JVC KD LX30R User Manual

KD-LX30R/KD-LX10R  
SERVICE MANUAL  
CD RECEIVER  
KD-LX30R  
KD-LX10R  
Area Suffix  
E ---- Continental Europe  
ATT  
S
S
M
KD-LX30R  
Remote  
Line IN Sub Woofer controller  
KD-LX30R  
KD-LX10R  
Contents  
Functions of the mechanism under  
the servise mode  
Flow of functional until TOC read  
Description of major ICs  
Block diagrams  
Standard schematic diagrams  
Printed circuit board  
Parts list  
Safety precaution  
Preventing static electricity  
Instructions  
Disassembly method  
Adjustment method  
Maintenance of laser pickup  
Replacement of lase pickup  
Extention cord connecting method  
1-2  
1-3  
2-18  
2-20  
2-22  
2-41  
2-43  
2-47,48  
3-1~17  
1-4~22  
2-1  
2-13  
2-14  
2-14  
2-15  
This service manual is made from 100% recycled paper.  
No.49551  
Mar. 2000  
COPYRIGHT 2000 VICTOR COMPANY OF JAPAN, LTD.  
Functions of the mechanism under the service mode  
With the three error modes stored in maximum in the internal memory of the mechanism in the body of this  
system, it is posible under the service mode to call the contents of error according to the following steps when  
any error has occurred.  
Press the three buttons (UP button  
)+(  
button)+(Func button  
). Then it is possible to select the follwing  
and DOWN button to  
service modes. After changing over to the service mode, press the UP button  
change the mode. For executing the respective service modes, press the SEL button.  
With the service mode 2 , it is possible to call the error codes of the mechanism.  
NORMAL MODE  
(UP button  
) + (  
button) + (  
button) at the same time.  
DELEEPROM  
CD-CH ERR  
DEL CH-ERR  
: Deletion of entire EEPROM data. This mode is used when  
shipping this system from factry.  
: This mode is used only when the CD changer is connected.  
: This mode is used only when the CD changer is connected.  
RUNNING  
: Running mode (Do not use this mode under the servise mode)  
: (Deletion of CD error code and RDS data)  
: Calling of CD mechanism error code  
DELDATA  
CD-ERR  
Data stored in EEPROM  
1. RDS data  
2. CD mechanism error cord  
3. Station name (to be input by user)  
4. DISC name (to be input by user)  
5. AUX input name (application only to KD-LX30)  
*Any data 3 to 5 above should not be deleted.  
SEL  
2
MODE  
SOURCE  
PTY  
5
OFF/  
1
3
DISP  
RDS  
4
6
1. Display of mechanism error  
Occurrence condition  
Description  
Error codes  
1. SW4 is not turned off.  
2. SW3 is not turned on.  
09 0011  
09 0013  
Disc loading error  
Eject error  
1. SW# is not turned off.  
01 0021  
80 0031  
1. In case SW2 has been positioned to "L" before  
starting loading during waiting for 15sec.  
Error during standby for loading  
2. Display of CD error  
Occurrence condition  
Pickup feeding error  
Description  
Error codes  
1. Inner peripheral feeding error The pickup cannot returned to the inner  
(10sec.) peripheral, and the REST switch is not turned off.  
2. Outer peripheral feeding error The pickup cannot be returned to the outer  
04 0051  
04 0052  
(10sec.)  
peripheral, and the REST switch is not turned off.  
In case the focus cannot be searched by one set  
Focus search error  
In the case of focusing error after of focus searching (3-way focus searching) after  
81 0053  
82 0054  
3-way focus searching  
disc change and focus shock, judge that the focus  
searching system is in error.  
Tracking balance adjusting error In case tracking balance cannot be adjusted even  
In the case of time-over (1sec.) after elapse of 1sec. following execution of the  
of timer  
adjusting command (TBA).  
TOC area searching error  
In the case of time-over (10sec.) In case TOC area searching is not ended even after  
82 0055  
84 0059  
of timer  
elapse of 10sec.  
