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FM ANT Z120 Q1 1 MIXER RF AMP 5 Q3 OSC Q4 BUFFER Q2 7 CF201 Q101 FM IF AMP CF202
AM ANT
Z101 (FM) AM ANT COIL AM OSC COIL
+B
3
4
6
8
+B
(FM)
RCH
24
23
22
21
20
19
18
17
16
15
14
13
ALC BUFFER
AM OSC
AM MIX
AM RM AMP PHASE DET
DECODER
AGC LEVEL DET FM IF S-CURVE AM IF FM DET AM/FM IF BUFFER COMP AM DET
PILOT CANCEL STEREO SWITCH
VCO TUNING DRIVE FF FF FF PILOT DET
REG
SD
1
2
3
4
5
6
ST
REG
7
8
9
10
11
12
+B
IC101 LA1833NMNTLM
Z102 X102
FM/AM IF AMP, DET/AM OSC, MIX/FM MPX
AM IFT
ST/DO SD
16
PHASE DETECTOR CHARGE PUMP
REFERENCE DIVIDER
1
X103
20
17
UNLOCK DETECTOR
SWALLOW COUNTER 1/6,1/17,4 BITS
1 2
14 12
18
11
12 BITS PROGRAMMABLE DIVIDER
13
DO UNIVERSAL COUNTER SHIFT REGISTER LATCH C2B I/F CE DI
5 2 3 4
ST/DO CE DI CL
+B
15
POWER ON RESET 19 10 7 12 6 9 8
CL
Q106
+B
POWER SUPPLY CONTROL
IC102 LC72131MDTRM
PLL FREQUENCY SYNTHESIZER
E
+B
(FM)
IC1 TA7291P
MOTOR DRIVE
Vs 8
-B
5 6
IN1 IN2
REG
OUT1 2 OUT2 10
M
RM1
4
7
+B
Q350 SWITCH (PLUNGER SUPPLY)
GND
1
Vref
Vcc
+B
Q1 POWER SUPPLY CONTROL
+B
SW2
SW1 Q604 STATUS SW3 SWITCH Q605 SUBQ SWITCH Q351 SWITCH (PLUNGER SUPPLY) D614
ST/DO Q606 BLKCK SWITCH
+B
/CDRST
RESTSW SW4 SD SW5
A 13
SD
D619
92
RESTSW
9
/CDRST
30
BLKCK
12
ST/DO/SQCLK
14
SUBQ
10
STATUS
36
CHG_CW
35
CHG_CCW
38
CHG_PLGR
37
CHG_HALF
8
CHG_AD2
7
CHG_AD1
40
CHG_SW1
39
CHG_SW2
CE/MLD DI/MDATA CL/MCLK VT
D615 D616 D617
31 28
MLD/PLLCE MDATA/PLLDA
M38B79MFA053 IC600
J_JOG_AD
MICROPROCESSOR
V_JOG_AD
27
MCLK/PLLCLK
XOUT
MBP2
MBP1
-B
6
5
26
25
23
22
SW600 (VOLUME)
VR900 JOG VOL
SWITCH
X600
Q607,Q608
XIN
IC1001 AN7348STA-E1
P.B. EQ /TPS AMP REC AMP/ALC
LCH (DECK 1) P.B. HEAD 24(23) 1(2) 22(3) LCH (DECK 2) R/P HEAD 17(8) 18(7) 21(4) + 20(5)
Q1012(Q1013) MUTING
IC1003 BA4558FE2 BUFFER AMP
Q1024 BUFFER AMP TPS DRIVE
Q1014 (Q1015)
6 19
10 LOGIC L/H ALC 16 14
Q1020 (Q1021) FILTER AMP
15 12
NOR/CrO & HI/LO LOGIC LOGIC REC/PB 9 Q1022 RIPPLE REJECTION 11
Q1016 13 SWITCH (DMT)
4 (DECK 2) ERASE HEAD
2
3
L601
+B
BIAS OSC CONTROL Q1004~Q1007
IC1004 BA7755A
REC;ON/ BEAT PROOF SWITCHING Q1001,Q1003
R/P SELECT
IC1002 BU2090AF-E2
SPE SER2 SER4
I/O EXPANDER
CONTROL CIRCUIT DATA CLK Q1017 MOTOR DRIVE M MOTOR 7 BP1 Q1023 13 1M
12-BIT SHIFT REGISTER
B
2 3
REC
LATCH OUTPUT BUFFER
11 12 10 8 Q1018
CR02 1H
Q1019 SOLENOID D951 SOLENOID DRIVE (DECK 1) 15 1PL
2PL
14
SOLENOID DRIVE (DECK2)
SOLENOID
D971
IC971 ON2180RLC1
(DECK 2)
S974 (F.REC INH)
PHOTO INTERRUPTOR
S971 (MODE) S972 (HALF) S973 (Cr02)
S975 (R.REC INH)
PHOTO INTERRUPTOR
S951 (MODE) S952 (HALF) S953 (Cr02)
