Sony Walkman MZ-N910 - 6 DIAGRAMS 6-1. Block Diagram

3737
MZ-N910
SECTION 6
DIAGRAMS
6-1. Block Diagram
OPTICAL PICK-UP
BLOCK
(ABX-1R)
LDA
FOCUS
COIL
TRACKING
COIL
MOTOR/COIL DRIVE
IC701
FO2
30
RO2
32
13
11
TRK+
TRK-
FCS+
FCS-
28
FI2
RF AMP
IC501
11
AVCC2
VREF
7
lx
1
A
50
B
51
C
52
48
PEAK
LINE IN
(OPT)
50VC
FO1
RO1
D
49
J302
RFI
10
4
AOUT L
• Signal Path
: PLAYBACK
: DIGITAL IN
VREF
ly
lx
jy
jx
A
B
C
D
MON
GND
APC
Q501
LDK
A-C
16
D-C
15
ly
56
jx
54
jy
55
PDI
12
PDO
14
53
AVCC
29
DVCC
9RFO
40
RFI
47
BOTM
41
ABCD
42FE
43TE
23ADFG
13PD NI
8VC
18
SMON
33
SBUS
32
SCK
26
CLK
FS256
35
RESET
REGO1
PDS0
PDS1
SLED
M602
M601
MOTOR
26
COM2
35
UO2
SLED N
SLED U
SLED V
SLED W
25
CPUI2
37
VO2
24
CPVI2
39
WO2
23
CPWI2
SPINDLE
MOTOR
17
COM1
8
UO1
CLV N
CLV U
CLV V
CLV W
18
CPUI1
6
VO1
19
CPVI1
4
WO1
20
CPWI1
M
M603
OVER WRITE
HEAD
UP/DOWN
HD DRV+
HD DRV-
MINI DISC
MECHA BLOCK
27
RI2
15
FI1
16
RI1
44
PWM2
43
UI2
42
VI2
41
WI2
45
CPUO2
46
CPVO2
47
CPWO2
55
PWM1
56
UI1
1
VI1
2
WI1
54
CPUO1
53
CPVO1
52
CPWO1
REGO1
51VG
VG
VB
29
VMF2
10VMR1
33
VMR2
9
VMU1
34
VMU2
5
VMVW1
38
VMVW2
DSP
IC801(1/2)
SSB DATA
156
SSB CLK
157
XRF RST
130
PEAK
15
BOTM
16
ABCD
17
FE
18
TE
23
ADFG
28
APC REF
29
VC
19
SE
22
PDS0
114
PDS1
115
TFDR
31
TRDR
30
FFDR
32
FRDR
33
SFDDR
35
SLD MON
121
SRDR
48
SLD V
43
SLD W
44
SLC U
45
SLC V
46
SLC W
47
SPFD
37
SPDL MON
137
SRRD
36
SPD V
38
SPD W
39
SPC U
40
SPC V
41
SPC W
42
48
DE
XRST MTR DRV
143
6
VCC1
VCO1
8
VCC2
VB
L IN
3
R IN
15AOUT R
BEEP
14104
BEEP
HP/L
16107AOUT L
MUTE
1598
MUTE
10
L OUT
9
GA L
12R OUT
13GA R
HP AMP
IC381
144
XCS NV
51
ADDT
53
XBCK
54
FS256
52
XRCK
94
XCS ADC
95
XPD ADC
FS256
REG
Q301
/ LINE OUT
J303
REGO1
105
XOPT CTL
49
D IN
90
OPT DET
91
XJACK DET
VCO1
169RMC KEY
174RMC DTCK
REGO1
SIO0
SCK0
RF1
20
REC DRIVER
IC601
INM1
19
CLK
4
8
VIO
34
FS4
4FS
REGO1
9
VC
VCO1
HALF LOCK SW
168
OPEN CLOSE SW
93
XHOLD SW
132
S801
(HALF LOCK)
S802
HOLD .
