Mazda CQ-JM8480K Service Manual

ORDER No.1153

AUTOMOTIVE ELECTRONICS

MAZDA CQ-JM8480K

AM/FM/RDS MPX ELECTRONIC TUNING RADIO with CD Player

PART No. :UM77 66 9R0 VEHICLE :Ranger, Fighter DESTINATION :Thailand PRODUCED AFTER : Apr., 2004

Specifications*

General Power Supply DC 12V (11V - 16V),

Test Voltage 13.2V

Negative Ground Current Consumption Less than 4.0A (at Illumi. ON) Power Output 25W×4 Output Impedance 4Ω

AM Radio Frequency Range 531 - 1,629kHz (9kHz/Step) Effective Sensitivity 24±6dB(µV) Signal to Noise Ratio More than 45dB

FM Stereo Radio Frequency Range 87.5 - 108.0MHz Maximum Sensitivity Less than 3.0dB/µV (S/N 10dB) Seek Sensitivity 25±6dB(µV)

CD Player (YGFD15273) Signal to Noise Ratio More than 65dB Total Harmonic Distortion Less than 0.4% Channel Separation More than 60dB

Dimensions** (W×H×D) 178×50×160mm Weight** 1.4kg

* Specifications and the design are subject to possible modification without notice due to improvements.

** Dimensions and Weight shown are approximate.

MAZDA / CQ-JM8480K

CONTENTS

Page Page

1 FEATUERS 2 2 SYSTEM BLOCK 3 FRONT VIEW AND FUNCTIONS 4 REAR VIEW AND CONNECTORS 5 WIRING CONNECTION 6 BLOCK DIAGRAM 7 TERMINALS DESCRIPTION

8 PACKAGE AND IC BLOCK DIAGRAM 8

9 REPLACEMENT PARTS LIST 10 EXPLODED VIEW (Unit)

3 3

11 WIRING DIAGRAM 12 SCHEMATIC DIAGRAM -1

4 5

13 SCHEMATIC DIAGRAM -2

1 FEATUERS

•

• PLL (Phase Locked Loop) synthesized tuning.

• •

•

• 18-station preset (12-FM, 6-AM).

• •

•

• Automatic-Memory.

• •

•

• Traffic Information.

• •

•

• 10.5 Pro Pack.

• •

•

• CD changer control.

• •

•

• Electronic control of power and sound.

• •

•

• Clock function.

• •

2 SYSTEM BLOCK

9 14 15 18 19

3 FRONT VIEW AND FUNCTIONS

MAZDA / CQ-JM8480K

4 REAR VIEW AND CONNECTORS

MAZDA / CQ-JM8480K

5 WIRING CONNECTION

6 BLOCK DIAGRAM

MAZDA / CQ-JM8480K

7 TERMINALS DESCRIPTION

7.1. Main Block

IC601 : C2CBHG000133

No.

10 CD SIM CD deck serial output O 0 0 1.6 11 RESET Microcomputer reset input

12 NC - - - - 13 NC (Connecting to ground) - 0 0 0 14 VSS Ground - 0 0 0 15 X2 Crystal oscillator terminal - 1.5 1.5 1.5 16 X1 Crystal oscillator terminal I 1.4 1.4 1.4 17 REG OFF (Connecting to ground) - 0 0 0 18 REGC (Ground pull-down) - 3.5 3.5 3.5 19 VDD +5V power supply - 4.8 4.8 4.8 20 JACK IN AUX pin jack input

21 JACK

22 NC - - - - 23 TP Signal input for inspection I 5.0 5.1 5.0 24 CL LCD clock output O 0 0 0 25 CE LCD strobing output O 0 0 0 26 DATA IN Input for CD-R reading I 0 0 0 27 DATA

28 NC - - - - 29 D2 LCD data input I 5.1 5.1 5.1 30 D1 LCD data output O 0 0 0 31 NC - - - - 32 NC - - - - 33 NC - - - - 34 NC - - - - 35 P. CONT System power supply

