1212
D-EJ119/EJ120/EJ121
D-EJ119/EJ120/EJ121
5-4. SCHEMATIC DIAGRAM – MAIN BOARD (1/3) –
• See page 16, 17 for IC Block Diagrams. • See page 15 for Waveforms.
D301
D302
D306
SL805
C808
R816
C626
C632
C625
R622
R618
R619
R628
C622
R615
X601
C635
C630
C633
C618
C621
C623
C627
C638
R409
L601
10uH
R608
R610
C610
R601
R650
R602
R603
R604
R605
C604
C606
C605
C612
C614
C607
C608
C609
R613
CN601
R614
R871
R616
C634
C613
R401
R872
S810
S809
C631
R611
D601
C318
FB302
R314
R620
R104
C107
R204
C207
D101
D201
J302
C105
C205
C303
R322
R102
R101
C101
R202
R201
C201
R203
C204
R103
C104
C308
R323
C319
R324
C320
D304
C317
R313
FB301
R631
C629
C412
C620
R207
R107
C301
D303
IC301
IC601
IC602
Q601
UDZSTE-175.1B
UDZSTE-175.1B
UDZSTE-175.1B
4700p
10k
0.1
0.1
0.01
1k
1k
1k
10k
0.01
0
16.934M
Hz
0.01
0.01
100
6.3V
2.2
0.1
1
22
4V
1
2.2
2.2
100k
4.7
100k
1M
100k
100k
100k
100k
0.1
10
6.3V
1000p
1000p
2200p
0.1
0.22
1
470
15P
47
220k
1M
1000p
0.01
10
10k
(OPEN)
0.1
2.2k
RSB6.8STE61
1000p
0
1k
4.7
0.1
4.7
0.1
RSB6.8STE61
RSB6.8STE61
220
4V
220
4V
10
16V
4.7
10k
4.7k
1
10k
4.7k
1
10k
220p
10k
220p
220
6.3V
2.2
0.22
2.2
0.22
DAM
222
1
470
10p
47
10V
0
10k
10k
10
16V
RSB6.8STE61
TA2120FN(EL)
BU9354CKV
M
SM
51X4400E
-10TSK-F
KTA2015Y-RTK
LD DRIVER
PWM
BUS 3
VIN
A GND
VCC2
VCC1
BATMNT
BUS 1
VCC4
VCPU
COMP
BUS 2
SYNC
BUS 4
BUS 1
GND-2
WPSW
SCK
SDTO
SDTI
SCOR
POFF
XRST
CPOL
FIN-
FIN+
TIN+
TIN-
SIN-
SIN+
D0
D1
D2
D3
A0
A1
A2
A3
A4
A5
A6
A7
A8
A9
XRAS
XCAS
A10
XWE
OPEN
HOLD
RM
KEY
OPGSW
OPSTB
F+
T-
T+
F-
CLK4M
J
XBUSY
FOK
GFS
D2
D3
A4
A5
A6
A7
A8
XCAS
SRW
AM
UTE
BEEP
A0
A1
A2
A3
D1
XRAS
XWE
A9
D0
*
*
*
AVSS2
RLINO
RLINI
RDACO
VCDACO
LDACO
LLINI
LLINO
AVDD2(2.25V)
MUTE
DVDDIO(2.0V)
XIN
XOUT
DVSSIO
DVDD(1.5V)
SCOR
XRST
POFF
DVSSIO
SCLK
SRW
SDIN
SDOUT
A3
A2
A1
A0
A4
A5
A6
A7
A8
A9
XRAS
XWE
D1
D2
XCAS
DVSSIO2
SDOP
SDON
TDOP
TDON
D0
D3
FDOP
FDON
CLVOP
CLVON
CLKDRV
GFS
EXPCLK
C2FX
A10/CAS2B
EFM
/YFLG
FOK O
DEFECT O
LRCKI
DOUTAI
LRCKO
DOUTAO
DOCKO
TEST
TDO
TDI
TM
S
TCK
CLK4M
XBUSY O
DVDD(1.5V)
AVDD(2.0V)
LD
PD
VM
ON
VCHK
E
F
B
A
BIAS
NC
RFI
PKC
BTC
RFGO
DETI
ASYI
ASYO
M
ON1
M
ON2
ADPFO
ADPFI
FCO
PCO
SVSSI
DOCKI
DVSS1
TEST S
DVDDIO(2.0V)
DVDDIO2(2.4V)
HEADPHONE AM
P
DIGITAL SIGNAL PROCESSOR
RF AM
P,SERVO
D-RAM
CONTROLLER
D/A CONVERTER
HOLD
ON
OFF
D
-RAM
(16M
)
IC603
41SV44052-100TG
D-RAM
(16M
)
A4
A5
A6
A7
A8
XCAS
D2
D3
VSS
D0
D1
XWE
XRAS
A0
A1
A2
A3
VCC
*R314
1k
0
ATTSW
LIN
RIN
GND
BEEP
M
UTE
M
UTE
PW
RSW
BIAS
BIAS IN
BBSW
ALCDET
ALCIN
M
IXOUT
PGND
LOUT
VREF
ROUT
VCC
OLCSW
RFIN
ADDOUT
BSTNR
BSTOUT
A9
XDE
D2
D3
A4
A5
A6
A7
A8
A9
XCAS
A0
A10
A1
A2
A3
D1
XRAS
XWE
D0
A4
A5
A6
A7
A8
XCAS
D2
D3
VSS
D0
VCC
D1
XWE
XRAS
A0
A10
A1
A2
A3
VCC
VSS
A9
XDE
EJ119/
EJ120:EXCEPT US,
CND, E
0
*FB301
EJ119/EJ120:US, E/EJ121: E18, EA, AUS, TW
FERRITE
*R313
10k
10k/0.5%
EJ119/EJ120:US, E/EJ121: E18, EA, AUS, TW
EJ119/EJ120: US, E/EJ121: E18, EA, AUS, TW
EJ120:EXCEPT US, E/EJ121: 4E18,M
X
EJ120:EXCEPT US, E/EJ121: 4E18,M
X
EJ120:EXCEPT US, E/EJ121: 4E18,M
X
EJ120:EXCEPT US, E/EJ121: 4E18,M
X
EJ120:EXCEPT US, E/EJ121:4E18,M
X
US, CND
EXCEPT US, CND
Ver. 1.3
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