S803
(OPEN/CLOSE)
S805
(BATTERY
DETECT)
PROTECT
89
S804
(PROTECT)
UOSCI
179
UOSCO
180
X802
48MHz
HALF LOCK
33HA
35
HB
SWITCH
Q601,602
38
OUT B
41
OUT A
: ANALOG IN
RMC KEY
SO
2
EEPROM
IC851
SI
5
SCK
126
XCS
1
CDTI
11
A/D CONV & MIC AMP
IC301
CCLK
12
SDTO
7
BCLK
8
MCLK
9
LRCK
10
CSN
13
PDN
14
18
PRE L
19
PRE R
146
VREC PWM
EFM
771
EFMO
42
VREC IN1
37
VREC IN2
10
VREC O1
15
VREC O2
36VG
VG
26
VC2
FI
6205
HD CON1
RI
5206
HD CON2
OE
3202
MODE1
REC ON
2203
MODE2
SW
1204
MODE3
264
IFVDD0
DSP
IC801(2/2)
266
IFVDD1
268
IFVDD2
270
IFVDD3
272
IFVDD4
278
DAVDD
280
AVD1
282
AVD2
285
TSLVDD
293
MVDD
299
FVDD0
286
DRAMVDD1
288
DRAMVDD2
254
DVDD0
256
DVDD1
258
DVDD2
260
DVDD3
262
DVDD4
301
DVDD5
302
DVDD6
284
TSMVDD
274
AVDD
REGO1
REGO1
43
58
DATA
POWER AMP
IC901
REGO3
39
VCO1
11
L1
13
L1
14
VREF
48
VCO1
12
L2
34
L2
35
VC1N
38
D902
VO2
36
VC2
42
VG
212
XRST
123
SLEEP
138
XCS PWR IC
XRST2
27
SLEEP
64
STRB
59
SDO0
SCK0
4FS
HALF LOCK
RMC KEY
60
SCK
63
CLK
124
FFCLR
303
DRAMVDD3
304
DRAMVDD4
DTC1
19
DTC2
29
VCOUT
37
VCOUT
VSTB
9
VC1
10
REGI1
44
VCO1
D904
LVB
7
L904
VB
26
LG
24
L901
L903
VG
23
D901
2
XWAKE4
3
XWAKE3
4
XWAKE2
5
XWAKE1
FFCLR
1
TH951
DC IN 3V
J951
1
R IN
28
L IN
: RECORD
MIC
(PLUG IN POWER)
J301
92
XMIC DET
100
SI0
101
SO0
102
SCK0
OVER
WRITE
HEAD
166
WK DET
88
PHASE KEY
162
LCD RST
163
SET KEY2
171
REC KEY
142
LCD STB
97
SET KEY1
141
XCS LCD
VB
DVDD
CHG LED
JOG A
XWK1
PHASE
SET KEY1
SET KEY2
REC
STB
RESET
XCS
JOG B
TO
SWITCH UNIT
&
LIQUID CRYSTAL
DISPLAY
RESET
Q871
REGO1
VB
SCK0
SDO0
EXET PWR
131
2.6V
REG
2
3
54
IC721
DC IN
VG
Q702
(2/2)
Q701 Q702
(1/2)
REG
Q704
REGO1
Q703
(2/2)
Q703
(1/2)
Q705
Q721
14VMF1
Q503
VCC
VC OUT
REG
Q502
REGO2
MD VCC
VCOUT
OSCI
1
OSCO
2
X801
22.5792MHz
SW
Q608
22
DW BT
21
DW TP
11
LI 1
14
LI 2
D604
REG
VCO1
188
LCD PWR
UNREG
1
3
5
IC903
SDI0
SDO0
SCK0
SIO0
SDO0
128
CHG LED
152
JOG A
153
JOG B
161
VREF MON
294
USB DSCVDD
REGI3
40
VOL
DET
1
3
IC671
D653
IC951
BATT CHARGE
A/D
3
8V BATT
ISEL
4
AD SEL
5
VI 2DET
2
I CTL1
16
WK DET
20
14
EXET PWR
13
160
CHG MON
165
HIDC MON
135
CHG I SEL
134
CHG AD SEL
113
XRST CHG
160
CHG1 CTL1
145
CHGPWM
131
XEXT PWR
166
WK DET
7
V OUT
Q671
(2/2)
Q951
D951
18
RF1
23
IN1
24V1
12
VG
VG
6
VI2
REGO1
VB
CN951
FOR
STAND CHARGER
RECHARGEABL BATTERY
NH-14WM 1.2V
DRY BATTERY SIZE
(IEC DESIGNATION LR6)
1PC, 1.5V
Q671
(1/2)
V BUS
175
UDP
176
UDM
DATA+
DATA-
CN952
Q952
292
USB IF VDD
Q651 REGO1
Q652
L651
Q653
DC-DC
CONV
2
IC651
136
XDC IN
VB
1
5
3
RECP
70
REG02
41
REGO2
CHG CTL
VM VW1
103