Sony STR-DA5400ES - Block Diagram - POWER AMP Section

STR-DA5400ES
STR-DA5400ES
3535
6-9. BLOCK DIAGRAM - POWER AMP Section -
• SIGNAL PATH
• R-CH is omitted due to same as L-CH.
: AUDIO (ANALOG)
50
5
SBL PREOUT
C PREOUT
W PREOUT
L PREOUT
FRONT-L
LIMITTER
PROTECT
SL
SBL
C
SL PREOUT
46
45
PRE DRIVE
Q1501 – 1505
BOOSTER
Q1507, 1508
4/8
BIAS
Q1521
CURRENT
DETECT
Q1522, 1523
CURRENT
DETECT
Q1524
LIMITTER
IC1901
LIMITTER
DETECT
Q1907, 1908
LEVEL
DETECT
Q1904 – 1906
BIAS ALIGNMENT
BIAS ALIGNMENT
BIAS ALIGNMENT
BIAS ALIGNMENT
RV1501
HP SW
RELAY DRIVE
Q1402
HP-RY
RY1401
PHONES
J702
R-CH
RELAY DRIVE
Q4001
SP-A
RELAY DRIVE
Q4002
SP-B
RY4001
RY4002
R-CH
L
FRONT A
R
L
R
TM4002
+
−
+
+
+
FRONT B
SPEAKERS
−
−
−
PRE DRIVE
Q1701 – 1705
BOOSTER
Q1707, 1708
BIAS
Q1721
CURRENT
DETECT
Q1722, 1723
CURRENT
DETECT
Q1724
RV1701
RELAY DRIVE
Q4102
REAR-RY
RELAY DRIVE
Q4101
SB-RY
RY4102
RY4101
R-CH
R-CH
L
SURROUND
R
L
R
TM4101
+
−
+
+
+
SURROUND
BACK (ZONE 2)
−
−
−
PRE DRIVE
Q1801 – 1805
BOOSTER
Q1807, 1808
BIAS
Q1821
CURRENT
DETECT
Q1822, 1823
CURRENT
DETECT
Q1824
RV1801
R-CH
R-CH
PRE DRIVE
Q1601 – 1605
BOOSTER
Q1607, 1608
BIAS
Q1621
CURRENT
DETECT
Q1622, 1623
CURRENT
DETECT
Q1624
RV1601
RELAY DRIVE
Q4003
RELAY DRIVE
Q1104
C-RY
PREOUT-RY
PREOUT-RY
HP SW
HP-RY
SP-A
SP-B
REAR-RY
SB-RY
C-RY
PREOUT-RY
HPSW
HP-RY
SP-A-RY
SP-B-RY
REAR-RY
SB-RY
C-RY
RY4003
CENTER
TM4001
+
−
PRE OUT
J1101
SUR
BACK
FRONT
L
R
L
R
SURROUND
L
R
J1102
CENTER
SUB
WOOFER
R-CH
R-CH
R-CH
RY1104
RELAY DRIVE
Q1103
RY1103
RELAY DRIVE
Q1102
RY1102
RELAY DRIVE
Q1101
RY1101
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