Marantz SR 8015 - Level Diagram

FRONT ch
LEVEL DIAGRAM
s
s
s
s
+20dB
+10dB
0dB
-20dB
-30dB
-40dB
-10dB
+20dB
+10dB
-20dB
-30dB
-40dB
-10dB
LINE IN/EXT IN
-10dBFS
0dBFS=1.06Vrms
-20dBFS
-30dBFS
-40dBFS
AK4558 or PCM5102A
AK5358B or PCM1803A
H
/
P
O
U
T
0dBFS=1.980Vrms
-10dBFS
198mVrms
-30dBFS
-40dBFS
200mV
+30dB
S
PK
O
U
T
+2
9
d
B
FU
LL
SCA
L
E L
EV
EL
=2.
00V
r
ms
C
o
n
fig2
(
L
/S
/
S
/N
)
D
O
L
BY
L
IM
I
T
L
E
V
E
L
=1
.
5
Vr
m
s
(5.
1
c
h-
3d
B
FS at 3
0
H
z)
MASTER VOL 00dB時のGAIN設定
･SW:YES時(DIGITAL) -2.5dB =-2.5dB
･SW:YES時(ANALOG) -2.5dB +3.5dB =+1.0dB
･SW:NONE時(DIGITAL) -2.5dB +14dB =+11.5dB
･SW:NONE時(ANALOG) -2.5dB +14dB +3.5dB =+15.0dB
① ② ③
①:VOL=0dB(表示値)時の基本OFFSET
②:SW NON時のOFFSET
③:AD入力時のOFFSET
+9.5dB
+12.5dB
-35dBFS(A/D IN)
＋
＋
LINE IN
EXT IN
H/POUT
TO
ZONE3
＋
SPEAKER
D
SP
x2
p
cs
ANALOG
GAIN
PRE OUTMUTE
TO
ZONE2
AK4558
or
PCM5102A
D/A
－
－
＋
PL
D
AK5358B
or
PCM1803A
2
00
mV
r
m
s
PRE OUT
23
8
.8mV
r
m
s
/
3
3
Ω
4
.24
V
rms/8
Ω
-2.5dB
140mVrms
L
.
P.F G
A
IN=
0
dB
200mVrms
5
0.
0mVr
ms
+14+(20-3)=+29dB
Headroom:3dB
2.82Vrms:A/D FULL SCALE
-23dBFS(A/D IN)
S
W
:
YES
-32dBFS(DIG.IN) 50.0mVrms
35.4mVrms
S
W:N
O
N
E
-8.5dB
－
－
-8.5dB
N
ON CL
I
CP
M
A
X S
I
GNA
L
L
E
V
EL
4
.0Vr
m
s
AD IN=75mVrms
＋
MIC IN
AD IN=299mVrms
NJU72750 ATT:0dB at AUTOSETUP
398mVrms
+36.80dB
+0.5dB
＋
+
1
0
.
1
dB
-6.0dB
1
50m
V
rm
s
-2.5dB
LINE IN/EXT IN
1
40
mV
r
m
s
35
.
4
mVrm
s
-20dBFS(DIG.IN)
(
O
u
t
p
u
t
Z =3
3
Ω)
NJU72751 4in 4out×6pcs
NJU72750 7in 3out
HDAM
onlySR8015
GAIN Setting of MASTER VOL 00dB
Bd5.2- = Bd5.0- Bd0.2- )LATIGID( SEY:WS･
･SW:YES (ANALOG) -2.0dB -0.5dB +3.0dB = +0.5dB
･SW:NONE (DIGITAL) -2.0dB -0.5dB +12.0dB = +9.5dB
･SW:NONE (ANALOG) -2.0dB -0.5dB +12.0dB +3.0dB = +12.5dB
① ② ③ ④ 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:OFFSET of SW NONE
⑤:OFFSET of A/D input
A
CM
1H
B Sensitivity:
-
3
9.0
dB/Pa=1
1
.
2
2
mV/Pa at94dBSPL@Operation Voltage
5.0V
MIC IN
1
1.22mVrms
+35.6dB(1kHz)
Phono IN
＋
Phono IN
PHONO AMP
GAIN:35.6dB(1kHz)
MIC AMP
GAIN:36.8dB
LEVEL DIAGRAM
FRONT ch
NJU72750 7in 3out
NJU72343 8ch Volume
59
Before Servicing
This Unit
Electrical Mechanical Repair Information Updating