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Panasonic CQ-4400U, Service Manual, Page: 19 / 37

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Panasonic CQ-4400U Service Manual Download Page 19

Ref. No.

Part No.

Part Name & Description

Remarks

J73

ERJ8GX0R00V

Chip 0 ohms 1/8W

T

J75

ERJ8GX0R00V

Chip 0 ohms 1/8W

T

J81

ERJ6GEY0R00V

Chip 0 ohms 1/10W

T

J82

ERJ6GEY0R00V

Chip 0 ohms 1/10W

T

J83

ERJ6GEY0R00V

Chip 0 ohms 1/10W

T

J84

ERJ8GX0R00V

Chip 0 ohms 1/8W

T

J89

ERJ8GX0R00V

Chip 0 ohms 1/8W

T

J90

ERJ8GX0R00V

Chip 0 ohms 1/8W

T

J95

ERJ8GX0R00V

Chip 0 ohms 1/8W

T

J96

ERJ8GX0R00V

Chip 0 ohms 1/8W

T

J97

ERJ8GX0R00V

Chip 0 ohms 1/8W

T

J102

ERJ8GX0R00V

Chip 0 ohms 1/8W

T

J169

ERJ8GX0R00V

Chip 0 ohms 1/8W

T

J175

ERJ8GX0R00V

Chip 0 ohms 1/8W

T

J671

ERJ8GX0R00V

Chip 0 ohms 1/8W

T

J672

ERJ8GX0R00V

Chip 0 ohms 1/8W

T

J796

ERJ8GX0R00V

Chip 0 ohms 1/8W

T

J800

ERJ6GEY0R00V

Chip 0 ohms 1/10W

T

J801

ERJ8GX0R00V

Chip 0 ohms 1/8W

T

J802

ERJ8GX0R00V

Chip 0 ohms 1/8W

T

J804

ERJ8GX0R00V

Chip 0 ohms 1/8W

T

J805

ERJ8GX0R00V

Chip 0 ohms 1/8W

T

J806

ERJ8GX0R00V

Chip 0 ohms 1/8W

T

J807

ERJ6GEY0R00V

Chip 0 ohms 1/10W

T

J808

ERJ6GEY0R00V

Chip 0 ohms 1/10W

T

J810

ERJ8GX0R00V

Chip 0 ohms 1/8W

T

J811

ERJ8GX0R00V

Chip 0 ohms 1/8W

T

J821

ERJ8GX0R00V

Chip 0 ohms 1/8W

T

J822

ERJ8GX0R00V

Chip 0 ohms 1/8W

T

J825

ERJ6GEY0R00V

Chip 0 ohms 1/10W

T

J831

ERJ8GX0R00V

Chip 0 ohms 1/8W

T

J835

ERJ8GX0R00V

Chip 0 ohms 1/8W

T

J860

ERJ8GX0R00V

Chip 0 ohms 1/8W

T

J861

ERJ8GX0R00V

Chip 0 ohms 1/8W

T

J862

ERJ6GEY0R00V

Chip 0 ohms 1/10W

T

R252

ERJ6GEY0R00V

Chip 0 ohms 1/10W

T

L601

ERJ6GEY0R00V

Chip 0 ohms 1/10W

T

R3

ERD25TJ471

Carbon 470 ohms 1/4W

T

R4

ERJ6GEYJ473

Chip 47k ohms 1/10W

R6

ERJ8GEYJ124V

Chip 120k ohms 1/8W

T

R7

ERDS2TJ472

Carbon 4.7k ohms 1/4W

T

R20

ERJ6GEYJ222

Chip 2.2k ohms 1/10W

T

R21

ERJ6GEYJ224

Chip 220k ohms 1/10W

T

R22

ERJ6GEYJ222

Chip 2.2k ohms 1/10W

T

R23

ERJ6GEYJ152

Chip 1.5k ohms 1/10W

T

R25

ERJ8GEYJ332V

Chip 3.3k ohms 1/8W

T

R26

ERJ6GEYJ332

Chip 3.3k ohms 1/10W

T

R50

ERJ6GEYJ5R6

Chip 5.6 ohms 1/10W

T

R51

ERJ6GEYJ472

Chip 4.7k ohms 1/10W

T

R52

ERJ6GEYJ223

Chip 22k ohms 1/10W

T

R53

ERJ6GEYJ221

