Sony ICD-SX68 Marketing, Руководство по обслуживанию

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ICD-SX68/SX68DR9/SX78/SX78DR9/SX88
11
3. Loop test
Execute the DSP LOOP BACK.
•
Press the [ /MENU] button to return to the test mode
screen.
4. ExtMic Cal
•
The external microphone R and L channels level difference is
calibrated.
•
Press the [
Nx
] button to start calibration.
•
Press the [
x
] button to return to the test mode screen.
5. SetMic Cal
•
The internal microphone R and L channels level difference is
calibrated.
• Press the [
Nx
] button to start calibration.
•
Press the [
x
] button to return to the test mode screen.
6. Beep test
• Beep sound of 1.3 kHz is output.
•
Press the [
Nx
] button to start outputting and press the [
x
]
button to stop.
•
Press the [ /MENU] button to return to the test mode
screen.
7. LCD Cont test
•
Adjust the LCD contrast.
Default value is 10.
•
Adjust the LCD contrast using the [
>
]/[
.
] button.
•
Press the [ /MENU] button to return to the test mode
screen.
8. RTC Interrupt test
•
Perform the self test of the RTC.
•
Press the [
x
] button to return to the test mode screen.
9. Battery test
•
The detected A/D value of the battery remaining power is
checked.
•
Press the [
x
] or [ /MENU] button to return to the test mode
screen.
10. Batt Cnt test
•
The present A/D value of the center of the battery remaining is
checked.
• When the battery is not connected, NG is display.
•
Press the [
x
] or [ /MENU] button to return to the test mode
screen.
11. Batt AC2 test
•
The present A/D value of the side of VBatAC x2 on the error
amplifi ed circuit (IC1603 output) is checked.
•
Press the [
x
] or [ /MENU] button to return to the test mode
screen.
12. Batt AB4 test
•
The present A/D value of the side of VBatAB x4 on the error
amplifi ed circuit (IC1603 output) is checked.
•
Press the [
x
] or [ /MENU] button to return to the test mode
screen.
* : 11, 12 items, refer to following fi g.
13. VBUS test
•
The present value of the VBUS is checked.
If it is connected, OK is display.
•
Press the [
x
] or [ /MENU] button to return to the test mode
screen.
14. Sleep test
•
Sleep is tested.
Note: When <Sleep> is selected, the machine enter the sleep mode. To
exit the sleep mode, turn off the power, by removing the batteries
and reenter the test mode.
15. Menu lnit
•
Press the [
Nx
] button to enter the menu initialization.
•
Press the [
x
] button to return the test mode screen.
16. Key Chk test
•
Key check only is executed when the key is pressed.
•
Press the [
x
] button to return to the test mode screen.
17. Log Output test
•
This is the log output to be used for engineering design.
Note:
Not used.
•
Press the [
x
] button to return to the test mode screen.
18. App Log Out test
•
This is the app log out to be used for engineering design.
•
Press the [
x
] button to return the test mode screen.
19. Convert test
• This is the conversion out to be used for engineering design.
•
Press the [ /MENU] button to exit the test mode.
Test Key SWITCH Description
1
Sound vol-
ume test [VOL +],
[VOL –] The sound volume can be adjusted
(Default value is 20.)
2
Recording
level test
[
.
], [
>
]
Press the [
.
HOLD] switch to ON
for MANUAL mode.
The recording level can be adjusted
(Default value is 30.)
Muting test [DIVIDE / ]
Muting test can be set to “ON” or
“OFF”.
6
Directivity [DIRECTNL]
“ON” or “OFF” of the switch can be
set the directivity of the microphone.
3
Setting of
recording
AUTO/
MANUAL
[
.
HOLD]
OFF: AUTO
ON: MANUAL
4
Sensitivity
/ Limitter
[V-UP]
AUTO ([
.
HOLD] SW:ON):
(OFF: Sensitivity H, ON: Sensitiv-
ity L)
MANUAL ([
.
HOLD] SW:ON):
(OFF: Limitter OFF, ON: Limitter
ON)
5
Selection
of the
external
micro-
phone
[DPC]
Press the [
.
HOLD] switch to ON
for MANUAL mode.
OFF: MIC IN, ON: AUDIO IN
70k
110k
ADIN1
(VCCVBAT)
ErrorAmp
ADIN7
(VBAT_ERR)
ADIN8
(VBAT_CNT)
B
C
A
VBatAB
VBatBC
VBatAC
IC1001
IC1603
Q1664
Q1663
x2SIDE
x4SIDE