Read Panasonic CX-CM3291AK Service Manual online
8.1. Main Block
IC601 : C2BBFE000089
Pin
No.
No.
Port
Descriptions
I/O
Vol
(V)
(V)
1
(NC)
-
-
-
2
(NC)
-
-
-
3
(NC)
-
-
-
4
AVSS
Ground
-
0
5
(NC)
-
-
-
6
(NC)
-
-
-
7
AVREF1
Connect to VDD
-
5.0
8
(NC)
-
-
-
9
(NC)
-
-
-
10
P.ON
Power on signal
O
5.0
11
CDCH-SIM
CD serial data
I
4.2
12
CDCH-SOM
CD serial data
O
0
13
CDCH-SCK
CD clock
O
5.0
14
(NC)
-
-
-
15
(NC)
-
-
-
16
(NC)
-
-
-
17
(NC)
-
-
-
18
(NC)
-
-
-
19
CD ON
CD controller enable
O
5.0
20
CDCH- RST
CD reset signal
O
5.0
21
(NC)
-
-
-
22
(NC)
-
-
-
23
(NC)
-
-
-
24
(NC)
-
-
-
25
(NC)
-
-
-
26
(NC)
-
-
-
27
(NC)
(Connecting to groung)
-
0
28
(NC)
(Connecting to groung)
-
0
29
(NC)
(Connecting to groung)
-
0
30
(NC)
(Connecting to groung)
-
0
31
(NC)
(Connecting to groung)
-
0
32
(NC)
(Connecting to groung)
-
0
33
VSS
Ground
-
0
34
(NC)
(Connecting to groung)
-
0
35
(NC)
(Connecting to groung)
-
0
36
(NC)
(Connecting to groung)
-
0
37
(NC)
(Connecting to groung)
-
0
38
(NC)
(Connecting to groung)
-
0
39
(NC)
(Connecting to groung)
-
0
40
(NC)
(Connecting to groung)
-
0
41
(NC)
(Connecting to groung)
-
0
42
(NC)
(Connecting to groung)
-
0
43
(NC)
(Connecting to groung)
-
0
44
(NC)
-
-
-
45
S.MUTE
Mute output
O
0
46
CDCH CONT
Not used
-
-
47
(NC)
-
-
-
48
(NC)
(Connecting to groung)
-
0
49
(NC)
(Connecting to groung)
-
0
50
(NC)
(Connecting to groung)
-
0
51
(NC)
(Connecting to groung)
-
0
52
(NC)
(Connecting to groung)
-
0
53
(NC)
(Connecting to groung)
-
0
54
(NC)
(Connecting to groung)
-
0
55
(NC)
(Connecting to groung)
-
0
56
(NC)
(Connecting to groung)
-
0
57
(NC)
(Connecting to groung)
-
0
58
(NC)
(Connecting to groung)
-
0
59
(NC)
(Connecting to groung)
-
0
60
RESET
Reset input
I
5.0
61
(NC)
(Connecting to groung)
-
0
62
BATT-DET
BATT voltage detect
I
5.0
63
ACC-DET
ACC voltage detect
I
5.0
64
CDCH EJECT
CD eject
I
0
65
BUS IN
BUS signal input
I
5.0
66
BUS OUT
BUS signal output
O
0
67
(NC)
(Connecting to groung)
-
0
Pin
No.
No.
Port
Descriptions
I/O
Vol
(V)
(V)
68
VDD
+5V power supply
-
5.0
69
X2
Crystal oscillator
-
3.2
70
X1
Crystal oscillator
-
2.9
71
IC
(Connecting to groung)
-
0
72
XT2
Not used
-
-
73
(NC)
(Connecting to groung)
-
0
74
AVDD
+5V power supply
-
5.0
75
AVREF0
Ground
-
0
76
(NC)
(Connecting to groung)
-
0
77
(NC)
(Connecting to groung)
-
0
78
(NC)
(Connecting to groung)
-
0
79
(NC)
(Connecting to groung)
-
0
80
(NC)
(Connecting to groung)
-
0
8.2. CD Servo Block
IC201 : MN662785TBUC
Pin
No.
No.
Port
Descriptions
I/O
Vol
(V)
(V)
1
DVDD3
+5V power supply
-
3.6
2
D0
D-RAM data
I/O
2.0
3
D1
D-RAM data
I/O
2.0
4
NWE
D-RAM data write
O
3.0
5
NRAS
D-RAM row address strobe
O
3.2
6
D2
D-RAM data
I/O
2.1
7
D3
D-RAM data
I/O
1.9
8
NCAS0
D-RAM columun address strobe
O
2.8
9
NCAS1
D-RAM columun address strobe
O
1.4
10
A8
D-RAM address
O
1.0
11-14 A7-4
D-RAM address
O
1.1
15
A9
D-RAM address
O
1.1
16-18 A0-A2
D-RAM address
O
1.1
19
A3
D-RAM address
O
1.1
20
DVSS2
Ground
-
0
21
DVDD2
+5V power supply
-
3.6
22
SPOUT
Not used
-
1.5
23
TRVP
Traverse motor control
O
1.9
24
TRVM
Traverse motor control
O
1.9
25
TRP
Trackng coil drive
O
1.9
26
TRM
Trackng coil drive
O
1.9
27
FDP
Focus coil drive
O
2.0
28
FDM
Focus coil drive
O
2.0
29
FBAL
Focus balance
O
1.9
30
TBAL
Tracking balance
O
1.9
31
CSEL
(Connecting to VDD)
-
3.6
32
FE
Focus error
I
2.0
33
TE
Tracking error
I
1.9
34
RFENV
RF envelope
I
1.9
35
OFT
Off track signal
I
0
36
NRFDET
RF detecting signal
I
0
37
BDO
Drop-out signal
I
0
38
LDON
Laser on signal
O
3.6
39
ARF
RF signal
I
1.9
40
IREF
Reference current input
I
1.2
41
ADPVCC
(Connecting to ground)
-
0
42
DSLF
Loop filter for DSL
-
2.0
43
DRF
Loop filter for DSL
-
2.2
44
PLLF
Loop filter for PLL
-
1.3
45
VCOF
VCO filter
-
1.3
46
AVDD2
+5V power supply
-
3.6
47
AVSS2
Ground
-
0
48
OUTL
L channel output
O
1.8
49
AVSS1
Ground
-
0
50
OUTR
R channel output
O
1.8
51
AVDD1
+5V power supply
-
3.5
52
FSEL
(Connecting to P3V)
-
3.7
53,54
-
(Connecting to ground)
-
0
55
FLAG
Flag output
O
0
56
CLVS
Servo status signal
O
3.6
57-60
-
Not used
-
-
8 TERMINALS DESCRIPTION
7
MAZDA / CX-CM3291AK
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