Kenwood KDC-202U, Service Manual

Page: 13 / 51

(No.WA002<Rev.001>)13/20
z Mode structure
Some Test Modes change according to the current source.
The following table shows the current source in Set and the related test mode status.
z Mode content
Syscom shall display the following information after entering this mode. The operation shown below shall be workable.
z STANDBY Test Mode Specification
Various setting value
Volume 33
BASS BOOST/LOUD OFF
EQ NATURAL
Fader/Balance Center
DEMO Mode Setting OFF
AUX Setting ON
NAVI MUTE Setting for Japan Detecting function valid (ATT)
Model source Test mode
POWER OFF -
Standby STANDBY Test Mode
TUNER UNER Test Mode
CD CD Test Mode
USB -
AUX -
Display content Details
The display is released when another operation is executed.
Product should not be able to power on if sub clock is not functioning.
Operation Display content Details
1 (Toggle)
Syscom version
display Syscom version
All lights ON All lights ON (Switch with other display)
2 (Toggle)
Serial No. display
Serial No. display (8-digit)
∗
Display as it is in hex
All lights ON All lights ON (Switch with other display)
3 (Toggle) All lights ON/OFF All lights ON/OFF with toggle
4 (Toggle)
Information display
iPod verification IC
mount status display
iPod verification IC mount status display
Blank: Verifying
OK: Verification IC mounted
NG: Verification IC not mounted
∗∗
: Non-iPod support model
All lights ON All lights ON (Switch to other display)
5 (Toggle) Preout switch Switch Preout with toggle
6
FL display short
check
All lights ON
→
All lights OFF
→
odd terminal and
even terminal of the largest grid ON alternatively
every 125ms
→
odd terminal ON
→
even terminal
ON
→
(repeat continuously)
SOURCE
transition
Mode release Return to Normal mode
RETURN
(Toggle)
All lights ON/OFF All lights ON/OFF with toggle
Y – S S
S N 0 0 0 0 0 0 0 0
i P o d
i P o d
i P o d
i P o d
:
:
:
:
O K
N G
S W P R E R E A R
S W P R E S U B W -