Read Panasonic SL-CT520EB / SL-CT520EG / SL-CT520EE / SL-CT520SG Service Manual online
14.1. IC301(C2BBGF000595):
System Control
Pin
No.
Terminal
Name
I/O
Function
1
NRST
-
Not used, open
2
POWER
DRAM
-
Not used, open
3
PDOWN
O
Hologram laser circuit power down output
4
NC
-
Not used, open
5
DSPORT
-
Not used, open
6
GUP
-
Not used, open
7
CNVSS
-
GND
8
RESET
I
Reset signal input
9
XCOUT
-
Not used, open
10
XCIN
-
Not used, open
11
VSS
-
GND
12
XIN
I
System clock input
13
XOUT
O
System clock output
14
VCC
I
Power supply terminal
15
HPCNT
O
Headphone output permit output
16
MUTEH
O
Headphone mute output
17
BUZ
O
Buzzer signal output
18
VL3
I
Power supply connected terminal
19
VL2
I
Power supply connected terminal
20
NC
I
DC IN detect signal input
21
BLKCK
I
Block clock signal input
22
VL1
I
Power supply connected terminal
23
|
26
COM0
|
COM3
-
Not used, open
27
|
39
SEG35
|
SEG23
-
Not used, open
40
SEG12/
LED
O
Charge ON LED output
41
|
45
SEG21
|
SEG17
-
Not used, open
46
TYPESEL/
SEG16
I
Model select signal input
47
XCSEL
-
Not used, open
48
XBSSEL
-
Not used, open
49
CHGSEL
-
Not used, open
50
CHGSEL3
-
Not used, open
51
MPSEL
-
Not used, open
52 TRAINSEL
-
Not used, open
53
NRFDET
SEL
-
Not used, open
54
ZANSEL
-
Not used, open
55
REST
I
Rest detect switch signal input
56
PLAY
I
Play key signal input
57
A.SHOCK
-
Not used, open
58
HOLD
I
Hold switch signal input
59
ZAN/
JVDGE
-
Not used, open
60
RW
O
CD-RW output
61
MLD
O
Serial command latch output
62
CHARGE1
O
Charge ON output
63
CHARGE2
O
PVCC1 voltage up output
64
MCLK/SK
O
Clock output for IC302/IC501
65
MDATA/
DIDO
O
Data output for IC501/Data input/output for
IC302
IC302
66
STAT
I
Status signal input
67
ECS
O
Communication signal output for IC302
68
ACDET
I
AC detect signal input
Pin
No.
Terminal
Name
I/O
Function
69
RIO
O
Remote
control
communication
signal
output
70
POWER
O
Power ON signal output
71
AVSS
-
GND
72
VREF
I
Reference voltage input
73
6KEY
-
Not used, open
74
DOCTOR
I
Doctor mode AD input
75
VMONI
TOR2
I
PVCC1 voltage measurement input
76
VMONI
TOR
I
Battery voltage (GND) measurement input
77
VMONI
TOR3
I
Connected to GND via resistor
78
KEY2
I
Operation key signal input
79
KEY1
I
Operation key signal input
80
OPEN
I
CD lid open switch input
14.2. IC501(MN6627962JB):
Servo Amp, Servo Processor,
Digital Signal Processor,
Digital Filter & D/A Converter
Digital Signal Processor,
Digital Filter & D/A Converter
Pin
No.
Terminal
Name
I/O
Function
1
A7
O
Address 7 signal output
2
A6
O
Address 6 signal output
3
A5
O
Address 5 signal output
4
A4
O
Address 4 signal output
5
LDQM
O
Lower bite data mask signal output
6
NWE
O
Write enable signal output
7
NCAS
O
CAS control signal output
8
NRAS
O
RAS control signal output
9
CKE
O
Clock enable signal output
10
A3
O
Address 3 signal output
11
A2
O
Address 2 signal output
12
A1
O
Address 1 signal output
13
A0
O
Address 0 signal output
14
REGON
I
Built in regulator control signal
15
DRVDD1
I
Power supply terminal
16
DVDD1
I
Power supply terminal
17
A10
O
Address 10 signal output
18
BA1
-
Not used, open
19
BA0
-
Not used, open
20
DVSS1
-
GND
21
PWMSEL
I
PWM output mode select input
22
SPOUT
O
Spindle drive signal output
23
SPPOL
O
Spindle drive signal output
24
TRVP
O
Traverse drive signal output (+)
25
TRVM
O
Traverse drive signal output (-)
26
TRP
O
Tracking drive signal output (+)
27
TRM
O
Tracking drive signal output (-)
28
FOP
O
Focus drive signal output (+)
29
FOM
O
Focus drive signal output (-)
30
IOVDD1
I
Power supply terminal
31
AVDD3
I
Power supply terminal
32
AVSS3
-
GND
33
ADPVCC
I
Power supply voltage monitor signal input
34
TEIN
I
DSP tracking error signal input
35
ATOFS
-
Not used, open
36
FEIN
I
DSP focus error signal input
37
AFOFS
-
Not used, open
38
CEA
I
HPE amp capacitor connect terminal
39
RFENV
O
RF envelope signal monitor
14 Terminal Function of ICs
23
SL-CT520EB / SL-CT520EG / SL-CT520EE / SL-CT520SG
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