Panasonic CR-LM8160K (serv.man2) Service Manual ▷ View online
4 WIRING CONNECTION
5
MAZDA / CR-LM8160K
5 BLOCK DIAGRAM
6
MAZDA / CR-LM8160K
6.1. Main Block
IC601 : C2BBGF000393
Pin
No.
Name
Description
I/O
Vol.(V)
FM
AM
1
ST SW
Steering switch signal
I
4.8
4.8
2
V CONT
Signal strength signal
I
0.5
0.8
3
+B.V
Battery level detection
I
-
-
4
OFFSET
DET
DET
-
I
-
-
5
-
(Connecting to ground)
-
0
0
6
-
(Connecting to ground)
-
0
0
7
-
(Connecting to ground)
-
0
0
8
ST SW2
Steering switch signal 2
I
0
0
9
P-ON
Power on control
O
4.8
4.8
10 AUX.CI
AUX control signal
I
4.8
4.8
11 DIV
ON/OFF
(+5V pull-up)
-
4.8
4.8
12 MD DATA
MD serial data input
I
0
0
13 (NC)
(Connecting to ground)
-
0
0
14 MD CLK
MD serial clodk
O
5.0
5.0
15 DIV MAIN
L: Main Antenna
O
0
0
16 DIV SUB
L: Sub Antenna
O
8.0
0
17 FM
FM power control
O
0
4.8
18 AUX.C-O
Not used
-
-
-
19 COMBI
COMBI signal
O
5.0
5.0
20 AMP C
AMP power control
O
5.0
5.0
21 GND
Ground
-
0
0
22 VDD
+5V power supply
-
5.0
5.0
23 LCD ON
LCD lamp control
O
0
0
24 AMP ON
AMP power control
O
5.0
5.0
25 ACC OUT
Not used
-
-
-
26 SSC
SSC signal output
O
0
0
27 DX/LOC
DX/LOC select
O
0
0
28 AM IF
AM IF count
I
0
0
29 FM IF
FM IF count
I
0
0
30 PLL VDD
+5V power supply
-
5.0
5.0
31 FM OSC
FM oscillator
I
2.2
0
32 AM OSC
AM oscillator
I
0
2.2
33 PLL GND
Ground
-
0
0
34 EO 0
Error output
O
1.7
1.7
35 EO1
Not used
-
-
-
36 IC
Ground
-
0
0
37 SD
SD signal
I
0.4
0.4
38 FM ST
FM stereo signal
I
0.5
1.9
39 BOSE
BOSE mode set up
I
0
0
40 SIYOU 1
Mode set 1
I
0
0
41 SIYOU 2
Mode set 2
I
0
0
42 LED CONT
Disc indicator LED control
O
0
0
43 CLOCK
(Connecting to ground)
-
0
0
44 BOSE2
BOSE mode set up 2
I
0
0
45 R-ON
Radio ON signal
O
0
0
46 MODULE 1 Input select signal
O
0
0
47 VOL1 EN B VOL rotaly encoder input B
I
4.8
4.8
48 VOL1 EN A VOL rotaly encoder input A
I
4.8
4.8
49 E2P STB
EEPROM strobe
O
0
0
50 E2P D IN
EEPROM data input
I
0
0
51 LCD DOUT LCD data output
O
0
0
52 LCD CLK
LCD data clock
O
0
0
53 LCD DIN
LCD data input
I
4.8
0
54 LCD CE
LCD chip enable
O
0
0
55 -
(Connecting to ground)
-
0
0
56 REMOCON (Connecting to ground)
-
0
0
57 SV-CLK
Not used
-
-
-
58 SV-DATA
Not used
-
-
-
Pin
No.
Name
Description
I/O
Vol.(V)
FM
AM
59 BEEP
Beep sound
O
0
0
60 MUTE
Mute control output
O
0
0
61 VOL CLK
Volume control IC clock
O
0
0
62 VOL DATA
Volume control IC data
O
0
0
63 VOL2 EN A VOL rotaly encoder input A
I
4.8
4.8
64 VOL2 EN B VOL rotaly encoder input B
I
4.8
4.8
65 S-MUTE
Mute control
O
4.8
4.8
66 TEL IN
Telephone mute signal
I
4.8
4.8
67 BATT DET
BATT voltage detect
I
4.8
4.8
68 ACC DET
ACC voltage detect
I
4.8
4.8
69 ILL DET
ILL signal detect
I
0
0
70 -
(Connecting to ground)
-
0
0
71 CD EJ
CD eject signal detect
I
5.0
5.0
72 LAN-IN
LAN data input
O
5.0
5.0
73 LAN-OUT
LAN data output
I
0
0
74 REG CPU
Ground (0.1uF capacitor)
-
4.0
4.0
75 GND
Ground
-
0
0
76 X2
Crystal oscillator
-
1.8
1.8
77 X1
Crystal oscillator
-
1.5
1.5
78 REG OSC
Ground (0.1uF capacitor)
-
3.6
3.6
79 VDD
+5V power supply
-
4.9
4.9
80 RESET
Reset signal input
I
4.8
4.8
6.2. Display Block
IC901 : YEAMLC75853
Pin
No.
Name
Description
I/O
(V)
1-31 S1 - 31
LCD segment data
O
2.6
32-40 S32-40 (NC)
-
-
-
41-43 COM1 -3
LCD common
O
2.6
44-48 KS1 -5
Key strobe
O
5.0
49
KS6 (NC)
-
-
-
50-53 KI1 -4
Key data
I
0
54
KI5
(Connecting to ground)
-
0
55
TEST
(Connecting to ground)
-
0
56
VDD
+5V power supply
-
5.0
57
VDD1
(not used)
-
3.4
58
VDD2
(not used)
-
1.7
59
VSS
Ground
-
0
60
OSC
Oscillator terminal
-
4.0
61
DO
Key data output
O
5.0
62
CE
LCD driver chip enable
I
0
63
CLK
LCD clock
I
0
64
DI
LCD data
I
0
6 TERMINALS DESCRIPTION
7
MAZDA / CR-LM8160K
IC201 : C1BB00000284
IC231 : C1EA00000028
7 PACKAGE AND IC BLOCK DIAGRAM
PA101 : YEP0PTA514B0
8
MAZDA / CR-LM8160K
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