Aiwa XC 007 Service Manual

Page 1

S/M Code No.88-053 DATE OF ISSUE 9/1988-T

AIWA® xc-007

SEBIIIBE

MANuAl COMPACT DISC PLAYER

0 BASIC CD MECHANISM: KSL-510ABM . OTYPE. H. C, E, K

SPECIFICATIONS

Type: Compact disc digital audio
system
Disc: Compact disc
Scanning method: Non contact optical scanner
(semiconductor laser application)
Laser. Semiconductor laser 01:780 nm)
Rotation speed: Approx. 500 rpm-200 rpm (CLV)
Error correction: Cross Interleave. Reed
Solomon Code
No. oi channels: 2 channels
D-A conversion: 16-bit linear

Frequency response: 4 Hz-20 kHziOS dB
Harmonic distortion: 0.003% (ikHz) (EIAJ)

Dynamic range: 98 08

Channel separation: 100 dB (1 kHz)
S/N Ratio: 115 dB (A) (EIAJ)
Wow/Flutter: Unmeasurable

Disc specilications

Playing time: Approx 60 minutes
(max. 74 minutes)
Dimensions: Diameter 120 mm,
Thickness 1.2 mm
Track pitch: 1.6 um

Sampling lrequency: 44.1 kHz

Power and Miscellaneous
Power supply:
H AC 120V/220w240v, 50/60 Hz
E AC 220v. 50/60 Hz
K AC 240v, 50/60 Hz
C AC 120V, 60 Hz

Power consumption: 22W
Dimensions: 466(W)~126(H)365(Dimm
Weight: 13 kg

- Design and speculications are subject to change Without
notice.

AIWA CO., Ltd. Tokyo Japan

Printed in Japan

Page 2

PROTECTION OF EYES FROM LASER BEAM DURING SERVICING

This set employs a laser. Therefore. he sure to fol-
low carefully the instructions below when servicing.

WARNING II
WHEN SERVICING. DO NOT APPROACH THE LASER
EXIT WITH THE EYE TOO CLOSELV. IN CASE IT IS
NECESSARY TO CONFIRM LASER BEAM EMISSION.
BE SURE TO OBSERVE FROM A DISTANCE OF MORE
THAN 30cm FflOM THE SURFACE OF THE OBJECTIVE
LENS ON THE OPTICAL RICK-UP BLOCK.

LASER WARNING LABELS

l. Protective Housing Label

WARNING Label 1 ........ (E,K,Y model)

CLASS-1

LASER'PRODUCT

lACCESSORIES/PACKAGE LIST

"Varoilus'. Lam sisanii Innrdiodin, inka Iahsn'ah
nakymatbnro siImiIle vuraltism Iasors'oreilyi."

2. WARNING Label 4 ........ (E,K,Y model)

LASER APERTURE

3. WARNING Label 3 ........ (E,K,Y model)

CAUTION Ilvl)'l|l nu-

up mimic-g lam-up no

AfileSEl .mu 5 .u as
.A- m u: u m u muo- wan
wan-nu- no. lulu-A

>PAR2NO. RE. .3le NO. DESCRIPTION COMMON Q,
GRLI.3:C '0 xi, MDDEL TY
_ ~3£~745~904v310 ENSTRUCTION EOOKLEY H 1
{ *84-733-207-010 SCREW,DR|VER I
_ 157-032-845~010 SIEMENS PLUG (H ONLY) I
~ eel-247~613-CIO RC~C007YB "

DISASSEMBLY INSTRUCTIONS

A) Removing the Mechanism

1) Rewve the 4 screws and 5 connectors (a through 2). then rewva the nechanis- while loving in the direction

indicated by the arrow. (See Figure-1)

4r-dflfi
Servo C.B Lgssgyj
r / LESS C.B

7n 7 tar-H52- v r
! Cahlnet. Front

B)Removing the Tram
Inserting the Tray

1. Removing the Chuck Chassis

1) vae the 2 screws. then renove it upward so that
the chuck chassis is open. (See Figured)

o *+-;! Jaw-=1
Chassis. Chuck

-.
-Q

' 7nyi$+rztvt

Cabinet. Front #2

2. Removing the Tray

0 For auto-alic operation
1) Turn on the power with the chuck chassis reuoved.
2) Press the OPEN/CLOSE key. eject the tray, and pull
out it tauard you.($ee Figure~2)
0 For Ianual operation
I) When the control can in is turned the direction
indicated by arrow G). nechanis- chassis SPD is
lowered and the tray is loved tward you.
2) Pull out the tray in the direction indicated by
arrow @. (See Figure-3)

CD 12:11.

/CD.MI¢hInixn

{-I-

/Motor

Dyna-run!-

Conlrnl cam .. V \
MM
Tray
®

FigVS

Replacing the

Fig-l.
ML Belt, and

3. Removing the ML Belt
1) ReIove one screw with the tray ream/ed. then renew: the
gear cover. (See Figure-4)
2) Replace the HI. belt.

MLmH «bra/*- 7nvt$+rzvh
Belt. ML Cover. near Cabinet. Front
4. Inserting the Tray Flu-4
1) Fully turn the drive gear in the direction indlcated
by arm @.

