ZONE2 ch (w/ Source)
+20dB
+10dB
0dB
-20dB
-30dB
-40dB
-10dB
+20dB
+10dB
0dB
-20dB
-30dB
-40dB
-10dB
LINE IN
SR5014
LEVEL DIAGRAM
Distribution
ZONE2(w/ Source)
+15.5dB
200mV
+30dB
SP OUT
4.70Vrms/8Ω
+29dB
LINE IN
＋
SPEAKER
NJU72750
GAIN
ZONE2
NJU72343
PCM5100
D/A
BD3812(AVR-X2600H
、
SR5014,NR1710
）
from
DA SB-ch
PREOUT
157mVrms
＋
-11.0dB
-
DSP
PLD
AK5358B
A/D
PCM5100
D/A
0dBFS = 2.1Vrms
0dBFS
-10dBFS
-20dBFS
-30dBFS
-40dBFS
PCM5100
Differential Out
-10dBFS
0dBFS=1.06Vrms
-20dBFS
-30dBFS
-40dBFS
A/D IN
75.2mVrms
(-23.0dBFS)
AK5358B
-8.5dB
-27dBFS(DIG.IN)
-30.0dBFS(A/D IN)
INPUT: -20dBFS(DIG.IN) PCM
200mV(A/D IN)
MGAIN setting of MASTER VOL 00dB
･SPEAKER OUT(DIG
ITAL)
-2.0dB + 7dB
= +5.0dB
･SPEAKER OUT(ANA
LOG)
-2.0dB + 7dB +3dB
= +8.0dB
･PREOUT(DIGITAL
)
-2.5dB
+ 7dB
-15.5dB
= -11.0dB
･PREOUT(ANALOG)
-2.5dB
+ 7dB
+3dB
-15.5dB = -8.0dB
①
②
③
④
①:Basi
c OFFSET of VOL=0dB
②:OFFSE
T of DWONMIX
③:OFFSET of A/D input
-8.0dB
+8.0dB
+5.0dB
NJU72750
HEOS
BT_TX
-
PCM9211
A/D
To LEGO
-10dBFS
0dBFS=1.06Vrms
-20dBFS
-30dBFS
-40dBFS
PCM9211
Before Servicing
This Unit
Electrical
Mechanical
Repair Information
Updating
49
