Block Diagram - Tuner/Tape/Panel Section - Aiwa CX-JV4 Service Manual

6-3. BLOCK DIAGRAM – TUNER/TAPE/PANEL Section –
FM/AM TUNER PACK
FM 75Ω
L-CH
FM ANT
(COAXIAL)
R-CH R-CH
AM LOOP AM ANT
DATA
DO
DI
CLK
CL
PLL-CE
CE
TUNED
TUNED
STEREO
STEREO
TU-MUTE
MUTE
DATA
CLK
DATA, CLK, LATCH
LATCH
G
(Page 24)
DATAI
DATAO
ACK
DATAI, DATAO, ACK, STB
STB
D
(Page 22)
VF ON
MIC
MIC, SPEANA, VF ON
SPEANA
H
(Page 24)
• R-ch is omitted due to same as L-ch.
• SIGNAL PATH
: TUNER (FM/AM)
: TAPE PLAY (DECK-A)
: TAPE PLAY (DECK-B)
: REC
TU
F (Page 24)
IFC
SYSTEM CONTROLLER
DATA
3 TU/EVOL DO
IFC
96 TU DI
CLK
88 CLK
PLL-CE
9 TU CE
TUNED
75 TUNED
STEREO
76 STEREO
TU-MUTE
85 TU MUTE
28 DATA (EHCO)
2 LATCH (EHCO)
97 CD DATAI
5 CD DATAO
95 CD ACK
100 CD STB
91 VF ON
19 TU-SIG/MIC
21 SPEANA-L
BAND-PASS
AMP
FILTER 22 SPEANA-M
Q201, 202
Q204 – 206
23 SPEANA-H
ROTARY
77 VOL A
VOLUME ENCODER
78 VOL B
S801
ROTARY
81 TRE A
TREBLE ENCODER
82 TRE B
S803
ROTARY
83 BASS A
BASS ENCODER
84 BASS B
S802
ROTARY
79 JOG A
MULTI JOG ENCODER
80 JOG B
S804
S301 – 323
KEY1 –
(FRONT PANEL KEY)
KEY3
REMOTE CONTROL
RECEIVER 29 RMC
IC801
L-CH
HP1
(PB)
(DECK-A)
R-CH R-CH
L-CH
R-CH R-CH
HRPE1
(REC/PB/ERASE)
(DECK-B)
ERASE
IC901 (2/2)
LCK 8
LED202 – 207
(ILLUMINATION)
LED901
POWER LED 93
1 STANDBY/ON
XT1 12
X901 LED201
32.768kHz
i-BASS
XT2 13
CF1 15
X902
8.64MHz
CF2 16
KEYSCAN 92
B+
S6
A PHOTO/S6 47
S7
B PHOTO/S7 48
S12 D620 – 627
A HALF/S12 54
S10
B HALF/S10 52
S13
A MODE/S13 55
S9
B MODE/S9 50
S11
REC FWD/S11
53
S8
REC REV/S8
49
B+
S14 – S25
FLUORESCENT
S1 – S5,
INDICATOR TUBE
S26 – S30
G1 – G11
MUTE
SYS-MUTE 1
CD ON
CD ON 6
POWER
POWER 94
HOLD
HOLD 27
RESET
RESET 11
P-DOWN
POWER DOWN 18
L-MUTE 86
23 23
PB
PB SWITCH
Q301
REC
PB SWITCH
Q303
MUTING
Q305
R-CH
BIAS OSC
L311
REC BIAS
SWITCH
Q311, 312
MUTING
BIAS OSC
Q307, 309
Q310
Q601
6
O-BIAS 7
18 SO
5 LCK
CAPSTAN/REEL
O-MOTOR 8 MOTOR DRIVE
3 DATA
Q601, 604
4 CLK
PLUNGER DRIVE
SOL A 9 (DECK-A)
12 LED L3
Q602, 605
13 LED L2
14 LED L1
PLUNGER DRIVE
15 LED R3
SOL B 10 (DECK-B)
16 LED R2
Q603, 606
17 LED R1
11 V-BASS
MOTOR/PLUNGER DRIVE,
S6
LED DRIVE
S7
IC201
B+ SWITCH S12
+3.3V
Q607
S10
S13
S9
S11
S8
FL901
CX-JV4
PB,
REC
J (Page 24)
B+
(CD-VM)
DATA, CLK,
S-OUT, LCK
K (Page 24)
TAPE MECHANISM
DECK BLOCK
CAPM+
M M
(CAPSTAN/REEL)
A-SOL
(DECK-A)
B-SOL
(DECK-B)
A-PHOTO
B-PHOTO
A-HALF
B-HALF
A-MODE
B-MODE
REC (FWD)
REC (REV)
MUTE, CD ON,
POWER, HOLD
L
(Page 24)
RESET,
P-DOWN
M (Page 24)
L-MUTE
N
(Page 24)