Akai CDX 105 Service Manual

Page 1

SERVICE MANUAL

COMPACT DISC PLAYER
CD - x105

a mum on.

mum-amoun-

CAUTION

1. Parts identified by the A symbol on the schematic
diagram and the parts list are critical for safety.
Use only replacement parts that have critical charac-
teristics recommended by the manufacturer.

2. Make leakage-current or resistance measurements
to determine that exposed parts are acceptably in-

. sulated from the supply circuit before returning the
appliance to the customer.

Porn-t

Pick-up . . .

not of channel:
Decoding tn/A)
pnquenoy renponne .
Total harmonic distortion .
Signal-co-noiac ncio (S/l)
Dyna-it: tango . . . .
Havana flutter .. ..
Output vanish/load impedance
Output ...........
Pane: requituzenta .
Pat u.s.n. a cannde .
Po: mrope .......
me: cmunption
Dilenuions .........

Height .......

We disc. digital audio
3M, semennducmr laser
2 channels (stereo)

16-bit dynamic/manna;

20Hz 20m:

Less than 0.061: (liq-1:)
Better than 90 on

Better than 85 as

Below measurable limit

zv/mx ems

M: 12W/220v/mv, SO/GOH:
AC 120V, 5082

AC 220v, 5on

14.5 watts

430 m (16-15/16) u

92 m (3-5/8") n

252 m (lo-US") n

2.5 Kg (6.2 ms) net:

' Daliqn and lpeciiicltim subject to changes without

notice tor uptown-nu.

Page 2

Caution Concerning Handling of The Laser
The following label has been affixed to the unit, listing the proper

procedure for working with the laser beam.

(UL and xx-v model only)

rumor Cmes WITH ems
nuns 21cm. summers» J.
PART 1040i 10

cuss l
LASER PRODUCT

(CSA model only)

Gianna) own To mum
mum oops.

02mm: EN vEmu nu was
CANADlEN as LEEGTHIWE
SEULENENT

Cautions When Removing The Laser Pick-up For
Repairing '

Before removing the laser pick-up, short-circuit the
terminals by soldering. This is to prevent damage to
the pick-up during removal operation.

Solder the pick-up terminals.

Detach 2 lead connectors.

Cautions When Replacing The laser Pick-up
Insert the 2 [Disk-up lead connectors into the
connector PCB.

Detach the short-circ'uited pick-'up terminal soldering.
* The terminal is factory sldered ofr protection, so
use the same procedure when replacing the pick-up when
a new one.

Pick-up Head Ass y

( Pattern Side )

Connector
Board

©
(9

0
0
O
0
O
O
0
0

00000000

00000000
00000000

Solder this Position