36 LCD.

37 SIYOU1 Destination setting input

38 SIYOU2 Destination setting input

39 LED. CONT LED lighting output H:LED

40 VSS Ground - 0 0 0 41 VDD +5V power supply - 4.8 4.8 4.8 42 COMBI.

Port Descriptions I/O FM AM CD

1 VOL. ENA Input A of VOL rotary

2 NC - - - - 3 NC - - - - 4 CD. SW1 NCD-9 SW1 input L: Disk. I 5.1 5.1 0 5 CD. SW3 NCD-9 SW3 input L: Disk. I 5.1 5.1 0 6 CD RESET CD reset signal output

7 CD ON CD deck power supply

8 CD CLK CD deck serial clock

9 CD D0 CD deck serial input I 5.1 5.1 3.5

CONT

encoder

(L:CD reset)

control output H:CD deck microcomputer communication.

output

detection L:RESET

detection Pin jack input signal

control output H: Pin jack input OFF

Output for CD-R reading O 0 0 0

control output H: System power supply ON

LCD backlight control output H: Back light ON

(Thailand: L EX9K:H, EX5K : H)

(Thailand: L EX9K:L , EX5K : H)

ON (LED ON when CD is inserted)

AUX output signal O 0 0 0

I 0 0 0

O 4.7 4.7 4.7

O 0 0 4.7

I 4.7 4.7 4.7

I 5.0 5.0 5.0

O 4.8 4.8 4.8

O 4.8 4.8 4.7

I 0 0 0

O 0 0 4.7

No.

43 AUX.

44 E2P. DIN E2P data input I 4.8 4.8 4.7 45 E2P. DOUT E2P data output O 0 0 0 46 E2P. CLK E2P clock output O 0 0 0 47 E2P. STB E2P strobing output O 0 0 0 48 NC - - - - 49 TEL MUTE TEL signal input H:MUTE

50 VOL.. CLK Electron VOL clock output O 0 0 0 51 VOL..

52 AMP. STBY Power amplifier control

53 NC - - - - 54 NC - - - - 55 NC - - - - 56 MUTE MUTE output H:MUTE ON O 4.8 4.8 4.8 57 BUSOUT M-BUS data output O 0 0 0 58 NC - - - - 59 NC - - - - 60 NC - - - - 61 NC - - - - 62 NC - - - - 63 NC - - - - 64 WP Packing E2PROM write-

65 SDA PLL data I/O signal I/O 5.1 5.1 5.1 66 NC - O - - 67 NC - O - - 68 SD SD input H: No radio

69 SCL PLL data clock output O 4.8 4.8 4.8 70 ST FM stereo input H:MONO

71 NC - - - - 72 NC - - - - 73 IC (Ground pull-down) O 0 0 0 74 ST SW Steering wheel SW signal

75 V. CONT Input for radio field

76 CLIP DET Power IC offset detection

77 NC - - - - 78 NC - - - - 79 NC - - - - 80 NC - - - - 81 NC - - - - 82 AVDD +5V power supply - 4.8 4.8 4.8 83 AVREF Input terminal of reference

84 AVSS Ground - 0 0 0 85 RX Ground - 0 0 0 86 OPEN - - - - 87 ACC. DET ACC detection input

88 NC Ground I 0 0 0 89 ILL DET IN ILL detection input H:ILL

90 NC (VDD pull-up) I 4.8 4.8 4.8 91 MBUS IN M-BUS data input I 4.8 4.8 4.8 92 CD. EJ CD EJECT key pressing

Port Descriptions I/O FM AM CD

AUX input signal I 5.0 5.1 5.0

CONT_IN

I 4.9 4.9 4.9

OFF from vehicle

Electron VOL data output O 0 0 0

DATA

O 4.8 4.8 4.8 output H: Power amplifier ON

O 0 0 0 protection output signal H: Write-protection solution

I 5.0 5.0 2.6

station.

I 5.1 5.1 2.9

L:ST

I 5.0 5.0 5.0

input

I 3.9 4.0 0

strength judgment

I 5.1 5.1 5.1

input

- 5.1 5.1 5.1 voltage of analog to digital converter

I 4.7 4.7 4.7

H:ACC ON from vehicle

I 5.0 5.0 5.0

OFF from vehicle

I 4.8 4.8 4.8

detection L:Eject key ON

Port Descriptions I/O FM AM CD

No.

