This is the 16 pages manual for Aiwa LX 80 Service Manual.
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H , U ,
LX-80, 120 55, Kg
S/M Code No. 85007 1/2
-X-80 120
' ) o +++ mark denotes a component of assembled part which part CAPACITORS COILS FUSE
code is represented by a previonSly stated component, N0 mark, U. UF? llF MMH: mH MMAI mA
I t rmark means less required items and availabilities may be llmited. P, PF :pF UH :pH
_ _ _ - _ - Note; Combination Circuit Board C-MOS IC handling precaution
Iptlon Ref-NO- Part-NO- Descrlptlon Ref-No. Part-No) Descrlotlon The parts on the electrical parts list which are indicated by an The C-MOS lC-s construction makes this part susceptible to damage
asterisk (-) are supplied as one single combined circuit board. by static electricity and so take sufficient care in regard to follow.
0135 * 67-020-383 LED,PR5757i-20 (PRG-4) 1:: MISCELLANEOUS :1: Therefore, they will not be supplied separately. If this becomes ing arliCIES.
0136 t 87-020-333 LED.PR57571-20 (PRO-5) - necessary,please order the entire circuit board. 1. Need to be put on conductive sheet, to be put in a metallic box
0137 * 87'020-333 LEDJPR575;1I-§g :PRG-g; .f- 87-034-578 AC (DRD (U) (U MLY) and to be wrapped by aluminium foil for transportation and
DI38 * 87-020-383 LED PR575 - PRG- l 87-034-877 OORD ( ) ( . . _ . I
-Ly, ' f, 87-034-958 fig CORD (SEWLEfNLY) Combinatlon Clrcult Board:84-131-610 de-°"-- -
[-39 ii 57_ozo_377 LED,PG§73IKY (OPERATE) 5 87-085-l99 CORD EJSHING,2271 PCB-A 34-131-611 2. To use solder iron less'than 40W (less than 2601:) of power
0140 n 37-027-943 LED,PR575IK (FG LOCK LX-IZO OILY) PCB-B 84 131 612 consumption for soldering. But do not overheat more than 10
DIM 87-027-097 DIODE.1$|555 . 811-133-617 SYNCHRATE OORD (CN) (H,E,K ONLY) ' ' second.
0142 87-027-097 DIODE,ISI555 * 84-I33-637 SYNCIRATE CORD (U) (U GILY) PCB-C 84431-613 3, Do not perform a conductivity test with a tester, etc. Refer to
* 84-133-618 PIN WRD (CN) (H E K (NLY) . . . . the circuit Volta as of each art.
Dl43 237-027-097 DIODE,ISI§55 (Lx-eo ONLv) nea-lss-saa PIN OORO (u) (u OleY) C°mb'"a"°" c'mlflt BOa'dis4-133-630 g . p . - , .
DIM 87-027-349 DIODE ZENER HZGAIL PCB D 84 133 630 4. The ICs on the electrlcal parts which are Indicated by an C
Dl45 237-027-555 DIODE,ZENER HZIIB3L (LX-BO (NLY) lll 34-133-627 NOTOR Dc Pl-ONO,IIMI-5 Assr (Lx-ao ONLY) PCB-E 84133632 ' M05 "3 SVmb°' mark I (-0 --
D145 87-027-676 DIODE,ZENER HZIZB3LT2 (LX-IZO ONLY) MI 234-131-625 NDTOR Dc Pl-DNO,SSO9AA (Lx-Izo ONLY) ' -
N2 84-133-614 MOTOR comm-s (LINEAR DRIVE) A , b I
,Y Di46 87-027-676 DlODE,ZENER HZIzeaLTz M3 84-133-6I3 MOTOR DC,PCN-8 (UD) (UP/Dom) _ Sa etv componentsvm o . _ _
iY D147 87-027-365 DIODE,S5277B - This symbol is glven to important parts whlch serve to malntaln
(U (NLY) 0148 57-027-376 DIODE, IBABM _ {PTI 84-131-602 TRANSFORWER,PT (U) (U (NLY) the safety of the product, and which are made to conform to special
C 0149 87-027'097 DIODE.I$1555 -'2: gfi-Igrggg TRANSFORMERPT :E) :8 ONLY) safety specifications. Therefore, when replacing a component with
l - - TRANSFORMER PT H) H ONLY) , t e de - [.3th an.
LIDI x 84-131-620 OOlL,OSC 49OKIT) SNl9 87-031-871 LEAF sw1-2 ELF/Dom) ""5 symw'make abso'm'ysure hatyou "5 a 5'9 p
OY L102 at 537-003-051 OOlL CHOKE 470w
L103 87~005-l26 COIL OIOKE IOOOUH SW21 87-031-685 ROTARY Sw (VOLTAGE SELECTOR) (H ONLY) BLOCK DIAGRAM
R221 87-025-277 RES,MF I/4w-2.2KE (Lx-eo ONLY) 7
+3
SFRI t 137-021-747 SFR 220K . j W Eéfiifiifiiv )9), 5w .
