Marantz SR6011 - Page 57

SUBWOOFER ch
s
+20dB
+10dB
0dB
-20dB
-30dB
-40dB
-10dB
+20dB
+10dB
-20dB
-30dB
-40dB
-10dB
LINE IN/EXT IN
SR6011
LEVEL DIAGRAM
SUB WOOFER ch
200mV
+30dB
F
UL
L
SC
AL
E L
E
VE
L
D
OL
B
Y
LIM
I
T
L
EV
EL
(A
L
L c
h
-
3d
BFS)
＋
EXT IN
DSP
x
4
pcs
NJU72343
GAIN
ADJ.
PRE OUT
MUTE
P
CM1690
D/A
－
－
＋
P
L
D
PRE OUT
200mVrms
Headroom:3dB
V
ol
u
me I
C
:
N
J
U7
23
4
3
N
ON
C
L
I
P MA
X
S
I
GN
A
L
L
E
V
EL
4
.2
Vrm
s
1
5
0mV
r
ms
HDAM
GAIN Setting of MASTER VOL 00dB
･DIGITAL IN -2.0dB -0.5dB +14dB = +11.5dB
･ANALOG IN -2.0dB -0.5dB +14dB +3.0dB = +14.5dB
① ②③④ ⑤
①:Basic OFFSET of VOL=0dB (indication valude)
②:Fine-tuning by software Digital input
③:Voltage due to hardware of analog input
④:Correction of Subwoofer
⑤:OFFSET of A/D input
+11.5dB
L
.P
.
F GAI
N
=
+
3
.
3dB
+14.5dB
-2.5dB
LINE IN/EXT IN
-34dBFS(DIG.IN:PCM)
-40dBFS
(DIG.IN:DD
DD INPUT:-30dBFS LFE 30Hz
PCM INPUT:-20dBFS L+R
-37dBFS(A/D IN)
ANA INPUT:200mVrms L+R 30Hz
+11.5dB
2.83Vrms=0dBFS
-10dBFS
-20dBFS
-30dBFS
-40dBFS
PCM1690
Differential Out
-50dBFS
+30dB
57
Caution in
servicing
Electrical Mechanical Repair Information Updating