Block Diagram And Schematic Diagram - Pioneer MJ-D508 Service Manual

1
MJ-D508

3. BLOCK DIAGRAM AND SCHEMATIC DIAGRAM

3.1 BLOCK DIAGRAM
A
SIGNAL ROUTE
: PLAYBACK SIGNAL
: REC SIGNAL
: OUTPUT DIGITAL AUDIO SIGNAL
: INPUT DIGITAL AUDIO SIGNAL
: RF SIGNAL
B
REC HEAD
PICKUP
ASSY
25–28
C
LOADING MOTOR
INSIDE SW
(S701)
DISC SW
D
(S702)
CORE SW
B
UNIT ASSY
(RWZ4335)
12
1
2
POWER CORD
HEAD DRIVER
17
(IC116)
15
BD7910FV
13
16
17
21
2
RF–AMP
4
(IC101)
3
IR3R55M
1
13 FODF
9
12
8 DRIVER
(IC106)
M56758FP
31
30
29 28 35 34
2
3
POWER SUPPLY UNIT ASSY
D
(RWZ4358 : KUXJ)
(RWZ4363 : MYXJ, MYXJGR/FR, NVXJ)
S201
KU
MY, NV
POWER TRANSFORMER
CORE MAIN UNIT ASSY
A
EFM
7
(RWZ4334)
4M–DRAM
(IC103)
M5M4V4400CTP-7
1–5, 9–12, 14–18, 22–25
26–29, 32–37, 39–46
EFMO
50
EFMO EFMI
40 3
FODF
18
FODR
19
TRDF
20
20
TRDR
21
SLDF
22
23
SLDR
23
3 24
SPDF
7
2 25 SPDR
16
82–86, 89–100
DIFFERENTIAL
FODR
15
AMP
TRDF
31
(IC112)
TRDR
6
BA4510F
SLDF
25
SLDR
26
15, 18, 19, 29, 40, 80, 44–54
37
LD+
24 27
LD-
23 28
57
MECHA CONTROL
59
92
SW1
23
DISC
89
LOAD SW
1 90
(S101)
PLOAD
LOAD SW
RLOAD
(S102)
3
4
D201
IC202
NJM7805FA
D203
DOUT
DIN
67 66
DADATA 74
73
ADDATA
ENC/DEC
+
DIGITAL SERVO
(IC102)
LR376487
64, 65
X'tal
(X101)
33.8688MHz
37
DSCK
DSTB
34
MDDATA
35
SYSDATA
36
RESET
µCOM
12
P–DOWN
(IC104)
25
PD5523A
31–33, 55
3–6
EEP–ROM
(IC110)
BR93LC56F
4