Block Diagram And Schematic Diagram - Marantz DV12 Service Manual

3.1 BLOCK DIAGRAM AND SCHEMATIC DIAGRAM

BLOCK DIAGRAM
Spindle
(24P)
Motor
(24P) CN120
OEIC
RF
15 10
(RF)
B1-B4
22,23 3,2
18,19 7,6
Pickup
F_RTN
4 21
Assy
F_DRV
1 24
T_DRV
3 22
T_RTN
2 23
CN203
1 2
Carriage
C
Motor
Assy
M
SMEB
ASSY
7 8 3 5
(8P)
CN202
(8P)
CN302
2 1 6 4
(12P)
CN512
SLDRR
6 7
SLDRF
4 9
SPDL-
10 3
SPDL+
8 5
LOAD+
7 6
LOAD-
9 4
(12P)
2 1
CN303 CN301
CN401
B
1 2
M
LOSB
Loading
Motor Assy
ASSY
LOMB
A
ASSY
(50P)
CN111
(RF)
RFO
54
IC101 DSPRF
46
(RF)
RF LA9710M
FE
5
42
RF IC
B1-B4 6-9, TE
35
11,12
13 12 10 9 32 33 39 3
SLDRR FDO
34 3 47
IC201
IC351
SLDRF TDO
35 20 48
LC78652W
M56788FP
LOAD+ SLDO
Servo
14 37 45
FTS Driver
LOAD-
SPDO DSP IC
15
46
IC604
TC55V1001AF8
WORK SRAM
IC251
13 BA6195FP
SPDO
IC603
25
Spindle
12
VYW1790
Driver
16M FLASH MEM.
(D)
ASDAT0-7
(30P)
CN112
21
29
29
30
28
19
25
31
26
CN105
14
15
4
3
2
1
IC702
K4E640812C-TC60
64M DRAM
VIDEO
DATA
AIN
57-60
170
IC701
63-66
ROMXA
112
PE5220A
CDLRCK
109
DVD Decoder
(RF)
CDBCLK
110
SCRUT
CDDATA
111
126-129
132-135
AUDIO DATA BUS
(16P)
CONTROL
A
B
V+5
V+12
-27V
12V
V+8
(28P)
V-12
CN101
1,2 5,6 9
3-2
WL, WL/RD, WY
ONLY
MB81F161622C-80FN
16M SDRAM
80-84
78,86,87
44
MB81F161622C-80FN
45
16M SDRAM
48
IC801
IC803
M65774AFP
M5M4V18165DTP-6S
AV-1
1M×16
EDO DRAM
103-100,
98-95
DOUT0
74
68 71 70 69 80 81
IC601
PD3410A
System Control
SH1 Base ASIC
CONTROL
CN112
22
23
24
27
20
V+3 AC1
V5EV AC2
-27V
24 26 27 28
IC806
IC805
102
118
101
117
(30P)