Aiwa XR-MP50 User manual

SERVICE MANUAL
DATA
COMPACT DISC
STEREO SYSTEM BASIC TAPE MECHANISM : 2ZM-1 R11NM BASIC CD MECHANISM : 3ZG-3 E13NM
XR-MP50
EZ
S/M Code No. 09-011-439-6R1
REVISION
• This Service Manual is the “Revision Publishing” and replaces “Simple Manual”
XR-MP50 (EZ), (S/M Code No. 09-00B-439-6T1).
XR–MP50
SYSTEM SPEAKER
SX–M510
REMOTE
CONTROLLER
RC–AAT17
All manuals and user guides at all-guides.com
all-guides.com

– 2 –
TABLE OF CONTENTS
SPECIFICATIONS ................................................................................................................................................................3
PROTECTION OF EYES FROM LASER BEAM DURING SERVICING ....................................................................... 4
PRECAUTION TO REPLACE OPTICAL BLOCK ............................................................................................................. 4
DISASSEMBLY INSTRUCTIONS..................................................................................................................................5 ~ 8
NOTES DURING RE-ASSEMBLING .................................................................................................................................. 9
ELECTRICAL MAIN PARTS LIST ...........................................................................................................................10 ~ 15
TRANSISTOR ILLUSTRATION ......................................................................................................................................... 16
WIRING – 1 (MAIN) ........................................................................................................................................................... 17
SCHEMATIC DIAGRAM – 1 (MAIN / PT1 / PT2 / HEAD)................................................................................................ 18
WIRING – 2 (FRONT / SW – 1 / SW – 2) .......................................................................................................................... 19
SCHEMATIC DIAGRAM – 2 (FRONT / SW – 1 / SW – 2 / FACE – A / FACE – B / FACE – C / DECK).......................... 20
WIRING – 3 (FACE – A / FACE – B / FACE – C) .............................................................................................................. 21
WIRING – 4 (CD – MP3) <1 / 2>....................................................................................................................................... 22
WIRING – 4 (CD – MP3 / CD LOAD / CD DRIVE) <2 / 2> ............................................................................................. 23
SCHEMATIC DIAGRAM – 3 (CD – MP3 : 1 / 2 / CD LOAD / CD DRIVE) ...................................................................... 24
SCHEMATIC DIAGRAM – 4 (CD – MP3 : 2 / 2) ............................................................................................................... 25
WIRING – 5 (TUNER) ........................................................................................................................................................ 26
SCHEMATIC DIAGRAM – 5 (TUNER) ............................................................................................................................. 27
WIRING – 6 (PT1 / PT2) .................................................................................................................................................... 28
WIRING – 7 (DECK / HEAD) ............................................................................................................................................. 29
IC BLOCK DIAGRAM................................................................................................................................................30 ~ 32
FL (13 – ST – 44GNK ACJ – 4) GRID ASSIGNMENT / ANODE CONNECTION..................................................33 ~ 34
IC DESCRIPTION ......................................................................................................................................................35 ~ 45
ADJUSTMENT (TUNER / DECK / FRONT)................................................................................................................. 46, 47
CD TEST MODE ............................................................................................................................................................... 48
MECHANICAL EXPLODED VIEW 1 / 1........................................................................................................................... 49
MECHANICAL PARTS LIST 1 / 1 .................................................................................................................................... 50
TAPE MECHANISM EXPLODED VIEW 1 / 1 ................................................................................................................. 51
TAPE MECHANISM PARTS LIST 1 / 1 .......................................................................................................................... 52
CD MECHANISM EXPLODED VIEW 1 / 2 < 3ZG – 3 E13NM >.................................................................................. 53
CD MECHANISM PARTS LIST 1 / 2 < 3ZG – 3 E13NM > ........................................................................................... 54
CD MECHANISM EXPLODED VIEW 2 / 2 < 3ZG – 2 E3NM >.................................................................................... 55
CD MECHANISM PARTS LIST 2 / 2 < 3ZG – 2 E3NM > ............................................................................................. 55
GENERAL SPEAKER DISASSEMBLY INSTRUCTIONS (FOR REFERENCE) ........................................................... 56
SPEAKER PARTS LIST <SX – M510>............................................................................................................................ 57
ACCESSORIES / PACKAGE LIST .................................................................................................................................... 57
All manuals and user guides at all-guides.com

