Panasonic SA-AK78 Service Manual page 22

SA-AK78
D602~606,
615~620
4~14
6 CH LED,AUX,TAPE,TUNER,
CD,CD1~5,T LED
BU2090AF-E2
IC603
LED DRIVE
2 3
4~8
KEY SWITCH
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93
SURROUND
(98)
LIN
(RIN)
88
MIN
6
(11)
AOLT
(AORT)
Q608
POWER
LED7.5V +B10
SUPPLY
+B10
15
VR601
(VOLUME/PLUSE
ENCODE)
1 16
VREF
9 10
M38199MF210F
SYSTEM CONTROL / FL DRIVE
11 36 37
D651
X601
(32.7kHz)
TC9496F-013A
IC802
DIGITAL SOUND
CONTROLLER
1 2 61 64, 66, 68 69 71
65 67
TA2011S
IC605
Q617
MIC MIC
AMP AMP
+B5 +B5
VR603
(MIC VOL)
VR602
(JOG PLUSE
ENCODER)
A
12 13 24 30
IC601
41 38 39 42
SWITCHING SWITCHING
(MBP) (MBP)
Q602 Q603
X602
(6MHz)
22
23
(28)
AOSLT
(AOSRT)
16
AOCT
4,13,
14,25,
26,39,
GNDAL/R,
51,70,
GNDAC,
91,100
GNDASL/R,
GNDR,
GND,
GNDX
9,21,
30,38,
54,62,
VDAR,
86,95,
VDASC,
96
VDASR,
+B7
VDDR,
VDD,
VDN,
VDL/R
72 73 74 75 76
MIC1
MIC2
27 14 15 31 16 25 18 17 34
35 40 99 91 100
Q601
RESET Vcc VREF
Vcc
CONT.
96
98
-VP