Panasonic SA-AK78 Service Manual page 21

5
(26)
X4
3
(28)
X2
4
(27)
2
(29)
AUX2
7
(24)
8
(23)
AUX1
20
21
C CH
LEVEL SHIFT
LATCH CIRCUIT
SHIFT REGISTER
DATA
17
To CD CHANGER
SECTION
M REQ
M CS
M CK
M SI
M SO
M RST
97
21 22 20 19
32 28 43
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NJU7313AMT2
IC201
INPUT SELECTOR
1
V -B
EE
30
V +B5
DD
15
V
SS
S.WOOFER
6
(25)
M5218AFPE3
IC202
9
(22) (98)
BUFFER
AMP
+B5 -B1
19
X801
(33.8MHz)
14
ST
CK 16
R ch
VREF+
13 9 14,16
M62457FPE1
IC602
SPE. ANALYZER AMP
10 1 12
92 93 94
23
44 3 2 95
88
MIN
93
LIN
(RIN)
TC9496F-012A
IC801
DIGITAL SOUND
CONTROLLER
1
X1
2
X0
61 49 48 64, 66, 68
65 67
8 7
15
1
M38199MF210F
IC601
SYSTEM CONTROL / FL DRIVE
45~56 57~89
FL601 FL1
FL DISPLAY
FL2
21
6
23
(11)
(28)
16
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,
VDDR,
VDD,
VDN,
VDL/R
69 71 72 73 74 75 76
D622,623,
625~632, +B10
637
4~7,
9~15
DPL,SSS,S.ST,D.EQ,C.FCS2,
C.FCS1,V.SURR1,VMR1,3D V.S,
S.POS1,S.WOOF
BU2090AF-E2
IC604
LED DRIVE
3 2 1 16
VREF
32 33
29
90
D665,666,668
VREF
Z601
REMOTE
SENSOR
SA-AK78
+B7