Chip 220 ohms 1/10W

T

R54

ERJ8GEYJ103V

Chip 10k ohms 1/8W

T

R55

ERJ6GEYJ102

Chip 1k ohmsS 1/10W

T

R56

ERJ8GEYJ103V

Chip 10k ohms 1/8W

T

19

Summary of Contents for CQ-4400U

Page 1: ...SUMER ELECTRONICS CQ 4400U Heavy Duty Cassette Player Weather Band Receiver with Changer Control SPECIFICATIONS 2000 Matsushita Communication Industrial Co Ltd All rights reserved Unauthorized copying and distribution is a violation of law 1 ...

Page 2: ...specified rating 10A when replacing a blown fuse Fuses with higher capacity ratings use of any substitute connection without a fuse may result in a fire hazard or damage to the unit 3 MAINTENANCE Your product is designed and manufactured to ensure a minimum of maintenance Use a soft cloth for routine exterior cleaning Never use benzine thinner or other solvent 4 RADIO ALIGNMENT Do not align the AM...

Page 3: ...6 WIRING CONNECTION 3 ...

Page 4: ...7 BLOCK DIAGRAM 4 ...

Page 5: ...8 ALIGNMENT INSTRUCTIONS 8 1 Alignment Conditions Power Supply Voltage DC14 4V Output Impedance 4 W Balance Fader Control Center 5 ...

Page 6: ...ment Item Test Tape VTVM Connection Adjust Remarks 1 DOLBY NR Rch RFKZ0038 TP201 VR201 Adjust for 388mV 2 DOLBY NR Lch RFKZ0038 TP301 VR301 Adjust for 388mV 8 3 Alignment Points 9 WIRING DIAGRAM Tape Block 10 WIRING DIAGRAM Display Block 11 WIRING DIAGRAM Main Block 12 SCHEMATIC DIAGRAM Tape Block 13 SCHEMATIC DIAGRAM Display Block 14 SCHEMATIC DIAGRAM Main Block 15 TERMINALS DESCRIPTION 6 ...

Page 7: ...T Stereo Signal Input I 4 6 4 6 4 6 10 MTL Deck Metal Output H ON L OFF O 0 0 0 11 DOLBY ON OFF Dolby NR ON OFF H OFF L ON O 0 0 0 12 NC 13 MS GAIN Music Search Gain Control O 0 0 0 14 ACC ACC Detection I 5 2 5 2 5 2 15 MMT F Main Motor Control I O 4 8 4 8 4 8 16 CD MUTE Main Motor Control I O 0 0 0 17 FM AM BW FM AM Select Switch O 8 1 0 0 1 18 RADIO ON AM FM Tuner ON O 0 0 0 1 19 WB W B Tuner ON...

Page 8: ... 1 5 35 E02 NC 36 NC Connect to Ground 37 MONO NC 38 LOC NC 39 BEEP1 Beep Sound Output 1 O 0 0 0 40 BEEP2 Beep Sound Output 2 O 0 0 0 41 CD CLK2 CD Clock 2 I 4 7 4 7 4 7 42 CDC STB CD Changer Strobe I 2 3 2 3 2 3 43 TIN T EXIST Tape in Switch Signal input I 0 0 0 44 NC 45 NC 46 F R Forward Reverse Select Signal O 0 4 7 0 47 PW CNT System Power Control O 4 7 4 7 4 7 48 SYS CNT AMP ST BY Control O 4...

