JVC AV-32D203/M, AV-32D203/R, AV-32D203/Y, AV-32D303/M, AV-32D303/R Service Manual

...
SERVICE MANUAL
COLOR TELEVISION
AV-32D503 AV-32D303 AV-32D203
BASIC CHASSIS
[RM-C252]
AV-32D303, 203
[RM-C251]
AV-32D503
AV-32D503 AV-32D303 AV-32D203
/Y /R /M
/Y /R /M
/Y /R /M
GE

CONTENTS

SPECIFICATIONS
SAFETY PRECAUT IONS ・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・
! FEATU RES・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・ !
FUN CTIONS
MAIN DIFFERENCE LIST ・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・
! HOW TO INDENTIFY MODELS ・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・ !
SPECIFIC SERVICE INSTRUCTIONS
SERVICE ADJUSTMENTS ・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・
! PARTS LIST ・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・
STAND ARD CIRCUIT DIAGRAM
1
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COPYRIGHT © 2002 VICTOR COMPANY OF JAPAN, LTD.
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2- 1
2
4
8
No.519 47
May 2002
A
V-32D503
A
A
y
V-32D303 V-32D203

SPECIFICATIONS

ITEMS CONTE NTS
Dimensions (W××××H××××D) 33 - 7/8 ”×27×21- 5/8 ” (859 m m×68 4mm ×548mm )
Mass 11 4.4 Ibs / 52 .0kg
TV System and Color system
TV RF System CCIR(M)
Color System NTSC-M
Sound System BTS C (Multi Channel S ound )
TV Receiving Channels and Frequency
VL B and (02~06 ) 5 4M Hz~88 MHz
VH Ba nd (07~13 ) 1 74M H z~21 6MHz
UH F Ba nd (14~69 ) 4 70M H z~80 6MHz
CATV Re cei ving Channels and Frequenc
Low Band (02~06 , A- 8) by ( 02~06 &01 )
High Band
Mid Band
Super B and
Hyper B and
Ul tra Ba n d
Sub Mid Band (A8, A4A1) by (01, 9699)
TV/CATV Total Channel 18 0 Chan nel s
Intermediate Frequency
Video IF Carrier 45.75 MHz
Sound IF Carrier 41 .25 MH z (4.5MHz)
Color Sub Carrier 3.5 8 M Hz
Power Input 12 0V A C, 60Hz
Power Consumption
Picture Tube 32 ” ( 80cm) measur ed diagonally, Fu ll S quar e Hi gh V ol ta ge 31 kV ±1.3k V ( at zer o beam c ur r ent) Speaker 2”×4-3/4 ” ( 5×12 cm) Oval type ×2
Audio Power Output 5W+5W
Input termi nals
INPUT1 Vide o 1V p-p, 75Ω, RCA pin
S-Video Mini din 4 pin
Audio L/R 50 0mV rm s (-4dBs), h ig h i mp edance, RCA pin
INPUT2 Vide o
Component (Y, Pb, Pr)RCA pin
Audio L/R 50 0mV rm s (-4dBs), h ig h i mp edance, RCA pin
INPUT3 Vide o 1V p- p, 75 Ω, RCA pin
Audio L/R 50 0mV rm s (-4dBs), h ig h i mp edance, RCA pin
Audio Output 50 0mV r ms ( -4 dBs), low Imp edanc e, 1k Hz wh en m odul ated 100%, R CA pi n AV Compu linkⅢⅢⅢ in t erface 3.5 mm mini jac k Antenna terminal 75 Ω (V HF/UHF) Termin al , F -Type C on nector
Remote Control Uni t
(0713 ) b y (0713 ) (A~1) by ( 14 ~22 ) (JW) by (23~36) (W+1W + 28) by ( 3764 ) (W+29W+ 84) by (65 125)
13 3W [A V-32D 50 3]
12 8W [A V-32D 30 3, AV-3 2D 203 ]
Y : 1V p-p, ne gative syn c provide d w hen t erminated with 7 5Ω C : 0.2 86V p-p, b urst signal w hen termi nated wi th 75Ω
1V p- p, 75 Ω, RCA pin
Y : 1V p- p, ne gative sync provide d w hen t erminated with 7 5Ω Pb/Pr : 0.7 Vp-p, 75Ω
RM-C 251 (A A/R6/UM -3 batter y×2) [A V-3 2D503 ] RM-C 252 (A A/R6/UM -3 batter y×2) [A V-3 2D303 , AV -3 2D 203 ]
(54MHz~80 4MHz)
Design & specifications are subject to change without notice.
2
No.51947
A
3
A
3
A
3