93 BATT DET BATT detection input H:+B

I 4.8 4.7 4.7

ON from vehicle 94 NC (VDD pull-up) I 4.8 4.8 4.8 95 SIG IN - - - - 96 SIG OUT - - - - 97 RADIO. ON Radio power supply control

O 4.8 4.8 0 output H: Radio power supply ON

98 ANT.

Antenna output H:ANT ON O 4.7 4.7 0

CONT

99 BEEP BEEP output 3kHz 100ms O 0 0 0

100 VOL ENB Input B of VOL rotary

I 0 0 0

encoder

7.2. Display Block

IC901 : YEAMLC75853

Pin No.

1-3 SEG1-3 LCD segment data O 2.5 4, 5 - Not used - 6-15 SEG13-4 LCD segment data O 2.5

16-26 - Not used - 27-37 SEG14-24 LCD segment data O 2.5 38-40 - Not used - 41-43 COM1-3 LCD common output O 2.5 44-47 KS1-4 Key scan signal O 5.0

48 - Not used - 49 KS6 Key scan signal O 5.0

50-53 KI1-4 Key data input I 0

54 - Not used - 55 TEST (Connecting to ground) - 0 56 VDD +5V power supply - 5.0 57 VDD1 Ground through capacitor - 3.3 58 VDD2 Ground through capacitor - 1.7 59 VSS Ground - 0 60 OSC CR oscillator - 3.9 61 D2 key data output O 5.0 62 CE Chip enable I 0 63 CLK LCD clock I 0 64 D1 LCD data input I 0

Port Descriptions I/O Vol

(V)

MAZDA / CQ-JM8480K

8 PACKAGE AND IC BLOCK DIAGRAM

8.1. Main Block

IC201 : C0ABAB000001

IC204, 304 : C0JBAS000051

IC203 : C1EA00000040

IC701 : C0DBFGD00001

IC202 : C1BB00000284

IC710 : AN8065SE1

9 REPLACEMENT PARTS

LIST

Notes :

1. Be sure to make your orders of replacement parts according to this list.

2. Important safety notice: Components, identified by mark have special characteristics important for safety. When replacing any of these components, use only manufacturer´s specified parts.

3. Location keys in the remarks column indicates the general location of the parts shown in the exploded drawing, as in a road map.

4. The marking (RTL) indicates that Retention Time is limited for this item. After the discontinuation of assembly in production, the item will continue to be available for a specific period of time. The retention period of availability is dependent on the type of assembly, and in accordance with the laws governing part and product retention. After the end of this period, the assembly will no longer be available.

5. "PasTH" marks in remarks column are indicated supply parts of Matsushita Communication Industrial Corp. of Thailand.

Ref.

No. [E6992B] Main Block IC´s AND TRANSISTORs IC201 C0ABAB000001 IC IC202 C1BB00000284 IC IC203 C1EA00000040 IC IC204 C0JBAS000051 IC IC304 C0JBAS000051 IC IC601 C2CBHG000133 IC PasTH IC602 C3EBCG000037 IC IC701 C0DBFGD00001 IC IC710 AN8065SE1 IC IC713 YEAMPC2908HF IC PA101 YEP0PTB566B0 Electronic Tuner Q101 YEANBP1F3PT Transistor Q201 B1ABCF000044 Transistor Q202 B1ABCF000044 Transistor Q301 B1ABCF000044 Transistor Q302 B1ABCF000044 Transistor Q511 B1ABCF000044 Transistor Q512 B1ABCF000044 Transistor Q513 B1GBCFNN0004 Transistor Q514 YEANA1037KTX Transistor Q515 B1ABCF000044 Transistor Q516 B1ABCF000044 Transistor Q517 B1GDCFNN0002 Transistor Q518 B1GBHBEA0004 Transistor Q519 B1GBHBEA0004 Transistor Q521 YEANC114YKX Transistor Q530 B1CCBF000002 Transistor Q531 B1GBCFJJ0002 Transistor Q532 B1ABCF000044 Transistor Q701 YEANFP1F3PT1 Transistor Q702 YEANC114YKX Transistor Q703 YEANC114YKX Transistor Q710 2SD2139TA Transistor Q711 2SB1073TX Transistor Q712 YEANC114YKX Transistor Q714 2SD2139TA Transistor Q715 2SB1073TX Transistor Q716 YEAN2SD1856 Transistor Q717 B1ABCF000044 Transistor Q718 B1ABCF000044 Transistor Q719 YEANFP1F3PT1 Transistor

Part No. Part Name & Description Remarks

Ref.

