DOWNLOAD Panasonic CQ-EH5382TM Service Manual ↓ Size: 4.5 MB | Pages: 41 in PDF or view online for FREE

Model
CQ-EH5382TM
Pages
41
Size
4.5 MB
Type
PDF
Document
Service Manual
Brand
Device
Car Audio / HONDA
File
cq-eh5382tm.pdf
Date
PREV: Panasonic CQ-EH5280K (serv.man2) Service Manual

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5 BLOCK DIAGRAM
5
HONDA / CQ-EH5382TM
6.1. Main Block
IC601 : C2CBJG000359
Pin
No.
Port
Descriptions
I/O
FM
(V)
AM
(V)
CD
(V)
1
LCD-DIM
Battery level detection
I
5.1 5.1 5.2
2
(/MD-RST)
No connection
-
-
-
-
3
+B-DET
Battery level detection
I
5.1 5.2 5.2
4
/AUX-DET
AUX detection
I
5.1 5.1 5.2
5
VOL.A
Main Volume signal
I
0
5.2 5.3
6
VOL.B
Main Volume signal
I
5.2 5.2 5.2
7
VOL.C
(Ground pull-down)
-
0
0
0
8
VOL.D
(Ground pull-down)
-
0
0
0
9
KEY-REQ
Key data request
O
0
0
0
10
POWER-SW
Power switch input
I
5.2 5.2 5.2
11
RESET
Reset input
I
5.2 5.2 5.3
12
XT2
Crystal oscillator
terminal
-
1.9 2.0 2.0
13
XT1
Crystal oscillator
terminal
-
1.5 1.5 1.5
14
GND
Ground
-
0
0
0
15
X2
Crystal oscillator
terminal
-
1.9 1.9 1.9
16
X1
Crystal oscillator
terminal
-
1.6 1.6 1.6
17
REGOFF
(Connecting to ground)
-
0
0
0
18
REGC
Bypass capacitor terminal
-
3.7 3.7 3.7
19
VDD
+5V power supply
-
5.2 5.2 5.2
20
LCD1-CE
LCD1 chip enable
O
0
0
0
21
LCD1-DATA
LCD1 data
I/O 5.2 5.2 5.2
22
LCD1-CLK
LCD1 data shift clock
O
0
0
0
23
LCD1-RST
LCD1 reset
O
5.2 5.2 5.2
24
LCD-OFF
LCD off signal
O
5.2 5.2 5.2
25
LCD2-DO
LCD2 data
I
5.2 5.2 5.2
26
LCD2-CLK
LCD2 data shift clock
O
0
0
0
27
LCD2-CE
LCD2 chip enable
O
0
0
0
28
LCD2-DI
LCD2 data
O
5.2 5.2 5.2
29
SCE-LED
Security LED on/off
O
0
0
0
30
NC
No connection
-
-
-
-
31
NC
No connection
-
-
-
-
32
EEP-DI
Security ROM data
I
1.0 1.4 1.2
33
EEP-CLK
Security ROM data shift
clock
O
0
0
0
34
EEP-DO
Security ROM data
O
0
0
0
35
EEP-CS
Security ROM chip select
O
0
0
0
36
SIYOU7
Specification setting
I
0
0
0
37
SIYOU6
Specification setting
I
0
0
0
38
SIYOU5
Specification setting
I
0
0
0
39
SIYOU4
Specification setting
I
0
0
0
40
GND
Ground
-
0
0
0
41
VDD
+5V power supply
-
5.2 5.2 5.2
42
SPA-SEL
Spectrum analyzer IC chip
select
O
5.2
0
5.3
43
SPA-A
Spectrum analyzer output
select
O
5.2
0
2.7
44
SPA-B
Spectrum analyzer output
select
O
0
0
2.7
45
SPA-C
Spectrum analyzer output
select
O
5.2
0
2.7
46
AMP-STB
Power amp. Stand-by
O
5.2 5.2 5.2
47
AMP-MUTE
Power amp mute
O
0
0
0
48
MUTE
Mute control
O
0
0
0
49
MUTE-FL
Front left mute
O
5.2 5.2 5.2
50
MUTE-FR
Front right mute
O
5.2 5.2 5.2
51
MUTE-REAR
Rear mute
O
5.2 5.2 5.2
52
(NAVI-
MUTE-L)
Not used
-
-
-
-
53
(NAVI-
MUTE-R)
Not used
-
-
-
-
54
EVOL-DATA
Electronic volume cont.
data
O
0
0
0
55
EVOL-CLK
Electronic volume cont.
clock
O
0
0
0
Pin
No.