SAFETY PRECAUTIONS

V-32D50 V-32D30 V-32D20
1. The d es ign of t hi s p ro du ct c ont ains s pec ial h ardware, m an y ci rcu its and c o mp on ent s s peci al l y for saf ety pur p oses. F or continued protection, no changes should be made to the origina l des ign u nless a uth or i zed in wri ting by t he man ufactu re r.
Replacem en t par ts m ust be id ent ic al t o t hos e used in th e origina l circui t s. S er vic e s ho ul d be perf or me d b y qu ali fied p ers onnel o nly.
2. Al te rati on s of th e des i g n o r circu itr y of the p rodu cts s hou ld n ot b e m ad e. A ny de sign alte ra tions or ad di ti o ns will vo id th e
manufacturer's warranty and will further relieve the manu fac t urer of resp ons ibi lit y f or pe rs ona l i n ju r y or p r ope rt y d am age r esult ing t heref rom .
3. M an y e lectrical an d mec h an ic al pa rt s in th e produ cts h ave sp ecial s af ety-r elat ed charact eris tic s. Th ese charac teri sti cs ar e
oft en not e vid en t fr om visu al in spe ction no r can t he prote cti on aff orde d by th em n ecess ar ily be o bta ined b y usi ng replac ement compon ent s rated for h ig her vo l tag e, wa ttage, etc. Replacem en t pa rt s wh ic h h ave t hes e sp ec ial s afet y ch aracter istics a re i d entifi e d in th e par ts l ist of S ervic e man ua l.
Electrical components having such features are identified by shading on the schematics and by (!!!!) on the parts list
in S erv ice manual. Th e us e of a su bst itu te re plac emen t whic h
does not have the same saf ety characteristics as the reco mmen ded replac emen t pa rt sho wn i n the pa rts lis t of Se rvi c e ma nu al m ay c ause sh ock, f ire, or o th er haz ards.
4. U se isola tio n tr an sf orme r when hot c hass is . The chassis and any sub-chassis con tained in s ome products are c onnect ed to on e side of th e AC p ow er l i ne . An i sola ti on tr ansf or m er of ad equ ate cap acity sh ould be inser t ed bet ween th e p rodu ct and t he AC p ow er s u pp ly p oi nt while p er for m i ng
an y ser vice on so me pr oducts when th e H OT ch assis is exp ose d.
5. Don't shor t between the LIVE side ground and I SOLATED
(NE UTRAL) side ground or EARTH side ground when repairing.
So m e mod el 's p ow er c irc ui t is par t ly dif feren t in the GND. Th e diff er enc e of t he GN D is s h ow n by th e LI VE : (") side GND, th e ISO LAT ED(NEU TRAL) : (#) side GND an d EAR T H : ( $) si de GND. Don 't sho rt be tw ee n t he LIVE s id e GN D a nd ISO LATE D(N EU TR AL) si de GN D or EART H si de GN D and never measure with a measuring apparatus (oscilloscope etc.)
th e LI VE s ide GND a nd ISO LATED( N EUTRA L) si d e G ND or EARTH sid e GND at the s ame time. If above note will not be kept, a fuse or any parts will be broken.
6. If any re pa ir h as b ee n mad e to th e c h assi s , i t i s re c om m end ed th at t he B1 se tti n g s h ou ld b e chec ked or ad jus te d (S ee
ADJUSTM ENT OF B 1 POW E R SUPPLY).
7. The hi g h v olt age a pplied t o the pictu re tu be mu st co nform wi th that specified in Service manual. Excessive high voltage can cau se an incr ease i n X- R ay e mi ssi on , arc in g an d possib l e com po nent d am ag e, th eref or e op er atio n un der ex cess ive hi gh
vol ta ge c ond it i ons sh ou ld be ke pt to a min i mu m, or sh ou ld be preve nt ed. I f seve re arc ing occu rs, r em ove th e AC p ower immediately and determine the cause by visual inspection (incor r ec t i nsta lla ti on , crac ked o r m el te d high vol tag e har ness, p oor s olde rin g, etc. ). T o ma in ta in the pr op er mi ni m um l e v el of
sof t X- R ay e miss ion , c om p one nts in th e hi g h vol tag e ci r cuitr y incl ud i ng the pi ctu r e tu be mu s t be the ex a c t r ep lac em en ts or alte rn at ives a ppr o ved b y th e ma nuf actu r er of th e c o mp l ete prod uct.
