Sony STR-DA3400ES Operating Instructions Manual page 98

Menu [Display Parameters
window] [Display window]
System Settings Naming inputs
[<SYSTEM>] [NAME IN]
Brightness of the display window
[DIMMER]
a)
xxx represent a speaker channel (FL, FR, CNT, SL, SR, SB, SBL, SBR, SW).
b)
You cannot select this setting if your speaker is set to "LARGE".
c)
Depending on the speaker pattern setting, the appropriate Enhanced Surround mode appears.
GB
98
Settings
For details, see "Naming inputs"
(page 84).
100% DOWN, 60% DOWN,
0% DOWN
Initial
Setting
0% DOWN