Read Sony ICD-B100 / ICD-B200 Service Manual online
8
ICD-B100/B200
2) MOJI test
The MOJI test is intended to show the character display (characters/
digits). When this test mode is selected, the initial screen displays
the blinking characters “MOJI”. The MOJI test is executed by
pressing the Bx key while the “MOJI”characters are blinking.
Pressing of the x STOP key during any display of the MOJI test
will return to the initial screen for LCD test. The MOJI test includes
the following displays:
The MOJI test is intended to show the character display (characters/
digits). When this test mode is selected, the initial screen displays
the blinking characters “MOJI”. The MOJI test is executed by
pressing the Bx key while the “MOJI”characters are blinking.
Pressing of the x STOP key during any display of the MOJI test
will return to the initial screen for LCD test. The MOJI test includes
the following displays:
3-3-5. BEEP test
The beep test is intended to sound 2.4 kHz beeps. When this test
mode is selected, the initial screen displays the blinking characters
“BEEP”. The beep test is executed by pressing the Bx key while
the “BEEP” characters are blinking. By pressing the x STOP key,
the beep sound will stop returning you to the initial screen for beep
test. The beep test includes the following displays:
mode is selected, the initial screen displays the blinking characters
“BEEP”. The beep test is executed by pressing the Bx key while
the “BEEP” characters are blinking. By pressing the x STOP key,
the beep sound will stop returning you to the initial screen for beep
test. The beep test includes the following displays:
Initial screen
for LCD TEST
for LCD TEST
STOP
This cycle is repeated until
the
the
key is pressed (toggle).
Character display
3-3-6. Battery value
The voltage value of the battery inserted into the set is displayed in
hexadecimal format. The value is invalid when the adapter is inserted.
hexadecimal format. The value is invalid when the adapter is inserted.
STOP
Initial screen
for BEEP TEST
for BEEP TEST
beep
3-3-7. DSP LOOP test
The DSP loop test has the following flow:
DSP
MIC
MIC AMP
POWER
AMP
SPEAKER
Note : Incoming voice data from the MIC is outputted to the
speaker as it is.
speaker as it is.
Voice
Voice
VOICE
Voice
Voice
Battery voltage value
(HEX value)
(HEX value)
BATTERY display screen
The initial screen for DSP loop test displays the blinking characters
“DSP”. The DSP loop test is executed by pressing the Bx key
while the “DSP” characters are blinking. Pressing of the x STOP
key during any display of DSP loop test will return you to the initial
screen for DSP loop test.
The volume can be changed by using the VOLUME+ or VOLUME–
key. The volume value can be set to 0 to 30 levels, but is not displayed
on the screen when changed. The DSP loop test includes the
following displays:
“DSP”. The DSP loop test is executed by pressing the Bx key
while the “DSP” characters are blinking. Pressing of the x STOP
key during any display of DSP loop test will return you to the initial
screen for DSP loop test.
The volume can be changed by using the VOLUME+ or VOLUME–
key. The volume value can be set to 0 to 30 levels, but is not displayed
on the screen when changed. The DSP loop test includes the
following displays:
STOP
STOP
STOP
SP MODE
LP MODE
HQ MODE
Initial screen for
DSP LOOP TEST
Note: The volume value can be set to 0 to 30 levels,
but is not displayed on the screen when changed.
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