Read Panasonic SC-HC40EG / SC-HC40EP Service Manual online
118
19.2. IC7001 (MN6627954AMA) IC SERVO PROCESSOR
Pin No.
Mark
I/O
Function
1
A9
O
DRAM address signal O/P 9
2
A11
O
DRAM address signal O/P 11
3
A8
O
DRAM address signal O/P 8
4
A7
O
DRAM address signal O/P 7
5
A6
O
DRAM address signal O/P 6
6
A5
O
DRAM address signal O/P 5
7
A4
O
DRAM address signal O/P 4
8
NWE
O
Write Enable Signal (DRAM)
9
NCAS
O
DRAM CAS Control Signal
10
NRAS
O
DRAM ARS Control Signal
11
A3
O
DRAM address Signal O/P 3
12
A2
O
DRAM address Signal O/P 2
13
A1
O
DRAM address Signal O/P 1
14
A0
O
DRAM address Signal O/P 0
15
A10
O
DRAM address Signal O/P 10
16
BA0
-
Motor O/P (0);/Serial I/P
17
BA1
-
Motor O/P (1);/Serial I/P
18
PRAMVSS33
-
GND (DRAM)
19
PRAMVDD33
-
Power Supply Voltage (+1.6V)
20
PRAMVDD15
-
Power Supply Voltage (DRAM)
21
SPOUT
O
Spindle Drive O/P
22
PC
I/O Spindle motor drive O/P signal serial
data/Monitoring I/P
23
TRVP
O
Traverse Drive O/P (+ve)
24
TRP
O
Tracking Drive O/P (+ve)
25
FOP
O
Focusing Drive O/P (+ve)
26
DVSS1
-
GND
27
IODD2
-
Digital Power Supply Voltage 2 (I/O)
28
DVDD1
-
Digital Power Supply Voltage 1
(Built-In)
(Built-In)
29
SRVMON0
-
No Connection
30
SRVMON1
-
No Connection
31
AVSS2
-
GND
32
OSCIN
I
Oscillating Input
33
CTRCRS
-
Tracking Cross Comparator
34
VREF
-
+Vref Supply Voltage
35
E
I
Tracking Input Signal 1
36
F
I
Tracking Input Signal 2
37
D
I
Focusing Input Signal 4
38
B
I
Focusing Input Signal 2
39
C
I
Focusing Input Signal 3
40
A
I
Focusing Input Signal 1
41
PD
I
APC Amp I/P
42
LD
O
Laser Drive Current O/P
43
CENV
-
Detection Capacitance Connection
terminal
terminal
44
RFENV
O
RF Envelope O/P
45
RFOUT
O
RF Summing Amp O/P
46
RFIN
I
SGC I/P
47
AVDD2
-
Analog Power Supply voltage 2 (For
DSL/PLL)
DSL/PLL)
48
ARFDC
-
AGC Capacitive Connection Termi-
nal
nal
49
ARFOUT
O
AGC Output
50
ARFFB
I
ARF Feedback Signal I/P
51
ARFIN
I
Audio RF Signal I/P
52
DSLF
I
Loop Filter Terminal (For DSL)
53
IREF
-
Reference I/P
54
PLLF
-
PLL Loop Filter Terminal (Phase
Compare)
Compare)
55
PLLF0
-
PLL Loop Filter Terminal (Speed
Compare)
Compare)
56
OUTL
O
Audio O/P (LCH)
57
AVSS1
-
GND
58
AVDD1
-
Analog Power Supply Voltage 1
59
OUTR
O
Audio O/P (RCH)
60
DVSS3
-
GND3 (Digital Circuit)
61
NSRVMONON
I
Servo Motor O/P Enabling
62
EXT0 / SRDATA
(ST_IN)
-
Expansion O/P Port 0
63
EXT1 / LRCK
(ST_REQ)
-
Expansion O/P Port 1
64
EXT2 / BCLK
(ST_CLK)
-
Expansion O/P Port 2
65
FLAG
-
Flag Signal O/P
66
TX
-
Digital Audio Interface O/P signal
67
MCLK
I
Micro-Computer Command Clock I/
P
P
68
MDATA
I
Micro-Computer Data I/P
69
MLD
I
Micro-Computer Load I/P
70
STAT
O
Status Signal O/P
71
BLKCK
O
Subcode Blk Clock
72
NRST
O
LSI Reset Signal
73
DQSYTXT
-
Pack Signal O/P for CD-Text data
74
SMCK
-
Micro-Computer Clock O/P
75
PMCK
-
IOCNT Serial data O/P (Synchro-
nous O/P)
nous O/P)
76
DVDD2
-
Digital Power Supply Voltage 2
(+1.5V)
(+1.5V)
77
IODD1
-
Digital Power Supply Voltage 1 (For
I/O)
I/O)
78
DVSS2
-
GND2 (For Digital Circuit)
79
NTEST2
I
Test Mode Setting (ON:H)
80
X2
O
Crystal Oscillating Circuit O/P
81
X1
I
Crystal Oscillating Circuit I/P
82
NTEST
I
Test Mode Setting I/P (ON:H)
83
D2
O
Data Signal O/P 2
84
D1
O
Data Signal O/P 1
85
D0
O
Data Signal O/P 0
86
D3
O
Data Signal O/P 3
87
D4
O
Data Signal O/P 4
88
D5
O
Data Signal O/P 5
89
D6
O
Data Signal O/P 6
90
D7
O
Data Signal O/P 7
91
D15
O
Data Signal O/P 15
92
D14
O
Data Signal O/P 14
93
DRVDD
-
I/O Power Supply Voltage (DRAM)
94
D13
O
Data Signal O/P 13
95
D12
O
Data Signal O/P 12
96
D11
O
Data Signal O/P 11
97
D10
O
Data Signal O/P 10
98
D9
O
Data Signal O/P 9
99
D8
O
Data Signal O/P 8
100
SDRCK
O
Clock Signal O/P
Pin No.
Mark
I/O
Function
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