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1、SERVICE MANUAL AV SURROUND RECEIVER MODELAVR-1404/484 For U.S.A., Canada, Europe, Asia, China, Taiwan R.O.C. $ - ; 21 3 ; B GND VIN2 VIN3 VIN4 LA7952 (IC601,651,652) Vpp A16 A15 A12 A7 A6 A5 A4 A3 A2 A1 A0 O0 O1 O2 GND Vcc P 18 A14 A13 A8 A9 A11 G E O7 O6 O5 O4 O3 A0-A17 O0-O7 8 VCCVPP P E G VSS Fun
2、ction ? ? Low level Border Input Terminal A17 A10 RadioFans.CN 17 17AVR-1404/484 Vcc GND Vout ? IC PROTECTOR ICP-N15 (IC105)GP1FA502RZ (IC802) VCC VOUT GND ABLC GND VCC NJL64H380A(RMC301) KIA7805AP (IC104) KIA7815AP (IC101) NJM7805FA (IC103,829) NJM7812FA (IC602) NJM7915FA (IC102) ? POSISTOR P43T7D3
3、30BW16 ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? Terminal Function 20 1 19 2 18 3 17 4 16 5 15 6 14 7 13 8 12 9 11 10CP Q4 Q5 Q6 Q7 Q0 Q1 Q3 Q2 OE D0 D1 D2 D3 D4 D5 D6 D7 GND 42 41 40 39 38 37 36 35 34 33 32 31 30 29 28 27 26 25 24 23 22 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 OUT4 OUT3 OUT2
4、 OUT1 AVDD DVDD SWOUT SROUT SLOUT COUT ROUT LOUT AVSS SWin GNDS SRin SLin GNDC Cin DNDR Rin GNDL Lin BYPASSR BLPASSL LTRE LBASS3 LBASS2 LBASS1 CLK DATA LATCH DGND AGND CL1 CL2 CR1 CR2 RTRE RBASS3 RBASS2 RBASS1 tonetone OUTPUT PORT MCU I/F 20 1 19 2 18 3 17 4 16 5 15 6 14 7 13 8 12 9 11 10 1G 2G1A0 2
5、A0 2A3 2Y01Y0 1Y3 1A1 2Y1 1A2 2Y2 1Y1 2A1 1Y2 2A21A3 2Y3 GND # & ? ) * ( ? # * # ) # # ? 12 # # # ! GND VCC Q10 CP MR SN74LV4040 (IC831) ? ? ? ? # Q RD Q0 Q ? ? ? ? & Q RD Q Q1 CP MR ? ? ? ? # & Q RD Q Q11 Q9 Q7 Q8 Q0 Q11 Q5 Q4 Q6 Q3 Q2 Q1 ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ?
6、? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ?! ? ? ! ? ? ? ? ? ? ? ? ? ? ? ? ? # $ ? $ ? ? ? ? ? ? ? ? ? ! ? ? ! ? ? ? ? ? ? ? ? ? ? ? # $ ? $ ? ? M62446FP (IC231) MM74LCX574 (IC808,809)MM74HCT244 (IC828,830) VCC VCC VOUT 22kohm B.P.F PD volume volume volume v
7、olume volume volume FRONT VIEW Input GND Output FRONT VIEW Input GND Output FRONT VIEW TOP VIEW Vout GND Vcc INPUT FRONT VIEW ? OPTICAL ? IR SENSOR Head Amp AmpLimitterComparator Detector RadioFans.CN 18 18AVR-1404/484 2SC1740S 2SC3199Y KSA916Y KSA992F KSC1845F KTA1266Y KTA1268BL KTC2874B KTC3198Y K
8、TC3200BL 2SC2412K KTC3880S DTA114EK DTA114YK DTA144EK DTC114EK DTC114YK DTC144EK TOP VIEW E B C TOP VIEW E B C FRONT VIEW BCE TOP VIEW 1N4148WSMTZJ3.3B MTZJ5.1B MTZJ5.6B MTZJ6.8B MTZJ7.5A MTZJ7.5B MTZJ11B MTZJ18B MTZJ20B 1N4007 1N4148 B C E R1 R2 B C E R1 R2 2SK117 FRONT VIEW SGD DTA114ES DTC114TS D
