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FM ANT Z120 Q1 1 RF AMP 5 Q2 MIXER Q3 OSC Q4 BUFFER 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 AGC PHASE DET
DECODER
PILOT CANCEL STEREO SWITCH
LEVEL DET FM IF
S-CURVE AM IF FM DET AM/FM IF BUFFER COMP VCO TUNING DRIVE FF AM DET
FF
FF
PILOT DET
REG
SD
REG
1
2
3
4
5
6
ST
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 12 BITS PROGRAMMABLE DIVIDER
13
11
DO UNIVERSAL COUNTER SHIFT REGISTER LATCH C2B I/F CE DI CL
5 2 3 4
ST/DO CE DI CL
+B
15
POWER ON RESET 19 10 7 12 6 9 8
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
GND
1
Vref
Vcc
Q1 POWER SUPPLY CONTROL
+B
SW2
SW1
SW3 Q604 STATUS SWITCH Q605 SUBQ SWITCH D614 Q606 BLKCK SWITCH Q350 SWITCH (PLUNGER SUPPLY)
+B
ST/DO
+B
/CDRST Q351 RESTSW SWITCH (PLUNGER SUPPLY) SW5 SW4
SD
13 SD D619 CE/MLD DI/MDATA CL/MCLK VT D615 D616 D617 31 28 27
92 RESTSW
9 /CDRST
30 BLKCK
12
ST/DO/SQCLK
A
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
MLD/PLLCE MDATA/PLLDA MCLK/PLLCLK
M38B79MFA053 IC600
MICROPROCESSOR
-B
V_JOG_AD J_JOG_AD XOUT MBP2 MBP1
6
5
26
25
23
22
SW600 (VOLUME)
VR900 JOG VOL
SWITCH
X600
Q607,Q608
XIN
IC1001 AN7348STA-E1
(DECK 1) P.B. HEAD LCH 24(23) 1(2) 22(3) (DECK 2) R/P HEAD LCH + 20(5)
P.B. EQ /TPS AMP REC AMP/ALC
Q1012(Q1013) MUTING
IC1003 BA4558FE2 BUFFER AMP
21(4) 17(8) 18(7) 6 19 15 10 LOGIC L/H ALC NOR/CrO & HI/LO LOGIC 16 14
Q1014 (Q1015) BUFFER AMP
Q1024 TPS DRIVE
12 LOGIC REC/PB 9 Q1022 RIPPLE REJECTION 11
13
Q1020 (Q1021) FILTER AMP
Q1016 SWITCH (DMT)
(DECK 2) ERASE HEAD
L601
+B
BIAS OSC CONTROL
4
Q1004~Q1007
2
3 REC;ON/ BEAT PROOF SWITCHING Q1001,Q1003
SER2
SER4
SER3 94 SER3
IC1004 BA7755A
R/P SELECT
I/O EXPANDER
CONTROL CIRCUIT DATA CLK 2 3
LATCH
Q1017 MOTOR DRIVE M MOTOR Q1019 SOLENOID D951 SOLENOID DRIVE (DECK 1)
Q1023 13 1M
12-BIT SHIFT REGISTER
OUTPUT BUFFER
REC CR02 1H
11 12 10 8 Q1018
7
BP1
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) INTERFACE
INTERFACE (Q1010,Q1011)
100 DECK 1
1 DECK 2
99 TPS
95 SER2
93 SER4
42 SPB
43 SPC
11 SPE
41 SPA
96 SER1
M38B79MFA053 IC600
MICROPROCESSOR
DCDET1
XCOUT
GRD13
SEG32
GRD1
33
19
20
77~88
45~76
D308,D310 X601 FL DISPLAY FL600 FROM POWER TRANSFORMER
+B
SEG1
XCIN
SER1
IC1002 BU2090AF-E2
SPE
B
C
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) BASS1~5
23~27
IC302 M5218AP
OUTL(R) 32 (31)
Q400(Q200) MUTING
45(46)
BUFFER AMP
INLC(R)
Q300
IC301 BH3874AKS2
51(52)
MUTING SWITCH Q309,Q310 MUTING SWITCH
ASP IC
RECL(R)
43(44) INLB(R) AUX JK305 47(48) INLD(R)
IC304 KIA4558FEL
HPFL1(R) HPFL2(R) HPFL3(R) BPOUT
D572,D573
36
34
37
38
39
35
SCK
CD SIGNAL FROM CD UNIT
41(42)
INLA(R) SI C A B
DUAL OP AMP
17 (20)
18 (21)
19 (22) SWITCH Q450 (Q250) 11~15 MUTING SWITCH
FILTER
D650
D651
IC305 TC4052BFNELM
3~0X
ANALOG SWITCH
B A
Q306 AUDIO MUTING CONTROL
IC601 BU2090AF-E2
I/O EXPANDER
3
1
IC603 93LC46B
2
3
CLK
CONTROL CIRCUIT MUTE_A 9 12 11 A G5~G1 OUTPUT BUFFER LATCH SOUND ANAZING /CD 4~8 14 15 D603,D604, D903,D904
EEPROM INTERFACE
2 DATA
NAS_B CTRL NAS_A CTRL
3 CLK
2 DATA
12-BIT SHIFT REGISTER
MUTEA
SER1
SER4
SER2
+B +B
D618
CONTROL CIRCUIT
Q600 LED_CTL PCONT 13 10 SWITCH
12-BIT SHIFT REGISTER
OUTPUT BUFFER
Q311
D307
LATCH
+B
11~13
SWITCH
+B +B
KEY SW Q307 SWITCH
IC602 BU2090AF-E2
I/O EXPANDER
90 EE_CS/REG_IN 34 DCDET2 KEY3 2~4 KEY1
MUTEA SYNC 32 ECONO 91
9 SER3 SER2 SPE C A B
10
M38B79MFA053 IC600
MICROPROCESSOR
/RESET
44 Q699 SWITCH
18 Q601 POWER RESET CONTROL
29 Z940
+B
RMT
NC
SIGNAL LINES MAIN SIGNAL LINE
H_OUT_L(R)
CD SIGNAL LINE AM OSC SIGNAL LINE AUX SIGNAL LINE
AM SIGNAL LINE FM & AM SIGNALS LINE
PLAYBACK SIGNAL LINE RECORDING SIGNAL LINE
FM OSC SIGNAL LINE FM SIGNAL LINE
HP_L(R)
IC500 RSN309W44B
POWER IC
+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 JK501 HIGH CH (6 )
IH DET 23(22) LIN(R) + LOUT(R)
14 5(8)
24 IN GND
+ LCH JK500 LOW CH (6 )
19 -CIN
9 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
H_OUT_L(R) FILTER
1
2
3
5
6
7
8
9
10
11
12
+B
+B -B
+
-B
+B
+B
+B +B
Q501,Q503 DCDET2 SWITCH
/CD
Q571 SYNC /CD JK920 HEADPHONE SWITCH (POWER)
PCONT Q505
Q570
D572,D573, D575,D577 D571
Rch
D506
POWER SUPPLY SWITCH R540
+B
REGULATOR
DCDET2
HP_L(R) PCONT D505
T501 D576
T502
+B
+B
R583 Q506,Q507 SHORT CIRCUIT PROTECTION
POWER TRANSFORMER
D519~D522
D515~D518 RL502 F1
SUB TRANSFORMER JK500 AC INLET
D511~D514
+B
SYNC Q308 Q602 POWER SUPPLY CONTROL Q603 POWER SUPPLY CONTROL R543 D313
-B +B
REGULATOR
TO FL DISPLAY
Q572 POWER SUPPLY CONTROL
E500