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TA-MR2ES
3-1. BLOCK DIAGRAM – AUDIO SECTION –
J300
IC300
BUFFER
3
L
1
2
AUDIO IN
R
R-CH
IC301
BUFFER
3
1
L
2
AUDIO OUT
R
R-CH
IC305
AUDIO SENSE
3
1
2
Q300,350
DET
8 15
TA-MR2ES
IC303
ELECTRIC VOLUME
20
8
VRIN
OUT 23
8 16
DATA
TRIM 24
13
17
25
IC304
OP AMP
5
7
6
1
2
3
4
5
6
7
NC
IC405
BUFFER
14
13
12
11
10
9
8
+5V
31
51
52
IC400(1/2)
AUDIO SENSE
SYSTEM CONTROLER
IC601
POWER AMP
Q653
8
8
IN2
+VOUT2 12
BOOSTER
Q651,652
LIMMITER
11
9
CONTROL
Q654
BOOSTER
44
25
6
6
Q201
Q655,656
Q607,608,609
RELAY
+12V
CURRENT
PROTECTOR
DRIVE
DETECTOR
RY202
TM650
L-CH
SPEAKER
TM600
R-CH
• R-CH is omitted due to same as L-CH.
• Signal Path
: AUDIO
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