Page 9: ... CD Changer Clock I 2 2 3 2 3 66 MOTOR ANT NC 67 CDC DATA CD Changer Data I 2 2 3 2 3 68 MOD3 Tape Deck Mode3 O 4 8 4 8 4 8 69 MODE2 NC 70 MODE1 Tape Deck Mode1 I 4 8 4 8 4 8 71 SMT R Sub Motor Control R I 4 8 4 8 4 8 72 SMT F Sub Motor Control F O 0 4 8 0 73 TELMUTETelephone Mute Control I 4 7 4 7 4 7 74 VTER NC 75 GND Ground 0 0 0 76 X OUT Crystal Oscilator O 2 3 2 3 2 3 77 X IN Crystal Oscilato...

Page 10: ...mon O 2 7 44 49 KS1 KS6Key Data Output O 5 3 50 54 K11 K15 Key Data Input I 0 55 TEST Connect to Ground 0 56 VDD 5V Power Supply 5 3 57 VDD1 5V Power Supply 3 5 58 VDD2 5V Power Supply 1 8 59 VSS Connect to Ground 0 60 OSC CR Oscillator 3 9 61 DO LCD Data Output O 5 2 62 CE Chip Enable I 0 3 63 CLK LCD Clock Input I 0 64 DI LCD Data Input I 0 16 PACKAGE AND IC BLOCK DIAGRAM 16 1 Main Block 10 ...

Page 11: ...11 ...

Page 12: ...16 2 Tape Block 12 ...

Page 13: ...17 REPLACEMENT PARTS LIST Unit 13 ...

Page 14: ...07 YEANB123YST Transistor T Q708 YEAN2SD2007T Transistor T Q710 YEANB1243QRT Transistor T Q711 YEANC114YST Transistor T Q712 YEANB123YST Transistor T Q713 YEANC114YST Transistor T IC715 AN78N05 Transistor Q800 YEAND1762EF Transistor T DISPLAY BLOCK E 4C206 IC901 YEAMLC75853E IC T Q911 YEANA114EKTX Transistor T TAPE BLOCK E 4C141 1 IC1 YEAMLB1641 IC T IC2 YEAMCXA2510Q IC T Q1 YEANB1237QRT Transisto...

Page 15: ...de T D900 YEADMTZ91BT Zener Diode T D901 MA700TA Diode D902 MA700TA Diode DISPLAY BLOCK E 4C206 D901 SLR342YYT31 LED GREEN T D902 SLR342YYT31 LED GREEN T D903 SLR342YYT31 LED GREEN T D904 SLR342YYT31 LED GREEN T D905 SLR342YYT31 LED GREEN T D906 SLR342YYT31 LED GREEN T D907 SLR342YYT31 LED GREEN T D908 SLR342YYT31 LED GREEN T D909 SLR342YYT31 LED GREEN T D910 SLR342YYT31 LED GREEN T D911 SLR342YYT...

Page 16: ...6WV C255 ECUV1H683KBM Ceramic 0 068MFD 50WV T C256 ECUV1H683KBN Ceramic 0 068MFD 50WV T C257 ECUV1H683KBM Ceramic 0 068MFD 50WV T C258 ECUV1H683KBM Ceramic 0 068MFD 50WV T C259 ECUV1H221KBN Ceramic 220pF 50WV T C260 ECUV1H221KBN Ceramic 220pF 50WV T C261 ECUV1H221KBN Ceramic 220pF 50WV T C262 ECUV1H221KBN Ceramic 220pF 50WV T C263 ECUV1H221KBN Ceramic 220pF 50WV T C264 ECUV1H221KBN Ceramic 220pF 5...

Page 17: ...103KBN Ceramic 0 01MFD 50WV T C614 ECEA0JKS331I Ceramic 330MFD 6 3WV C620 ECEA1CKS100I Electrolytic 10MFD 16WV C625 ECUV1H101KBN Ceramic 100MFD 50WV T C626 ECUV1H680JCN Ceramic 68pF 50WV T C631 ECEA1HKS010I Electrolytic 1MFD 50WV C632 ECEA1CKS100I Electrolytic 10MFD 16WV C654 ECUV1H104ZFN Ceramic 0 1MFD 50WV T C655 ECUV1H104ZFN Ceramic 0 1MFD 50WV T C656 ECUV1H104ZFM Ceramic 0 1MFD 50WV T C701 ECE...