– 3 –
Main unit
<FM tuner section>
Tuning range 87.5 MHz to 108 MHz
Usable sensitivity (IHF) 16.8 dBf
Antenna terminals 75 ohms (unbalanced)
<MW tuner section>
Tuning range 530 kHz to 1710 kHz (10 kHz step)
531 kHz to 1602 kHz (9 kHz step)
Usable sensitivity 350 µV/m
Antenna Loop antenna
<LW tuner section>
Tuning range 144 kHz to 290 kHz
Usable sensitivity 1400 µV/m
Antenna Loop antenna
<Amplifier section>
Power output Rated: 25 W + 25 W (6 ohms,
T.H.D. 1 %, 1 kHz / DIN 45500)
Reference: 30 W + 30 W (6 ohms,
T.H.D. 10 %, 1 kHz / DIN 45324)
DIN MUSIC POWER
42 W + 42 W
Inputs AUX / VIDEO IN: 310 mV
MD IN: 310 mV
Outputs SUPER WOOFER: 1.2 V
SPEAKERS: accept speakers of
6 ohms or more
PHONES (stereo mini jack): accepts
headphones of 32 ohms or more
CD DIGITAL OUT (OPTICAL)
<Cassette deck section>
Track format 4 tracks, 2 channels stereo
Frequency response CrO2 tape : 50 Hz to 16000 Hz
Normal tape : 50 Hz to 15000 Hz
Signal-to-noise ratio 45 dB (Dolby B NR ON, CrO2tape
peak level)
Recording system AC bias
Heads Recording / Playback head x 1,
erase head x 1
<Compact disc player section>
Laser Semiconductor laser (λ = 780 nm)
D-A converter 1 bit dual
Signal-to-noise ratio 85 dB (1 kHz, 0 dB)
Harmonic distortion 0.05 % (1 kHz, 0 dB, audio CD)
Wow and flutter Unmeasurable
SPECIFICATIONS
<General>
Power requirements 230 V AC, 50 Hz
Power consumption 90 W
Standby power consumption 1.0 W (power-economizing
mode set to ON or AUTO)
Dimensions of main unit 175 x 257 x 333 mm
(W xH xD)
Weight of main unit 6 kg
<Speaker system>
Cabinet type 2 way, bass reflex (magnetic
shielded type)
Speakers Woofer : 130 mm
Tweeter: 22 mm cone type
Impedance 6 ohms
Output sound pressure level 86 dB/W/m
Dimensions 155 x 254 x 210 mm
(W xH xD)
Weight 2.6 kg
• Design and specifications are subject to change without notice.
• The word "BBE"and the "BBE symbol" are trademarks of BBE
Sound, Inc.
Under license from BBE Sound,Inc.
• Dolby noise reduction manufactured under license from Dolby
Laboratories Licensing Corporation.
"DOLBY" and the double-D symbol are trademarks of Dolby
Laboratories Licensing Corporation.
All manuals and user guides at all-guides.com