8. Do n ot c hec k high vol ta ge by d r awing a n ar c. U s e a hi gh vol ta ge m ete r or a hi gh volt age p ro be wi th a VT VM . Disch arge
th e p ictu r e tu be bef ore a tte mp ti ng meter co nne cti on , b y con nec ting a cl i p lead to th e gr ou nd frame a nd con n ec ti ng t he oth er e nd of t he lead th roug h a 10 kΩ 2W resist or to t he ano de
bu tto n.
9. W hen s e rvice is r equ i r ed, ob s er ve th e orig inal l ea d dress . Extra p r ecau ti on s h ou ld be giv en to assu r e cor re ct lea d dr es s in the hi gh volta ge c ir cu it ar ea . W her e a sh ort ci r cuit ha s occu rr e d, th ose c ompon en ts th at i nd ic ate ev i den c e of overheating should be replaced. Always use the
manu fac t urer 's r epl ace m ent com p onents.
10 . Isolation Check
(Safety for Electrical Shock Hazard)
Af ter r e- a s sembling th e pr od uct , always pe rf or m an is o l ation ch eck on th e expo sed m eta l p ar ts of th e c abi n et ( ant en na
ter m i na ls, vide o/a udio input and out put t er mi n al s, C on trol knobs, metal cabinet, screwheads, earphone jack, control sh afts, etc.) to be s ur e th e pr o duc t is saf e t o op er at e wi th out d ang er of elect ri ca l shoc k.
(1) Di electric Strength Test
The is olat ion b etwe en the AC primary c ircu it and al l m eta l parts exp osed t o the us er, par t icu l ar l y an y ex po sed metal p ar t h aving a re tur n pat h to the ch as sis sh ou ld w i ths t and a volta ge of 11 00V AC ( r .m .s.) f or a p eri od of on e sec ond.
(. . . . Withstand a volta ge of 1100 V A C (r.m.s.) to an applian ce
rate d up to 1 20V , and 3 000V AC ( r .m. s.) t o an appl i anc e ra ted 200V or more, for a period of one second.) Thi s m eth od of test r e qu ires a t es t eq uip ment n ot g en er ally fou nd in t he servi c e t ra de.
(2) Leakage Current Check
Plug t he A C line cord direct ly i nt o th e AC ou tlet ( do not u s e a line is olation transf ormer during t his che ck.) . Using a " L eakage
Current Test er", m ea s ur e t he leakag e cur r en t fr om each exp ose d m eta l par t of th e c a bi ne t, p ar tic ul ar l y an y expo sed metal part having a retu rn path to t he ch assis, to a kn own good ea rt h gr o und ( water p ipe, etc.) . A ny l ea k ag e c ur r en t must not
exce ed 0.5m A AC ( r .m. s.) . Howev e r, in t ro pical a rea, this m ust no t e xc eed 0 .2m A AC (r.m.s.).
"""" Alte rn at e Che ck M et hod
Plug t he A C line cord direct ly i nt o th e AC ou tlet ( do not u s e a line isolation transformer during this check.). Use an AC
vol tm et er h av i ng 100 0 ohm s per vol t or m ore s en s iti vity in the follo win g ma nne r. Connec t a 1 50 0Ω 1 0W resi s tor pa ralle l ed by a 0.15μ F AC-typ e cap acitor b etwe en an exp ose d m eta l p art and a k no wn go od earth gr ou nd (wate r pi p e, et c .).
Measu re th e A C vo ltag e acr os s th e r esist or wit h t he AC voltmeter. Move the res istor connection to each exposed metal part, particularly any exposed metal part having a return path to
th e ch assis , an d m ea sur e t he A C volta ge acr oss th e r esisto r. Now, reve rs e the plu g i n t he A C out let a nd r ep e at e ach measu rem ent. An y volta ge measu red m us t not exce ed 0.7 5V AC (r.m. s.) . This corresponds t o 0 .5 mA AC ( r.m.s.). Howev e r, in tr op ic al ar ea, this m ust n ot excee d 0.3V AC (r.m.s.). This corr esp on ds t o 0 .2mA A C (r.m.s.).
AC VOLT METER (HAVING 1000 Ω/V,
GOOD EARTH
GR OUND
11 . High voltage hold down circuit check.
Af ter rep ai r of th e high vol t age h ol d d own c i r cuit, th is ci rcu it sh all be c hec ked to op er ate cor rectly. See item "Ho w to check the high voltage hold down cir cuit".
This mark shows a fast operating fuse, the
letters indicated below show the r ati ng.
0.15μF AC-T YPE
1500Ω 10W
OR MOR E SENSIT IVITY)
PLACE THIS PROBE ON E A C H EX PO SE D
ME T AL PA RT
A V
No. 51947
3
A
V-32D503
A
A
V-32D303 V-32D203

