Onkyo TX-NR 838

"HDMI 1" to "HDMI 6": Desired HDMI IN jack can be assigned to
CBL/SAT button. If you do not assign a jack, select "-----". To select an
HDMI IN jack already assigned to another input selector, change its
setting to "-----" first.
STB/DVR
Default Value: HDMI 3 (HDCP2.2)
"HDMI 1" to "HDMI 6": Desired HDMI IN jack can be assigned to
STB/DVR button. If you do not assign a jack, select "-----". To select an
HDMI IN jack already assigned to another input selector, change its
setting to "-----" first.
GAME
Default Value: HDMI 4
"HDMI 1" to "HDMI 6": Desired HDMI IN jack can be assigned to GAME
button. If you do not assign a jack, select "-----". To select an HDMI IN
jack already assigned to another input selector, change its setting to "---
--" first.
PC
Default Value: HDMI 5
"HDMI 1" to "HDMI 6": Desired HDMI IN jack can be assigned to PC
button. If you do not assign a jack, select "-----". To select an HDMI IN
jack already assigned to another input selector, change its setting to "---
--" first.
AUX
Default Value: FRONT/MHL
The setting cannot be changed.
TV/CD
Default Value: -----
"HDMI 1" to "HDMI 6": Desired HDMI IN jack can be assigned to TV/CD
button. If you do not assign a jack, select "-----". To select an HDMI IN
jack already assigned to another input selector, change its setting to "---
--" first.