Panasonic CQDF402U - AUTO RADIO/CD DECK User manual

ORDERNo. ACED020377C7
C4
AUTOMOTIVE CONSUMERELECTRONICS
CQ-DF402U / CQ-DFX302U
RemovableFull FrontCD Player/ ReceiverwithChangerControl
SPECIFICATIONS
Specification*
1

General
PowerSupply DC12V(11V-16V),
TestVoltage14.4V
NegativeGround
ToneAdjustmentRange Bass ;±12dBat100Hz
Treble;±12dBat10kHz
CurrentConsumption Less than 2.2A(CDplaymode;
0.5W×4ch)
MaximumPowerOutput 45W×4ch, at400Hz, Vol. MAX
Pre-AMPOutputVoltage 2.0V(CDplaymode;1kHz0dB)
Sub-WooferOutputVoltage 2.0V
OutputImpedance 200
SuitableSpeakerImpedance 4-8
AMRadio
FrequencyRange 530 -1,710kHz
UsableSensitivity 28dB/ V(25 V, S/N20dB)
FMStereo Radio
FrequencyRange 87.9-107.9MHz
UsableSensitivity 11dBf(12.5 V, 75 )
CDPlayer
Sampling Frequency 32 times oversampling
Pick-Up Type Astigma 3-beam
LightSource SemiconductorLaser
Wavelength 780nm
FrequencyResponse 20Hzto 20,000Hz(±1dB)
Signal to Noise Ratio 96dB
Wowand Flutter Belowmeasurablelimits
Channel Separation 75dB
Dimensions** 7"×1-15/16"×5-7/8"
(178×50×150mm)
Weight** 3lbs5oz(1.5kg)
*Specificationsand thedesign aresubjectto possible
modification withoutnotice dueto improvements.
** Dimensionsand Weightshown areapproximate.
-Abovespecificationscomplywith EIAstandards.
2

1. LASER PRODUCTS
2. FEATUERS
-32bit-times oversampling MASH1bit4-DACsystem.
-Digital servoforreliableplayback.
-PLL (Phase LockedLoop)synthesizedtuning.
-18-FM, 6-AMpresets withpreset scan
3. REPLACEING THE FUSE
Use fuses ofthesamespecifiedrating (15A). Using differentsubstitutes or fuses withhigher
ratings, or connecting theunitdirectlywithoutafuse, couldcause fireor damagetothestereo
unit.
4. MAINTENANCE
3

Your productsisdesignedand manufacturedtoensureaminimum ofmaintenance. Use asoft
clothfor routineexterior cleaning. Neveruse benzine, thinneror othersolvents.
5. NOTES
[RADIOBLOCK]
Donotalign theAMand FMpackageblocks. Whenthepackageblock isnecessary, itwill be
suppliedalreadyalignedatthefactory.
[CD DECK BLOCK]
Thismodel has no servoalignmentpointsbecause microcomputercontrolstheservocircuit.
[OTHER]
Thefollowing tabledescribes thedifferences between2models.
DF402U DFX302U
CD changercontrol Yes None
Pre-Ampoutput
connector Leadtype Fixtype
6. DIMENSIONS
7. WIRING CONNECTION
4

