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SCHEMATIC DIAGRAM-1 NOTE:
The number which noted at the connectors on the schematic diagram as "SCHEMATIC DIAGRAM-1" or "SCHEMATIC DIAGRAM-2"
A OPERATION CIRCUIT indicates the schematic diagram serial number located on the left corner in the schematic diagram. : POSITIVE VOLTAGE LINE : NEGATIVE VOLTAGE LINE :AUDIO SIGNAL LINE

A
B
-30.1V C
FL901 (A2BB00000084)

R997
H
150 FL DISPLAY


1 2 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 53 54 A B C D E F G H I J K L M N O P Q R S T U V W X
R996
150
5.1V




25V22 25V22
Z Y X W V U T S R Q P O N M L K J I H G F E D C B A A B C D F G H I J K L M N O P Q R S T U




C927 C919
MA4030MTA




25V22 25V22
C928 C920




-23.4V
-20.5V
-26.3V
-26.3V

-23.4V
-20.5V
-26.2V

-26.2V
-26.2V
-26.1V
-26.3V
-23.5V
-23.5V
-23.5V
-25.5V
-27.5V
-27.5V
-25.6V
-29.2V
Q901




5.1V
D973




R949
4.7K
UN4212TA




50V2.2
C914
RESET
50 49 48 47 46 45 44 43 42 41 40 39 38 37 36 35 34 33 32 31




P1
P12
P11
P10



P8
P7
P6
P5
P4
P3
P2

1G
2G
3G
4G
5G
6G
7G
P9
VDD3
1000P




35V33




R950
G
C921




C922




100
0V
-30.1V -25.6V




MA165TA
51 -VP FM / AM 8G 30
-29.3V 4V 5.1V 5V




D904
A 52 P13 0V REMOCON 29 A
-29.3V 2.6V
B 53 P14 -30V RDS DATA 28 B
-29.3V T 5.5ms. 2.6V
C 54 P15 IC901 RDS CLK 27 C
-26.3V FM / AM 0.6V
D 55 P16 C2BBFD000317 HP SW 26
-20.5V 5.1V
E 56 P17 SYSTEM CONTROL/ 4.2V MIC DET 25
-29.3V FL DRIVE P-P VR JOGA 24 0V
F 57 P18 D
-29.3V FM / AM FM / AM 0V
G 58 P19 4V F=6MHz VR JOGB 23 E
-29.3V
H 59 P20 0V 3.3V NC(GND) 22 U
-23.5V P-P 1.4V
I 60 P21 -30V SH REQ 21 J
-20.5V T 5.5ms. 5.1V
F J 61 P22 F=6MHz KEY KARAOKE 20
-23.4V 5.1V
K 62 P23 FM / AM KEY TU 19
-23.4V 5.1V
L 63 P24 VDD1 18
-23.7V 5.2V 2.3V R953 100




1000P
M 64 P25 XC OUT 17




C925
-20.7V P-P 2.3V
N 65 P26 XC IN 16
-29.6V F=32.7kHz FM / AM
O 66 P27 Vss 15
-29.6V 2.7V
P 67 P28 FM / AM X OUT 14
-29.6V 5.2V 1.6V
Q 68 P29 P-P X IN 13
R907 R906 R905 R904 R903 R902 R901 R925 -23.7V 2V 5V R956 R957
3.3K 2.2K 1.8K 1.5K 1.2K 1K 820 1K R 69 P30 P-P RESET 12 1K 1K
-26.6V F=32.7kHz 2.2V
X S 70 P31 AC IN 11 H
-26.5V F=32.7kHz 0V
(INPUT SELECTOR)




(FM AUTO/MONO)




REC)




C908




C915
470P
T 71 P32 SEL/ TUNER 10




0.01
(TUNING MODE)




(CLOCK/ TIMER)
5.1V




R976
100K
72 VDD4 5V SEL TUNER 9




R922
-29.5V
(-DEMO)




10K
( / )
U P33
(SET)




E 73 8
S907




S906




S905




S901
S902
S903
S904




5V
S908




-29.5V R940
PLAY/




V 74 P34 0V 7 1K
-26.5V 5.1V
W 75 P35 2V/2ms.DIV. 0V ST/ AV.6CH 6 G
-17.2V 2V/2ms.DIV. 5.1V R929 1K
E X 76 P36 LC72 CK 5 A
-5.3V 5V 4.6V R930 1K
(




Y 77 P37 LC72 DI/ ST 4 B
-10.3V 0V R932 1K
Z 78 P38 LC72 CE 3 D




R921




R944
10K




MA165TA
0.4V 0V R931 1K




2.2K
REGIN0 0V LC72 DO 2 C
79 T 10ms.
0V 2.5V
REGIN1 CHECK 1




STAND-BY
80




CR TIMER




1SS291TA
CHORUS
LOUNGE
R912 R911 R910 R909 R916 R915 R914 R913 R924




S.W.LED




POWER
MA165TA
X901




MUTE2

MUTE3
4.7K 3.3K 2.2K 1.8K 1.5K 1.2K 1K 820 1K




TIMER




E DET
SHDO
MUTE




SHCS