Schematic Diagram - Main Board (1/4); Schematic Diagram - Main Board (2/4) - Sony AM-NX9 Service Manual

Portable minidisc recorder
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AM-NX9
6-6.
SCHEMATIC DIAGRAM – MAIN Board (1/4) – •
CN501
20P
TRK-
TRK-
TRK+
TRK+
FCS-
FCS-
FCS+
FCS+
AGND
A1
VREF
A2
C
A3
D
A4
Iy
A5
Ix
PDS0
S0
LD-A
LD-K
A6
Jx
A7
Jy
A8
A
A9
B
A10
MON
PDS1
SI
AVCC
M702
(SLED)
U
N
CN701
10P
1
SLEDN
W
V
SLEDU
SLEDV
SLEDW
M703
HD_DRV-
OVER WRITE
HD_DRV+
HEAD UP/DOWN
CLVW
CLVV
CLVU
U
N
CLVN
10
W
V
M701
(SPINDLE)
See page 33 for Waveforms.
See page 40 for IC Block Diagrams.
(1/4)
C513
C517
C524
0.022
0.01
1
R504
10k
R505
10k
R511
0
TE
CN
NPPO
CPGND
C506
DFTRK
CLK
0.01
TON-C
CCSL2
BOTM
RF AMP,
CDN
FOCUS/TRACKING
PEAK
ADFG
A3
ERROR AMP
D
Wpp-LPF
A8
A
AGND
IC501
A9
SN761058AZQLR
B
AGND
A2
CSP
C
ADIP-IN
(Chip Size Package)
AVCC
SMON
A6
Jx
AGND
A7
Jy
A-C
A4
Iy
D-C
A5
C514
2200p
A10
C523
2200p
A1
R508
1k
C507
C509
C522
R507
10
0.1
0.1
10k
6.3V
L503
R501 R502
R503
10µH
100k
1
1
Q501
2SA1577
-T106-QR
L504
C510
10µH
AUTOMATIC
C505
22
10
POWER CONTROL
6.3V
6.3V
R701
2.2k
R702
2.2k
C526
C535
0.047
1
R703
2.2k
C536
0.1
C537
0.022
ADIP
C538
0.022
C533
0.01
S_MON
R704
10k
R705
10k
R706
10k
C527
C534
4700p
4700p
C540
R509
4700p
0
RF1
VC
VREF_MON
APCREF
36
36
C720
0.1
C718
0.1
SLD_CON_W
SLD_CON_V
SLD_CON_U
UI2
FI2
SLD_PWM
PWM2
RI2
SLD_MON_U
CPUO2
COM2
SLD_MON_V
CPVO2
CPUI2
SLD_MON_W
CPW02
CPVI2
XRST_MTR_DRV
DE
CPWI2
FOCUS/TRACKING
GND1
NC
COIL DRIVE,
C715
0.1
VC
SPINDLE/SLED
GND2
MOTOR DRIVE
VG
CPWI1
CLV_MON_W
IC701
CPWO1
SC111258EPR2
CPVI1
CLV_MON_V
CPVO1
CPUI1
CLV_MON_U
CPUO1
COM1
CLV_PWM
PWM1
RI1
CLV_CON_U
UI1
FI1
C716
0.1
CLV_CON_V
CLV_CON_W
C719
C721
0.1
0.1
(Page 38)
The components identified by mark 0 or dotted
Les composants identifiés par une marque 0 sont
line with mark 0 are critical for safety.
critiques pour la sécurité. Ne les remplacer que
Replace only with part number specified.
par une pièce portant le numéro spécifié.
1
TF1
TR1
(Page 37)
FR1
FF1
3
4
(Page 39)

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