Terminals Description - Panasonic CQ-C1013H Service Manual

Removable front panel cd player / receiver
Table of Contents
CQ-C1013H

10 TERMINALS DESCRIPTION

10.1. Main Block
IC601 : C2CBGF000215
Pin
Port
Description
No.
1
XIN
4. 5 MHz X'tal and
Connection
2
TEST2
GND connection
3
VREG
Bypass
connected.
4
VSSCPU
GND connection
5
CDC_DAT
CD changer data
A
6
N.C.
None
7
CDC_CLK CD changer clock
8
CDC_REM
CD
changer
_OUT
out
9
LCD_DO
LCD data output
10
LCD_DI
LCD data input
11
LCD_CLK LCD clock
12
LCD_CE
LCD
chip
output
13
CD_DO
CD data output
14
CD_DI
CD data input
15
CD_CLK
CD clock
16
CD_CE
CD chip enable
17
CD_LM+
CD eject
18
CD_LM-
CD loading
19
CD_S/L
CD 24PIN
connection
20
CD_WRQ
CD WRQ connection
21
CD_INSW
CD insert SW input I
1
22
CD_SW2
CD MECHA SW2
23
CD_LIMI
CD limit SW
T_SW
24
CD_DRF
CD DRF
25
CD_RST
CD reset
26
CD_MUTE CD mute
27
N.C.
None
28
N.C.
None
29
PANEL
Panel detect
30
N.C.
GND connection
31
N.C.
GND connection
32
N.C.
GND connection
33
N.C.
None
34
N.C.
None
35
N.C.
None
36
N.C.
None
37
N.C.
None
38
N.C.
None
39
VDDPORT Power
PORT
40
VSSPORT GND of PORT
41
N.C.
None
42
N.C.
None
43
N.C.
None
44
N.C.
None
45
N.C.
None
46
N.C.
None
47
N.C.
None
48
N.C.
None
49
PWR_CNT Power control
50
AMP_CNT Amp stand-by
51
AMP_MUT
Amp mute
E
52
N.C.
None
53
SSC
Tuner search
sensitivity change
54
N.C.(AF
None
_MUTE)
55
I2C_DAT
Electronic VOL
A
data
I/O(V)
FM(V) AM(V) CD(V)
I
2.4
2.49
I
0
0
condenser
O
2.9
2.99
-
0
0
I
0.01
0.01
-
-
-
I
0
0.01
Remote
O
0.01
0.01
I
5.1
5.17
O
4.95
5.01
O
5
5.14
enable
O
0.1
0.18
I
5.3
5.27
O
0.01
0.01
O
5
5.17
O
0.01
0.01
O
0.02
0.02
O
0.01
0.01
O
0.01
0
I
5.3
5.29
0.1
0.1
I
5
5.14
I
0
0
I
0
0
O
5
5.17
O
0
0
-
-
-
-
-
-
I
5.18
5.18
I
0
0
I
0
0
I
0
0
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
supply
of
-
5
5.17
-
0
0
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
O
5
5.15
O
5
5.15
O
5
5.15
-
-
-
O
0.06
0.06
-
-
-
O
5
5.17
Pin
Port
Description
No.
56
I2C_CLK Electronic VOL
clock
2.48
57
ANT_CNT Motor antena
control
0
58
POWER_L
Power LED
2.99
ED
59
N.C.
None
0
60
N.C.
(
None
0.01
BZ_OUT
)
-
61
N.C.
None
0.01
62
N.C.
None
0.01
63
N.C.
None
64
N.C.
None
5.17
65
N.C.
None
4.92
66
TEL_MUT
External MUTE
5.12
E
input
0.23
67
BATT
Battery detection
68
MODE_B
ROTARY B input
4.92
69
N.C.(RD
None
5.12
S_CLK)
5.1
70
REM_IN
Remocon data input I
0.4
71
MODE_A
ROTARY A input
0.02
72
CDC_STB CD
changer
input
5.15
73
NC
None
0
74
MONO
Compulsion MONO ON O
0.1
75
AM_MODE AM change
0.1
76
FM_MODE FM change
77
N.C.
GND connection
5.13
78
INIT_C
Initial value C
5.26
79
INIT_B
Initial value B
80
INIT_A
Initial value A
5.15
81
VSS
GND connection
5.14
82
N.C.(RD
None
0
S_DATA)
-
83
ST
FM stereo input
-
84
SD_FM/A
Signal detection
0
M
0
85
N.C.
GND connection
0
86
RESET
Reset Input
0
87
ACC
Power supply
-
88
N.C.
GND connection
-
89
N.C.
GND connection
-
90
FM/AM_I
FM/AM IF input
FC
-
-
91
N.C.
GND connection
92
SUBPD
None
-
0
93
VDDPLL
Power supply of
PLL
94
N.C.
GND connection
0
95
OSC_FM/
FM/AM osc input
-
AM
-
96
VSSPLL
GND connection
-
97
N.C.
None
-
98
EO1
PLL phase
-
comparison error
-
output
-
99
TEST1
GND connection
-
100
XOUT
4. 5 MHz X'tal and
5.14
Connection
5.13
5.15
-
0.06
Note 1 :
-
Voltage measuerments are with respect to ground, with a
5.16
voltmeter (internal resistance : 10M ohms).
6
I/O(V)
FM(V) AM(V) CD(V)
O
5
5.17
O
5
5.17
O
0.1
0.17
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
I
5.2
5.33
I
5.2
5.33
I
0.54
0.62
-
-
-
5
5.12
I
0.6
0.59
strobe
I
0
0.62
-
-
-
0.03
0.03
O
8
0.06
O
0.08
8.06
I
0
0
I
0
0
I
2.5
5.15
I
3.23
3.25
-
0
0
-
-
-
I
5.3
5.25
I
3.2
3.51
I
0
0
I
OFF
OFF
I
5.3
5.37
I
0
0
I
0
0
I
1.4
1.45
I
0
0
O
2
2.09
-
5
5.16
I
0
0
I
1.4
1.36
-
0
0
-
-
-
O
2
2.08
I
0
0
O
2.5
2.56
5.16
5.17
0.17
-
-
-
-
-
-
-
5.33
5.33
0.02
-
5.11
0.06
0.06
-
0.03
8.06
0.08
0
0
5.14
3.24
0
-
0.34
0.32
0
OFF
5.42
0
0
1.45
0
1.39
OFF
0
1.43
0
-
1.38
0
2.56
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