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