– 4 –
This set employs laser. Therefore, be sure to follow carefully
the instructions below when servicing.
WARNING!!
WHEN SERVICING, DO NOT APPROACH THE LASER
EXIT WITH THE EYE TOO CLOSELY. IN CASE IT IS
NECESSARY TO CONFIRM LASER BEAM EMISSION.
BESURETOOBSERVEFROMADISTANCEOFMORE
THAN 30cm FROM THE SURFACE OF THE OBJEC-
TIVE LENS ON THE OPTICAL PICK-UP BLOCK.
sCaution: Invisible laser radiation when
open and interlocks defeated avoid
exposure to beam.
sAdvarsel: Usynliglaserstålingvedåbning,
nårsikkerhedsafbrydereerudeaffunktion.
Undgå udsættelse for stråling.
VAROITUS!
Laiteen Käyttäminen muulla kuin tässä käyttöohjeessa
mainitulla tavalla saataa altistaa käyt-täjän
turvallisuusluokan 1 ylittävälle näkymättömälle
lasersäteilylle.
VARNING!
Om apparaten används på annat sätt än vad som
specificeras i denna bruksanvising, kan användaren
utsättas för osynling laserstrålning, som överskrider
gränsen för laserklass 1.
PROTECTION OF EYES FROM LASER BEAM DURING SERVICING
Precaution to replace Optical block
(KSS-213F)
Body or clothes electrostatic potential could
ruin laser diode in the optical block. Be sure
ground body and workbench, and use care the
clothes do not touch the diode.
1) After the connection, remove solder shown in
right figure.
PICK-UP Assy PWB
Solder
CLASS 1 LASER PRODUCT
KLASSE 1 LASER PRODUKT
LUOKAN 1 LASER LAITE
KLASS 1 LASER APPARAT
CAUTION
Useof controlsor adjustmentsorperformance ofprocedures other
than those specified herin may result in hazardous radiation expo-
sure.
ATTENTION
L’utillisation de commandes, réglages ou procédures autres que
ceux spécifiés peut entraîner une dangereuse exposition aux
radiations.
ADVARSEL
Usynlig laserståling ved åbning, når sikkerhedsafbrydereer ude af
funktion. Undgå udsættelse for stråling.
This Compact Disc player is classified as a CLASS 1 LASER
product.
The CLASS 1 LASER PRODUCT label is located on the rear
exterior.
All manuals and user guides at all-guides.com

DISASSEMBLY INSTRUCTIONS
– 5 –
1. Removing the outside appearance parts
1) Remove the six screws (1-4, 2-2) and remove the PANEL, SIDE R.
2) Remove the six screws (1-4, 2-2) and remove the PANEL, SIDE L.
3) Remove the three screws 1and lift up the PANEL, TOP ASSY 2.
4) Remove the two connectors and remove the PANEL, TOP ASSY.
All manuals and user guides at all-guides.com

– 6 –
5) Remove the 11 screws and remove the CABI, REAR.
6) Remove the screw and JOINT, CABI.
7) This is the state after the outside appearance parts are removed.
2. Removing the PWB, CD AFP-4
1) Remove the five screws, pull out the FFC and other parts, then
remove the PWB, CD AFP-4.
All manuals and user guides at all-guides.com
all-guides.com

– 7 –
3. Removing the PWB, MAIN ASSY
1) Remove the screw 1, then remove the connector 2.
2) Remove the screw 1and remove the PWB, MAIN ASSY 2in the direction of the arrow. (The board is hooked. While lifting up the
HOOK, remove the board.)
4. Removing the FRONT block
1) Remove the screw 1securing the CAB, FR ASSY and remove the screw 2securing the HLDR, PWB CD.
All manuals and user guides at all-guides.com

– 8 –
2) Remove the two screws 1and remove the CABI, FR ASSY in the
direction of arrow 2.
5. Removing the CD board (3ZG-3)
1) Remove the four screws 1and remove the CD block 2.
2) This is the state after the CD block is removed.
All manuals and user guides at all-guides.com

– 9 –
NOTES DURING RE-ASSEMBLING
1. Phase adjustment of the GEAR, OPE 1 and GEAR, WORM WHEEL.
1) Align holes 1.
2) Then, move the position of the holes of each gear as shown by 2in the illustration.
2. Installation Procedure of HLDR, GEAR ASSY
1) Position the panel side so that it faces front as shown in the illustration.
2) Install the HLDR, GEAR ASSY.
Position the HLDR GEAR ASSY
so that it faces the front.
HLDR, GEAR ASSY
When assemble the magical change panel, adjust the phase of the gear.
HLDR, GEAR
GEAR, OPE 1
GEAR, WORM WHEEL
1
2
2
All manuals and user guides at all-guides.com

