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STR-DB895D
18
18
STR-DB895D
: AUDIO (ANALOG)
TM449 (2/2)
+
+
–
–
TM444
BIAS
Q631, 634
BOOSTER
Q602
BOOSTER
Q603
J
FL
SYSTEM CONTROLLER
IC1703(4/6)
CURRENT
DETECT
Q632, 633
CURRENT
DETECT
Q432, 433
CURRENT
DETECT
Q732, 733
5
41
134
3
2
7
118
SURR.RY
HP DETECT
LIMITER.IN
SP.A.RY
4
SP B RY
H/P RY
SB.RY
PROTECTOR
RELAY
DRIVE
Q823
RY806
R-CH
RELAY
DRIVE
Q809
RY449
RELAY
DRIVE
Q811
RY699
RELAY
DRIVE
Q807
RY549
D820
D818
PHONES
CENTER
L
R
J1086
+
+
–
–
TM699
–
–
+
+
R-CH
R-CH
SURR
L
R
SURR
BACK
L
R
RY649
D812
D819
D816
AF POWER
PROTECTOR
Q802, 803,
Q805
RELAY
DRIVE
Q808
RY444
L
R
+
+
–
–
TM449 (1/2)
R-CH
R-CH
FRONT A
FRONT B
RV631
BIAS
PRE DRIVE
Q2201, 2203
BIAS
Q2204, 2205
BIAS
Q2206
BIAS
Q531, 534
BOOSTER
Q502
BOOSTER
Q503
L
SL
RV531
BIAS
PRE DRIVE
Q2401, 2403
BIAS
Q2404, 2405
BIAS
Q2406
BIAS
Q431, 434
BOOSTER
Q402
BOOSTER
Q403
K
C
RV431
BIAS
PRE DRIVE
Q2001, 2003
BIAS
Q2004, 2005
BIAS
Q2006
BIAS
Q731, 734
BOOSTER
Q702
BOOSTER
Q703
M
SBL
RV731
BIAS
PRE DRIVE
Q2701, 2703
BIAS
Q2704, 2705
BIAS
Q2706
+
–
D411
D611
D711
D511
R
SW
• SIGNAL PATH
• R-CH is omitted due to same as L-CH.
CURRENT
DETECT
Q532, 533
SPEAKERS
+
OVER VOLTAGE
DETECT
Q822
B+
6-4. BLOCK DIAGRAM – AUDIO AMP Section –
(Page 17)
(Page 17)
(Page 17)
(Page 17)
(Page 17)
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