User's Manual

SETUP
Power Supply
20 V400M PLUS 3G & V400M BASES INSTALLATION GUIDE
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Disconnect the power pack cord from the power outlet before connecting a power
supply. Connect and route all cables between the terminal, ECR, and PC before
plugging the power pack cord into a wall outlet or surge protector.
Figure 11 Connecting the Power Pack
When the terminal has power and an application is loaded, the application starts
after the initial Verifone copyright screen and displays a unique copyright screen.
If no application is loaded, DOWNLOAD NEEDED appears on the display after
the initial Verifone copyright screen.
USB Power Supply
V400m Plus 3G & V400m Bases can be powered with 5 V supply from USB port
(5 V at 200 mAh) with the following power-saving conditions controlled by the OS:
• Micro-processor operating frequency is set to 300 MHz in CTLS mode.
• Switch off multi-media playback function when CTLS payment mode is
activated.
• Reduce audio output volume.
• Reduce LCD backlight intensity to 30%.
• Switch off keypad backlight.
• BT and WiFi functions.
WARNING
Do not plug the power pack into an outdoor outlet or operate the terminal
outdoors. Disconnecting power during a transaction can cause transaction data
files not yet stored in memory to be lost.
NOTE
Verifone recommends installing a power surge protector to protect against
possible damage caused by lightning strikes and electrical surges.