– 10 –
ELECTRICAL MAIN PARTS LIST
DESCRIPTION
REF. NO. KANRI
NO.
PART NO. DESCRIPTIONREF. NO. KANRI
NO.
PART NO.
IC
8A-FP4-608-030 C-IC,UPD784216AYGC-107-8EU
8A-AV6-605-030 C-IC,UT611024LC-12
87-A20-965-040 C-IC,S-80842ANNP-ED6
87-A21-021-040 C-IC,BU2099FV
87-A21-323-010 C-IC,CXD2585Q
8A-FP4-606-030 C-IC,LC876572V-5S39 AFP-4
87-A21-573-010 IC,SPS-448-1-E
87-A21-467-010 C-IC,CXA2581N
87-A20-455-010 IC,HA12211
87-A20-355-010 IC,CXA1553P
87-A21-734-040 C-IC,BA5801FS
87-A21-452-130 C-IC,BD3876AKS2
87-A20-602-040 C-IC,M5291FP
87-A20-925-040 C-IC,BA05FP
87-A21-621-010 C-IC,MAS3507D-G10
87-A21-103-040 C-IC,MM1454XFBE
87-A21-599-010 C-IC,LC89513K
87-A21-943-030 C-IC,T15M256A-70P
87-A21-738-040 C-IC,SN74HCT08APW
87-A21-714-030 C-IC,DAC3550A-C2
87-A20-918-040 C-IC,SM5878AM
87-070-289-040 IC,BU 2092F
87-017-825-010 IC,GP1F32T
87-020-454-010 IC,DN6851
87-070-127-110 IC,LC72131D
87-A20-913-010 IC,LA1837NL
TRANSISTOR
87-A30-073-080 C-TR,RT1N 141C
87-A30-076-080 C-TR,2SC3052F
89-213-702-010 TR,2SB1370E
87-026-610-080 TR,KTC3198GR
87-A30-075-080 C-TR,2SA1235F
87-A30-234-080 TR,CSC4115BC
87-A30-448-040 C-TR,DTA123JKA
87-A30-107-070 C-TR,CMBT5401
87-A30-087-080 C-FET,2SK2158
87-A30-074-080 C-TR,RT1P 141C
87-026-609-080 TR,KTA1266GR
87-A30-190-080 TR,CC5551
87-A30-106-070 C-TR,CMBT5551
87-A30-105-080 C-TR,RT1P 441C
87-A30-137-010 TR,2SD2494
87-A30-138-010 TR,2SB1625
89-113-625-080 TR,2SA1362GR
87-A30-257-080 C-TR,2SD1306E
87-A30-240-080 TR,CSA1585BC
87-A30-047-080 TR,CSD655E
89-211-323-080 C-TR,2SB1132R
87-A30-159-080 C-TR,KTA1298Y
87-A30-084-080 TR,CSB1058B
87-A30-142-040 C-TR,DTA123EKA
87-A30-117-010 TR,2SA1357Y
89-214-123-080 TR,2SB1412 R
87-A30-427-040 CHIP-TR,DTC114EKA
87-026-470-080 TR,HN1C03FB
87-A30-466-040 C-TR,DTA144TKA
87-A30-429-040 C-TR,DTC123JKA
89-327-143-080 C-TR,2SC2714O
89-505-434-540 C-FET,2SK543(4/5)
87-A30-196-080 TR,2SC4115SRS
87-A30-086-070 C-TR,CSD1306E
87-A30-072-080 C-TR,RT1P 144C
DIODE
87-020-465-080 DIODE,1SS133
87-A40-270-080 C-DIODE,MC2838
87-A40-269-080 C-DIODE,MC2836
87-070-274-080 DIODE,1N4003 SEM
87-070-022-010 DIODE,IN5402
87-A40-345-080 ZENER,MTZJ10C
87-A40-650-080 ZENER,MTZJ6.8A
87-A40-004-080 ZENER,MTZJ16A
87-070-322-080 ZENER,MTZJ 36D
