DOWNLOAD Panasonic CR-LM4283KA Service Manual ↓ Size: 5.19 MB | Pages: 19 in PDF or view online for FREE

Model
CR-LM4283KA
Pages
19
Size
5.19 MB
Type
PDF
Document
Service Manual
Brand
Device
Car Audio / MAZDA
File
cr-lm4283ka.pdf
Date

Panasonic CR-LM4283KA Service Manual ▷ View online

5 CENTER PANEL MODULE SYSTEM PART NUMBERS
Note :
The numbers [1] through [17] avobe correspond to the numbers [1] through [17] in the previous chapter (Chapter 4 “CENTER
PANEL AUDIO SYSTEM”).
6 FRONT VIEW AND CONNECTORS
7 SIDE VIEW AND CONNECTORS
3
MAZDA / CR-LM4283KA
7 REAR/TOP/BOTTOM VIEW AND CONNECTORS
4
MAZDA / CR-LM4283KA
8 BLOCK DIAGRAM
5
MAZDA / CR-LM4283KA
IC601 : C2CBHG000122
Pin
No.
Name
Description
I/O
Vol.(V)
FM
AM
1
VOL ENB
Contact signal (VOLUME)
I
5.1
5.1
2
H/C CLK
Clock for concentration
display
O
3.1
3.0
3
H/C SO
Serial data for concentration
display
O
0
0
4
H/C SI
Serial data for concentration
display
I
0
0
5
H/C BUSY
Busy signal
O
0
0
6
PWR ON
Power on/off
O
5.1
5.1
7
AUTO/MEK
A
Air conditioner mode
O
5.1
5.1
8
CD/MD CLK Clock for CD/MD
I
0
0
9
CD/MD
DATA
Data for CD/MD
I
0
0
10 CD/MD
CD/MD mode selection
O
0
0
11 RESET
System reset
I
5.0
4.9
12 XT2
Not used
-
-
-
13 XT1
(Connecting to ground)
-
0
0
14 VSS
Ground
-
0
0
15 X2
Crystal ocsillator
-
1.5
1.5
16 X1
Crystal ocsillator
-
1.4
1.4
17 REG OFF
(Connecting to ground)
-
0
0
18 REGC
Bypass capacitor terminal
-
3.6
3.6
19 VDD
+5V power supply
-
5.1
5.1
20 H/C LED
RDEF
LED control for concentration
display
O
0
0
21 H/C LED
REC
LED control for concentration
display
O
0
0
22 H/C LED
FRE
LED control for concentration
display
O
0
0
23 SW CHK
Display mode check
I
5.1
5.1
24 LCD CLK
Clock for LCD
O
5.1
5.1
25 LCD CS
Chip select for LCD driver
O
5.1
5.1
26 LCD RST
Reset for LCD driver
O
5.1
5.1
27 LCD RS
LCD registor selection
O
5.1
5.1
28 CD EJECT
CD eject SW
I
5.1
5.1
29 LCD DATA
LCD data
O
0
0
30 LCD AC
LCD address
O
0
0
31 DIM
CANSEL
Dimmer cansel signal
O
0
0
32 TINE ENB
Contact signal (TUNE)
I
0.9
0.9
33 TUNE ENA
Contact signal (TUNE)
I
5.1
5.1
34 RDS OFF
Not used
-
-
-
35 P.ON
System power on/off
O
5.1
5.1
36 LCD ON
LCD illumination on/off
O
5.1
5.1
37 TYPE1
Setting value for model type
I
5.1
5.1
38 TYPE2
Setting value for model type
I
5.1
5.1
39 BOSE
Audio output type
I
5.1
5.1
40 VSS
Ground
-
0
0
41 VDD
+5V power supply
-
5.1
5.1
42 AUX1
Not used
-
-
-
43 AUX2
Not used
-
-
-
44 E2P DIN
Security data
O
5.1
5.0
45 E2P DATA
Security data
I
0
0
46 E2P CLK
Shift clock
O
0
0
47 E2P STB
Data strobe
O
0
0
48 AMP CONT
Ext. Amp on/off
O
5.1
5.1
49 TEL MUTE
Telephone mute
I
5.0
4.9
50 VOL CLK
Clock for E-volume cont.
O
0
0
51 VOL DATA
