Service manual car audio basic, rds s/m no:akd0105ef1 model : akd-0105 series akd-0115 series akd-0205 series akd-0225 series akd-0235 series 4-channel high power (35w x 4ch) electronic tuning electronic volume/bass/treble/balance/fader controls cd player with am/fm radio loudness controls detachabl...
Table of contents 1. Product specifications .........................................1 2. Line drawing ...................................................2 3. Emergency trouble shoot ...................................5 4. Adjustments ....................................................................
1 1. Product specifications audio section maximum output power : 35watts per channel into 4 ohms. Load impedance : 4 ohms total harmonic distortion : less than 10% at 12 watts frequency response : 100hz( + 3db), 10khz(-5 + 3db) control bass / treble : 10 + 3db at 100hz/10khz tuner section (fm) tunin...
2. Line drawing 2 2-1. Akd-0105 series front side akd-0105 r-rds akd-0115 r-rds.
Line drawing 3 akd-0205e, a-non rds : basic akd-0205 r - rds akd-0225 r - rds akd-0235 e non rds : basic 2-2. Akd-0205 series front side.
Line drawing 2-3. Akd-0105/0205 rear side 4 basic model rds model.
3. Emergency trouble shoot 5 3-1. General function no sound from speakers yes no yes output connector is missing output connector is inferior goods put exactly output connector in. Change output connector to superior goods yes no power ic, output socket is inferior goods change power ic, output sock...
Emergency trouble shoot 6 3-2. Tuner function hearing noise only yes no yes no selected the station tuner module is inferior goods. Select exactly broadcasting frequency. Change tuner module to superior goods. Yes weak frequency area caused by elevations change to goods of r.D.S function. Yes a b a ...
Emergency trouble shoot 7 3-3. Cd function disc is not inserted. Yes yes there is disc in the slot take out disc from the slot disc is inferior goods use only superior disc no yes a selection time is longer than unusually yes selected pause function release pause function yes selected mute function ...
8 4. Adjustment 4-1. Equipments connections.
9 adjustments 4-2. Tuner module adjustment locations.
10 adjustments 4-3. Am (mw/lw) adjustment method step 1 band covering rf-tracking figure 1 figure 2 figure 2 figure 1 figure 2 522khz 60dbu mod 1000hz 30% 603khz 30dbu mod 1000hz 30% 1404khz 30dbu mod 1000hz 30% 144khz 60dbu mod 1000hz 30% 220khz 60dbu mod 1000hz 30% 522khz 603khz 1404khz 144khz 220...
11 adjustments 4-4. Fm adjustment method step 1 if(zero volt) rds receiving estimation level figure 3 figure 4 figure 5 figure 5 98.1mhz 60dbuv no modulation 98.1mhz 42dbuv mod. 1khz 30% mono 98.1mhz 60dbuv mod. 1khz 30% stereo left alt.Right ch. 98.1mhz 35dbuv mod. 1khz 30% stereo left alt.Right ch...
12 adjustments 4-5. Cdp mode test & adjustment method definition of mechanical mode no 1 2 3 4 stop mode loading mode play mode eject mode - disc haven’t been inserted or disc have been ejected. When disc shall be transported into the unit mechanism shall be fixed at this mode. - loading device can ...
13 adjustments no 8 9 10 11 12 13 14 15 16 17 anti-vibrational performance playability disc deflection disc eccentricity jitter frequency response harmonic distortion dynamic range s/n ratio channel + 0.4mm + 0.21mm > 80db at 1khz > 85db at 1khz > 70db at 1khz > 65db at 1khz > 85db at 1khz > 75db at...
14 5. Schematic diagrams 5-1. Basic series akd-0105a-ph / akd-0205e / akd-0225e / akd-0235a size:a3.
Schematic diagram 15 akd-0205r / akd-0225(7)r / akd-0235(7)r 5-2. Rds series size:a3.
16 schematic diagram 5-3. Cdp circuit for akd-0105 / akd-0205 series (dcm-200 / 201) size:a3.
17 6. Parts location on p.C. Board 6-1. Pcb main : akd-0105/0205 series parts side.
18 parts location on p.C. Board bottom side.
19 parts location on p.C. Board 6-2. Pcb front akd-0105 basic : akd-0105a-ph parts side bottom side akd-0105 basic : akd-0105a/e parts side bottom side.
20 parts location on p.C. Board akd-0115 rds : akd-0115r parts side bottom side akd-0135 rds : akd-0135r parts side bottom side.
Parts location on p.C. Board 21 akd-0205 basic : akd-0205e parts side bottom side akd-0205 rds : akd-0205r parts side bottom side.
Parts location on p.C. Board 22 akd-0225 basic : akd-0225e parts side bottom side akd-0225 rds : akd-0225r parts side bottom side.
Parts location on p.C. Board 23 akd-0235 basic : akd-0235e parts side bottom side akd-0235 rds : akd-0235r parts side bottom side.
