User's Manual

Table Of Contents
Hardware Development Guide of Module Product
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ZM8620_V2
Figure 48 Reference Circuit Design of W_DISABLE_N Signal
4.11 Recommended Upgrade Methods
It‘s recommended to use the one-click software upgrade tool to upgrade through the USB port provided
by ZTEWelink in the Windows system. If the customers want to upgrade the module in other operation
systems, ZTEWelink provides the corresponding reliable tools too.
ZM8620_V2