SFRZ A 37-021-745 SFR 47KB ; Isms»: . A F_ -7
)P SFR3 I 87-02I-743 SFR 22K L J I I ANGLE
5V SFR4 * 87-02l-743 SFR 22K (LX430 (NLY) _ _________ L j sswsow
)P IEEEI-EIEIEIZNT-é-IREgUIT iVLINEAR TRACKING CIRCUI: if -I F
SFR5 * 87-02i-74l SFR 4.7K (LX-80 ONLY) I I I
)P SW1 34431-521 PUSH sw,2-2 SUN I2.5 (PowER) a TI I l
W swz 87-031-74l TACT SW (PRCI) ' |
W sws 87-031-741 TACT sw (PRGZ) WAC--I2- 0 I I
/16 SENSITIVITY aggaDRRH/E : I AfimoIJIEE/SWN
sw4 87-031-741 TACT sw (PRGB) LAoc clficulr -7" _____ r__I LLL
sws 87-031-741 TACT Sw (PRG4) -
-16 SN6 87-03l-741 TACT SN (PROS) N
16 SW7 87-031-741 TACT sw (PROS)
I -
swa 237-031-741 TACT sw (PRG7) -mm- I g2 I I
}P sws 87-031-741 TACT sw (CLEAR) . I
i (Lx-so ONLY) Swlo 87-031-741 TACT sw (INTRO PLAY/LIST) I SLST'ESIZIEN mew I
(LX-IZO ONLY) swll 87-031-74l TAOT SN (LEFT) L - 4 I FOSIYI N '
ll6 sausog '
_________________ s I
sw12 87-03I-74l TAOT sw (RIGHT) l I mm
-16 Sir/l3 87-031-741 TACT sw (REPEAT) I M c'm'r l 15531-1
IY/ls (Lx-e ONLY) sz4 87-031-741 TACT sw (F.8KIP) -Q l I :
SWI5 87-031-74! TACT SN (B.SKIP) l iggw $300 I LX-ao Milo more)? clwcw
., e
: I ' SPEED CHAEG_ IMI
SW16 87-031-74l TAOT sw (START/cur) J I cumin; 7
SIM 57-03i-870 SLIDE sw 2-3 ssr (SENSOR) -C-s/L - I I (9,1)- i "" '¢, :
SW15 87-031-869 SLIDE SW 2-2 SSY (SPEED) I_ ________________ J R E -$337402- chaoeeePM i
swzo 87-031-74I TACT SW (UP/DOWN) -W i ;
erc JACK -l- T- -l|_ ' l :
U - MUTING CIRCU-T 'FHONO MOTOR-
:2: REmTE CIRCUIT BOARD SECTION 2:: ILNVP/ITEEOPSESEMwDPEUT I 03,04 L_ °
" lN TONE ARM DOWN I I
PCB-B * REMOTE CIRCUIT BOARD _MODE TT" Run
.11 554-131-517 STEREO JALX 3.5,M7T (REMOTE) 5|
smc JACK r-__ _ I]
SYNCHRATE CchulTl -_ L7, (,9
:2: POWER CIRCUIT BOARD SECTION 2:: I 3 3 [RESET 6mm; r-T-v _____- ,. ________ 1
l d5 .05 | CG uPsNS a I l mo | I I I
PCB-C A POWER CIRCUIT BOARD . F 3 E I _I I ' l
I_ ______ _, ~- - l PHONO MOTOR CIRCUIT { :
I l l
1:: POSITION SENSOR CIRUCIT BOARD SECTION ::: {saggy-5737: -W- I LX '2°-Lx'a° : I
CUT OFF CIRCUIT - I I -_-J
PCB-D * POSITION SENSOR CIRCUIT BOARD my)" v- I m as l KEV MATRIX CIRCUIT l I
CPIOZ t 237-020-443 PHOTO INTERRUPTER OP-zso4ce I - l L ________ __I
(Plea * 87-020-448 PHOTO INTERRUPTER 53-230408 -- ------ 4 on w
my M K +3
:2 ANGLE SENSOR CIRCUIT BOARD SECTION 2:: i
V- PCB-E » ANGLE SENSOR CIRCUIT BOARD -2- 0'5
*- CPIOI t 87-020-150 PHOTO INTERRUPTER KUIOT _ HMODEL
E2) cease/240v M % I 21235250..
' _H_ E MODE
"3) Q7 ficifggisoxsom
i' z I - AC gaov, SOISOH z
REMOCON POWER
ON/OFF J7