Read Panasonic CQ-C8403N Service Manual online
Pin
No.
Port
Part Name & Description
I/O
(V)
94
FLASH A7
A7 in Address bus
O
0
95
FLASH A6
A6 in Address bus
O
0
96
FLASH A5
A5 in Address bus
O
0.6
97
FLASH A4
A4 in Address bus
O
3.0
98
FLASH A3
A3 in Address bus
O
1.8
99
FLASH A2
A2 in Address bus
O
1.8
100 FLASH A1
A1 in Address bus
O
1.8
101 FLASH A0
Not connected
-
-
102 FLASH D15
DQ15 in Data bus
I/O
3.1
103 FLASH D14
DQ14 in Data bus
I/O
0.6
104 FLASH D13
DQ13 in Data bus
I/O
0.4
105 FLASH D12
DQ12 in Data bus
I/O
0.4
106 FLASH D11
DQ11 in Data bus
I/O
0.4
107 FLASH D10
DQ10 in Data bus
I/O
0.4
108 FLASH D9
DQ9 in Data bus
I/O
0.7
109 FLASH D8
DQ8 in Data bus
I/O
1.6
110 FLASH D7
DQ7 in Data bus
I/O
1.7
111 FLASH D6
DQ6 in Data bus
I/O
1.6
112 FLASH D5
DQ5 in Data bus
I/O
1.6
113 FLASH D4
DQ4 in Data bus
I/O
1.6
114 FLASH RESET
Reset for Flash memory
O
3.4
115 NC
Not connected
-
-
116 NC
Not connected
-
-
117 NC
Not connected
-
-
118 NC
Not connected
-
-
119 FLASH D3
DQ3 in Data bus
I/O
0
120 FLASH D2
DQ2 in Data bus
I/O
1.8
121 FLASH D1
DQ1 in Data bus
I/O
2.3
122 FLASH D0
DQ0 in Data bus
I/O
2.2
123 NC
Not connected
-
-
124 NC
Not connected
-
-
125 SUB SI
Serial data from main CPU
I
0
126 SUB SO
Serial data to main CPU
O
0.8
127 ROTARY 1
Volume-up detection from
Rotary encoder
Rotary encoder
I
1.8
128 ROTARY 2
Volume-down detection from
Rotary encoder
Rotary encoder
I
4.5
129 A CLK SCLK
Anode output pulse width
adjusting clock
adjusting clock
I
2.6
130 GND
GND
-
0
131 A CLK
Anode output pulse width
adjusting clock
adjusting clock
O
0.7
132 VCC5.0V
Power supply
-
4.5
133 KEY RET4
Key return 4
I
0
134 KEY RET3
Key return 3
I
0
135 KEY RET2
Key return 2
I
0
136 KEY RET1
Key return 1
I
0
137 OEL RESET
Reset for OEL
O
4.5
138 NC
Not connected
-
-
139 NC
Not connected
-
-
140 AD AVSS
GND
-
0
141 TH DETECT
Thermal detection
I
1.7
142 AD VREF
+5V Power supply
-
4.5
143 AD AVCC
+5V Power supply
-
4.5
144 PADJ IO3
Anode output pulse width
adjusting data 3 (Image data)
adjusting data 3 (Image data)
O
1.2
10.3. 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
-
Not Connected
-
-
5
LD-EJ
Loading Motor drive IC control
(Eject)
(Eject)
O
0
6
AMUTE
Mute signal output
O
0
7
-
Not Connected
-
-
8
SBSY
DSP IC SBSY
O
0
9
-
Not Connected
-
-
10
-
Not Connected
-
-
11
TXD0
Serial data output
O
0
12
RXD0
Serial data input
I
0
13
CLK0
Clock input
I
2.9
14
TXD1
Serial data output
O
3.2
15
RXD1
Serial data input
I
0
16
CLK1
Clock input
I
0
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
-
Not Connected
-
-
25
-
Not Connected
-
-
26
NMI
-
-
3.2
27
-
Not Connected
-
-
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
-
Not Connected
-
-
41
-
Not Connected
-
-
42
-
Not Connected
-
-
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
46-49
-
Not Connected
-
-
50
-
-
-
3.2
51-58
-
Not Connected
-
-
59
CDFS
Serial frame sink signal input
(CD ON)
(CD ON)
I
2.3
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
10
CQ-C8403N
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