Sony STR-K990 매뉴얼

c)

For details, refer “Front speakers distance” 

 

(page 47).

d)

For details, refer “Center speaker distance”

 

(page 47).

e)

For details, refer “Surround left speaker distance” 
(page 47).

f)

For details, refer “Surround right speaker 
distance” (page 47).

 

You can adjust the speaker levels and balance 
while listening to the test tone from your 
listening position.

The receiver employs a test tone with a frequency 
centered at 800 Hz.

WARN. 40 The environment 

is noisy.

Make sure the 
environment is 
quiet during Auto 
Calibration.

WARN.  50 The center speaker 

is not connected.

Be sure to connect 
the center speaker.

WARN. 51 The surround 

speakers are not 
connected.

Be sure to connect 
the surround 
speakers.

WARN. 60 The front speaker 

balance is out of 
range.

Reposition your 
front speakers.

c)

WARN.  62 The center speaker 

level is out of 
range.

Reposition your 
center speaker.

d)

WARN. 63 The surround left 

speaker level is out 
of range.

Reposition your 
surround left 
speaker.

e)

WARN. 64 The surround right 

speaker level is out 
of range.

Reposition your 
surround right 
speaker.

f)

WARN. 70 The front speaker 

distance is out of 
range.

Reposition your 
front speakers.

c)

WARN.  72 The center speaker 

distance is out of 
range.

Reposition your 
center speaker.

d)

WARN. 73 The surround left 

speaker distance is 
out of range.

Reposition your 
surround left 
speaker.

e)

WARN. 74 The surround right 

speaker distance is 
out of range.

Reposition your 
surround right 
speaker.

f)

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