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8
5.2.1.
Service Mode Function & Canceling The Service Mode
* About service mode of SV-SD310
SV-SD310 cannot recording and playback of voice and FM tuner.
Therefore, the item of [VOICE PLAY], [VOICE REC] and [FM REC] are cannot used.
Therefore, the item of [VOICE PLAY], [VOICE REC] and [FM REC] are cannot 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 LCD SETTING.
An automatic power OFF which is unrelated to the auto power OFF function occurs at the completion of MODEL.
check mode menu functions except LCD SETTING.
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
EL SETTING
Switches the
EL display
mode.
(EL always
turns on)
EL display
mode.
(EL always
turns on)
Returns to standard
screen.
screen.
[+], [-],
[PLAY/STOP]
[PLAY/STOP]
Turn power OFF, or
switch back to EL
display mode.
switch back to EL
display mode.
Because the display content must be checked
during service mode execution, the EL is always
ON at this menu.
during service mode execution, the EL is always
ON at this menu.
DEVICEKEY NO
Device key
serial number
display.
serial number
display.
Service mode is
executed.
executed.
None
Open the battery
cover.
cover.
Verifies that the device key is written without
error to the main PCB's IC1 (SD system LSI).
error to the main PCB's IC1 (SD system LSI).
AD INFO
Control button
operation
checks and
remaining
battery capacity
display check.
operation
checks and
remaining
battery capacity
display check.
Service mode is
executed.
executed.
[FWD-Skip],
[REW-Skip],
[MODE],
[SELECT],
[MARK], [+], [-]
(AD value
measurement)
[REW-Skip],
[MODE],
[SELECT],
[MARK], [+], [-]
(AD value
measurement)
Open the battery
cover.
cover.
Displays the rechargeable battery voltage, and
the KEY IN voltage's AD conversion values
(hexadecimal) at the [FWD-Skip], [REW-Skip],
[MODE],[SELECT],[MARK], [+], [-] key
operations.
The AD conversion value is used for button
operation checks and for the remaining battery
capacity display.
the KEY IN voltage's AD conversion values
(hexadecimal) at the [FWD-Skip], [REW-Skip],
[MODE],[SELECT],[MARK], [+], [-] key
operations.
The AD conversion value is used for button
operation checks and for the remaining battery
capacity display.
MODEL INFO
Model and
region display.
region display.
Service mode is
executed.
executed.
None
Open the battery
cover.
cover.
Displays the model and region information.
This content cannot be changed.
This content cannot be changed.
INITIALIZE
Do not use this mode.
FLASH READ
Do not use this mode.
FLASH WRITE
Do not use this mode.
CARD IN/OUT
Card
recognition
check.
recognition
check.
Service mode is
executed.
executed.
None
Open the battery
cover.
cover.
Verifies that the SD-card (where audio file is
saved)
can be recognized.
saved)
can be recognized.
AUDIO PLAY
Checks the
audio playback
operation.
audio playback
operation.
Service mode is
executed.
executed.
None
Open the battery
cover.
cover.
Performs repeat playback and checks for audio
playback errors.
playback errors.
VOICE PLAY
*SV-SD370V
only
*SV-SD370V
only
Checks the
voice playback
operation.
voice playback
operation.
Service mode is
executed.
executed.
None
Open the battery
cover.
cover.
Performs repeat playback and checks for voice
playback errors.
playback errors.
VOICE REC
*SV-SD370V
only
*SV-SD370V
only
Checks the
voice recording
operation.
voice recording
operation.
Service mode is
executed.
executed.
None
Open the battery
cover.
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.
(recording until card's capacity is completely
used), and playback" procedure, and then
checks for voice recording and playback errors.
FM REC
*SV-SD370V
only
*SV-SD370V
only
Checks the FM
recording
operation.
recording
operation.
After tuner tuning,
Service mode is
executed.
Service mode is
executed.
[FWD-Skip],
[REW-Skip],
[PLAY/STOP]
[REW-Skip],
[PLAY/STOP]
Open the battery
cover.
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.
“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.
MODEL
Model and
region setting.
region setting.
Model and region
setting.
setting.
[+], [-],
[PLAY/STOP]
[PLAY/STOP]
After completing
the setting, power
is automatically
turned OFF.
the setting, power
is automatically
turned OFF.
Model and region information are rewritten, and it
makes it to the default corresponding to them.
makes it to the default corresponding to them.
VERSION
Internal version
display.
display.
Service mode is
executed.
executed.
None
Press any key or
leaving for 10
seconds.
leaving for 10
seconds.
Displays the internal version.
WAKEUP COUNT Use history
display.
Service mode is
executed.
executed.
None
Open the battery
cover.
cover.
Displays the use history memorized in FLASH.
(Normally power off history)
(Normally power off history)
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