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6-1. BLOCK DIAGRAMS
MAIN BOARD
Iy
CN501
Ix
VREF
6
4
Jx
Iy
9
8
Ix
9
10
Jx
10
14
Jy
Jy
15
11
Jx Jy Jx
A
12
16
B
A
17
14
C
7
5
Ix Iy
Ix
D
8
6
B
13
a
b c d
C
7
MON
F
18
18
D
VIF
PD
22
40
5
LASER
LD-A
AUTO POWER
12
20
CONTROL
LD
Q501
13
LD-K
S0
S0
11
S1
19
S1
AVCC
AVCC
AVCC
20
MINIDISC
OPTICAL PICK-UP BLOCK
24
(LCX-4E)
26
23
25
TRK+
2
30
33
TRACKING
COIL
TRK-
1
32
FCS+
4
FOCUS
13
COIL
FCS-
14
3
11
MINIDISC
MECHANISM BLOCK
M902
CN551
(SLED)
SLED1+
4
39
34
SLED1-
2
35
SLED2+
3
37
SLED2-
1
8
17
20
19
M901
18
(SPINDLE)
CLVU
7
8
9
CLVV
6
6
5
CLVW
5
4
UNREG
RF AMP,FOCUS/TRACKING ERROR AMP
IC501
VREF
Iy
RF OUT
33
37
Ix
PEAK
Jx
PEAK
29
44
RF AMP,
BOTM
Jy
/BOTM
28
45
FOCUS
A
ERROR,
ABCD
B
41
46
TRACKING
FE
C
ERROR
42
47
D
TE
1
56
A-C
ADIP IN
44
TPP/WPP
D-C
ADIP
21
74
PD-I
PD-NI
19
78
APC
31
49
VC
12
DVDD
XRST
AVCC
25
221 XRF RST
SBUS
SERIAL
23
160
I/F
SCK
24
161
S MON
S-MONITOR
43
9
PD-O
194
195
EEPROM
IC801
FOCUS/TRACKING COIL DRIVE,
219
SPINDLES/SLED MOTOR DRIVE
181
IC551
180
179
46
101
47
102
45
100
PRE
HI-BRIDGE
28
81
DRIVER
CONTROL/
27
80
PRE DRIVER
202
BIAS
TAP601
(TEST)
OE
15
HI-BRIDGE
82
PRE
CONTROL
DRIVER
16
83
42
98
96
43
3 PHASE
44
97
PRE
CONTROL/
DRIVER
PRE DRIVER
99
41
52
95
53
94
54
93
89
1
3 PHASE
PRE
2
90 SPD W
CONTROL/
DRIVER
56
87
PRE DRIVER
55
88
48
220 XRST MTR DRV
AOUT L
29
RFI
PEAK
BOTM
AOUT R
30
ABCD
FE
TE
BEEP
183
ADFG
240
XHP STB
218
MUTE
APCREF
VC
VREF MON
RMC DTCK
142
VC
REC KEY
18
SSB DATA
SET KEY2
14
SSB CLK
141
TSB MST VDD
S MON
LED O 211
LED RED PWM 167
DIGITAL SIGNAL PROCESSOR,
DIGITAL SERVO SIGNAL PROCESSOR,
LED GREEN PWM 163
PD S0
EFM/ACIRC ENCODER/DECODER,
PDS1
SHOCK PROOF MEMORY CONTROLLER,
HOLD SW
227
16M BIT D-RAM, SYSTEM CONTROL
SET KEY 1
13
IC601
17
WK DET
XCS NV
SCK0
S00
HALF LOCK SW
19
VIF
SI0
SLCV
DIFVDD0
76
143
TSB SLV VDD
MIFVDD0
154
SLCW
MIFVDD1
176
MIFVDD2
196
TSB SLV CHK
210
SLCU
MIFVDD3
241
OSCI
24
TFDR
TRDR
25
OSCO
XTEST
RMC KEY
20
FFDR
10
VB MON
UNREG
FRDR
VC PWM
165
VL PWM
164
SLDV
86
FS4
SRDR
234
VLON
SFDR
SLEEP
235
236
FFCLR
XRST
8
SLDW
AVDD
21
VDIOSC
23
DRAMVDD0
119
SPCW
DRAMVDD1
139
JTAGVDD
151
FLASHVDD
231
SPCV
6
SPCU
MCUVDD0
DSPVDD0
59
DSPVDD1
73
MCUVDD1
84
SPD V
DSPVDD2
91
DSPVDD3
113
SPD U
MCUVDD2
153
SPVS
MCUVDD3
222
17
17
AUDIO BOARD (1/2)
HEADPHONE AMP
IC301
22
2
RCH
21
IN B
OUT B
4
RCH
UNREG
1
+B
BEEP OUT A
24
VIF
20
VCC
BEEP OUT B
23
15
BEEP
REFERENCE
VOLTAGE
18
VREF IN
STB
13
SWITCHING
17
MUTE
Q301
AUDIO BOARD
SW BOARD
(2/2)
D801,802
(3 COLOR LED)
LED
D802 (ORANGE)
SWITCH
Q803
D801
LED
(RED)
SWITCH
Q801
(GREEN)
S809
(OPEN/CLOSE)
S806
GROUP
POWER SUPPLY
IC901
VL
DVDD
10
VLD
VIF
X601
44
VD
DVDD
45.1584MHz
VIF
42
SWITCH
5
XWK4
Q905
2
XWK1
VC
DVDD
35
7
VRMC
VCO
ON/OFF
AVDD
4
XWK3
Q907,908
6
VSTB
VA
41
VG
3
XWK2
VG
19
D903
26
INM1
LG
18
RF1
27
23
RF2
SWITCH
22
INM2
VL
9
Q901
56
CLK
VL
11
1
VLON
L2
16
55
SLEEP
L2
12
UNREG
54
FFCLR
46
XRST
50
VB
36
VC
34
VC
L1
32
VC
45
VC2
L1
28
D901
VC OUT
33
DVDD
MZ-E909
RCH
LCH
J301
i
RGND
KEY
DATA
VC
S808
HOLD
OFF
ON
S805
S804
VOLUME
VOLUME
+
-
-
DVDD
DVDD
SWITCH
Q909
DC-DC
DVDD
DVDD
CONVERTER
SWITCH
Q902
Q906
IC902
RECHAGEABLE
BATTERY
NH-14WM
1PC, 1.2V 1400mAh
DRY BATTERY
SIZE "AA"
(IEC DESIGNATION LR6)
1PC, 1.5V
• Signal path.
F
: Analog
J
: Digital
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