Test Mode - Kenwood CKDC-395 Service Manual

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How to enter the test mode
While simultaneously press PRESET "1" key and PRESET "3"
key, press "RESET" button.
How to release the test mode
Press "RESET" button. (The release cannot be achieved in
the conditions of POWER OFF and ACC OFF.)
Initial conditions of the test mode
• The source is "STANDBY".
• The displays all lit up.
• The volume is at –10dB (The display shows "30".)
• LOUD is "OFF".
• CRSC is "OFF".
• SYSTEM Q is "NATURAL".
• BEEP is sounded at all time with the key depressed for less
than 1 second.
Special displays when all indicator lights are lighted
When "PRESET" keys are pressed while all indicators for the
STANDBY sources are lighted, the following displays will ap-
TE pear.
L 13942296513
PRESET • Version display (4 digits : month, date)
"1" key (4digits : hour, minute)
(Display) : XXXX xxxx
PRESET • Serial number display (4 digits) (4 digits)
"2" key (Display) : XXXX xxxx
PRESET • When pressed for less than 1 second : POWER ON
"3" key time display (STANDBY source time is not counted.)
(Display) : _ _ _ X xxxx
* The display is cleared by pressing the key for more
than 2 seconds.
PRESET • When pressed for less than 1 second : CD operation
"4" key time display
(Display) : _ _ _ X xxxx
* The display is cleared by pressing the key for more
than 2 seconds.
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TEST MODE

MAX 60,000 (hours)
MAX 60,000 (hours)
x ao u163
y
i
CKDC-395/395A/495
2 9
8
PRESET • When pressed for less than 1 second : CD EJECT
"5" key number display
(Display) : _ _ _ X xxxx
* The display is cleared by pressing the key for more
than 2 seconds.
PRESET • When pressed for less than 1 second : Panel open/
"6" key close number display
(Display) : _ _ _ X xxxx
* The display is cleared by pressing the key for more
than 2 seconds.
"FM" • ROM CORRECTION version display
key (Display)
Effective : Rxxx (x : number)
Not effective (When not able to read) : R – – –
Not effective (When version is different) : R
"AM" • IC10 adjustment status (Refer to "ADJUSTMENT" on
key the following page.)
(Display)
Q Q
Adjustment complete : E2OK
3 6 7 1 3 1 5
Adjustment not completed : E2ER
Communication error : ICER
* When other than "E2P _ OK _ _" , Pin No. 30 will
become "H".
" " • Mechanism error detection status
• Communication error → Error No. 1 → Error No. 2 →
key
Error No. 3 → Communication error (Error No. 1 is the
most recent error.)
(Display)
Communication OK : ICOK
Communication error : ICER
Not detected : En – – (n : 1~3)
Detected : En
* The display is cleared by pressing the key for more
than 2 seconds.
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.
9 4 2 8
MAX 60,000 (times)
MAX 600,000 (times)
0 5 8 2 9 9 4 2 8
( : error code)
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9 9
9 9
9