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CX-J3000/J3000M
19
19
CX-J3000/J3000M
7-3.
BLOCK DIAGRAM – AUDIO SECTION –
+
A
C
MUTING
Q251
DC DETECT
Q204, 205, 207
PB SWITCH
Q307
HP301
(PB)
(DECK A)
HRPE302
(REC/PB/ERASE)
(DECK B)
R-CH
L-CH
R-CH
L-CH
R-CH
ERASE
CAPSTAN/REEL
MOTOR DRIVE
Q459, 460
REC BIAS
SWITCH
Q453, 454
STANDBY
SWITCH
Q254
OVER LOAD
DETECT
Q201
PROTECT
DETECT
Q203
THERMAL
DETECT
Q206
RELAY
DRIVE
Q210
MUTING
CONTROL
Q253
O_MOTOR
40
TA-L
2
AUX-L
19
I_PROTECT
19
O_POWER
95
O_SP_ON
96
O_MUTE
94
O_FUNC_DATA
97
O_FUNC_CLK
98
O_BIAS
41
O_PB2
42
CONT
13
OUT-L 18
REC-L 28
PBO-L 6
• SIGNAL PATH
: CD PLAY
: FM
: TAPE PLAY (DECK A)
: TAPE PLAY (DECK B)
: TAPE REC
: AUX IN
•
R-ch is omitted due to same as L-ch.
J301
VIDEO/SAT IN
L
R
J202
J201
PHONES
J203
PHONES
L
R
PB SWITCH
Q306
REC/PB SWITCH
Q314, 315
BIAS OSC
Q451
MUTING
Q311 – 313
MUTING
Q309
L451
BIAS OSC
R-CH
TU-L
CD-L
R-CH
R-CH
R-CH
D204
D205
TH202
O-POWER
P-ON MUTING
I-PROTECT
I-PROTECT,
O-POWER
RY202
RY201
R-CH
R-CH
R-CH
CAP-MT
TAPE MECHANISM
DECK BLOCK
R-CH
VOLI-L
INPUT SELECT,
ELECTRICAL VOLUME
IC302
POWER AMP
IC201
(J3000)
IC202
(J3000M)
(J5000V)
7
TU-L
23
CD-L
21
PLUNGER DRIVE
(DECK A)
Q456, 458
O_A_SOL
38
A-SOL
PLUNGER DRIVE
(DECK B)
Q455, 457
O_B_SOL
39
I_A_PHOTO
31
B-SOL
A-PHOTO
I_A_HALF
32
A-HALF
I_A_MODE
30
A-MODE
I_B_HALF
35
B-HALF
I_B_MODE
36
B-MODE
I_REC_FWD
33
REC-FWD
I_REC_REV
37
REC-REV
I_B_PHOTO
34
B-PHOTO
POWER ON
MUTING
Q104
+
+
+
(J3000M)
(J3000M)
(J3000M)
(J3000)
AMP-ON, HP-ON
HP-ON
AMP-ON
(J3000)
+
–
+
–
SYSTEM CONTROLLER
IC801 (2/3)
SPEAKER
IMPEDANCE
USE 6
Ω
B
ST-IND
I_TU_DATA 7
I_ST_IND 93
D
G
F
E
O_TU_DATA 6
O_TU_CLK 8
O_TU_CE
TU-DO
TU-DI
TU-CLK
TU-CE
2
(Page 17)
(Page 18)
(Page 17)
(Page 20)
(Page 20)
(Page 18)
(Page 18)
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