Sony HCD-BX77DBi - SCHEMATIC DIAGRAM - AMP, HEADPHONE SECTION; AMP and Headphone Section Schematic

HCD-BX77DBi
HCD-BX77DBi
3131
5-16. SCHEMATIC DIAGRAM - AMP, HEADPHONE Section -
• See page 36 for IC Block Diagrams.
CN320
C525
R543
C529
R542
R544
C526
R510
R512
R509
C523
R508
C506
R546
C503
R503
C524
R504
R507
R513
R515
R545
C527
C528
R514
C519
C501 C505
C504R505C502R502
C511
R521
C512 R506
CN308
R516R517R518R519
IC601
CN317
R133
R233
C131
C231R232
R132
R537R538R539R540
R587R588R589R590
R583
R582
R581
R533
R532
R531
J301
R541
R524
R523
R536
R535
R534
R586
R585
R584
C531 C581
R522
R501
J500
5P
0.0022
470k
100
35V
100
1/2W
470k
0.0022
2.2k
1k
47k
10p
1k
47
25V
0
47
25V
1k
10p
47k
2.2k
1k
0
10k
2200p
2200p
1k
470
10V
100p 100p
470p47k470p47k
10
50V 470
10 50V 470
7P
STK433-730-E
8P
1k
1k
470p
470p47k
47k
10k10k10k10k
10k10k10k10k
470
470
470
470
470
470
2.2k
2.2k
470
470
470
470
470
470
0.01 0.01
470
470
CH21 IN
CH2 NF
STBY
CH1 NF
CH1 IN
MONITOR
SUB
+PRE
CH2 OUT-
CH2 OUT+-
CH1 OUT-
CH1 OUT+
+VCC
-VCC
-PRE
R-OUT
L-OUT
+B
GND
-B
GND
STBY
MNT
NC
AUDIO-IN L
GND
AUDIO-IN R
HP-R
SP-R
HPGND
HP-L
SP-L
R-IN
L-IN
POWER AMP
2.2K 2.2K
22k22k
AUDIO IN
PHONES
C518
0.1
C515
0.1
C521
EP501
EP502
(CHASSIS)
0.1
C522
0.1
(Page 27)
(Page 29)
(Page 29)