Read Panasonic CQ-C5305W Service Manual online
6
4.1.2.
Display Block
IC906 : YESAM246
4.1.3.
CD Servo Block
IC101 : YESAM383
88 VSS
Ground
-
0
0
0
89 VDD
+5V power supply
-
4.8
4.8
4.8
90 OSC FM/AM FM/AM local oscillation fre-
quency
I
1.4
1.4
0
91 N.C.
Ground
-
0
0
0
92 FM/AM IFC
FM/AM center frequency
input
input
I
0
0
0
93 N.C.
Ground
-
0
0
0
94 EO
FM/AM phase detection
error output
error output
O
2.2
2.1
0
95 SUBPD
Not connected
-
-
-
-
96 RDS DATA
Not connected
-
-
-
-
97 SSC
SD sensitivity control
O
0
0
0
98 AMP CNT
Power supply control for
External amplifier
External amplifier
O
4.7
4.7
4.7
99 AF MUTE
Audio signal mute
O
4.8
4.8
4.8
100 AMP MUTE Mute for Power amplifier
O
4.8
4.8
4.8
Pin No.
Port
Description
I/O
(V)
1
SEG1/P1
LED driver
O
4.6
2
NC
No Connected
-
-
3
SEG3/P3
LED (Red) driver
O
4.6
4
SEG4/P4
LED (Green) driver
O
4.6
5
SEG5/P5
LED (Blue) driver
O
4.6
6-8
NC
No Connection
-
-
9-70
SEG9-SEG70
LCD segment data
O
2.3
71-73 SEG71-73
Not connected
-
-
74
COM4
LCD common
O
2.3
75
COM3
LCD common
O
2.3
76
COM2
LCD common
O
2.3
77
COM1
LCD common
O
2.3
78-79 NC
Not Connected
-
-
80-83 KS3-6
Key scan
O
4.6
84-88 KI1-5
Key data
I
0
89
VDD
+5V power supply
-
4.6
90
VLCD
LCD driver power supply
-
4.6
91
VLCD1
VLCD1 filter terminal
I
3.1
92
VLCD2
VLCD2 filter terminal
I
1.5
93
VSS
Ground
-
0
94
TEST
(Connecting to ground)
I
0
95
OSC
Oscillator terminal
I/O
3.4
96
/RES
Reset
I
4.6
97
DO
Key data output
O
4.6
98
CE
LCD driver chip enable
I
0
99
CL
LCD clock
I
4.8
100
DI
LCD data
I
4.7
Pin
No
Port
Description
I/O
Vol [V]
FM
AM
CD
Pin
No
Port
Description
I/O
(V)
1
P96
(A/D)
Disc detection of CD deck
(SW1)
(SW1)
I
0
2
P95 (A/D)
Reset switch detection of CD
deck
deck
I
3.2
3
P94 (A/D)
Laser diode monitor
I
2.1
4
P93 (A/D)
GND
-
0
5
P92 (A/D)
GND
-
0
6
P91 (A/D)
GND
-
0
7
P90 (A/D)
GND
-
0
8
P87/SRVMON1 Servo monitor 1 for OCD mod-
ule
O
0
9
P86/SRVMON0 Servo monitor 0 for OCD mod-
ule
O
0
10
P85 (A/D)
CD mute control
O
0
11
PB4 (A/D)
Not connected
-
-
12
P84 (A/D)
Power-down detection
I
1.2
13
DVSS3
GND
-
0
14
SRAMVDD
Power supply for SRAM
I
1.5
15
REGOUT
Regulated power supply
O
1.5
16
REGVDD
3.3V power supply
-
3.2
17
REGON2
Power control for internal regu-
lator
lator
I
3.2
18
P83
Not connected
-
-
19
P82
Power control for OCD module
O
3.2
20
P81/BA1
Not connected
-
-
21
P80/BA0
GND
-
0
22
D2/P34
Not connected
-
-
23
D1/P35
Not connected
-
-
24
D0/P36
Not connected
-
-
25
D3/P37
GND
-
0
26
D4/P44
CD-mounting mode drive for
Sled motor (LD-MT)
Sled motor (LD-MT)
O
0
27
D5/P45
CD-ejection mode drive for Sled
motor (LD-EJ)
motor (LD-EJ)
O
0
28
D6/P46
Sled motor mode selection
(CNT)
(CNT)
O
3.2
29
D7/P47
CD servo mute (/RST)
O
3.2
30
D15/P60
GND
-
0
31
D14/P61
GND
-
0
32
D13/P62
GND
-
0
33
D12/P63
GND
-
0
34
D11/P64
GND
-
0
35
D10/P65
GND
-
0
36
D9/P66
GND
-
0
37
D8/P67
GND
-
0
38
SDRCK
Not connected
-
-
39
A11
Not connected
-
-
40
A9
Not connected
-
-
41
A8
Not connected
-
-
42
A7
Not connected
-
-
43
A6
Not connected
-
-
44
A5
Not connected
-
-
45
A4
Not connected
-
-
46
NEW
Not connected
-
-
47
NCAS
Not connected
-
-
48
NRAS
Not connected
-
-
49
A3
Not connected
-
-
50
A2
Not connected
-
-
51
A1
Not connected
-
-
52
A0
Not connected
-
-
53
A10
Not connected
-
-
54
VSSIC/N.C.
GND
-
0
55
IOVDD1
3.3V power supply
-
3.2
56
DVDD1
1.5V power supply
O
1.5
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