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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
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
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
11
12 BITS PROGRAMMABLE DIVIDER
13
+B
DO UNIVERSAL COUNTER SHIFT REGISTER LATCH C2B I/F CE DI 5 2 3 4 ST/DO CE PLLDA PLLCK
+B
15
POWER ON RESET 19 10 9 8
CL
7
6
Q106
+B
TUNER 15V SUPPLY CONTROL
IC102 LC72131MDTRM
PLL FREQUENCY SYNTHESIZER
A TO CD DRIVE UNIT
+B
(FM)
IC1 C0GAM0000005
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 D2
+B
SW2
SW1 Q322 STATUS CD STATUS INTERFACE SWITCH
SW3 Q321 SUBQ INTERFACE SWITCH
SUBQ
SQCK
D323
+B
ST/DO Q320 BLKCK BLKCLK INTERFACE SWITCH Q324 D1
+B
CD MOTOR SUPPLY SWITCH
/CDRST Q323 SD PLUNGER MOTOR SUPPLY CONTROL SWITCH SW5 SW4
13 SD
41 CDRST
30 BLKCK
12 ST/DO/SQCLK
14 SUBQ
9 STATUS
35 CHG_CW
34 CHG_CCW
37 CHG_PLGR
36 CHG_HALF
6 CHG_AD2
7 CHG_AD1
39 CHG_SW1
38 CHG_SW2
MLD PLLDA MDATA MCLK PLLCLK CE
D322
31
MLD/PLLCE
D321 D320
28 27
MDATA/PLLDA MCLK/PLLCLK
C2BBGF000405
IC600
MICROPROCESSOR
D616 /RESTSW V_JOG_A V_JOG_B
D615
40
4
5
26
25
23
22
B
SW701 (RESET) VR600 JOG VOL
BDF OSCILLATOR SWITCH Q601,Q602
X601
XIN
+B
XOUT
MBP2
MBP1
(DECK 1) P HEAD LCH .B.
24(23) 1(2) 22(3)
IC1001 AN7348S-E1 P.B. EQ/REC AMP/ ALC/TPS AMP
Q1014(Q1015) + 20(5) BUFFER AMP
(DECK 2) R/PHEAD LCH
21(4) 17(8) 18(7)
6 19
LOGIC L/H ALC
10 16 14 Q1012 (Q1013) Q1020 (Q1021) MUTING CONTROL
15
NOR/CrO & HI/LO LOGIC
+B
MUTING
12 LOGIC REC/PB 9 RIPPLE REJECTION 11
13
Q609
(DECK 2) ERASE HEAD
4
L1002
+B
Q1016 BIAS OSC CONTROL Q1004,Q1005, Q1007 DECK MUTING SWITCH
2
3 SWITCHING (BEAT PROOF/ RECH) Q1001,Q1003
R/P SELECT
D609
I/O EXPANDER
+B
Q1017 MOTOR SWITCH M Q608 12-BIT SHIFT REGISTER 10 1M 5 SSEQLED CONTROL CIRCUIT DATA CLK 2 3
REC LATCH OUTPUT BUFFER MUTE_A
12 7 D614
+B
Q308,Q309 CURRENT CONTROL/ VOLTAGE STABILISER CD 3.3V Q615
H1 DMT MUTE_H
13 6 8
Q310 ON/OFF SUPPLY SWITCH 9 11 /CD BP1
Q614 14 1PL 2PL 15 PLUNGER ON/OFF SWITCH SOLENOID
SOLENOID D951
PLUNGER ON/OFF SWITCH
D971 B
8
+B
IC951 CNB13030R2AU
IC971
+B
CNB13030R2AU
PHOTO INTERRUPTER
S975 (F.REC INH) S971 (MODE) S972 (HALF)
PHOTO INTERRUPTER
S951 (MODE)
SPECTRUM ANALYSER
17 12 11 10
S952 (HALF)
IC603 C1BB00000086
PHOTO INTERRUPTOR
PHOTO INTERRUPTOR
PHOTOCURRENT Q612,Q613 AMPLIFIER
