D-EQ550
12
12
5-5.
SCHEMATIC DIAGRAM – MAIN SECTION (2/3) –
•
Refer to page 9 for Waveforms.
TP633
IC302
IC603
Q601
L601
R602
C604
C638
C603
TP601
TP602
C610
C611
R617
R613
R614
R615
TJ603
TJ604
R610
C614
C616
C617
C618
R616
C608
C609
C634
TAP601
R620
C619
C620
C202
C203
R205
C204
R207
C102
C103
R105
C621
C635
L602
10
µ
H
C628
L604
10
µ
H
TP608
TP607
TP635
TP629
C624
C637
R636
C622
C623
L603
X601
R631
R630
R629
R627
R628
TP634
C304
C307
C305
R301
C301
R109
R209
C206
C106
C306
FB101
FB301
FB201
D201
D305
D101
C629
R633
TP628
R626
TP630
TP626
TP625
TP624
TP623
TP622
R607
R611
TP610
TP606
C626
C625
R107 C107
C303
R612
C612
C613
TP621
TJ610
DOUT
TA2120FN
HP IC
MSM51V4400E-70SJ
DRAM(4M)
2SB16790
2.2
2.2
10
4V
0.1
VM
ON
RFO
0.01
1000p
100k
100k
100k
100k
M
ON1
(B)
M
ON2
(B)
0
0.1
47p
0.22
0.22
470
0.1
10
4V
2200p
47
220
6.3V
1
10K
2.2
1000p
10K
2.2
2.2
2200p
0.1
1
0.01
1M
10p
10p
16.9MHz
0
0
0
0
0
10
4V
47p
10
4V
4.7
220
6.3V
4.7
4.7
0.1
0.1
2.2
0
0
0
UDZ5.1B
UDZ5.1B
UDZ5.1B
10
4V
2.2k
C2FX
10k
0
0
47p
0.1
1000p
1
0
0.01
2200p
RFGO
VBIAS
B1
SYNC
B3
A0
A1
A2
A3
A4
A5
A6
A7
A8
A9
A10
D0
D1
D2
D3
XRAS
XWE
CPOL
CDUTY
FIN-
FIN+
XCAS
TIN-
TIN+
SIN-
SIN+
ESPLT
GFS
DEFECT
FOK
XBUSY
CLK4M
BEEP
HPSW
AMUTE
SDTI
SDTO
SRW
SCK
POFF
XRST
SCOR
A0
A1
A2
A3
A9
D1
XWE
XRAS
D0
A4
A5
A6
A7
A8
D2
D3
XCAS
PD
A
B
E
F
BATM
NT
*
*
*
*
AMP
HEADPHONE
LD DRIVER
FR
EXCEPT FR
*
R105,205
22k
10k
FR
EXCEPT FR
*
R107,207
4.7k
22k
10
µ
H
2.2V
VDD
3V
GND
RF
J301
w w w . x i a o y u 1 6 3 . c o m
Q Q 3 7 6 3 1 5 1 5 0
9
9
2
8
9
4
2
9
8
T E L
9
9
2
8
9
4
2
9
8
0
5
1
5
1
3
6
7
3
Q
Q
TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299