2) Pass the tray under the guide of boss ® until it
reaches the edge of boss 0 so that the tray does not
touch the drive gear.(See FigIIre~5)

Note: At that tine. hold the drive gear so that it is
not loved.

3) The gear and tray are engaged in Step 2. Turn the gear
in the direction indicated by arrou ® and check that
the tray is coauletely engaged uith the gear, Next.
push the tray fro- the direction indicated by arrow 0.
(See Figure-5)

Note: Be sure to turn the gear by fingers and to engage
it with the tray. If the tray is pushed out oI
engage-ant. it cannot be inserted wouletely.

[7 T7931
7/I*+E$-zt 47.4w
Cabinet. Front Cur. Drive

i© Flt-5

Page 9

Pin No. Pin name I/O Description
3i RLNO 0 RA. clock in:- LBSS circuit.
32 SFTO O fiiift/noml wtwt fro- UiSS circuit.
33 D68 0 B~chmnel deglich output tron LESS circuit.
34 DGA O A-channei desiich wtput from LBSS cirwit.
25 BDOUI O &channal data output from LES circuit.
$ WCOUT 0 Word clock wtput iro- LBSS circuit.
37 800 UT 0 Bit clock output fro- IBSS circuit.
:8 ABOUT 0 A-channel data output from LN circuit.
40 I NTN I Initial
ti TESTO 0 Test ier-inal. (Usually. set to WEN.)
M D l NVN I mil and BWJT logic inversion is designated.
45 BSON 1 LBS circuit on/off
46 STOUT I Data cutout, tin sharing. and simltaneous setting in LESS circuit.
(7 SRLN l [Hill logic inversion is chaiyiated.
Input position of data 43 to 0 is designated.
48 D Ln 1 . .
llsually. set to I .
9 TSEL B I } Tiler tile setting in UiSS circuit.
51 TSEL A I

16

7.

l0. CXDIOBBQ

Pin No. Pin name l/O Description
1 Di2
; Dis 0 012 to 016 parallel output. Fixed in low during serial output.
6 VS - -Pouer supply (0V)
7 MUTE I 01tput is set to '0 or offset value. Valid in high.
8 TESTI I Test terninal. Usually. fixed in low.
9 SOFT I Softrare Iltinl (an/off. final in hiahy.
10 HOLD I tilting is nomad. Stopped in high.
11 INIT l Power on Reset input. Active in low.
12 DPOL I Input data polarity is inverted.
l3 LRCK I Uni input.
14 DATA l 16 bit x 2. Serial data input. 2: mlaent.
15 BCK I Hi input.
15 C 2 P0 I Ermr flag input.
l7 Vll) - +Power supply ($5!)
18 TEST? l Test terninal. Usually. fixed in lot.
19 ROMl I Used for Kird. mu selection. See the filter cinracteristic.
20 ROMZ l Used for Elst. M selection. Sm the filter characta'istic.
Zl OFST I Offset is added to the output. Valid in high.
Q OPOL l Offset values polarity is designated. 'H' (441). 'L' (-10.
23 DRES I lhta lalgth during serial output. 'll' : 18 bits. 'L' : 16 bits.
24 FORM l Output for-at is designated. 'li' : lS. 'L' : Sony.
25 SCK O Systa clock wtput for external IC W5).
25 XOUT 0 Crystal oscillator output (NJ.
27 X lN l Crystal oscilator input W0.
22 V$ - leper supply (0V).
8 APTR O R-channel aperture clock.
I!) APTL O L-channel aperture clock.
31 SP l Output serial/parallel selection. 'H' : parallel. 'L' : serial.
32 LRO O W output (4h)
K3 D1 0 01 0'58) parallel output. EX serial outwt (4h).
34 D2 0 02 parallel output. DAT serial output (4h).
85 D3 0 in parallel output.
Serial : LRC output (1 node). WK output (Sony node).
If D i
S S 0 D4 to IE parallel output. Fixed in low during serial output.
38 06
39 VDD - iPower supply (+5V).
40 D7
431 [3311 O 07 to Dll parallel output. Fixed in low during serial output.

Page 10

8. FL351. 8-BT-7IGK
{ Pin No. 5 6 7 8 10 1] 12 13
Pinnm 8G 70 6G 50 4G 3G 2G 10
28 S 1 PLAY WIN - - Hz 2
THE
B S 2 PAN - HIN SEC HIN SE - 20
3] S 3 la la la la la la BHMSIS 3
31 S 4 lb lb lb lb 1 lb mm 5
32 S 5 If If If If If If BLANK 8
34 S 6 l: 13 15 I: 18 1: m 10
35 S 7 1c 1c 1c 1c 1:: 1: mm 13
(5 S 8 la la le 1e 1e Is A B 15
37 S 9 1d Id 1d 1d 1d 1d 1 18
39 S 10 2a 21 2a 2: 2a 2a 1 4
40 811 2b a) 2: 2: 2b a. 6 7
41 $12 2! 21 2! 21' 2f 2f 11 9
42 513 2; 24 h 24 25 23 16 12
44 514 2:. 2c 2e 2c 2:: z: - 14
45 $15 29 23 22 22 23 23 - 17
46 SIS 2! 2d 2d 2d 2d 2:! U. 19
47 517 mm mm - - - - - -
1 50
2 F Pilaf.
49
3 M 33
4 S 38 NP Not used.
9 27 43
48