Read Sony ICD-PX312 / ICD-PX312D / ICD-PX312F / ICD-PX312 M / ICD-PX312M (serv.man2) Service Manual online
ICD-PX312/PX312D/PX312F/PX312M
9
4. Sin test
• A sine wave output is produced.
• A sine wave output is produced.
LCD DISPLAY
B
ENTER
<SIN>
Please Enter
Please Enter
10
/
<SIN>
• A sine wave is outputted.
Initial Value: Play VOL = 20/fs = 44.1 kHz/Stereo
• During operation, change the setting by using the following
key inputs:
[VOL +]: Volume up
[VOL –]: Volume down
• Other operation by the headphone jack insert/extract signal is
based on the operation of the set.
• Press the [
x
] button to return to the test mode screen.
5. Beep test
• Beep sound of 1.3 kHz is output.
• Beep sound of 1.3 kHz is output.
LCD DISPLAY
B
ENTER
<BEEP>
Please Enter
Please Enter
VOL value
[ VOL+ ] : UP
[ VOL
–
] : DOWN
10
/
<BEEP>
1.3KHz ON
• When “Beep Test” is entered, a beep sound of 1.3 kHz is out-
putted from the speaker or the headphone jack. (The destina-
tion where the sound is sent to and the output level are based
on the operation of the set.)
tion where the sound is sent to and the output level are based
on the operation of the set.)
• Press the [
x
] button to return to the test mode screen.
6. LCD Contrast test
• Adjust the LCD contrast.
• Adjust the LCD contrast.
LCD DISPLAY
B
ENTER
<LCD CONT>
Please Enter
Please Enter
<LCD CONT>
Vol : E2
• During operation, change the setting by using the following
key inputs:
[FF]: The contrast value is increased by 1.
(Immediately refl ected)
[REW]: The contrast value is decreased by 1.
(Immediately refl ected)
[PLAY]: The current value is written to the eMMC.
(The default value is updated.)
• Press the [
x
] button to return to the test mode screen.
Note: When the setting is rewritten, the changed value will be retained.
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