No. Q720 YEANC114YKX Transistor Q722 B1ABCF000044 Transistor Q723 YEAN2SD1856 Transistor Q724 B1BBAC000007 Transistor Q730 B1CEGG000001 Transistor Q731 B1CEGG000001 Transistor Q732 B1CEGG000001 Transistor

Part No. Part Name & Description Remarks

;

DIODEs D101 MA152WKTX Diode D201 MA152WKTX Diode D203 YEADRD56M2T1 Diode D511 MA153TX Diode D512 MA152WKTX Diode D513 MA153TX Diode D514 MA153TX Diode D708 YEADSR1544TL Diode D710 YEADRD51M2T1 Diode D711 YEADSR1544TL Diode D712 YEADRD56M2T1 Diode D713 YEADRD91M1T2 Diode D714 YEADRD51M2T1 Diode D715 B0BC8R100002 Diode D718 B0BC8R100002 Diode D719 B0ACCK000005 Diode D720 B0ACCK000005 Diode D721 YEADRD56M2T1 Diode D726 B0ACCK000005 Diode D730 YEADDAM3MA47 Diode D731 YEADDSA3A2B Diode

CAPACITORs C71 YECUS1E223KX Ceramic, 0.022µF 25WV C72 ECEA1AKS221I Electrolytic, 220µF 10WV C73 ECEA1CKS101I Electrolytic, 100µF 16WV C74 F1J1H103A513 Ceramic, 0.01µF 50WV C75 YECUS1C104KX Ceramic, 0.1µF 16WV C76 ECEA1CKS220I Electrolytic, 22µF 16WV C77 YECUS1C104KX Ceramic, 0.1µF 16WV C78 ECEA1AKS221I Electrolytic, 220µF 10WV C101 YECUS1C154KX Ceramic, 0.15µF 16WV C102 YECUS1H473KX Ceramic, 0.047µF 50WV C103 F1J1H392A675 Ceramic, 3900PF 50WV C104 F1J1H393A395 Ceramic, 0.039µF 50WV C105 F1J1H103A513 Ceramic, 0.01µF 50WV C106 YECUS1H473KX Ceramic, 0.047µF 50WV C113 ECEA1CKS220I Electrolytic, 22µF 16WV C199 F1J1H821A672 Ceramic, 820PF 50WV C202 YECUS1C104KX Ceramic, 0.1µF 16WV C203 ECEA1CBD100 Electrolytic, 10µF 16WV C204 ECEA1CBD100 Electrolytic, 10µF 16WV C205 F2J1C100A031 Electrolytic, 10µF 16WV PasTH C206 F1J1H152A675 Ceramic, 1500PF 50WV C207 F1J1C184A006 Ceramic, 0.18µF 16WV C208 YECUS1C104KX Ceramic, 0.1µF 16WV C209 YECUS1C104KX Ceramic, 0.1µF 16WV C210 F1J1H682A675 Ceramic, 6800PF 50WV C211 F2J1C100A031 Electrolytic, 10µF 16WV C212 ECQV1H124B46 Plastic Film, 0.12µF 50WV C213 ECQV1H124B46 Plastic Film, 0.12µF 50WV C214 F1J1H103A513 Ceramic, 0.01µF 50WV C215 F1J1H1020024 Ceramic, 1000PF 50WV C216 YECUS1C224KX Ceramic, 0.22µF 16WV C217 YECUS1C224KX Ceramic, 0.22µF 16WV C218 YECUS1C224KX Ceramic, 0.22µF 16WV C219 YECUS1C224KX Ceramic, 0.22µF 16WV C220 F1J1H103A513 Ceramic, 0.01µF 50WV C221 F1J1H681A672 Ceramic, 680PF 50WV C222 F1J1H681A672 Ceramic, 680PF 50WV C223 YECUS1E223KX Ceramic, 0.022µF 25WV C224 YECUS1C105ZF Ceramic, 1µF 16WV

MAZDA / CQ-JM8480K

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Mazda CQ-JM8480K Service Manual

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