Parts location on p.C. Board 24 6-3. Pcb cdp dcm-200/201 parts side.
Parts location on p.C. Board 25 bottom side.
26 7. Overall exploded view & parts list 7-1. Akd-0225 basic & rds size:a3.
Overall exploded view & parts list 27 7-2. Akd-0235 basic & rds size:a3.
8. Deck mechanism exploded view & parts list 28 size:a3.
29 deck mechanism exploded view & parts list sub assy parts list dcm-201 no part name chassis side total assy chassis side assy lock plate r assy washer cut d4xd2xt0.25 moving plate r assy spg moving plate chassis gear total assy chassis gear assy motor loading gear load motor connector assy 2p scre...
30 deck mechanism exploded view & parts list no part name gear sled screw slider rack spg sled insert screw machine pan m1.7x3 holder feed motor gear center motor feed gear feed motor screw machine pan m2x5 sw screw machine pan m2x3 plate spg screw tapping pan t2s m2x4 motor spindle turn table screw...
Deck mechanism exploded view & parts list 31 no part name gear relay 2 gear relay 1 washer cut d6xd2.6xt0.25 washer cut d4xd1.6xt0.25 roller bush bracket door screw taptite spl m2x3.5 chassis main chassis gear total assy gear double screw taptite pan m2x3.5 sensor pcb assy screw taptite spl m2x3.5 l...
32 9. Parts list 9-1. Main section description 5lc301pa18 l501 coil inductor 100uh k 03 tb 26mm 5ll100k03k jw089 coil inductor 4.7uh k 02 ta 26mm 5ll479k02k l102 5ll568k02k l101 crystal quartz 4.5mhz 12pf 49/s s/tapping 5xjx4r500e ct201 crystal quartz hc-49/u 4.332mhz 25ppm 5xjz4r332d ct101 diode kn...
33 parts list description c chip tantal 6.3v 10uf m 3216 diode chip dan202k ic chip amp la9240m ic chip audio njm4558m ic chip driver ba6287f ic chip driver ka9258d ic chip dsp lc78621e ic chip u-com lc865516a reso cera chip csacs16.93mx040-tc reso cera chip cstcc6. 00mg-tc tr chip dta144ek tr chip ...
34 10. Function of micom ic 10-1. Pin configuration.
35 function of micom ic 10-2. Pin description pin 1 80 78 77 71 76 73,31 75 74 72 70 69 68 67 79 2 53 54 55 pin name xin xout eo1 eo2 eo3 vss vdd fmin amin subpd hctr lctr sns_ hold_ test1 test2 pk3 pk2 int1 description connection to 4.5 mhz crystal output compared with phase if local oscillation fr...
Function of micom ic 36 pin 39 40 18 44 42 41 43 65 64 38 47 60 37 59 66 62 pin name po1 po0 pd0 pn0/beep pn2 pn3 pn1 ph1/adi1 ph2/adi2 po2 pm1 pj0 po3 pj1 ph0/adi0 pi0 description tuner mute port. When tuning, output is high then mute is on. (seek, when sd check) audio mute port, active high audio ...
37 function of micom ic 32 34 57 58 49 pq0 pp2 pj3 pj2 pl3 detachable on/off input port contact high separate low cdc mode on output port. Output is high in cdc mode. Output is low in others condition. Refer to attached page about cdc communication specification. Cdp mode on output port. Output is h...
Function of micom ic 38 pin 7 8 9 4 5 6 27 28 29 30 23 24 25 26 61 15 35 36 48 16 17 pin name si1 so1 sck1 so0 sck0 pg0 pa3 pa2 pa1 pa0 pb3 pb2 pb1 pb0 pi1/adi5 pd3 pp1 pp0 pm0 pd2 pd1 description e2prom interface ports evr ic interface ports option diode matrix input option diode matrix output powe...
Function of micom ic 39 key matrix table return source ks 6 (49) m1 t. Up ki 1 (52) ki 2 (53) ki 3 (54) ki 4 (55) ki 5 (56) t. Down m2 m5 (disc down) vol down cdp --- loud m3 (rpt) m6 (disc up) mode --- --- --- tp(top) disp power on/off radio/band (lang) --- --- af/reg atp eject mute --- m4 (shuf) v...
Function of micom ic 40 10-3. Pin configuration.
Function of micom ic 41 10-4. Pin description pin 1 80 78 77 71 76 73,31 75 74 72 70 69 68 67 79 2 53 54 55 pin name xin xout eo1 eo2 eo3 vss vdd fmin amin subpd hctr lctr sns_ hold_ test1 test2 nc description connection to 4.5 mhz crystal output compared with phase if local oscillation frequency is...
