Sony NPA-MQZ1K Multi Battery Adapter Kit - Manual (Page 136)

You cannot select a connected device.
Check the cable connection.
Related topics
Using the TV with Other Devices
[140] Connected devices | Connected devices
You cannot find a connected BRAVIA Sync HDMI
device.
Check that your device is BRAVIA Sync-compatible.
Make sure that [Control for HDMI] is set up on the BRAVIA Sync-compatible device and
[BRAVIA Sync settings] — [BRAVIA Sync control] is set up on the TV.
Related topics
BRAVIA Sync-compatible devices
[141] Connected devices | Connected devices
You cannot turn off the cable/satellite box using the
TV's remote control.
Cable/satellite box control compatible models have [Cable/Satellite box setup] in [Settings]
— [Channels & Inputs] — [External inputs].
[142] Connected devices | Connected devices
An external device (such as a cable/satellite box)
cannot be controlled using the TV's remote control.
(Cable/satellite box control compatible models only)