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@ Block Diagram
M5218AP
:
IC301
$V13101D
IC501
POWER
AMP
DRIVE
POWER
HEADPHONES AMP
[Rex) 0
A
(2)
(2)
i
4
8
(5)
e
e
34
(7)
SE.Lch
IN
4)
1
VR601
(VOLUME
/PLUSE
ENCODER)
"ll
A.GND
MIC
|
VOLUME)
|
=
a
AN6558F
Mic
AMP
Q401,D402
D601,602
(SOURCE
DIRECT}
=
}1@ /-@o
DRIVE
"f
CLK/LED
T.GND
| SE-CH530
dl
SPEAKERS
ADI
0573
$601.608-606
OVER LOAD DET.
:
0354
O
fart
OVER LOAD DET. q
-O_-0-
(+8)(3)
Q571,572
0601
PROTECTOR
D781,782
LED DRIVE
+B
(Y7) D600
<P/ (STANDBY)
&,
DATA/RLY
a
NOTES:
CT
1) ( )INDICATES Pin No. OF
RIGHT CHANNEL
2)
a,
aloe
_—
j mm : SOURCE
SIGNAL
|
| >
: MIC SIGNAL
|
| a
J
(+B) (1)
D701~704
Q701,D715
REGULATOR
(4B)(2)
o%
Q702,D716
REGULATOR
(-B) { 2 }
For (E,EG,EP)
areas.
(-B)(1)
705,706
CH)(3)
AN 717
S47 =
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