IC951 ON2180RLC1
(DECK 1)
Z1001
Z1002
INTERFACE (Q1008,Q1009) 100
DECK 1
INTERFACE INTERFACE (Q1010,Q1011) 1
DECK 2
99
TPS
95
SER2
93
SER4
42
SPB
43
SPC
C
11
SPE
41
SPA
M38B79MFA053 IC600
MICROPROCESSOR
DCDET1
XCOUT
GRD13
SEG32
GRD1
33
19
20
77~88
45~76
D306
D310
X601 FL DISPLAY FL600 FROM POWER TRANSFORMER
+B
+B
SEG1
XCIN
A
FILTER
FILTER
63 (1)
F1L1(R)
64 (2)
F1L2(R)
3 (5)
F2L1(R)
4 (6)
F2L2(R)
7 (9)
F3L1(R)
8 (10)
F3L2(R)
11 (13)
F4L1(R)
12 (14)
F4L2(R)
15 (16)
F5L(R)
H_OUT_L(R) 23
BASS1
24
BASS2
25
BASS3
26
BASS4
IC302 M5218AP
32 (31) OUTL(R)
Q400(Q200) MUTING HP_L(R)
45(46)
BUFFER AMP
INLC(R)
51(52)
RECL(R)
Q300
43(44)
INLB(R)
IC301 BH3874AKS2
MUTING SWITCH
AUDIO SOUND PROCESSOR
AUX JK305 47(48) INLD(R)
IC304 KIA4558FEL
BASS5 27
FROM CD UNIT CD SIGNAL
DUAL OP AMP
Q306
41(42)
INLA(R)
HPFL1(R) HPFL2(R) HPFL3(R)
BPOUT
37
38
39
36
34
35
SCK
AUDIO MUTING CONTROL
SI
C
B
A
17 (20)
18 (21)
19 (22)
MUTING SWITCH Q309,Q310 Q450 (Q250) MUTING SWITCH
FILTER
D650
D651
MUTEA
SER1
SER3
SER2
SPE
C
B
A
MUTEA
SER1
SER1
SER3
SER4
SER2
IC601 BU2090AF-E2
H_OUT_L(R)
I/O EXPANDER
3 CLK DATA CONTROL CIRCUIT MUTE_A 9 /CD DCDET2
2
G5~G1
12-BIT SHIFT REGISTER
4~8
+B
A
OUTPUT BUFFER
LATCH
SOUND ANAZING /CD LED_CTL
14 15 Q600 13 SWITCH
+B
D618 /CD
SYNC
+B
PCONT
PCONT
10
Q311 2
D307 DCDET2
HP_L(R) PCONT
3
IC603 93LC46B
SWITCH
+B
Q699 SWITCH Q307 SWITCH KEY SW
EEPROM INTERFACE
1
96
SER1
94
SER3
90
EE_CS/REG_IN
44
NC
34
DCDET2 KEY3
2~4
KEY1
M38B79MFA053 IC600
MICROPROCESSOR
SYNC
32
SYNC
/RESET
ECONO
RMT
91
18 Q601 POWER RESET CONTROL
29 Z940
+B
SIGNAL LINES MAIN SIGNAL LINE FM OSC SIGNAL LINE FM SIGNAL LINE CD SIGNAL LINE AM OSC SIGNAL LINE AM SIGNAL LINE FM & AM SIGNALS LINE PLAYBACK SIGNAL LINE RECORDING SIGNAL LINE
IC500 RSN309W44B
POWER (HIC)
+VD +VCC HI 18 +CIN +DI SENS +VCC LOW 20 3 15 6 D510
Q504 REGULATOR
+B
+B +B +B
26(25) SIL(R) +
SOL(R)
1(2) + LCH 14 JK501 HIGH CH (6 )
IH DET 23(22) LIN(R) + LOUT(R)
5(8) + LCH 9 JK500 LOW CH (6 )
24 IN GND
19 -CIN
AC IN -VCC LOW
7
D509
-B
-B
16 -DI SENS
+
-VD
-VCC HI
4
-B
IC501 STK470-070
POWER IC
21 Q502 REGULATOR
-B
FILTER
1 FILTER
2
3
5
6
7
8
9
10
11
12
+B
+B -B
+
-B
+B
+B
+B +B
Q501,Q503 SWITCH
Q571 SWITCH (POWER) JK920 HEADPHONE
Q505
Rch
D506
POWER CONTROL SWITCH
Q570
D572,D573 D571
+B
D505 R540 Q506,Q507 SHORT CIRCUIT PROTECTION D515~D518 D519~D522 D576 T501
REGULATOR
+B
R583
+B
POWER TRANSFORMER
T502 JK500 AC INLET RL502 F1
D511~D514
+B
Q602 POWER SUPPLY CONTROL Q603 POWER SUPPLY CONTROL Q308
+B
D313
-B
+B
E500
REGULATOR
TO FL DISPLAY
Q572 POWER SUPPLY CONTROL