Z971
INTERFACE
PHOTOCURRENT Q610,Q611 AMPLIFIER
11 LVL MTR R/SPE_IN
96 SP_C
99 SP_B
100 SP_A
8 DECK_1
42 PHOTO_01
1 DECK_2
43 PHOTO_02
MUTE_H
MUTE_A
IC1004 C1AA00000612
IC601 C1BB00000574
93 SER3
92 SER4
C2BBGF000405
IC600
MICROPROCESSOR
XCOUT
SEG37
GRD8
GRD1
19
20
81~88
44~80
X602 FL DISPLAY FL600
SEG1
XCIN
FROM POWER TRANSFORMER
4
IN B1
IC301 C0AABB000117
HEADPHONE AMP
RCH
39 19 (24) IN B2 OUT 1(2) FILTER
Q405(Q205) HPF FREQ AMP SWITCH
5(38) IN C1(2) Q407 (Q207) MUTING SWITCH
AGC SWITCH Q401 (Q201)
Q402 (Q202) MUTING SWITCH
Q411 (Q211) FILTER HEADPHONE FILTER
Q404(Q204) LPF FREQ AMP SWITCH
8(35) REC 1(2)
IC300 C1BB00000747
AUDIO SOUND PROCESSOR
HP_L(R)
AUX JK300
6(37) IN D1(2)
CD SIGNAL
3(40) IN A1(2) Q403 (Q203) HEADPHONE MUTING SWITCH VCUT 7 Q302 Q301 VOLTAGE REGULATOR
21
22
CLOCK
DATA
+B
AUDIO MUTING CONTROL SWITCH
-B
MUTE_A
D303,D304, D305
+B
KEY SW
+B
D302
95 SER1(ASP_DAT)
94 SER2(ASP_CLK)
33 DC_DET
2,3 KEY1,2
SYNC
32
PCONT
16
C2BBGF000405
IC600
MICROPROCESSOR
/RESET
18 Q600 POWER RESET SWITCH
29 Z600
+B
RMT
16(15)
-IN2 1(2)
OUT2 1(2)
3(6) + LCH
-
JK951 HIGH CH (6 W)
13(12)
OUT 1 1(2) -IN1 1(2)
7(9) + LCH
IC501 RSN315H42-P
+VCC 1(2) +VD 4(2) 17
JK952 LOW CH (6 W)
POWER HIC
-
-VCC 1(2) 14 11 IN GND OUT GND -VD
5(1) 18 8
AC DET 10
-VCCM
-B
D502
FILTER
FILTER
Q512,Q513 DC_DET DC DETECT SWITCH
Q502,Q505 VOLTAGE SUPPLY/ CURRENT CONTROL SWITCH
HP_SW
JK601 HEADPHONE
Q514 MUTE_H HEADPHONE MUTING SWITCH Q952 SYNC SYCHRONISING SWITCH Q501 10V VOLTAGE REGULATOR Q950 Q954 CURRENT LIMITING SWITCH
Rch
D961~D964 D967
+B
SYSTEM 6V VOLTAGE REGULATOR
D968 Q503 R533 T950 D950~D953
T951
+B
15V VOLTAGE REGULATOR
+B
Q508
Q504,Q506,Q507 CURRENT STABILISER/ LIMITING SWITCH/ 10V VOLTAGE REGULATOR
FP950 D954~D957 RL950 F1 POWER TRANSFORMER Z950
SUB TRANSFORMER
+B
5V VOLTAGE REGULATOR
JK950 AC INLET
DC_DET
Q951
FP951 D959
S950
-B
HP_SW
REGULATOR
TO FL DISPLAY
VOLTAGE SELECTOR
Q953 POWER SWITCH CONTROL Q605 PCONT SWITCH Q603,Q604 POWER SUPPLY SWITCH F2
E500
SYNC
AK310GC ONLY
+B
SIGNAL LINES
MAIN SIGNAL LINE FM OSC SIGNAL LINE FM SIGNAL LINE CD SIGNAL LINE AM OSC SIGNAL LINE AUX SIGNAL LINE ( ) AM SIGNAL LINE FM & AM SIGNALS LINE PLAYBACK SIGNAL LINE RECORDING SIGNAL LINE
INDICATES THE PIN NO. OF RIGHT CHANNEL
NOTE : Signal lines are applicable to the Left channel only