Port
Descriptions
I/O
FM
(V)
AM
(V)
CD
(V)
56
EVOL-STB
Electronic volume cont.
strobe
O
0
0
0
57
ST-IND
FM stereo detection
I
0.5 2.0
0
58
PLL-DI
PLL data
I
5.2 5.2 5.2
59
PLL-CLK
PLL data shift clock
O
0
0
0
60
PLL-DO
PLL data
O
0
0
0
61
PLL-CE
PLL chip enable
O
0
0
0
62
NC
No connection
-
-
-
-
63
/IDCH-RST
IDCH reset
O
5.0 5.1 5.1
64
/IDCH-
ST/STOP
IDCH conntroller enable
O
5.1 5.1 5.1
65
IDCH-CLK
IDCH data shift clock
O
5.1 5.1 5.1
66
IDCH-SI
IDCH data
O
0
0
2.4
67
IDCH-SO
IDCH data
I
5.1 5.1 3.7
68
ACC-CONT
ACC power control
O
5.1 5.1 5.2
69
P-CONT
System Power control
O
5.1 5.1 5.2
70
SW+B
SW +B line control
O
5.1 5.1 5.1
71
LCD-PWM
LCD dimmer control
O
5.1 5.1 5.1
72
NC (PWM1)
No connection
-
-
-
-
73
GND (TEST) (Ground pull-down)
-
0
0
0
74
REMOTE IN
Remote data input
I
5.2 5.2 5.2
75
VSM
Phase diff. Level
detection
I
1.6 1.7 1.0
76
SPA-IN
Spectrum analyzer data
I
0.5
0
0.5
77
MIC-IN
Not used
-
-
-
-
78
SIYOU4-A
Specification setting
I
5.1 5.2 5.2
79
SIYOU5-A
Specification setting
I
0
0
0
80
SIYOU6-A
Specification setting
I
0
0
0
81
ILL-IN
ILL detection
I
0
0
0
82
AVDD
+5V power supply
-
5.2 5.2 5.2
83
AVREF1
Analog reference voltege
I
5.2 5.2 5.2
84
AVSS
Ground
-
0
0
0
85
(IE-BUS-
RX)
Not used
-
-
-
-
86
(IE-BUS-
TX)
Not used
-
-
-
-
87
NC
No connection
-
-
-
-
88
REMO-DATA
Remote controller data
I
5.1 5.1 5.2
89
ILL-DET
(ILL-)
ILL- detection
I
0
0
0
90
SPEED
(+5V pull-up)
-
-
-
-
91
GA-INPUT
(+5V pull-up)
-
-
-
-
92
ACC-DET
ACC level detection
I
5.1 5.2 5.2
93
EJECT-SW
Eject switch input
I
5.1 5.2 5.2
94
(MD-SI)
Not used
-
-
-
-
95
FLASH-RX
Not used
-
-
-
-
96
FLASH-TX
Not used
-
-
-
-
97
(MD-CLK)
No connection
-
-
-
-
98
(MD-SO)
No connection
-
-
-
-
99
BEEP
Beep output
O
0
0
0
100
(MD-ON)
No connection
-
-
-
-
Note : Voltage measuerments are with respect to ground, with
a voltmeter (internal resistance : 10M ohms).
6 TERMINALS DESCRIPTION
6
HONDA / CQ-EH5382TM
6.2. Display Block
IC903 : YEAMPD32B015
Pin No.
Name
Description
I / O Vol.(V)
1
IDCH GREEN
LED
-
-
5.2
2
IDCH RED LED
-
-
5.2
3,4
NC
No Connection
-
-
5
VSS
(Connecting to Ground)
-
0
6
VLC5
LCD Control Voltage 5
I
0
7
VLC4
LCD Control Voltage 4
I
2.2
8
VLC3
LCD Control Voltage 3
I
4.2
9
VLC2
LCD Control Voltage 2
I
4.2
10
VLC1
LCD Control Voltage 1
I
6.2
11
VLC0
LCD Drive Voltage
I
8.2
12
VDD
(Connecting to +5V)
-
5.2
13
SYNC
Syncronize Input
-
5.2
14
LCD OFF
LCD Control (LCD Off)
I
4.7
15
RESET
Reset
I
5.2
16
KEY REQ
Key Request Output
O
0
17
SCK
Shift Control Clock Input
I
0
18
DATA
Data In/Out
I/O
5.2
19
STB
Strobe Input
I
0
20
OSC IN
Oscillator Input
I
2.7
21
OSC OUT
Oscillator Output
O
3.0
22 - 25 KEY1 - KEY4
Key Scan Input
I
1.7
26 - 31 SEG1A/KS1 -
SEG6A/KS6
Segment/Key Scan Output
O
4.2
32 - 90 SEG7A -
SEG65A
Segment Output
O
4.2
91,92
COM9 COM8
(NC)
No Connection
-
-
93 -
100
COM7A -
COM0A
Common 7A - 0A
O
3.5
IC904 : C0HBA0000093
Pin No.
Port
Descriptions
I/O
(V)
1-73
SEG1B-
SEG73B
LCD segment
O
3.6
74-77
COM4-COM1
LCD common
O
3.6
78-83
-
No Connection
-
-
84-88
KI1-KI5
Ground
-
0
89
VDD
Power supply +5V
-
5.2
90
VLCD
LCD drive reference
voltage(VDD)
I
7.1
91
VLCD1
LCD drive reference voltage
1
4.8
92
VLCD2
LCD drive reference voltage
2
2.5
93
VSS
Ground
-
0
94
TEST
Ground
-
0
95
OSC
CR Oshiretar
I
0
96
RES
-
-
4.8
97
DO
LCD data
O
5.2
98
CE
LCD chip enable
I
0
99
CL
LCD clock
I
0
100
DI
LCD data
I
4.0
7
HONDA / CQ-EH5382TM
PA101 : YEP0PTA512B0
IC200 : C1EB00000044
IC300 : C1BA00000332
IC750 : YEAM7200U33T
7 PACKAGE AND IC BLOCK DIAGRAM
7.1. Main/Fix EQ Block
8
HONDA / CQ-EH5382TM
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