Denon AVR-X1400H - SURROUND BACK Ch

SURROUND BACK ch
DSP
DAC
SPK O UT
SURRO UND BACK
SURRO UND BACK CHANNEL
PLD
CS49844A
G A IN
ADJ.
AVRS730H/X1400H LEVEL DIAG RAM
PO W ERAM P G AIN
+29dB
150m Vrm s
PRE O UT
SPK O UT
4.27Vrms /8ohm
-40dB F S
-30dB F S
-20dB F S
-10dB F S
+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 570ZF256C 5N
NJU72343V
VO L U ME IC : NJU 72343 N O N CLIP M AX SIG NA L LEVEL 4.2Vrm s
DAC
AK4458
1.98V r m s=0dBFS
FULL SCALE LEVEL= 2 .0Vrm s
DO L BY L IM IT L EVEL = 1 .41V rm s ( A LL c h -3dBF S )
L.P.F G A IN = + 0.46dB
-20dBFS (D IG .IN)
SW :YES
-23dBFS (A /D IN )
-2.5dB
+0 .5dB
- S W :YES ( D IG ITAL)
G A IN setting of M ASTER VO L 00dB
- S W :YES ( D IG ITAL)
-2 . 0dB
-2 . 0dB
=-2.5dB
=+0.5dB
(1 ) (2)
+3.0dB
-0 . 5dB
-0 . 5dB
(3 ) (4)
(1 ) : B asic O FFSET of V OL= 0dB ( Indic a t ion v a lude)
(4 ) : O FFSET of S W NO N
(3 ) : V o lt age due to hardw are of analog input
(2 ) : F ine- t uning by softw ar e D ig it a l input
-2.5dB
LINE IN
34
Caution in
servicing
Electrical Mechanical Repair Information Updating