Level Diagram - Marantz NR1504 /U1B Service Manual

LEVEL DIAGRAM

R2A15218FP
LINE IN
EXT IN
(SR5008 ONLY)
+20dB
+10dB
LINE IN/EXT IN
200mV 0dB
-10dB
-20dB
-30dB
-40dB
＋
PCM9211
PLD
A/D
DSP
PCM9211
0dBFS=1.06Vrms
-10dBFS
-20dBFS(DIG.IN)
-26.5dBFS(A/D IN)
-20dBFS
-12dB
A/D IN
50mVrms
(-26.5dBFS)
-30dBFS
SW NO
-32dBFS(DIG.IN)
-38.5dBFS(A/D IN)
-40dBFS
LEVEL DIAGRAM
FRONT ch
PCM1690
＋
＋
D/A
－
－
MAX SIGNAL LEVEL
0dBFS
1.41Vrms
PCM1690
DOLBY LIMIT LEVEL (ALLch-3dBFS)
0dBFS
-10dBFS
-20dBFS
+3dB
-30dBFS
+3dB
-40dBFS
89
GAIN
-2.0dB
-2+6.5=+4.5dB
-2+12=10.0dB
-2+12+6.5=16.5dB
MASTER VOL 00dB時のGAIN設定
･SW:YES時(DIGITAL) -2dB =-2.0dB
･SW:YES時(ANALOG) -2dB+ 6.5dB=+4.5dB
･SW:NONE時(DIGITAL) -2dB+12dB =10.0dB
･SW:NONE時(ANALOG) -2dB+12dB+6.5dB=16.5dB
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
ANALOG H/POUT
＋ SPEAKER
MUTE PRE OUT
ZONE2
(SR5008,NR1604 ONLY)
+30dB
SP OUT
4.48Vrms/8Ω
+20dB
+29dB
-35dB
+10dB
0dB
PREOUT
150mVrms
H/POUT
79.6mVrms
-10dB
-20dB
-30dB
-40dB