Wi-Fi Interface Malfunction - Brother P-touch QL-710W Service Manual

[6]

Wi-Fi interface malfunction.

N
Connect the harness.
The interface malfunction.
(Wi-Fi)
Is the Wi-Fi LED
turned on?
Y
Is the harness
of the Wi-Fi PCB
connected?
Y
Replace the main PCB ASSY.
N
The Wi-Fi LED is not
N
turned on even by pressing
the Wi-Fi button.
Y
Does the main PCB
ASSY break down?
Y
Replace the main PCB ASSY.
IV - 11
N
Replace the
SB PCB ASSY.