CQ-EH3260A (serv.man3) - Panasonic Car Audio Service Manual (repair manual). Page 8

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Pin
No.
Port
Descriptions
I/O
(V)
FM AM CD
80 VSM
Radio field strength input
I
1.0 1.1
0.8
81 NC
-
-
-
-
-
82 AVDD
Positive power supply for A/D
converter
-
5.2 5.2
5.2
83 AVREF1
Reference voltage impression
for A/D converter
-
5.1 5.1
5.1
84 AVSS
GND for A/D converter
-
0
0
0
85 GA IN
GA NET Bus data input
I
0
0
0
86 GA OUT
GA NET Bus data output
O
0
0
0
87 ACC-DET ACC detection input H:ACC ON
I
5.1 5.1
5.1
88 ILLUMI-
Illumi input for illumi control (-)
I
0
0
0
89 TELMUT
E
At TELEMATICS interrupt signal
input L:TELEMATICS
interruption
I
5.2 5.2
5.2
90 GAIN
Gallium test data input
I
5.1 5.1
5.1
91 IDCEJEC
T
EJECT button input L: Button
ON
I
4.3 4.3
4.3
92 BAT-DET +B detection input H:+B ON
I
5.1 5.1
5.1
93 TEL/EJ-
INT
Button interruption detection
input button interruption
I
4.7 4.7
4.7
94 IDC-SI
CD serial communications data
entry
I
4.1 4.1
3.1
95 RXD
NC (OPEN)
O
0
0
0
96 E-VOL
STB
E-VOL STB signal output
O
0
0
0
97 IDC-CLK
CD serial communications clock
output
O
5.0 5.0
5.0
98 IDC-SO
CD serial communications data
output
O
0
0
0
99 LED-
DIM2
Pulse output for Ilmicontororl
O
4.7 4.7
4.7
100 CD-
RESET
CD deck microcomputer RESET
output L:RESET
O
5.0 5.0
5.0
7.2. CD Servo Block
IC201 : MNG7851ATCUC
Pin
No.
Port
Descriptions
I/O
Vol
(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
-
-
61
MCLK
Clock for I/F command
I
2.4
62
MDATA
Date for I/F command
I
1.9
63
MLD
I/F command load
I
3.5
64
BLKCK
Subcode block clock
O
0
65
SQCK
Ext.clock for sub code-Q
I
3.5
66
SUBQ
Code for sub. code-Q
O
1.1
67
DMUTE
Mute input
I
0
68
STAT
Status signal
O
1.1
69
NRST
Reset input
I
3.6
70
SPPOL
Not used
-
-
71
PMCK
Clock output
O
2.0
72
SMCK
Clock output
O
1.9
73
SDATA
Serial data
O
0
74
LRCK
LR clock
O
0
75
BCLK
Bit clock
O
0
76
/TEST
(Connecting to VDD)
-
1.5
77
X1
Crystal oscillator
-
1.8
78
X2
Crystal oscillator
-
1.8
8
HONDA / CQ-EH3260A
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