Reading error  
In case reading is not ended even after elapse of 30  
IN the case of time-over (30sec.) sec. during TOC reading action.  
of timer  
1st tracking access error  
In the case of time-over (10sec.) after elapse of 10sec. following completion of TOC  
of timer  
Last tracking access error  
In the case of time-over (10sec.) after elapse of 10sec. following completion of first  
of timer  
Q code reading error  
In the case of time-over (0.6sec.) during playing TOC program area.  
of timer  
In case the first tracking access is not ended even  
80 0060  
80 0061  
80 0062  
80 0063  
reading.  
In case the last tracking access is not ended even  
tracking under the RUNNING mode.  
In case the Q code cannot be read for 0.6sec.  
TEXT data reading error  
In case all TEXT data cannot be read.  
Block diagrams  
KD-LX30  
Front speaker  
IC361  
Lch  
LINE AMP.  
L-CH  
R-CH  
TU1  
FMDET.ADJ IC31  
LOUTF  
LOUTR  
INFL  
INRL  
IC941  
POWER AMP.  
OUTFL ,OUTFR  
OUTRL ,OUTRR  
TUNER PACK SEPA.ADJ MPX  
J1  
FM/AM  
S.METER  
SEEK/STOP  
SD/ST  
ST  
IC911  
E.VOLUME  
MEMORY  
RDS  
IC461  
Rch  
LINE AMP.  
ACC  
IC961  
LOUTF  
LOUTR  
INFR  
INRR  
CD-L,CD-R  
Rear speaker  
Line out  
FRONT  
Line out  
IC51  
RDS  
PLLCE  
PLLDA  
PLLCL  
REGULATOR  
FRONTL,FRONTR  
REARL,REARR  
LEVEL  
VOL-DA  
VOL-CLK  
RDSDA  
RDSSCK  
AMAF  
REAR  
SDA  
SCL  
IC771  
JVC BUS  
IC821  
CRUISE  
IC703  
EPROM  
CH-L  
CH-R  
CN  
771  
IC701  
CPU  
SI/SO,SO,I/OBUSINT,BUSSCK  
CRUISE  
CDON  
LMO  
LMI  
DMO  
DMI  
DMK  
TM0  
TM1  
TMK  
AU.L,AU.R  
CASW1  
CASW2  
CASW3  
RESET  
INV  
REMOCON  
KEY1  
LCDDA  
LCDCL  
LCDCE1  
LCDCE2  
LCDRST  
IC151  
CD LPF  
AU.LI,AU.RI  
IC171  
LINE IN  
Line IN  
W.VOL  
PON  
ACC5V  
IC321  
RESET  
SUBWOOFER  
IC702  
RESET  
KEY0  
KEY1  
L-CH  
R-CH  
W-LPF1  
W-LPF2  
KEY2  
SUBWOOFER OUT  
IC322  
IC323  
SUBW  
SWITCHING SUBWOOFER  
CN701  
CN702  
14V  
IC951  
REGULATOR  
BUS0  
BUS1  
BUS2  
BUS3  
BUCK  
CCE  
SW1~SW4,REST  
VA,VB,VC  
LOADING  
REST  
SPINDLE  
FEED  
LOADING MOTOR  
M
SEL,TEB,TE  
SBAD,FE,RF  
RFGC,RFAP  
CA1~CA8,SA1~SA60  
RST  
LCDRST,LCDCE2,LCDCL,LCDDA  
LCD1  
IC501  
RF AMP.  
MO,LD  
REST SWITCH  
FEED MOTOR  
IC521  
DSP & DAC  
SW1~SW4  
REMOCON  
IC603  
REMOCON  
IC602  
LCD  
IC601  
CB1~CB3  
LCD  
M
M
SB1~SB52  
DRIVER  
DRIVER  
FOO,TRD  
DMO,FMO  
IC581  
CD&TRAY/DOOR  
DRIVER  
KEY  
SWITCH  
SPINDLE MOTOR  
SW1~SW4  
LCDRST,LCDCE1,LCDCL,LCDDA  
KEY1,KEY2,INV  
DOOR  
TRAY  
FEED ,SPINDLE  
TRACKING ,FOCUS  
LDON,LOADING  
PICKUP  
OPTIMA720  
CN503  
CN504  
M
M
A,B,C,LD  
FOCUS  
TRACKING  
KEY0  
KEY1  
DOOR  
MOTOR  
TRAY  
MOTOR  
LED  
FOCUS TRACKING  
COIL  
COIL  
KD-LX10  
Front speaker  
IC361  
Lch  
LINE AMP.  
