CQ-JF7360A - Panasonic Car Audio Service Manual (repair manual). Page 6

Read Panasonic CQ-JF7360A Service Manual online

8.1. Main Block
IC601 : C2BBGF000423
Pin
No.
Port
Descriptions
I/O
Vol.
(V)
1
BATT-DET
Batterylevel detection
I
4.7
2
ACC-DET
ACC level detection
I
4.7
3
WB.CONT
Weather Bureau band power
cont.
O
4.7
4
FM.CONT
FM radio power control
O
5.1
5
AM/FM.CONT
Radio power control
O
5.0
6
CD-ON
CD controll enable
O
5.4
7
CD-RESET
CD reset
O
5.3
8
CD-SOM
CD serial data
O
4.9
9
CD-SIM
CD serial data
I
5.2
10
CD-SCKM
Shift clock for CD serial data
O
5.3
11
CD-SW1
Disc-in switch
I
4.7
12
CD-SW3
Disc-out switch
I
4.7
13
IDC.CONT
Not used
-
-
14
DOLBY
Not used
-
-
15
M1-A
(Ground pull-down)
-
0
16
M1-B
(Ground pull-down)
-
0
17
END-A
(Ground pull-down)
-
0
18
END-B
(Ground pull-down)
-
0
19
VOL.CLK
Electronic volume clock
O
0
20
VOT.DATA
Electronic volume data
O
0
21
MUTE
System mute
O
0
22
AMP.C
Power Amp. stand-by
O
5.2
23
V.CONT
(Ground pull-down)
-
0
24
ILL.C
(Ground pull-down)
-
0
25
EQ/AM.IN
(Ground pull-down)
-
0
26
BIT1
(Ground pull-down)
-
0
27
AVDD
+5V power supply
-
5.2
28
BIT2
(Ground pull-down)
-
0
29
BIT3
(Ground pull-down)
-
0
30
SD
B/S detection
I
0
31
FM.ST
FM stereo detection
I
0.4
32
AVSS
Ground
-
0
33
REGCPU
Bypass capacitor terminal
-
3.4
34
VDD
+5V power supply
-
5.2
35
REGOSC
Bypass capacitor terminal
-
5.2
36
X2
Crystal oscillator
-
2.2
37
X1
Crystal oscillator
-
0
38
GND
Ground
-
0
39
SSC
Serch stop clear
O
0
40
GND
Ground
-
0
41
AM.IF
AM IF counter
I
0
42
FM.IF
FM IF counter
I
0
43
PLL.VDD
PLL +5V power supply
-
5.2
44
FM.OSC
FM local OSC
I
2.4
45
AM.OSC
AM local OSC
I
1.3
46
PLL.GND
Ground
-
0
47
EO0
PLL phase error
O
1.4
48
NC
No connection
-
-
49
IC
(Connecting to ground)
-
0
50
/RESET
System reset
I
4.8
51
CD.EJ
CD eject switch
I
5.1
52
TAPE.EJ
Not used
-
-
53-57 KI1-5
Key data input
I
0
58
AM NC
(Ground pull-down)
-
0
59
BEEP
Beep output
O
0
60
DIV ON/OFF
(+5V pull-up)
-
5.0
61-66
-
Not used
-
-
67
M2
Not used
-
-
68
M2F
Not used
-
-
69
EN-B
Rotary encoder data
I
0
70
EN-A
Rotary encoder data
I
0
71
SYIYOU6
Specification setting
I
0
72
SYIYOU7
Specification setting
I
4.9
73
SYIYOU8
Specification setting
I
0
74
LCD.DIN
LCD data
O
5.1
75
LCD.CE
LCD chip enable
O
0
Pin
No.
Port
Descriptions
I/O
Vol.
(V)
76
LCD.CLK
LCD shift clock
O
0
77
LCD.DOUT
LCD data
I
0
78
POWER.SW
Power switch input
I
5.1
79
CD-CH.IN
CD changer data
I
5.1
80
CD-CH.OUT
CD changer data
O
0
81
ILL.DET
(ACC5V pull-up)
I
5.1
82
GND
Ground
-
0
83
TEST.P
Test point
I
5.1
84
SYIYOU1
Specification setting
I
0
85
SYIYOU2
Specification setting
I
0
86
SYIYOU3
Specification setting
I
0
87
SYIYOU4
Specification setting
I
0
88
SYIYOU5
Specification setting
I
0
89
P.CONT
Power control
O
5.1
90
LCD.C
LCD illumi. control
O
5.1
91
TAPE.CONT
(Ground pull-down)
-
0
92
A/B.OUT
(Ground pull-down)
-
0
93
MS-PL/FF
(Ground pull-down)
-
0
94
MSM
(Ground pull-down)
-
0
95
MS
(Ground pull-down)
-
0
96
A/B.IN
(Ground pull-down)
-
0
97
T.LOAD
(Ground pull-down)
-
0
98
T-IN
(Ground pull-down)
-
0
99
VDD
+5V power supply
-
5.2
100
GND
Ground
-
0
Note1 :
Voltage measuerments are with respect to ground, with a
voltmeter (Internal resistance : 10M ohms.)
8.2. Display Block
IC901 : YEAMLC75853W
Pin
No.
Port
Descriptions
I/O
Vol.
(V)
1-6
S1-S6
LCD segment data
O
2.5
7-16
S7-S16
Not used
-
-
17-23 S17-S23
LCD segment data
O
2.5
24-29 S24-S29
Not used
-
-
30-40
S30-S40
LCD segment data
O
2.5
41-43 COM1-3
LCD common
O
2.5
44-46
KS1-3
Key scan
O
0.9
47-49 KS4- 6
Not used
-
-
50-54 KI1-5
Key data
I
0
55
TEST
(Connecting to ground)
-
0
56
VDD
+5V power supply
-
5.1
57
VDD1
Ground
through
capacitor
terminal
-
3.3
58
VDD2
Ground
through
capacitor
terminal
-
1.7
56
Vss
Ground
-
0
60
OSC
CR oscillator terminal
-
3.9
61
DO
LCD data
O
4.4
62
CE
LCD driver chip enable
I
0
63
CL
Clock for LCD
I
0
64
DI
LCD data
I
0
8 TERMINALS DESCRIPTION
6
CUSTOM MADE FOR SUBARU / CQ-JF7360A
Page of 26
Display

Click on the first or last page to see other CQ-JF7360A service manuals if exist.