Panasonic SA-AK18 Service Manual page 48

SA-AK18
59 58 57 56 55 54 53 52 51
-28.5V
((-28.5V))
<-28.5V>
GRD9 50
49
GRD8
SPC 48
SPB
47
SPA
46
CHG_PLGR
45
CHG_SW1 44
CHG_SW2 43
MBP2 42
MBP1 41
VSS
40
2.3V((2.3V))<2.3V>
XOUT
39
2.3V((2.3V))<2.3V>
XIN
38
2.4V((2.4V))<2.4V>
XCOUT 37
1.7V((1.7V))<1.7V>
36
XCIN
4.9V((4.9V))<4.9V>
35
/RESET
SYNC 34
ECONO 33
32
DCDET
RMT 31
22 23 24 25 26 27 28 29 30
R911
47K
C647
0.01
R961
10K
C667
0.01
16
1
2.5V
((2.5V))
<2.5V>
C668
50V0.1
C669
50V0.1
SPEANA R912
100K
71
.1
R953
2.7K
02
1
20 19 18 17 16 15 14 13 12 11 10
CP605
Q610
R938
0V
2SA933SSTA
4.7K
((0V))
POWER SUPPLY
<0V>
Q611
10K
KRC102MTA
10K
POWER SUPPLY
0V
CONTROL
((0V))
R915
<0V>
330
RVD1SS133TA
D633,D634,
D635.D639
RVD1SS133TA
-28.5V((-28.5V))<-28.5V>
-12.9V((-12.9V))
D633
<-12.9V>
-12.9V((-12.9V))
D634
<-12.9V>
-12.9V((-12.9V))
D635
<-12.9V>
-30.6V((-30.6V))
D639
<-30.6V>
0V((0))<0V>
R966 100
0V((0))<0V>
4.9V((4.9V))<4.9V>
R967 100
0V((0))<0V>
Q609
C656
0V((0))<0V>
68P
0.9V
R917
C657 ((0.9V))
680 68P <0.9V>
0V
R920
330K
((0V))
<0V>
R918
X601
10M
0V
C651 C654
3V((3V)) ((0V))
18P
<3V> 15P <0V>
5V ((5V))
Q608
<5V>
R926
4.9V((4.3V))<5V>
1K
R932
4.9V 22K
((4.9V)) R933
R923
470
<4.9V>
C662
10K
50V2.2
0V
22K
((0V))
22K <0V>
0V
((0V)) RVD1SS133TA
<0V>
Q607
Q607
KRC103MTA
RESET CONTROL
R924
Q608,Q609
22K
KTC3199GRTA
X'TAL CONTROL
C650
0.01
5V
((5V))
<5V>
15 14 13 12 11 10 9
IC603
IC603
M62457AFPE1
SPECTRUM
ANALYZER AMP
2 3 4 5 6 7 8
2.5V
((2.5V))
<2.5V>
R942
100K
R969 C649
100K
16V10
C648
50V0.1
9 8 7 6 5 4 3 2 1
TO
MAIN/TUNER
CIRCUIT
(CN303) ON
SCHEMATIC
DIAGRAM-5
1K
RESTSW
Q611
Q902
ECONO
0V
((0V))
4.3V
5V
<0V>
((4.3V))
((1V))
<4.3V>
SUBQ <5V>
0V
4.7K
SYS6V
((1.2V))
4.7K
<0V>
0V
D643
((0V)) Q901
<0V>
BLKCLK
5V
((0.5V))
SPC
<5V>
SPB
Q903
SPA
CHG_PLGR
R948
4.7K
SW1 /CDRST
SW2
R954
10K
D647
MA700ATA
SQCLK/ST_DO
R955
5.6K
0V
((0V))
R945 100
PLLCE
<0V>
R946 100
PLLDA
R947 100
PLLCLK
0V
D644
((0V))
RVD1SS133TA
<0V>
CD
DCDET
D645
RVD1SS133TA
R950
VREF+
22K
SYNC
PLLCE1
VREF+
DVREF+
D638
LED9V
HPSW
R984
SW5V
1K
DVREF+
-VP
SYNC
FL1
FL2
R921
ECONO
5.6K
DVREF+
48
((0.1V))
<5V>
R970
10K
4.7K
0V
((1.5V))
4.7K
<0V>
R971
10K
0V
((0V))
<0V>
4.7K
4.7K
CP606
0V
REST SW
((0V))
1
<0V>
RST
2
STAT
R972
3
10K
SUBQ
4
SQCK
5
BLKCK
6
SPEED
7
MLD
8
D642 MA700TA
MDATA
9
D641 MA700TA
MCLK
10
D640 MA700TA
PGND
11
+7.5V
12
TX
13
LD_SW
14
DGND
15
CD3.3V
16
Rch OUT
17
AGND
18
Lch OUT
19
C900 100P
C901 100P
CP604
LED9V
1
SPEANA
2
SW5V
3
CHG_PLGR
4
VREF+
5
DCDET
6
PLLCLK
7
PLLDA
8
PLLCE1
9
CHG_HALF
10
CHG_CCW
11
CHG_CW
12
SQCLK/ST_DO
13
(SPLATCH) SER4
14
SW1
15
LVL2
16
DGND
17
-VP
18
HP_GND
19
HPR
20
HPL
21
HPSW
22
SW2
23
24
25
26
H601/W601
SYNC
1
FL1
2
FL2
3
SYS6V
4
ECONO
5
GND2
6
TO
CD SERVO
CIRCUIT
(CN702) ON
SCHEMATIC
DIAGRAM-2
TO
MAIN/TUNER
CIRCUIT
(CN302) ON
SCHEMATIC
DIAGRAM-6
TO
AC TRANS
CIRCUIT
(CN502) ON
SCHEMATIC
DIAGRAM-14