Page 18: ... 270MFD 50WV T C24 ECUV1H822KBN Ceramic 8200pF 50WV T 4 Resistors MAIN BLOCK E 4C199 J1 ERJ8GX0R00V Chip 0 ohms 1 8W T J2 ERJ8GX0R00V Chip 0 ohms 1 8W T J3 ERJ8GX0R00V Chip 0 ohms 1 8W T J4 ERJ8GX0R00V Chip 0 ohms 1 8W T J5 ERJ6GEY0R00V Chip 0 ohms 1 10W T J6 ERJ8GX0R00V Chip 0 ohms 1 8W T J7 ERJ8GX0R00V Chip 0 ohms 1 8W T J8 ERJ8GX0R00V Chip 0 ohms 1 8W T J9 ERJ8GX0R00V Chip 0 ohms 1 8W T J11 ERJ...

Page 19: ...EY0R00V Chip 0 ohms 1 10W T J810 ERJ8GX0R00V Chip 0 ohms 1 8W T J811 ERJ8GX0R00V Chip 0 ohms 1 8W T J821 ERJ8GX0R00V Chip 0 ohms 1 8W T J822 ERJ8GX0R00V Chip 0 ohms 1 8W T J825 ERJ6GEY0R00V Chip 0 ohms 1 10W T J831 ERJ8GX0R00V Chip 0 ohms 1 8W T J835 ERJ8GX0R00V Chip 0 ohms 1 8W T J860 ERJ8GX0R00V Chip 0 ohms 1 8W T J861 ERJ8GX0R00V Chip 0 ohms 1 8W T J862 ERJ6GEY0R00V Chip 0 ohms 1 10W T R252 ERJ...

Page 20: ...0W T R408 ERD25TJ181 Carbon 180 ohms 1 4W T R411 ERJ8GEYJ103V Chip 10k ohms 1 8W T R412 ERDS2TJ123 Carbon 12k ohms 1 4W T R413 ERJ6GEYJ123 Chip 12k ohms 1 10W T R414 ERJ6GEYJ123 Chip 12k ohms 1 10W T R600 ERJ6GEYJ473 Chip 47k ohms 1 10W T R601 ERJ6GEYJ473 Chip 47k ohms 1 10W T R603 ERJ6GEYJ473 Chip 47k ohms 1 10W T R604 ERJ6GEYJ473 Chip 47k ohms 1 10W T R606 ERJ8GEYJ473V Chip 47k OHMS 1 8W T R612 ...

Page 21: ...904 ERJ6GEYJ181 Chip 180 ohms 1 10W T R905 ERJ8GEYJ181V Chip 180 ohms 1 8W T R906 ERJ6GEYJ391 Chip 390 ohms 1 10W T R907 ERJ8GEYJ391V Chip 390 ohms 1 8W T R908 ERJ8GEYJ390V Chip 39 ohms 1 8W T R909 ERJ6GEYJ331 Chip 330 ohms 1 10W T R910 ERJ6GEYJ103 Chip 10k ohms 1 10W T R911 ERJ6GEYJ473 Chip 47k ohms 1 10W T R912 ERJ6GEYJ4R7 Chip 4 7 ohms 1 10W T R913 ERJ6GEYJ391 Chip 390 ohms 1 10W T TAPE BLOCK E...