8. BLOCK DIAGRAM
5

9. TERMINALSDESCRIPTION
9.1. MainBlock
IC601 :C2ABGF000015
6

Pin
No. Port Description I/O (V)
1 XIN Crystal oscillator - 1.9
2TEST2 (Connecting toground) - 0
3VREG Voltageregulator
capacitor - 0
4VSS Ground - 0
5CHC
DATA CD changerdata(Note1) I 0
6N.C. Noconnection - -
7CHC CK CD changerclock (Note1) I 0
8RMDATA Remocon data(Note1) O 4.9
9-12 N.C. Noconnection - -
13 /LCD CE LCD chipenable O 0.6
14,15N.C. Noconnection - -
16 LCD DI LCD data O 4.6
17 LCD CLK LCD clock O 4.7
18 N.C. Noconnection - -
19 BATT Batterydetection I 5.0
20 LCD DO LCD data I 4.9
21 l2CCLK Electricvolumecont. clock O 5.2
22 l2CDATA Electricvolumecont. data I/O 5.2
23 /LED SecurityLEDcontrol O 3.7
24 N.C. Noconnection - -
25 /EJILL Ejectillumi. Control O 5.0
26 /ILL Illumi. Control O 5.0
27 N.C. Noconnection - -
28 /P. LED Panel LEDcontrol O 0.4
29 FP
CLOSE Frontpanel close SW I 5.2
30 PANEL Panel detection SW I 5.2
31 /EJ EjectSW I 4.7
32-
38 N.C. (Connecting toVDD) - 5.0
39 VDD +5V powersupply - 5.0
40 VSS Ground - 0
41-
48 N.C. (Connecting toground) - 0
49 CD CNT CD powercontrol O 4.9
50 INV CNT Invertor control O 4.9
51 DIM2 Dimmercontrol O 0
52 DIM1 Dimmercontrol O 0
53 PWRCNT Powercontrol O 4.9
54 /MUTE Mutecontrol O5.0
7

54
/
MUTE
Mute
control
O
5.0
8

55 CD DATA CD data I/O 4.7
56 CD CLK1 CD clock O 5.0
57-
61 N.C. Noconnection - -
62 SUB80/
120(NC) Sub woofercutoff freq. - -
63 SUB CLK Sub. wooferclock O 0
64 SUB
DATA Sub. wooferdata O 0
65 /HDB(NC) HDB control - -
66 N.C. Noconnection - -
67 /CD RST CD reset O 5.0
68 /CD ON CD poweron O 0
69 CD CLK2 CD clock O 4.9
70 CD MUTE CD mute I 0
71 REMIN Remocon data I 5.1
72 CHC STB CD changerstrobe(Note
1) O 0
73 /TUNER Tunnerpowercontrol O 0.3
74 FM FMpowercontrol O 0.2
75 /MONO Mono/Stereoselection O 8.0
76 SSC Searchstop clear O 0.2
77 ACC SEN ACC detection I 3.9
78 N.C. (Connecting toground) - 0
79 INITA Initial value I 0
80 INITB Initial value I 3.4
81 ADC VSS ADC ground - 0
82 LV L Lchlevel detection I 1.4
83 LV R Rchlevel detection I 1.4
84 N.C. (Connecting toground) - 0
85 SD B/S detection I 0.6
86 /RESET (Connecting toVDD) - 5.0
87 HOLD (Connecting toVDD) - 5.0
88 SNS (Connecting toVDD) - 5.0
89 LCTR (Connecting toground) - 0
90 IFC RadioIFcontrol O 2.6
91 E03 Notused - -
92 /ST FMstereodetection I 4.5
93 PLL VDD +5V powersupply - 5.0
94 AMIN (Connecting toground) - 0
95 OSC Radiooscillator I 2.4
96 PLL VSS PLL ground - 0
97 E02 Notused - -
98 E01 PLL phase-comp. error O 1.4
9

99 TEST1 (Connecting toground) - 0
100 XOUT Crystal oscillator - 2.6
Note1:CQ-DF402Uonly
9.2. DisplayBlock
IC901 :YEAMLC75884W
Pin
No. Port Description I/O (V)
1-51 S3-53 LCD segmentdata O 2.5
52-
55 COM1-4 LCD common O 2.5
56,
57 S54, 55 LCD segmentdata O 2.5
58-
61 KS3-6 Key strobe O 0.9
62-
66 Kl1-5 Key data I 0
67 VDD +5V powersupply - 5.1
68 VLCD +5V powersupply - 5.1
69 VLCD1 LCD angle - 3.3
70 VLCD2 LCD angle - 1.7
71 VSS Ground - 0
72 TEST (Connecting toground) - 0
73 OSC Oscillator terminal - 3.9
74 /RESET (Connecting toVCC) - 5.1
75 DO Key dataoutput O 4.1
76 CE LCD driverchipenable I 0
77 CLK LCD clock I 0
78 DI LCD data I 0
79,
80 S1,2 LCD segmentdata O 2.5
9.3. CD ServoBlock
IC3:C2BBFD000355
10