15
15
STR-DA2100ES
STR-DA2100ES
6-4. BLOCK DIAGRAM – POWER AMP Section –
• SIGNAL PATH
• R-CH is omitted due to same as L-CH.
: AUDIO (ANALOG)
+
+
–
TM601
TM602
BIAS
Q571, 572
BOOSTER
Q573
BOOSTER
Q574
POWER AMP
IC500
POWER AMP
IC400
L OUT
BIAS
Q421, 422
BOOSTER
Q423
BOOSTER
Q424
C OUT
BIAS
Q471, 472
BOOSTER
Q473
BOOSTER
Q474
SBL OUT
BIAS
Q671, 672
BOOSTER
Q673
BOOSTER
Q674
POWER AMP
IC600
MAIN SYSTEM CONTROLLER
IC1101 (4/5)
AF POWER
SENSOR
Q577
CURRENT
DETECT
Q575, 576
AF POWER
SENSOR
Q427
CURRENT
DETECT
Q425, 426
AF POWER
SENSOR
Q477
CURRENT
DETECT
Q475, 476
AF POWER
SENSOR
Q677
CURRENT
DETECT
Q675, 676
RELAY
DRIVE
Q240
RY240
R-CH
RELAY
DRIVE
Q2881
RY2880
RELAY
DRIVE
Q700
RY700
RELAY
DRIVE
Q600
RY600
PHONES
CENTER
SURROUND BACK
(2ND ZONE)
L
R
J1086
TM2880
–
–
+
+
R-CH
R-CH
SURROUND
L
R
–
–
+
R-CH
L
R
LIMITER SWITCH
Q220, 225
AF POWER
PROTECTOR
Q200 – 202
Q255, 256
RELAY
DRIVE
Q400
RY400
SPEAKERS
RELAY
DRIVE
Q2880
RY2881
L
R
+
+
–
–
R-CH
FRONT B
FRONT A
B+
LIMITER SWITCH
Q235
B–
+
+
–
–
w w w . x i a o y u 1 6 3 . c o m
Q Q 3 7 6 3 1 5 1 5 0
9
9
2
8
9
4
2
9
8
T E L
9
9
2
8
9
4
2
9
8
0
5
1
5
1
3
6
7
3
Q
Q
TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299