8
6.2.1.
Service Mode Function & Canceling The Service Mode
* About service mode menu of SV-SD300
SV-SD300 cannot recording and playback of voice and FM. Therefore, the item of SERVICE 10, 11 and 12 is not used.
* Auto power OFF in operation check modes
Although the audio player is equipped with an auto power OFF function, this function is disabled when executing all operation
check mode menu functions except SERVICE 1.
An automatic power OFF which is unrelated to the auto power OFF function occurs at the completion of MODEL.
Menu Item
Service Mode
Description
Operation After
Menu Selection
Buttons Used
Canceling The
Service Mode
Service Mode Function
SERVICE 1
Switches the
LCD display
mode.
(Backlight
always turns on)
Returns to standard
screen.
[+], [-],
[PLAY/STOP]
Turn power OFF, or
switch back to LCD
display mode.
Because the display content must be checked
during service mode execution, the backlight is
always ON at this menu.
SERVICE 2
Device key
serial number
display.
Service mode is
executed.
None
Turn power OFF.
Verifies that the device key is written without error to
the main PCB's IC4 (Flash ROM).
SERVICE 3
Control button
operation
checks and
remaining
battery capacity
display check.
Service mode is
executed.
[FWD-Skip],
[REW-Skip],
[MODE], [MARK],
[+], [-]
(AD value
measurement)
Turn power OFF.
Displays the rechargeable battery voltage, and the
KEY IN voltage's AD conversion values
(hexadecimal) at the [FWD-Skip], [REW-Skip],
[MODE],[MARK], [+], [-] key operations.
The AD conversion value is used for button
operation checks and for the remaining battery
capacity display.
SERVICE 4
Model and
region display.
Service mode is
executed.
None
Turn power OFF.
Displays the model and region information.
This content cannot be changed.
SERVICE 5
Do not use this mode.
SERVICE 6
Do not use this mode.
SERVICE 7
Do not use this mode.
SERVICE 8
Card
recognition
check.
Service mode is
executed.
None
Open the battery
cover.
Verifies that the SD-card (where audio file is saved)
can be recognized.
SERVICE 9
Checks the
audio playback
operation.
Service mode is
executed.
None
Open the battery
cover.
Performs repeat playback and checks for audio
playback errors.
SERVICE 10
*SV-SD350V
only
Checks the
voice playback
operation.
Service mode is
executed.
None
Open the battery
cover.
Performs repeat playback and checks for voice
playback errors.
SERVICE 11
*SV-SD350V
only
Checks the
voice recording
operation.
Service mode is
executed.
None
Open the battery
cover.
Repeats the "SD-card formatting, full recording
(recording until card's capacity is completely used),
and playback" procedure, and then checks for voice
recording and playback errors.
SERVICE 12
*SV-SD350V
only
Checks the FM
recording
operation.
After tuner tuning,
Service mode is
executed.
[FWD-Skip],
[REW-Skip],
[PLAY/STOP]
Open the battery
cover.
Performs "FM radio reception”, repeats the “SD-card
formatting, full recording (recording until card's
capacity is completely used), recording, and
playback" procedure, and then checks for FM
recording and playback errors.
SERVICE 13
Performs a
device check.
Service mode is
executed.
None
Open the battery
cover.
Checks for malfunctions at the main PCB's IC8 and
IC4, and peripheral circuitry.
MODEL
Model and
region setting.
Model and region
setting.
[+], [-],
[PLAY/STOP]
After completing
the setting, power
is automatically
turned OFF.
Model and region information are rewritten, and it
makes it to the default corresponding to them.
Содержание SV-SD350VGC
Страница 26: ...S 5 ...