FEATURES

"
Ti tle T EL E-T EXT br oa dcast of C 1, C2, T1 , a nd T 2 f ormu l a i s rece ivable.
" The voice multiplex function of the MTS s ystem is built in. "
By t he TH EATE R PR O funct ion, a r ea l it y to w hich i t is view i ng and l i sten i ng in th e movie t he ater c an be tas ted .
"
By t he EZ SURF f uncti o n, c h ann el ID a nd a prog ra m na me are di splaye d in the scr een auto ma tic all y [ Only f or AV- 32D 50 3].
"
By t he CO MP U LI N K Ⅲ fu ncti o n, op erati on int erlock ed w it h the DV D de ck c an b e per formed fr om r em ot e co ntr ol .
"
By the three-line digital comb filter, the refreshed image can be seen.
" Tw o p ro gram s ca n be d is playe d on th e s cree n b y th e 2 tun er PI P ci r cuit [O nly f or AV-32 D 50 3]. "
Exp ressi on of a f avor i te scre en can be ch osen b y the VIDE O STA TUS fu nction .
" A program c an be enjoyed with a powerful sound by the HYPER SURROUND function. "
Sinc e the V chip is built i n, i t c an cho ose, view a nd l ist en to a h ealt hy pro gram .
" The RETURN P LUS f unct i on is bu ilt in . "
A q ui ck f avorite prog r am c an be look ed for b y th e HYP ER- SC AN fun ctio n.
"
Since the co mp on ent si gn al inp ut t ermi n al i s e qui p pe d, it r ea pp ears dir ect with out deter ior a ting the si gn al fr om D VD,.

FUNCTIONS

REMOTE CONT RO L UNIT (RM-C2 51, RM-C2 52)
This illustration is written about RM-C251. There are no buttons of EZ SURF and PIP in the RM-C252.
20
21
1
VCR / DVD KEY
1
TV / CATV KEY
2
20
13
21
3
4
14
5
6
7
8
15
9
10
16
2
INPUT KE Y
3
DISPLA Y KE Y
4
SLEEP TIMER KE Y
5
HYPER SURROUND KEY
6
VIDEO STATU S KEY
7
TH EATE R PRO KEY
8
BB E KE Y
9
MUTING KEY
10
11
VOL U ME -/ + an d
CURS OR / KEY ( In t he ME NU scr een )
17
MENU KEY
12
11
12
18
19
POWE R KEY
13
CHANNEL NUMBER KEY
14
LIG HT KEY
15
V-CHI P K EY
16
17
CHANNEL +/- an d
CURSOR ▲/ ▼ KE Y ( In th e MEN U sc r ee n)
EX IT KE Y
18
VCR CONTROL KEY
19
EZ SU RF KE Y [Only f or RM-C 25 1]
20
PIP CON TRO L K EY [O nl y f or R M- C25 1]
21
4
No. 51947
A
A
A
FRONT PANEL CONTROLS
1 2 3 4 5 6 7 8
V-32D503 V-32D303 V-32D203
INPUT 3 VIDEO TERMINAL
INPUT 3 AUDIO L TERMINAL
INPUT 3 AUDIO R TERMINAL
MEN U KEY, MENU ▼ KEY
CHANNEL -/+ KEY S
MENU / KEYS
REAR TERMINAL
1
2
VOLUME /+ KEY
POWER KEY
ON TIMER / POWER LED
3 4 6 5
INPUT 1 TERMINAL (S-VIDEO, V, L, R)
INPUT 2 TERMINAL (V, L, R )
AUDIO OUTPUT TERMINAL
AV COMPULINK Ⅲ TERMI N AL
ANTENNA TERMINAL
B
INPUT2 COMPONENT SIGN AL TERMINAL (Y, P
No. 51947
, PR)
5
A
V-32D503
A
A
)
)
)
V-32D303 V-32D203