L-CH  
R-CH  
TU1  
FMDET.ADJ  
IC31  
MPX  
LOUTF  
LOUTR  
INFL  
IC941  
OUTFL ,OUTFR  
OUTRL ,OUTRR  
TUNER PACK SEPA.ADJ  
INRL POWER AMP.  
J1  
FM/AM  
S.METER  
SEEK/STOP  
SD/ST  
IC911  
E.VOLUME  
ST  
MEMORY  
RDS  
IC461  
Rch  
LINE AMP.  
ACC  
IC961  
LOUTF  
LOUTR  
INFR  
INRR  
Rear speaker  
Line out  
CD-L,CD-R  
IC51  
RDS  
REGULATOR  
PLLCE  
PLLDA  
REAR L  
LEVEL  
PLLCL  
VOL-DA  
VOL-CLK  
REAR R  
RDSDA  
RDSSCK  
AMAF  
SDA  
SCL  
IC771  
JVC BUS  
IC821  
CRUISE  
IC703  
EPROM  
CH-L  
CH-R  
CN  
771  
IC701  
CPU  
SI/SO,SO,I/OBUSINT,BUSSCK  
CRUISE  
CDON  
LMO  
LMI  
DMO  
DMI  
DMK  
TM0  
TM1  
TMK  
CASW1  
CASW2  
CASW3  
RESET  
INV  
REMOCON  
KEY1  
LCDDA  
LCDCL  
LCDCE1  
LCDCE2  
LCDRST  
IC151  
CD LPF  
RESET  
IC702  
RESET  
PON  
ACC5V  
KEY0  
KEY1  
L-CH  
R-CH  
KEY2  
IC951  
REGULATOR  
14V  
CN701  
CN702  
BUS0  
BUS1  
BUS2  
BUS3  
BUCK  
CCE  
SW1~SW4,REST  
VA,VB,VC  
LOADING  
REST  
SPINDLE  
FEED  
LOADING MOTOR  
M
SEL,TEB,TE  
SBAD,FE,RF  
RFGC,RFAP  
CA1~CA3,SA1~SA52  
RST  
LCDRES,LCDCE2,LCDCL,LCDDF  
LCD1  
IC501  
RF AMP.  
MO,LD  
REST SWITCH  
FEED MOTOR  
IC521  
DSP & DAC  
SW1~SW4  
REMOCON  
IC603  
REMOCON  
IC602  
LCD  
IC601  
CB1~CB3  
LCD  
M
M
SB1~SB52  
DRIVER  
DRIVER  
FOO,TRD  
DMO,FMO  
IC581  
CD&TRAY/DOOR  
DRIVER  
KEY  
SWITCH  
SPINDLE MOTOR  
SW1~SW4  
LCDRST,LCDCE1,LCDCL,LCDDA  
KEY1,KEY2,INV  
DOOR  
TRAY  
FEED ,SPINDLE  
TRACKING ,FOCUS  
LDON,LOADING  
PICKUP  
OPTIMA720  
CN503  
CN504  
M
M
A,B,C,LD  
FOCUS  
TRACKING  
KEY0  
KEY1  
DOOR  
MOTOR  
TRAY  
MOTOR  
LED  
FOCUS TRACKING  
COIL  
COIL  
Standard schematic diagrams  
KD-LX30R Tuner & Main section  
TUNER SIGNAL  
CD SIGNAL  
CD CHANGER SIGNAL  
AUX SIGNAL  
FRONT SIGNAL  
RIGHT SIGNAL  
Parts are safety assurance parts.  
When replacing those parts make  
sure to use the specified one.  
KD-LX30R CD & LCD section  
CD SIGNAL  
KD-LX10R Tuner & Main section  
TUNER SIGNAL  
CD SIGNAL  
CD CHANGER SIGNAL  
FRONT SIGNAL  
REAR SIGNAL  
Parts are safety assurance parts.  
When replacing those parts make  
sure to use the specified one.  
KD-LX10R CD & LCD section  
CD SIGNAL  

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