Data for E- volume cont.
O
0
0
52 AMP STBY
Power Amp stand-by signal
O
5.0
5.1
53 SOUCE1
AF selection (IDC/MD/RADIO)
O
5.0
5.1
54 SOUCE2
AF selection (IDC/MD/RADIO)
O
0
0
55 CLIP DET
Clip detection
I
5.1
5.1
Pin
No.
Name
Description
I/O
Vol.(V)
FM
AM
56 MUTE
Mute output
O
5.1
5.1
57 MBUS OUT
M-BUS data output
O
0
0
58 BOSE ACC
OUT
Not used
-
-
-
59 CAN BUSY
CAN-BUS busy
I
0
0
60 CAN RST
CAN-BUS cont. reset
O
5.1
5.1
61 RDS MUTE
Not used
-
-
-
62 NC
No connection
-
-
-
63 RADIO ON
Not used
-
-
-
64 WP
Write pulse
O
5.1
5.1
65 PLL DATA
PLL data
O
5.1
5.1
66 CAN SI
CAN-BUS data
O
0
2.8
67 CAN SO
CAN-BUS data
I
4.2
5.1
68 PLL SD
PLL data
I
3.8
3.8
69 PLL CLK
PLL clock
O
5.1
5.1
70 ST
FM stereo detection
I
5.1
5.0
71 ILL BL
Not used
-
-
-
72 LCD BL
Not used
-
-
-
73 TEST
(Ground pull-down)
-
0
0
74 ST SW
Steering switch input
I
5.0
5.0
75 +B.V
Battery detection
I
3.2
3.2
76 V.CONT
Phase diff. level detection
I
3.7
3.7
77 NOISE
Not used
-
-
-
78 MP
(Ground pull-down)
-
0
0
79 KEY2
Key data input
I
4.6
4.6
80 KEY1
Key data input
I
4.6
4.6
81 KEY3
Key data input
I
4.6
4.6
82 AVDD
+5V power supply
-
5.1
5.1
83 AVREF
+5V power supply
-
5.1
5.1
84 AVSS
Ground
-
0
0
85 RX
(Connecting to ground)
-
0
0
86 TX
(Connecting to ground)
-
0
0
87 J56/J37
(Ground pull-down)
-
0
0
88 SPEED
Vehicle speed detection
I
0
0
89 ILL DET IN
ILL+ detection
I
5.1
5.1
90 IG2 ON
Ignition2 on signal
O
5.1
5.1
91 MBUS IN
M-BUS data input
I
5.1
5.1
92 ACC DET
ACC detection
I
5.1
5.1
93 BAT DET
Battery detection
I
5.1
5.1
94 RDS DATA
Not used
-
-
-
95 SIG IN
Serial communication data
I
5.1
5.1
96 SIG OUT
Serial communication data
O
4.0
5.0
97 RDS CLK
Not used
-
-
-
98 ANT AMP
Antenna Amp power output
O
0
0
99 BEEP
Beep output
O
0
0
100 VOL ENA
Contact signal (VOLUME)
I
5.1
5.1
Note 1 :
Voltage measuerments are with respect to ground, with a
voltmeter (internal resistance : 10M ohms).
9 TERMINALS DESCRIPTION
6
MAZDA / CR-LM4283KA
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  • DOWNLOAD Panasonic CR-LM4283KA Service Manual ↓ Size: 5.19 MB | Pages: 19 in PDF or view online for FREE
  • Here you can View online or download the Service Manual for the Panasonic CR-LM4283KA in PDF for free, which will help you to disassemble, recover, fix and repair Panasonic CR-LM4283KA Car Audio. Information contained in Panasonic CR-LM4283KA Service Manual (repair manual) includes:
  • Disassembly, troubleshooting, maintenance, adjustment, installation and setup instructions.
  • Schematics, Circuit, Wiring and Block diagrams.
  • Printed wiring boards (PWB) and printed circuit boards (PCB).
  • Exploded View and Parts List.