ICD-BX700, ICD-PX720 - Sony Audio Service Manual (repair manual). Page 11

5-5. Batt AD, DCIN
The current AD value (hexadecimal) of BATT_AD is indicated 
and whether DCIN is present or not is displayed. When DCIN is 
present, BATT_AD is not read. (

>

 displayed)

0/

BATT_AD AD value

N

H

DPC

3550$

N

H

DPC

3550$

DCIN with/without information

#ENTER

Y

''

To exit from this test mode, get back to the menu screen by press-
ing [

x

] button.

5-6. RTC Test
One second update interrupt is set for the RTC. When an interrupt 
occurs, “OK” is displayed. If no interrupt occurs after an elapse of 
three seconds, “NG” is displayed.

“OK”

0,

N

H

DPC

35$

N

H

DPC

35$

“NG”

/(

N

H

DPC

35$

#ENTER

Y

To exit from this test mode, get back to the menu screen by press-
ing [

x

] button.

5-7. USB Test
“USB test” is a VBUS mode to check whether VBUS is present 
or not.

• VBUS Mode
If voltage is supplied to the VBUS upon entry into the mode. 
“VBUS ON” is displayed. If not, “VBUS OFF” is displayed.
When the VBUS is withdrawn in the VBUS present state, “VBUS 
OFF” is displayed. If the VBUS is supplied in this condition, 
“VBUS ON” is displayed.

64

N

H

DPC

VBUS with

VBUS without

0''

N

H

DPC

7#64

0/

N

H

DPC

7#64

#ENTER

Y

To exit from this test mode, get back to the menu screen by press-
ing the [

x

] button.