87-A40-341-080 ZENER,MTZJ 36 A
87-A40-350-080 ZENER,MTZJ 4.7C
87-A40-250-040 C-DIODE,DAN217
87-A40-488-080 DIODE,1SS244
87-A40-180-040 C-DIODE,SB07-015C
87-A40-437-080 ZENER,MTZJ4.3B
87-001-166-080 DIODE,1SS301
87-A40-002-080 ZENER,MTZJ5.1C
87-A40-313-080 C-DIODE,MC 2840
87-A40-234-080 ZENER,MTZJ5.6A
87-070-136-080 ZENER,MTZJ5.1B
87-A40-304-080 ZENER,DZ6.2M
87-017-149-080 ZENER,HZS6A2L
MAIN C.B
C100 87-018-209-080 CAP,TC U 0.1-50 Z F
C104 87-012-368-080 C-CAP,S 0.1-50 F
C105 87-012-368-080 C-CAP,S 0.1-50 F
C106 87-010-196-080 CHIP CAPACITOR,0.1-25
C107 87-010-196-080 CHIP CAPACITOR,0.1-25
C108 87-010-196-080 CHIP CAPACITOR,0.1-25
C109 87-010-196-080 CHIP CAPACITOR,0.1-25
C110 87-010-928-000 CAP,E 4700-25 M SMG
C111 87-010-197-080 C-CAP,S 0.01-25 KB
C113 87-010-408-080 CAP, ELECT 47-50V
C114 87-010-112-080 CAP, ELECT 100-16V
C115 87-010-235-080 CAP,E 470-16 SME
C116 87-012-368-080 C-CAP,S 0.1-50 F
C117 87-012-368-080 C-CAP,S 0.1-50 F
C118 87-016-658-000 CAP,E 4700-35 M SMG
C119 87-016-658-000 CAP,E 4700-35 M SMG
C131 87-010-263-080 CAP, ELECT 100-10V
C132 87-010-405-080 CAP, ELECT 10-50V
C133 87-010-194-080 CAP, CHIP 0.047
C134 87-010-194-080 CAP, CHIP 0.047
C161 87-010-260-080 CAP, ELECT 47-25V
C162 87-010-403-080 CAP, ELECT 3.3-50V
C163 87-010-197-080 CAP, CHIP 0.01 DM
C171 87-010-260-080 CAP, ELECT 47-25V
C172 87-010-260-080 CAP, ELECT 47-25V
C173 87-010-260-080 CAP, ELECT 47-25V
C174 87-010-260-080 CAP, ELECT 47-25V
C175 87-A10-944-080 CAP,E 100-100 M SMG
C176 87-010-263-080 CAP, ELECT 100-10V
C181 87-010-196-080 CHIP CAPACITOR,0.1-25
C182 87-A11-233-090 CAP,E 4700-16 105 KMG
C183 87-010-196-080 CHIP CAPACITOR,0.1-25
C186 87-016-080-090 CAP,E 3300-16 M SMG
C191 87-010-196-080 CHIP CAPACITOR,0.1-25
C192 87-010-196-080 CHIP CAPACITOR,0.1-25
C193 87-010-196-080 CHIP CAPACITOR,0.1-25
C194 87-010-196-080 CHIP CAPACITOR,0.1-25
C201 87-010-260-080 CAP, ELECT 47-25V
C202 87-010-260-080 CAP, ELECT 47-25V
C203 87-A10-946-080 C-CAP,S 220P-100 J CH
C204 87-A10-946-080 C-CAP,S 220P-100 J CH
C209 87-010-178-080 CHIP CAP 1000P
C210 87-010-178-080 CHIP CAP 1000P
C211 87-012-368-080 C-CAP,S 0.1-50 F
C212 87-012-368-080 C-CAP,S 0.1-50 F
All manuals and user guides at all-guides.com