MAIN DIFFERENCE LIST

PARTS NAME MODEL /Y /R /M
ITC TUBE
(Inc. D Y, PC MAGNET,
MAIN PWB SGE-1003A-M2
CRT SOCKET PWB SGE-3004A-M2 SGE-3007A-M2 SGE-3006A-M2
PIP PWB SGE-5001A-M2
E-COAXIAL ASSY WJX0014-002A
CO NTROL K NOB LC2021 7-00 5B-A
JVC MARK CM48006-007-C
FRONT CA BI . ASSY LC1064 1-00 5B-A
DOO R LC2040 9-00 5B-A
REM OC O N UN IT
ITC TUBE
(Inc. D Y, PC MAGNET,
MAIN PWB SGE-1006A-M2 SGE-1028A-M2 SGE-1027A-M2
CRT SOCKET PWB SGE-3004A-M2 SGE-3007A-M2 SGE-3006A-M2
PIP PWB ×× ×
E-COAXIAL ASSY ×× ×
CO NTROL K NOB LC2021 7-00 5B-A
JVC MARK CM48006-007-C
FRONT CA BI . ASSY LC1064 1-00 5B-A
DOO R LC2040 9-00 5B-A
REM OC O N UN IT
ITC TUBE
(Inc. D Y, PC MAGNET,
MAIN PWB
CRT SOCKET PWB SGE-3004A-M2 SGE-3007A-M2 SGE-3006A-M2
PIP PWB ×× ×
E-COAXIAL ASSY
CO NTROL K NOB LC2021 7-00 1C-A
JVC MARK CM48006-006-C
FRONT CA BI . ASSY LC1064 1-00 1G-A
DOO R LC2040 9-00 1D-A
REM OC O N UN IT
WEDGE
AV-3 2D50 3
WEDGE
AV-3 2D30 3
WEDGE
AV-3 2D20 3
A80AKB50X04 A80AEJ15X01 A80JUA061X06
SGE-1022A-M2 SGE-1021A-M2
RM-C 251- 1H
A80AKB50X04 A80AEJ15X01 A80JUA061X06
RM-C 252- 1H
A80AKB50X04 A80AEJ15X01 A80JUA061X06
SGE-1006A-M2 SGE-1028A-M2 SGE-1027A-M2
×× ×
RM-C 252- 1H
6
No. 51947
A
V-32D50
3
A
3
A
3
V-32D30 V-32D20

HOW TO IDENTIFY MODELS

How to r ec ogn i ze fr om th e ap p ear an ce of th e mo de l co ncern ed i s wr itt en b el o w. Ple ase dist ingu is h f r om se veral c ont ents cu rren tl y printed on th e r at ing l a bel.
Model Name
Detailed Model Name
Model Name Detailed Model Number
AV-32D503 /Y Y
AV-32D503 /R R
AV-32D503 /M
AV-32D303 /Y Y
AV-32D303 /R R
AV-32D303 /M
AV-32D203 /Y Y
AV-32D203 /R R
AV-32D203 /M
AV-32D503
AV-32D303
AV-32D203
M
M
M
No. 51947
7
A
V-32D503
A
A
C
V-32D303 V-32D203

