Service manual

58
DVR-700/NS-PSW700/NS-P700
DVR-700/
NS-PSW700/NS-P700
1 2
19
3 4 56 78
91011121314
15 16 17 18
20 21
16 DOCK:OK YYY
16. DOCK CHECK
This menu is used to check the DOCK connector without the iPod itself.
With the power to this unit turned off, short between pins No.14 (TX) and No. 18 (RX), between pins No. 1 (PWR)
and No. 17 (ACCPOW) and between pins No. 4 (iPDET) and No. 8 (DGND).
Start the self-diagnostic function and select this menu.
The check result is displayed according to the following display specifications.
Note) Be sure to return the shorted locations to their original state.
DOCK connector
OK = all Y
NG = others
Check item Short pins Result Display
UART loop back test
Pins No.14 (TX)
– No.18 (RX)
OK Y
NG N
iPAP (iPod accessory power)
detection
Pins No.1 (PWR+)
– No.17 (ACCPWR)
IC500 (MAIN P.C.B.)
pin No. 141 state
High Y
Low N
iPDET (iPod installation to
DOCK) detection
Pins No.4 (iPDET)
– No.8 (DGND)
IC500 (MAIN P.C.B.)
pin No. 4 state
Low Y
High N
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