Connecting Usb Interface Cable And Ac Adapter; Switching Power On And Off - NEC QB-V850ESFJ3 Preliminary User's Manual

QB-V850ESFJ3 Preliminary User's Manual

2.8 Connecting USB Interface Cable and AC Adapter

Plug the USB interface cable supplied with the QB-V850ESFJ3 into the USB connector of the host machine, and
plug the other side into the USB connector on the rear of the QB-V850ESFJ3.
Plug the AC adapter supplied with the QB-V850ESFJ3 into a receptacle and plug the other side into the power
supply connector on the rear of the QB-V850ESFJ3.
For QB-V850ESFJ3 connector positions, see Figure 2-11.
By replacing the AC plug, the AC adapter can support the voltage from 100 to 240 V. The AC plug for 100 V is
attached when shipped. Replace it with the AC plug for 220 or 240 V (supplied with the QB-V850ESFJ3) when the
AC adapter is used at 220 or 240 V.

2.9 Switching Power On and Off

Be sure to switch the power on and off according to the following procedures.
• Switching power on
<1> QB-V850ESFJ3 power on
<2> Target system power on
<3> Debugger startup
Note In the procedures, <2> is unnecessary if the target system is not connected.
Caution If the wrong sequence was used for the operation, the target system or QB-V850ESFJ3 may fail.
Figure 2-11. Connector Positions
• Switching power off
Note
ZUD-CD-05-0149
Power supply connector
(Connect AC adapter)
USB connector
(Connect USB interface cable)
<1> Debugger termination
<2> Target system power off
<3> QB-V850ESFJ3 power off
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Note