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21

FL Display

Key Operation

Front Key

Item

Description

Mode Name

Volume Setting 
Check

FL Display Check

To check the volume setting of the 
main unit.

To check the FL segment display.
All segments will light up while all LED
blink at 0.5s intervals.

In Doctor Mode:
1. Press [7], [8], [9] button on 
the remote control.

In Doctor mode:
1. Press [1] button on the
remote control.
2. To cancel this mode, press
[0] button on the remote control.

Press [7]: VOL50
Press [8]: VOL35
Press [9]: VOL0

Volume

In this mode, the tray will open & close 
automatically.

Cancellation Display

Loading Test

To determine the open & close 
operation of the CD Mechanism Unit.

Note: Refer to Section 8.3 Figure 8-2
for process flow

Note: Refer to Section 8.3 Figure 8-3
for process flow

Note: Refer to Section 8.3 Figure 8-1
for process flow

.

The counter will
increment by one.
When reach 99999999
will change to 00000000

Cancellation Display

Traverse Test

To determine the traverse unit 
operation for inner & outer access track.

The counter will 
increment by one. 
When reach 99999999 
will change to 00000000

The counter will 
increment by one. 
When reach 99999999 
will change to 00000000

Cancellation Display

Reliability Test 
(Combination)

In this mode,ensure the CD is in the 
main unit.

To determine the traverse unit
operation & open/close operation of the
mechanism.

In this mode,ensure the CD is in the 
main unit.

In Doctor Mode:
1. Press [10]    [2]    [1] button 
on the remote control.

In Doctor Mode:

2. To cancel this mode, press
[0] button on the remote control.

1. Press [10]    [1]    [2] button 
on the remote control.

In Doctor Mode:
1. Press [10]    [1]    [5] button
on the remote control.

2. To cancel this mode, press
[0] button on the remote control.

2. To cancel this mode, press
[0] button on the remote control.

22

FL Display

Key Operation

Front Key

Item

Description

Mode Name

CD

Self- Adjustment 

Test

To  display result of 
self-adjustment for CD.

CD LSI Version
Check

For checking CD LSI Version and
checksum information.

In Doctor Mode:
1. Press [10]    [1]    [4] button 
on the remote control.

In Doctor Mode:
1. Press [4] button on the 
remote control.

Display of auto adjustment
result

Reference table:

ERROR Code

Status
Condition

0   1   2   4   6   8   A   C   E   F

AOC1/AOC2 O        O  O  O  O   O  O  O   -

ABC2/ABC1

O   -   X   O   X  O   X  O   X   -

2

nd

 AOC1

O   -   O   X   X  O   O  X   X   -

FAGC/TAGC O   -   O   O  O   X  X   X   X   -

AGC2

O   -   O   O  O  O   O  O  O

O : OK;
X : NG (In case that time out happens.)
   : Either one of FO AOC, TR AOC and FO
     coarse AGC is NG.
   : If the AGC is NG (ignore others). 

To cancel this mode, press [0]
button on the remote control.

To cancel this mode, press [0]
button  on the remote control.

(Display 2)

(Display 1)

Version (Decimal)

ROM
Type

Year Develop

after
2 sec

Checksum (Hex)

23

Below is the process flow chart of the aging test for the CD Mechanism Unit .

Fig. 1. Reliability Test (Loading)

 

Fig. 2. Reliability Test (Traverse)

 

Fig. 3. Reliability Test (Combination)

24

Self-Diagnostic Function (Refer Section 8.4. Self-Diagnostic Mode) provides information on any problems occurring for the unit and
its respective components by displaying the error codes. These error code such as U**, H** and F** are stored in memory and held
unless it is cleared.
The error code is automatically display after entering into self-diagnostic mode.

FL Display

Key Operation

Front Key

Item

Description

Mode Name

To enter into self diagnostic checking

System will perform a check on any 
unusual/error code from the memory

To clear the stored in memory 
(EEPROM IC)

Self Diagnostic
Mode

Error code 
information

Delete error 
code

Step 1: Select CD mode
             (Ensure no disc is inserted).

Step 2: Press & hold [   ] button 
             follow by  [      

] on 

             main unit for 2 seconds.

Step 1: In self diagnostic mode,
            Press [   ] on main unit.

            To exit, press [

^

/I] on main

            unit or remote control.

Step 1: In self diagnostic mode,
            Press [0] on remote control.

            To exit, press [

^

/I] on main

            unit or remote control.

Example:

/

Cold Start

To active cold start upon next AC
power up when reset start is
execute the next time.

In

self diagnostic mode

:

1. Press [3] button on 
the remote control.