Sony NSX-24GT1 Help Manual page 54

Use the supplied IR Blaster cable for two of three devices. For the other device, VM-50 is
available. For details, see the
When you connect a Cable/Satellite Box or other devices with HDMI cables, IR Blaster cables are
not required if the connected devices are compatible with Control for HDMI.
Tip
See related links:
IR Blaster Settings (Preparing to Control an AV Receiver)
IR Blaster Settings (Preparing to Control Other Devices)
HDMI settings
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Method 2: Connecting the TV to an AV Receiver with an HDMI
cable only
When an AV Receiver supports Control for HDMI, you can control the AV Receiver with the
Keypad via an HDMI connection.
When an AV Receiver supports Audio Return Channel (ARC), you must connect the TV and the
AV Receiver with an HDMI cable to enable the TV to send audio signals. You do not need an
optical digital cable. In this case, connect the HDMI cable to the HDMI IN 1 jack on the TV.
To control devices other than the AV Receiver, use the IR Blaster cable.
When you connect a Cable/Satellite Box or other devices with HDMI cables, IR Blaster cables are
not required if connected devices are compatible with Control for HDMI.
NSX-24GT1/NSX-32GT1/NSX-40GT1/NSX-46GT1
VM-50 website.
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