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2200p
4700p
2200p
4700p
0.22
0.1
2.2
6.3V
1k
1k
0.1
22k
0.5%
22k
0.5%
47k
0.5%
47k
0.5%
100p 100p
0.1 0.1
1k 0.1
100
100
1M
AK6417AM
0
0
0
0
100k
100k
00
220k
2.2
0.1
1000p
1000p
NNCD6.8H
220p
TA2131FL
4.7k 4.7k
220
2.5V
0.22
10
0.22
10
220
2.5V
47k
47k
22k
10
6.3V
10k
47
10k
10k
10k
22k
1
1
1k1000p 1000p
100k
10
4V
0.1
10
6.3V
47
6.3V
0
100k
0.1
1M
0.1
AK5354VT
15P
0
0
0
1000p
0.25A
125V
02DZ2.4-Z
02DZ2.4-Z
0
1
SC4738FL
4.7
4V
0
0.1
22k
0.1
C1
E1
E2
E3
E4
E5
E8
E9
E10
E11
BEEP
M
U
T
E
SCK0
SDO0
SDI0
DIN1
SDO0
ZZ1
ZZ2
ZZ3
OPDET
XJDET
XOCTL
NV
PAUSE
SK2
SK1
XHOLD
LS
XL
SCK0
LR
X
S
B2
B1
D
T
C
K
∗
∗
∗
∗
XCS
SK
DI
DO
LIN
1
R
IN
1
LIN
2
R
IN
2
V
CO
M
A
G
N
D
V
A
V
D
PAUSE
XWK1
SET KEY 1
REC
CS
STB
SDO
SCK
DVDD
RST
(4/4)
SET KEY 2
DGND1
HOLD
S GND
DGND2
B
+
OUT L
P
W
G
N
D
O
U
T R
AGC IN
D
ET
VREF INSTB
TCMT
VCC
IN R
IN L
OUTB BEEP
OUTA BEEP
LINE IN
JACK
OPTICAL
RECEIVER
SWITCH
LCD
MODULE
&
-1 -2
HEADPHONE AMP
10k
22k (US)
∗
R104,204
(US)
∗
C101,201
(EXCEPT US)
EEPROM
A/D CONVERTER
REFERENCE
SWITCHING
VOLTAGE
(EXCEPT US)
10µH
VCC
XBUSY
RST
GND
A
D
D
T
X
B
C
K
F
S
2
5
6
L
R
C
K
S
C
K
0
S
D
O
0
X
P
D
X
C
S
P
D
N
C
SN
CC
L
K
C
D
TI
LR
C
K
M
C
LK
B
C
L
K
S
D
T
O
M
U
T
E
BE
EP
G
N
D
B
S
T
S
W
BST
NF2
LPF2
NF1
LPF1
VREF
Q801
XP1501
RESET SWITCH
RVDD
DTCK
KEY-R
RGND
HP-GND
HP-L
HP-R
LINE IN
(OPTICAL)
Q302
2SA2018TL
B+ SWITCHB+ SWITCH
2.2
0.47
6-10. SCHEMATIC DIAGRAM – MAIN Board (4/4) – • See page 42 for Waveforms. • See page 43 for IC Block Diagrams.
(Page
40)
(Page 38)
The components identified by mark 0 or dotted
line with mark 0 are critical for safety.
Replace only with part number specified.
Les composants identifiés par une marque 0 sont
critiques pour la sécurité. Ne les remplacer que
par une pièce portant le numéro spécifié.