Function of micom ic 42 pin 39 40 18 44 42 41 43 65 64 38 47 60 37 59 66 62 pin name po1 po0 po0 pn0/beep pn2 pn3 pn1 ph1/adi1 ph2/adi2 po2 pm1 pj0 po3 pj1 ph0 / adi0 pi0 description tuner mute port. When tuning, output is high then mute is on. (seek, when sd check) audio mute port, active high nc o...
Function of micom ic 43 32 34 57 58 49 pq0 pp2 pj3 pj2 pl3 detachable on / off input port contact high separate low cdc mode on output port. Output is high in cdc mode. Output is low in others condition. Refer to attached page about cdc communication specification. Cdp mode on output port. Output is...
Function of micom ic 44 pin 7 8 9 4 5 6 27 28 29 30 23 24 25 26 61 15 35 36 48 16 17 pin name si1 so1 sck1 so0 sck0 pg0 pa3 pa2 pa1 pa0 pb3 pb2 pb1 pb0 pi1/adi5 pd3 pp1 pp0 pm0 pd2 pd1 description e2prom interface ports ,in out clk evr ic interface ports, so clk ce option diode matrix input 3 2 1 0 ...
Function of micom ic 45 key matrix table return source ks 6 (49) m1 t. Up ki 1 (52) ki 2 (53) ki 3 (54) ki 4 (55) ki 5 (56) t. Down m2 m5 (disc down) vol down cdp --- loud m3 (rpt) m6 (disc up) mode --- --- --- tp(top) disp power on/off radio/band (lang) --- --- af/reg atp eject mute --- m4 (shuf) v...
46 11. Ic block diagram 11-1. Lc75854/lc75852 (ic lcd driver).
47 ic block diagram 11-2. Saa6579t (ic rds demodulator) saa6579t.
Ic block diagram 48 11-3. Ha13158a (ic audio power).
49 ic block diagram 11-4. Lc75371m (ic evr).
50 ic block diagram 11-5. 24lc16b (ic eeprom).
Ic block diagram 51 11-6. Ba3121 (ic isolator) : ic302.
52 12. Liquid crystal display 12-1. 0135r / 0225(7)r / 0235(7)r only ic no lcd no. Com1 com2 com3 com4 39 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 (3) 9b 9h 9a rpt 8b 8h 8a shf 7b 7h 7a --- 6b 6h (2) 9i 9g 9o 9f 8i 8g 8o 8f 7i 7g 7o 7f 6i 6g (1) 9c 9k 9l 9n 8c 8k 8l 8n 7c 7k 7l 7n 6c 6k (0) intro 9d 9m 9...
53 liquid crystal display 12-2. 0105r / 0115r / 0205r only ic no lcd no. Com1 com2 com3 com4 19 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 2a 2h 2b --- 4a 4h 4b --- 7a 7h 7b rpt 9a 9h 2f 2o 2g 2i 4f 4o 4g 4i 7f 7o 7g 7i 9f 9o 9g 2n 2l 2k 9l 4n 4l 4k 4c 7n 7l 7k 7c 9n 9l 9k 2e 2m 2d 9m 4e 4m 4d af 7e 7m 7d ...
54 liquid crystal display 12-3. 0105a only ic no lcd no. Com1 com2 com3 8 1 3f 2 3 4 5 6 7 8 9 10 11 12 13 14 15 3a cd f1 4a 4g 4b 5f 5a 5b 6f 6a 6b 7f 7a 3e 3g 3b f2 4f 4h 4c 5e 5g 5c 6e 6g 6c 7e 7f 3d 3h 3c f3 4e 4d intro aut 5d rpt --- 6d track mute 7d 9 10 11 12 13 14 15 16 17 18 19 20 23 22 ic ...
55 liquid crystal display 12-4. 0225e only ic no lcd no. Com1 com2 com3 43 1 --- 2 3 4 5 6 7 8 9 10 11 12 13 14 15 --- com1 fm loc loud 2f 2a rdm 3f 3a k p1 4a 4g --- com2 --- 1(1) mw 1a 2e 2g 2b 3e 3g 3b p2 4f 4h com3 --- --- am lw 1b,1c 2d 2h 2c 3d 3h 3c p3 4e 4d 42 41 1 3 4 5 6 7 8 9 10 11 12 13 ...
56 13. Output connector descriptions 26pin iso connector 18pin connector 1 front r-ch sp (+) rear r-ch sp (-) no connection auto ant. B+ no connection ground no connection no connection rear l-ch sp (-) front l-ch sp (-) rear r-ch sp (+) illumination (+) acc. B (+) back up b+ no connection rear l-ch...
Daewoo electronics co., ltd 686, ahyeon-dong mapo-gu seoul, korea c.P.O. Box 8003 seoul, korea telex : dwelec k28177-8 cable : “daewooelec” e-mail : g7f00e@web.Dwe.Co.Kr tel : 82-2-360-7799 fax : 82-2-360-7877 edited by mc. Cem.