DOWNLOAD Panasonic CQ-TS7420K Service Manual ↓ Size: 5 MB | Pages: 41 in PDF or view online for FREE

Model
CQ-TS7420K
Pages
41
Size
5 MB
Type
PDF
Document
Service Manual
Brand
Device
Car Audio / TOYOTA
File
cq-ts7420k.pdf
Date

Panasonic CQ-TS7420K Service Manual ▷ View online

3 VIEW AND CONNECTORS
3
CQ-TS7420K
4 WIRING CONNECTION
4
CQ-TS7420K
5 BLOCK DIAGRAM
5
CQ-TS7420K
6.1. Main Block
IC601 : C2CBKH000090
Pin
No.
Port
Descriptions
I/O
(V)
FM
AM
CD
1
BEEP
-
O
0
0
0
2
NC
No connection
-
-
-
-
3
NC
No connection
-
-
-
-
4
SW3-5
CD Mute
I/O
4.8
4.9
0
5
NC
No connection
-
-
-
-
6
CD-ON
CD.C controller enable
O
0
0
4.9
7
CD-RESET
CD.C reset
O
4.9
5.0
5.0
8
CD-SCKM
CD.C shift clock
O
0
0
4.9
9
CD-SOM
CD serial data input
I
4.9
4.9
1.5
10 CD-SIM
CD serial data output
O
4.9
4.9
4.9
11 RESET
Reset
I
4.9
4.9
5.0
12 XT2(NC)
No connection
-
3.6
3.6
3.6
13 XT1
Ground
I
0
0
0
14 GND
Ground
-
0
0
0
15 X2
Crystal oscillator
terminal
-
1.8
1.8
1.8
16 X1
Crystal oscillator
terminal
I
1.5
1.5
1.5
17 REGOFF
Ground
-
0
0
0
18 REGCPU
Capacitor terminal
-
3.6
3.6
3.6
19 VDD0
+5V power supply
-
4.9
5.0
5.0
20 NC
No connection
-
-
-
-
21 GREEN
Green LED
-
0
0
0
22 RED
Red LED
-
0
0
0
23 NC
No connection
-
-
-
-
24 MODE
Ground
I
4.9
4.9
5.0
25 NC
No connection
-
-
-
-
26 LOAD
Loading Detection
-
4.9
4.9
4.9
27 MODE-A
Mode encoder data
O
4.9
4.9
4.9
28 MODE-B
Mode encoder data
O
4.9
4.9
4.9
29 VOL-A
Volume encoder data
O
4.9
4.9
4.9
30 VOL-B
Volume encoder data
O
4.9
4.9
4.9
31 NC
No connection
-
-
-
-
32 AUDIO-CK
Audio clock
O
1.5
1.5
1.5
33 AUDIO-INH
Audio enable
O
4.9
5.0
4.9
34 LCD-SCK
LCD serial clock
O
0
0
0
35 LCD-DATA
LCD serial data
I
4.8
4.9
4.8
36 LCD-STB
LCD CE data
O
0
0
0
37 LCD-REQ
LCD data
O
0
0
0
38 NC
No connection
-
-
-
-
39 LCD-RESET
LCD Reset
O
0
0
0
40 GND
Ground
-
0
0
0
41 VDD
+5V power supply
-
4.9
5.0
5.0
42
-
-
-
-
-
-
43 STBY
Stand-by
I
4.9
5.0
5.0
44 CCB-DI
CCB Data input
I
4.8
5.0
4.9
45 CCB-DO
CCB Data output
O
0.5
0.5
0.5
46 CCB-CL
CCB serial clock
I
4.8
5.0
4.9
47 CCB-CE
CCB chip enable
I
0
0
0
48 CCB-RS
CCB RS
O
4.9
5.0
5.0
49 CCB-BU
CCB bus
I
0.5
0.5
0.5
50 CCB-CNT
CCB control
I
4.9
0
0
51 NC
No connection
-
-
-
-
52 MP
-
O
4.9
4.9
4.8
53 SD
SD signal
I
4.9
4.9
4.8
54 PLL-SDA
PLL serial data
I/O
4.9
4.9
4.9
55 PLL-SCL
PLL serial clock
O
4.9
5.0
5.0
56 ST
FM stereo detection
I
4.9
4.9
4.8
57 NC
No connection
-
-
-
-
58 NK ON/OFF
AM noise cancellor on/off
-
4.8
0
0
59 NC
No connection
-
-
-
-
60 TEL MUTE
TEL Mute
-
4.9
4.9
4.9
61 MUTE
Mute
-
0
0
0
62 NC
No connection
-
-
-
-
63 NC
No connection
-
-
-
-
64 NC
No connection
-
-
-
-
65 RDS CL
RDS clock
O
2.4
2.4
2.4
66 RDS DATA
RDS data
I
2.7
2.7
2.5
Pin
No.
Port
Descriptions
I/O
(V)
FM
AM
CD
67 NC
No connection
-
-
-
-
68 RDS MUTE
RDS Mute
O
5.0
5.0
0
69 NC
No connection
-
-
-
-
70 NC
No connection
-
-
-
-
71 NC
No connection
-
-
-
-
72 NC
No connection
-
-
-
-
73 TEST(FLAS
H VPP)
(Ground pull-down)
-
0
0
0
74 ACC-IN
Temperature sensor
-
0
1.4
0
75 VCONT
(VSM)
Field intensity detection
I
0.6
1.1
0.6
76 MP
-
I
0
0
0
77 NOISE
FM noise detection
I
1.4
0
1.4
78 NC
No connection
-
-
-
-
79 NC
No connection
-
-
-
-
80 NC
No connection
-
-
-
-
81 NC
No connection
-
-
-
-
82 VDD
+5V power supply
-
5.0
5.0
5.0
83 AVDD
+5V power supply
-
4.9
4.9
4.9
84 GND
(AVSS)
Ground
-
0
0
0
85 LAN IN
LAN data input
I
0
0
0
86 LAN OUT
LAN data output
O
0
0
0
87 GND
Ground
-
0
0
0
88 CD EJ
CD Eject
I
4.9
4.9
4.9
89 NC
No connection
-
-
-
-
90 PACK(SW)
-
I
4.9
4.9
0
91 +B-DET
Battery detection
I
4.9
4.9
4.9
92 ACC-DET
ACC detection
I
4.9
4.9
4.9
93 RESET 4.2
-
I
4.9
4.9
4.9
94 TSO(SUBC)
CD text serial data input
I
0
0
0
95 SO
Serial data output
O
0
0
0
96 TSI
CD text serial data output
O
0
0
0
97 TCK(SBCK)
CD text serial clock
O
0
0
0
98 TSTB
CD text TSTB No
I
0
0
0
99 NC
No connection
-
-
-
-
100 NC
No connection
-
-
-
-
6 TERMINALS DESCRIPTION
6
CQ-TS7420K
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Panasonic CQ-TS7420K Service Manual ▷ Download

  • DOWNLOAD Panasonic CQ-TS7420K Service Manual ↓ Size: 5 MB | Pages: 41 in PDF or view online for FREE
  • Here you can View online or download the Service Manual for the Panasonic CQ-TS7420K in PDF for free, which will help you to disassemble, recover, fix and repair Panasonic CQ-TS7420K Car Audio. Information contained in Panasonic CQ-TS7420K 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.