Read Panasonic CQ-CK2303W Service Manual online
9.3. CD Servo Block
IC101 : YESAM337
Pin No.
Port
Descriptions
I/O
(V)
1
AVSS
GND
-
0
2
LD-MT
Loading Motor drive IC control 1
O
3.2
3
CNT
Loading Motor drive IC control 2
O
3.2
4
-
-
-
-
5
LD-EJ
Loading Motor drive IC control
(Eject)
(Eject)
O
0
6
AMUTE
Mute signal output
O
0
7
-
-
-
-
8
SBSY
DSP IC SBSY
O
0
9
-
-
-
-
10
-
-
-
-
11
TXD0
Serial data output
O
0
12
RXD0
Serial data input
I
0
13
CLK0
Clock input
I
2.9
14
-
-
-
-
15
-
-
-
-
16
-
-
-
-
17
AMD
-
-
3.2
18
DVCC
Power supply (3.3V)
-
3.2
19
X2
Crystal oscillator
-
1.3
20
DVSS
GND
-
0
21
X1
Crystal oscillator
-
1.3
22
AMI
-
-
3.2
23
RESET
Reset
I
3
24
-
-
-
-
25
-
-
-
-
26
NMI
-
-
3.2
27
-
-
-
-
28
STBY
DSP IC STBY
O
0
29
RST
DSP IC RST
O
3.2
30
CCE
DSP IC CCE
O
2.6
31
BUCK
DSP IC CK
O
2.8
32
BUS3
DSP IC BUS3
O
2.8
33
BUS2
DSP IC BUS2
O
2.8
34
BUS1
DSP IC BUS1
O
2.8
35
BUS0
DSP IC BUS0
O
2.9
36
RESET
SW
SW
Mechanics deck REST SW input
I
3.2
37
SW1
Mechanics deck SW1 input
I
0
38
SW2
Mechanics deck SW2 input
I
0
39
CONT
(P13)
(P13)
DSP IC power control 1
O
3.2
40
-
-
-
-
41
-
-
-
-
42
-
-
-
-
43
CONT
(P17)
(P17)
DSP IC power control 2
O
3.2
44
PIO0
DSP IC PIO0
O
0
45
ZDET
LOAD detect
I
0
46
-
-
-
-
47
-
-
-
-
48
-
-
-
-
49
-
-
-
-
50
-
-
-
-
51
-
-
-
-
52
-
-
-
-
53
-
-
-
-
54
-
-
-
-
55
-
-
-
-
56
-
-
-
-
57
-
-
-
-
58
-
-
-
-
59
CDFS
Serial frame sink signal input
(CD ON)
(CD ON)
I
2.3
Pin No.
Port
Descriptions
I/O
(V)
60
P50/AN0 Reference voltage
I
0.3
61
P51/AN0 Loading motor detect
I
2.1
62
P52/AN2
-
-
0
63
P53/AN3
-
-
0
64
AVCC
Power supply (3.3V)
-
3.2
6
CQ-CK2303W
Click on the first or last page to see other CQ-CK2303W service manuals if exist.