Read Sony ICD-S7 Service Manual online
8
ICD-S7
SECTION 3
TEST MODE
[Setting Method of the Test Mode]
There are two different methods to enter the test mode:
(1) To enter the test mode, turn on the HOLD switch while pressing
There are two different methods to enter the test mode:
(1) To enter the test mode, turn on the HOLD switch while pressing
the STOP key and VOLUME+ key at the same time with the
power on.
power on.
(2) While pressing the VOLUME- key, turn on the power in state
that the test land (TP7101 (side B) or SL7101 (side A)) on the
main board is shorted to GND.
main board is shorted to GND.
[Exiting Method of the Test Mode]
Exit the test mode by turning off the power.
Exit the test mode by turning off the power.
[Initial Status of the Test Mode]
When the test mode is set, the LCD display appears as shown below.
When the test mode is set, the LCD display appears as shown below.
LCD display
102 3C 01 J
Destination information
LPEC version
DSP version
CPU version
LPEC version
DSP version
CPU version
102 3C 01 J
LCD TEST
.
>
SET AREA
.
>
AUDIO TEST
.
>
SLEEP TEST
.
>
BEEP TEST
.
>
SIO TEST
.
>
KEY TEST
.
>
.
>
RESET MENU
>
.
READ DATA
>
.
DC JACK
>
.
USB TEST
>
.
LED TEST
>
.
BATT TEST
>
.
Initial status of test mode
Version display
Destination setting information display
Version display
Destination setting information display
END
TEST MODE
START
TEST MODE
[Operation in the Test Mode]
After entering the test mode, you can move within the test menu by
pressing the . / > key. You can move to the submenu by
pressing the x
After entering the test mode, you can move within the test menu by
pressing the . / > key. You can move to the submenu by
pressing the x
•B key. Then each test mode can be executed.
1. LCD test
• LCD is tested of all light-on and all light-off.
• Use the . / > key to adjust the contrast of the LCD. The
• LCD is tested of all light-on and all light-off.
• Use the . / > key to adjust the contrast of the LCD. The
setting value is written in the EEPROM with the x
•B key. If the
LCD test ends with OK, “**** OK ****” is displayed. If the
LCD test ends with NG, “****NG****” is displayed.
The default value is “0x12”.
LCD test ends with NG, “****NG****” is displayed.
The default value is “0x12”.
x•B
LCD TEST
LCD ALL
LCD OFF
LCD CHECK
LCD ALL
LCD CHECK
:
:
STOP
STOP
STOP
STOP
(select), (set)
.
>
x•B
LCD OFF
2. Setting destination
• NO destination information.
• NO destination information.
3. Audio test
Perform the through-playback and sine wave output.
• Contents of the submenu
Perform the through-playback and sine wave output.
• Contents of the submenu
ADA SP: AD/DA-through-SP mode
ADA LP: AD/DA-through-LP mode
DSP SP: DSP-through-SP mode
DSP LP: DSP-through-LP mode
1 kHz SIN: 1 kHz sine wave output mode
ADA LP: AD/DA-through-LP mode
DSP SP: DSP-through-SP mode
DSP LP: DSP-through-LP mode
1 kHz SIN: 1 kHz sine wave output mode
• Select the microphone sensitivity with the HOLD switch.
ON: High sensitivity
OFF: Low sensitivity
• The VOR detection operation can be checked by the LED.
Sound: The red LED is turned on. No sound: The red LED is
turned off.
• MUTE can be set to “ON” or “OFF” with the ERASE key.
• The sound volume can be adjusted with the VOLUME+ key or
• The sound volume can be adjusted with the VOLUME+ key or
VOLUME- key during the audio test except the MUTE mode.
• The microphone sensitivity, sound volume and MUTE (on/off)
are displayed on the bottom of the LCD.
x•B
SET AREA
JAPAN USB
STOP
x•B
:
:
DSP SP
ADA LP
ADA SP
1K SIN
DSP LP
AUDIO TEST
DSP LP
DSP LP H 10
DSP SP H 10
ADA LP H 10
(select), (set)
.
>
x•B
STOP
STOP
STOP
STOP
[Flow Chart of the Test Mode]
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