Page 22: ... 8W T R17 ERJ6GEYJ223 Carbon 22k ohms 1 10W T R18 ERDS1FJ100 Carbon 10 ohms 1 2W T R19 ERJ6GEYJ121 Carbon 120 ohms 1 10W T R22 ERJ6GEYJ473 Carbon 47k ohms 1 10W T R23 ERJ6GEYJ473 Carbon 47k ohms 1 10W T R24 ERJ6GEYJ183 Carbon 18k ohms 1 10W T R25 ERJ6GEYJ183 Carbon 18k ohms 1 10W T R26 ERJ6GEYJ183 Carbon 18k ohms 1 10W T R27 ERJ6GEYJ183 Carbon 18k ohms 1 10W T R28 ERJ6GEYJ183 Carbon 18k ohms1 10W ...

Page 23: ...000083 Switch SW916 EVQPJJ04T Switch SW917 EVQPJJ04T Switch SW918 EVQPJJ04T Switch SW919 EVQPJJ04T Switch SW920 EVQPJJ04T Switch SW921 EVQPJJ04T Switch CRYSTAL XL601 YEXL4C45TT Crystal T COILS L30 YELTBLM21A10 Coil T L31 YELTBLM21A10 Coil T L32 YELTBLM21A10 Coil T L33 YELTBLM21A10 Coil T L35 YELTBLM21A10 Coil T L36 YELTBLM21A10 Coil T L101 YELT02C330KT Axil Coil T L700 YETQ024C035 Choke Coil T L90...

Page 24: ...er T 4 C 7 YFE134C303ZA Button pwr T 1 A 8 FX0214C172XA IC Bracket T 2 B 9 FX0214C203ZA Deck Bracket T 3 C 10 YFC024C502ZA Escutcheon Ass y T 1 A 11 YFE134C305ZA Button EJECT T 1 B 12 YFE134C306ZA Button MUDE BAND ALM CLK T 1 B 13 YFE074C053ZA Button KNOB T 1 B 14 FX0014C055ZA Panel LIGHT T 1 A 15 XTN2 8GFZ Screw T 1 B 16 YEAD4400U Back Light Modul T 1 B 17 FX0214C236ZA LCD Bracket T 1 B 18 XTW2 5...

Page 25: ...19 REPLACEMENT PARTS LIST Tape Player Parts 25 ...

Page 26: ...nch Roller Arm R Ass y 2 C 36 YESFX209007 Reel Ass y 2 A 3 B 37 YESFX005074 B Tension Spring F 2 A 3 B 40 YESAK01013 Sub Motor Ass y 4 A 43 YESAK01014 Main Motor Ass y 4 A 44 YESAE283 M Connector Ass y 4 A 45 YESFX006002 Wire Clamper 3 A 48 YESFX213004 FL Capstan ASS Y 1 B 49 YEFSFR03003 Main Belt 1 B 52 YESFX046064 Case Lifter 4 A 53 YESFX239006 Cassette Case 3 B 54 YESFS04007 Cusion Rubber 3 B 5...

Page 27: ...Ref No Part No Part Name Description Remarks 208 YESJW01014 Lumilar Washer 2 1x3 5x0 1 1 B 209 YESJS01091 PK Collar Screw A 1 C 20 EXPLODED VIEW Tape Deck 27 ...

Page 28: ...1 Not Available 2 Packing Pad Front 1 Not Available 3 Packing Pad Right and Left 1 Not Available 4 Rear Support Strap 0 5 Operating Instructions Kit 0 YFM094C012ZA W B Service List 1 Warranty Card Not Available Service Center List 0 Not Available 6 Screw Kit and Dismounting Pin 0 7 Power Connector Ass y 0 8 FX0214C079YA Mounting Collar 1 Printed in Taiwan 2000 10 28 ...

Page 29: ... E 4C141 1 Bottom Vie w ...

Page 30: ... E 4C141 1 Top View ...

Page 31: ... E 4C206 BOTTOM VIEW ...

Page 32: ... E 4C206 TOP VIEW ...

Page 33: ... E 4C199 Bottom View ...

Page 34: ... E 4C199 Top View ...

Page 35: ...E 4C141 1 ...

Page 36: ...E 4C201 ...

Page 37: ...E 4C199 ...

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