. 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
8

TEST MODE

7.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.
• When this key is pressed, the mechanism jumps to
the following track.
No9 → No15 → No10 → No11 → No12 → No13 →
No22 → No14 → No9 (Return to the first track.)
• When this key is pressed, the track goes down by one
from the currently played track.
• When a CD being played, by pressing [1] key intermittently,
the mechanism can be made to jump to Track No. 28.
8. Audio-related specifications
• A short press of the Q key initiates the audio adjustment
mode.
• Pressing the
adjustment mode.
• Fader is selected to the initial item.
• Continuous holding of a remote control key is inhibited.
• Bass, Middle and Treble are adjusted in 3 steps of -8/0/+8
with the Track Up/Down keys.
• Balance is adjusted in 3 steps of L15/0/R15 with the Track
Up/Down keys.
• Fader is adjusted in 3 steps of F15/0/R15 with the Track
Up/Down keys.
• Volume Offset is adjusted in 2 steps of -8/0 with theTrack
Up/Down keys.
9. Menu-related specifications
• A short press of the MENU key initiates the Menu mode.
Except, tape source is usually press and hold 1 second to
enter the menu mode and short press initiates turn over.
• Pressing the DNPP/SBF key on the remote initiates the
Menu mode.
• Continuous holding of a remote control key is inhibited.
• Contrast is adjusted in 3 steps of 0/5/10 (5x7dot), 0/4/7
(14seg) with the Track Up/Down keys.
10. 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.
key on the remote initiates the audio