9、TC114YS DTC144ES FRONT VIEW BCE DTA Series DTC Series DTA114EK DTA114YK R1 10kohm / ? R2 10kohm / ? DTA144EK 47kohm / ?47kohm / ? 10kohm / ?47kohm / ? DTA114ES 10kohm / ?10kohm / ? DTC114EK DTC114YK 10kohm / ?10kohm / ? DTC144EK R1R2 47kohm / ?47kohm / ? 10kohm / ?47kohm / ? DTC144ES 47kohm / ?47koh
10、m / ? DTC114YS 10kohm / ?47kohm / ? DTC114TS 10kohm / ? ? HL-50RDRF4T ? TRANSISTORS ? DIODES (LED included) TOP VIEW KBPC604 TOP VIEW RadioFans.CN 19 19AVR-1404/484 16-ST-66GNK (FL301) S38 S14 S9S1 S2 S3 S4 S5 S12 S13 S7S15 S6 S10 S11 G1 G1G2G3G4G5G6G7G16G15G13G12G10G9 158 G14G11G8 G2G16 12345678910
11、111213141516171819 232425262728293031323334 F1F1S1S2S3S4S5S6S7S8S9S10 S11 S12 S13 S14 S15 S16 S17 20 2122353637383940 4142434445464748495051525354555657 S18 S19 S20 S21 S22 S23 S24 S25 S26 S27 S28 S29 S30 S31 S32 S33 S34 S35 S36S37 S38 G16 G15 G14 G13 G12 G11 G10G9G8G7G6G5G4G3G2G1F2F2 58 S13 S14 S15
12、 S16 S17 S18 S19 S20 S21 S22 S23 S24 G1G2G3G4G5G6G7G8G9G10G11G12G13G14G15G16 S38 S36 S37 S38 -2 DBS TV -1 VDP TAPE /(DVD) /(MD) AUXDVD CDRV.AUX TUNER -2 -3 CD -1 PHONO VCR REC ZONE2 STEREO AUTO TUNED RDS CH S1 S2 S3 S4 S5 S6 S7 S8 S9 S10 S11 S12 S1 S2 S3 S4 S5 S6 S7 S9 S10 S11 S12 S1 S2 S3 S4 S5 S6
13、S7 S8 S9 S10 S11 S12 S13 S14 S15 S16 S17 S18 S19 S20 S21 S22 S23 S24 S13 S14 S15 S25 S26 S27 S28 S29 S30 S31 S32 S33 S34 S35 S25 S26 S27 S28 S29 S30 S31 S32 S33 S34 S35 G2G16G1G2G16G1G2G16G1G2G16G1 DIGITAL PRO LOGICII S1 S6 S11 S16 S21 S26 S31 S2 S7 S12 S17 S22 S27 S32 S3 S8 S13 S18 S23 S28 S33 S4 S
14、9 S14 S19 S24 S29 S34 S5 S10 S15 S20 S25 S30 S35 TUNED RDS STEREO AUTO REC ZONE2 PHONO VCR CD -1 TUNER -2-3V.AUX AUX CDR DVD / /TAPE VDPTV -1-2 /DBS PRO LOGICII DIGITAL DIGITAL ANALOG TUNED RDS STEREO AUTO REC ZONE2 PHONO VCR CD -1 TUNER -2-3V.AUX AUX CDR DVD/ /TAPE VDPTV -1-2 / DBS CH CH PRO LOGICI
15、I DIGITAL DIGITAL ANALOG FL DISPLAY Pin Assignment F1, F2 : Filament G1G16 : Grid S1S38 : Anode PIN NO. CONNECTION PIN NO. CONNECTION PIN NO. CONNECTION Anode & Grid Assignment RadioFans.CN 20 20AVR-1404/484 PRINTED WIRING BOARDS MAIN P.W.B. UNIT COMPONENT SIDE RadioFans.CN 21 21AVR-1404/484 FOIL SI
16、DE RadioFans.CN 22 22AVR-1404/484 CPU P.W.B. UNIT COMPONENT SIDE RadioFans.CN 23 23AVR-1404/484 FOIL SIDE RadioFans.CN 24 24AVR-1404/484 CONNECTION P.W.B. UNIT COMPONENT SIDE RadioFans.CN 25 25AVR-1404/484 FOIL SIDE RadioFans.CN 26 26AVR-1404/484 PRE AMP P.W.B. UNIT 1 8 1519151516 FOIL SIDE COMPONEN
