MZ-E909
7
7
SCHEMATIC DIAGRAM – MAIN SECTION (2/2) –
z
Refer to Service Manual page 16 for Notes.
z
Refer to Service Manual page 24 – 25 for IC Block Diagrams.
Last digit-21
MAIN BOARD
(1/2)
CN551
C557
C558
C559
D855
R817
R818
D201
D101
C851
R819
L901
D901
C901
C917
C918
R920
C903
C904
L904
L902
D902
R903 C905
C921
C909
D903 C907
C910
R909
R910
FB801
FB802
RB553
C915
C952
J301
C999
IC901
R951
L905
47
µ
H
68
µ
H
C924
R964
Q905
R950
Q906
R933
C922
C923
D904
Q901
L903
R930
R958
R959
R960
R961
R962
Q907
Q908
Q909
C925
IC551
C565
C564
C563
TAP501
RB554
C920
C908
C854
C
853
C919
R931
R922
R932
IC902
Q912
R971
C927
C928
R967
R968
R969
R970
R972
Q911
Q902
Q910
8P
0.033
0.033
0.033
MAZZ068H
100
100
NAZS0270
NAZS
0270
0.1
1M
MA2YD15
22
6.3V
0.1
0.1
10k
47
6.3V
22
4V
MA2YD15
2.2k
0.1
0.1
0.01
MA729
1
1000p
10k
10k
0
0
10k
0.1
100
4V
0.1
XPC18A32AFCR2
1.5M
0.047
680k
3LN01SS
B+ SWITCH
1k
SI2302
B+ SWITCH
100k
22
4V
22
4V
MA2Z748
2SD2114K
DC/DC CINVERTER
ON/OFF
3.3k
1M
1M
1M
1M
1M
UN9214
2SB1462
XP1501
22
6.3V
SC111258FCR2
0.033
0.033
0.033
3.3k
0.1
3300p
0.1
0.0068
10
6.3V
330k
150k
1M
XC6368B101MR
2SD2216
1M
0.1
0.1
100k
1M
47k
1M
100k
2SD2216
SI2302DS-T1
DC/DC CONVERTER
ON/OFF
XP4601
1
2
12
15
4 5
6
7 8
9
11
13 14
16 17 18
CLV M
ON W
CLV M
ON V
CLV M
ON U
CLV CON W
CLV CON V
CLV CON U
CLV PW
M
XRST M
TR DRV
FFCLR
SLEEP
FS4
VLON
RMC DTCK
RMC KEY
VC P
W
N
VL
PW
N
SLD MON W
SLD MON V
SLD MON U
SLD CON U
SLD PWM
SLD CON V
SLD CON W
TR1
TF1
FF1
FR1
FCS-
FCS+
TRK-
TRK+
VD PWM
FOCUS/TRACKING
COIL DRIVE,
SPINDLE/SLED
MOTOR DRIVE
VLON
XW
K1
VSTB
GN
D
VL
VLO
VL
L2
PG
ND2
PGND2
XW
K
2
XW
K
3
XW
K4
VR
M
C
VA
VAFB
VDFB
VIFFB
GND
VC
VCO
VC
L1
NC
PGND1
P
GND
1
VCOU
T
DTC1
DTC2
RF2
INM2
PWM1
PWM2
VG
LG
PGND2
L2
NC
L1
RF1
INM1
NC
VD
VC2
XRST
CRST
RSTREF
VREF
VB
GND
CLKSEL
VAIFON
FFCLR
SLEEP
CLK
GND2
CPWI
CPVI
CPUI
COM
F11
R11
F12
R12
CLVN
CLVU
CLVV
CLVW
SLED1+
SLED2+
SLED1-
SLED2-
SLED
MOTOR
MOTOR
SPINDLE
M901
M902
POWER SUPPLY
VIF
RVDD
DATA
KEY
RGND
DRY BATTERY
SIZE"AA"
BATTERY
NH-14WM
RECHARGEABLE
(IEC DESIGNATION LR6)
1PC.1.5V
1PC.1.2V 1400mAh
VC
VC
DVDD
UNREG
VG
CONVERTER
DC/DC
+B ON/OFF
Q907-909
U12
PWM2
CPUO2
CPVO2
OE
GND1
VC
VG
CPWO1
CPVO1
CPUO1
PWM1
U11
CPWO2
COM2
CPU12
CPV12
CPW12
NC
V12
W
12
PGNDW
2
W
O2
VM
VW
2
VO2
PGNDUV2
UO2
VM
U2
VM
R2
RO2
PGND2
FO2
VM
F2
V11
W
11
PGNDW
1
W
O1
VM
VW
1
VO1
PGNDUV1
U01
VM
U1
VM
R1
RO1
PGND1
FO1
VM
F1
IC903
S-80808ANNP
CHARGE
SWITCH
CHARGE
SWITCH
CHARGE
SWITCH
VOLTAGE
DET
47
µ
H
10
µ
H
Summary of Contents for Walkman MZ-E909
Page 32: ...32 MZ E909 ...