Jvc KDLX 30 Service Manual

Page 1

KD~1LX1OIKD ~LX30

JVI:
SERV'CE MANUAL.

KD-LX1 O
KD- Lx3o Area Suffix

J ---- Nortern America

we ~99? 9,9HEIHEA - V?
0 [E III
nun-unit: BB l®
Contents
Safety precaution ---------------------- 1-2 Functions of the mechanism under
Instructions ---------------------- 1-3~18 the service mode --------------------- 2-18
Disassembly method -------------- 2-1 Flow of functional until TOC read 2-20
Adjustment method -------------- 2-13 Description of major ICs -------------- 2-22
Maintenance of laser pickup ---------- 2-14 Block diagrams ------------------------- 2-39
Replacement of laser pickup ---------- 2-14 Standard schematic diagrams ------- 2-41
Extension code connecting method -- 2-15 Printed circuit board --------------------- 2-45,46
Parts list ---------------------------------- 3-1 ~15
This service manual is made from 100% recycled paper. No.49537

COPYFllGHT © 2000 VICTOR COMPANY OF JAPAN, LTD.
Feb. 2000

Page 2

KD-LX10/KD-LX30

Safety precaution

A CAUTION Burrs formed during molding may be left over on some parts of the chassis. Therefore,
pay attention to such burrs in the case of preforming repair of this system.

A CAUTION Please use enough caution not to see the beam directly or touch it in case of an
adjustment or operation check.

1-2

Page 10

KD-LX10/KD-LX30

[ Assigning names to the sources ]

Select the charactersetyou wantwhile is flashing.
Each time you press the button the charader Set Changes as toliows

flm luter(H)~> Small team-3t "l

uumtms and symhols 12!) + «4

You can assign names to shliun lrequenctes CD8 and the external component unwanted to
the LiNE iN Diugstlar assigning 3 Mental iiwii appear on the display when you saiect me
source

ENGUSH
ENGLiSH

ms at
up lo 12 chamcters (up to

bolh FM and
' to characters to Au 4
External lo12 characters
' ml t "mi. (lstiflll ii liaillt m u <7) Amt

Select a character
About the ewilable charaders, see page 31

Move the cursor to the next (or previous) character
position

Seiect a source you want lo aSSIgn a name to.

Repeat steps 3to 5 until you finish inputting the name.

Press and hold SEL (Select) for more than 2 7
seconds while pressing DISP Press the button while the last selected character is
__.# flashing
wn n ous i | Stilton .
"19sz a: in: gum l; m input name is stored in memory.
FflL-J To erase the input characters
insarl spaces using the same pmcfidure described above.
W i tilt CD "
as 5.32122 '3 l 6
[II 3m:
When you select me
i i l
gamma u ll- INE INPUT
mm x .' aflfi

cwiiniim tn lhs iisxi page
30

REMOTE OPERATIONS

Remote sensor

Available charcuers

(2 int I $ E, Belore using the remate commller

"P ' m g j - Aim the remotecomrulierdiractlyattheremotesensor
A B C D E F G H I J -1-, % ggxgenmain iinit Make sure there is no obstacte in
K L M N O P Q R S - Do not expose the remote sensor to strong light (direct

sunlight or artiticiat lighting).

UVWXYZW

Smnl an."
d . , finstalling the battery J

When the controllabte range or ellectweness 01 9 remole controller decreases replace
k I mnopqr 5 thebattery

uvwxyzwe l

1. Emma [III batt-ry hotdar.

Mumbm and Iymbol: mu me) it Push out in the direclton indicated by the armw
I) using a bait paint pen or a stmilartoat,
0 1 2 3 4 5 5 7 8 9 2) 2) Removelhe biliary haltlar
! , at $ % s. ' ( ) ~

Lllmum coin battery

1, Final the hlltory.
Slide the buttery into the hoidarwilh me ¢ Side raung
upwards so thntttie battery isltxad in the nuiaiir

+
|
A
II
V
i
2
5
g

cnznzsi

@ _ space

J. Rllurn the tummy hold".
(Midst Insarl spin the battary holder pushing it until you
tiear a cttokiiig wund
Not":
~ W u n /1! In It) Mulglltllwmtlrl rim/trait. NAMI.
Mat-u: -( gfld/lmmm Im/orr' unizdnmotl ; U) I / w I I1
- mel u ' rm anti-mm ,uiiiiuiiuiu Hmllrwt m ' i ililit'lu mum Inc ,
"um um illm lief/mun ml I/IU diultui 1") 01st m l 1); In [his unit, WARN'NG'

II uplutlnrm m mum. «in mututu.

Slur?l/wltrllmflt'nmuplut min-1 iiiiamitiiiuwmv 1i

l/u(lullltltler/i/rllll warm l/rt- 1mm lirlltittli'u/t iiiuiiuiudmmr

Humilitflhumd mun IIIJUJXl'illIIIt'nflicltI/litliuI/vr urdirpii.u».iriiiii/iiiv

rimiiu um 0/th mum flmt «mam Ira/mitt in gn'fl .Wuui (w. t iii-trim u (in'

nu ml/ Inn-c rim Ital/win wry/i (ll/it" maul/it mmmui:

imiu m min tum lln lml/twct H) uiiwimu-ui mitt "131!" Hflfk,

W/n'nllllviwmglmtl lraw't'ttgl/lclmllt m uranium/wuirrllrmtluu Murmur ,iiiiiui-iuw
[hr Mllrrit': to Kim try hull mm m um a Hm.

1)., mi puke l/tu liar/c .i u rm imimm .iruiiiiiurumii

[lintgl/Htlmn iuumriu umitumuiicamwi truttumim ti 1m

at 32

Page 29

lRemoving the loading motor
(See Fig.3 to 5)

- Prior to performing the following procedure, remove
the CD mechanism control board.

1. Remove the two springs f attaching the CD mechanism
assy and the front bracket.

2. Remove the two screws B and the front bracket
while pulling the flame outward.

3. Remove the belt and the screw C from the loading
motor.

lRemoving the CD mechanism assy
(See Fig.1, 6 to 9)

- Prior to performing the following procedure, remove
the CD mechanism control PWB and the front
bracket (loading motor).

1. Remove the three screws D and the damper bracket.

2. Raise the both sides fix arms and move the fix plates
in the direction of the arrow to place the four shafts g
as shown in Fig.8 and 9.

3. Remove the CD mechanism assy and the two
springs h attaching the flame.

4. Remove the two screws E and both sides rear
damper brackets from the dampers. Detach the CD
mechanism assy from the left side to the right side.

ATTENTION: The CD mechanism assy can be
removed if only the rear damper
bracket on the left side is removed.

KD-LX10/KD-LX30

Loading motor

Rear damper bracket
Fix plate (L) E Fix arm (L)

m

->_ * f
/

g Damper

Fig.8

E Flear damper bracket

Fix arm (R)

2~11