17、T SIDE RadioFans.CN 27 27AVR-1404/484 DSP P.W.B. UNIT 1 110117 117 14 1528 1 4 8 5 1 4 8 5 1 4 8 5 14 85 14 85 1 8 16 9 1 7 14 1 10 20 11 8 1 12 1324 25 36 37 48 1 8 16 9 17 148 1 10 20 11 1 10 20 11 1 1011 20 FOIL SIDE COMPONENT SIDE 10 11 1 20 10 11 1 20 RadioFans.CN 28 28AVR-1404/484 NOTE FOR PAR
18、TS LIST 5%1/4W 1/16W ss ss ss ss ss ss RD :2B : 1/8 WF :1%P: RC :2E : 1/4 WG :2%NL : RS:2H : 1/2 WJ :5%NB : RW :3A : 1WK :10%FR : RN :3D : 2WM :20%F: RK :3F: 3W 3H : 5W RN14K2E182GFR 182 ? 1800=1.8k 0 2 1R2 ? 1.2 1 2R CE04W1H2R2MBP CE:0J: 6.3 VF: 1%HS : CA :1A : 10VG : 2%BP : CS:1C : 16VJ: 5%HR : CQ
19、 :1E : 25VK : 10%DL : CK :1V : 35VM : 20%HF : CC :1H : 50VZ: +80%U:UL CP:2A : 100 V20%C:CSA CM :2B : 125 VP: +100%W:UL-CSA CF:2C : 160 V 0%F: CH :2D : 200 VC : 0.25pF 2E : 250 VD : 0.5pF 2H : 500 V=: 2J: 630 V 222 ? 2200F 0 2 F 222 ? 2200pF=0.0022F 0 2 pF pF 221 ? 220pF 2 (02) 0 (001) 2R2 ? 2.2F 1 2
20、R F AC RD : Carbon2B : 1/8WF: 1%P: Pulse-resistant type RC : Composition2E : 1/4WG: 2%NL : Low noise type RS : Metal oxide film2H : 1/2WJ: 5%NB : Non-burning type RW : Winding3A : 1WK: 10%FR : Fuse-resistor RN : Metal film3D : 2WM: 20%F: Lead wire forming RK : Metal mixture3F : 3W 3H : 5W CE : Alumi
21、num foil0J: 6.3VF: 1%HS : High stability type electrolytic CA : Aluminum solid1A : 10VG : 2%BP : Non-polar type electrolytic CS : Tantalum electrolytic1C : 16VJ: 5%HR : Ripple-resistant type CQ : Film1E : 25VK : 10%DL : For change and discharge CK : Ceramic1V : 35VM : 20%HF : For assuring high reque
22、ncy CC : Ceramic1H : 50VZ: +80%U: UL part CP : Oil2A : 100V20%C: CSA part CM : Mica2B : 125VP : +100%W : UL-CSA type CF : Metallized2C : 160V0%F: Lead wire forming CH : Metallized2D : 200VC : 0.25pF 2E : 250VD : 0.5pF 2H : 500V=: Others 2J: 630V lPart indicated with the mark ? are not always in stoc
23、k and possibly to take a long period of time for supplying, or in some case supplying of part may be refused. lWhen ordering of part, clearly indicate 1 and I (i) to avoid mis- supplying. lOrdering part without stating its part number can not be supplied. lPart indicated with the mark is not illustr
24、ated in the exploded view. lNot including Carbon Film Resister 5%, 1/4W Type in the P.W.Board parts list. (Refer to the Schematic Diagram for those parts.) lNot including Carbon Chip Resister 1/16W Type in the P.W.Board parts list. (Refer to the Schematic Diagram for those parts.) WARNING: Parts mar
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