Denon AVR-X250BT - Page 28

SUBWOOFER ch
REV A M P
SW SUM
REV A M P
D/A O UT
LP F
PR E A M P 1
ELECTR IC
VOLU M E
DSP O UT
D/A
SW W OOFER
M UTE
PREO U T
NJU72340AFH3
2CH IN 0dB
(200m V )
-10dB
-20dB
10dB
20dB
30dB
40dB
AVRS540BT/X550BT/X250BT LEVEL4 DIAG RAM
SUBW OOFER
316m Vrms
VO L 00
+15dB
PREO U T
SUBW OOF E R
D/A
CS42528
0dBFS=5Vpp
DIFF. O U T
=1.77Vrms
-30dBFS(D IG .IN)
0dBFS
-10dBFS
-40dBFS
0dB
-10dB
-20dB
10dB
20dB
30dB
40dB
-20dBF S
FULL SC A LE LEVEL=2Vrm s
DO L B Y LIM IT LEVEL (ALL ch-3dBFS )
SUBW OOFER ch
+8.2dB
DD Conf ig1
-37dBF S (A/D IN )
+8.2dB
+12dB
500m Vrms
PREO U T
SUBW OOF E R
Before Servicing
This Unit
Electrical Mechanical Repair Information Updating
28