Denon AVR-S730H, Service Manual

Page: 34 / 148

SURROUND BACK ch
DSP
DAC
SPK O UT
SURRO UND BACK
SURRO UND BACK CHANNEL
PLD
CS49844A
G AIN
ADJ.
AVRS730H/X1400H LEVEL DIAG RAM
PO W ERAM P G AIN
+29dB
150m Vrm s
PRE O UT
SPK O UT
4.27Vrm s/8ohm
-40dBFS
-30dBFS
-20dBFS
-10dBFS
+30dB
-50dB
+20dB
+10dB
-30dB
-40dB
-20dB
-10dB
(200m Vrm s) 0dB
-50dB
+20dB
+10dB
-30dB
-40dB
-20dB
-10dB
(200m V)
2CH IN 0dB
AK4458VN
5M 570ZF256C5N
NJU72343V
VO LUM E IC : NJU72343 NO N CLIP M AX SIG NAL LEVEL 4.2Vrm s
DAC
AK4458
1.98Vrm s=0dBFS
FULL SCALE LEVEL=2.0Vrm s
DO LBY LIM IT LEVEL= 1.41Vrm s (ALL ch -3dBFS)
L.P.F G AIN = +0.46dB
-20dBFS(DIG .IN)
SW :YES
-23dBFS(A/D IN)
-2.5dB
+0.5dB
- SW :YES (DIG ITAL)
G AIN setting of M ASTER VO L 00dB
- SW :YES (DIG ITAL)
-2.0dB
-2.0dB =-2.5dB
=+0.5dB
(1) (2)
+3.0dB
-0.5dB
-0.5dB
(3) (4)
(1):Basic O FFSET of VO L=0dB (Indication valude)
(4):O FFSET of SW NO N
(3):Voltage due to hardware of analog input
(2):Fine-tuning by software Digital input
-2.5dB
LINE IN
34
Caution in
servicing
Electrical
Mechanical
Repair Information
Updating