SPECIFIC SERVICE INSTRUCTIONS

DISASSEMBLY PROCEDURE
REMOVING THE REAR COVER
"
Unplug t he power plu g.
1. As s hown in Fig.2 , r emove the 12 scr ews marked
2. Remove the rear cover toward you.
Note :
When re i nsta lling th e rear cov er , c are fu lly pus h it inw ar d af ter inserting the chassis into the rear c over groove.
!!!!
.
REMOVING THE CHASSIS BASE
"
After removing the rear cover.
1. Slight l y r ai se th e bot h s ides of th e chass is bas e b y ha nd , and
remove the 2 cl aw s m ar ked "
sides of the chassis from the chassis rail.
2. As sho wn i n F ig .1, dra w t he ch as sis base b ackward al on g t he
chassis rail m arked #
(If necessary, detac h the wire clamp, connec tor’s etc.)
Note :
When con du cting a c hec k with po we r sup pl i ed , b e su re to conf irm th at th e CRT ea rt h wire i s c onn ect ed to the CRT SOCKET P W B
an d t he MA IN PW B .
#in the arrow dire ction marked $$$$(Fig.2.).
##
" ( Fig. 1 a nd F i g.2 ) unde r th e both
""
REMOVING THE TE RMINAL BOARD
" After removing the rear cover.
1. As s hown in Fig.2 , r emove the 4 screws marked%&
2. When you pu ll ou t th e TE RMIN AL BOARD, it ca n b e re mo ved .
%&
%&%&
.
REMOVING THE SPEAKER
" After removing the re ar cover and chassis base.
1. As s hown in Fi g.2 , r em ove t he 4 screws marke d )
2. F ol low th e s ame st eps wh en rem ovin g the oth er h and spe ake r.
).
))
CHECKIN G THE MAIN PW BOARD
1. T o ch eck the ba ckside of t he MA IN PW Boar d. (1) Pu ll ou t th e c has sis b as e . (Refe r to RE MO VING T HE
CHA SSIS BASE) .
(2) Erect the chassis vertic ally so t hat you can easily check from
the backside of the MAIN PWB.
CAUTION
" W hen er ec ti ng th e chass is, be c arefu l so t hat the r e will be n o
con tact in g with ot her P WB.
" Be for e tu rn i ng on po wer , make s ur e th at th e C RT e ar th w ir e and
oth er co nn ec to rs are p ro per l y co nn ecte d.
WIRE CLAMPIN G AND CABLE T Y ING
1. Be sure t o clamp th e wir e.
2. N ever remo ve th e cable ti e used f or tyi ng the w i re s to gether.
Sh oul d it be i n adv e rt ent l y rem ove d, be su r e to tie the wires with
a n ew c able tie.
REMOVING THE FRONT CONTROL PW BOARD
"
After removing the re ar cover and ch assis base .
1. As s hown in F ig.2, rem ove t he 2 screws marked '
FRONT CONTROL PWB with th e front cabin et.
2. Then remo ve th e FRONT CONTROL PW B.
'att ach ed the
''
REMOVING THE FRONT AV IN PW BOARD
" After removing the rear cover and chassis base.
1. As s hown in Fig.2 , remove the 2 screws marked
2. Then remo ve th e FRONT A V IN PW B.
((((
.
FRONT CABINET
MAIN PWB
CHASSIS BASE
B
Fig. 1
8
No. 51947
A
V-32D50
3
A
3
A
3
V-32D30 V-32D20
FRONT CABINET
H
FRONT CONTROL PWB
CRT
SP EAKER
H
CRT SOCKET PWB
FRONT AV IN PWB
F
G
CLAW
POWER CORD
MAIN PWB
B
HV T
CHASSIS BASE
SP EAKER
A
CLAW
B
AV SE LECTOR
D
PWB
PIP PW B
[Only for A V -32D 50 3]
REAR COVER
No te
Thi s ill ustr a tion de scrib es ab out A V- 32 D503 .
Alth ou gh t he AV- 3 2D30 3 a nd AV -32D2 03 a r e sl ig htl y di ff erent from t his illus tr ati on , it can u se for
AV -3 2D 30 3 and AV- 32 D 20 3 in the s am e s tep s as this illustration.
TERMINAL BOARD
E
Fig.2
No. 51947
9
A
V-32D503
A
A
SYS0
O
A
V-32D303 V-32D203
MEMORY IC REPLACEMENT
1. Memory IC
This model uses the memory IC. Thi s m em or y IC st ores d ata f or pr oper o pera tion of the vide o/ch ro ma a nd d eflecti o n c ircui ts.
When r ep la c ing, be sure to use th e IC c ont ai ni n g i ni ti a l se tting data .
2. Memory IC replacement procedure
(1) Power off
Switch off th e pow er an d di s con nec t th e p ow er plu g f rom t he AC ou tlet.
(2) Replace the memory IC
Be sure to use the memory IC written with the initial setting values.
(3) Power on
Connect th e pow er pl u g t o the AC ou tl et an d switch on th e pow er .
(4) System constant check and setting
Press the SLE EP TIMER ke y and se t SL EEP TIMER f or 「0 min」.Be for e di s a pp ear t he d is pl ay of SL EEP TIM ER sett ings, s imu l tan eo us ly pr ess
the DISPLA Y ke y and VI DE O STATUS ke y of the remote control unit.
The SERVICE MENU screen of Fig.1 will be displayed.
While the SERVICE MENU is dis played, s elect the SYSTEM(SYS) item with
CURSOR / key and g o int o with / key s. Then t he S YST EM mo de
scr een w i ll b e di splaye d as sh ow n in F i g.2 .
Refe r to th e ta ble of SY STEM CON ST AN T given in p age later , an d chec k the
each ite m. If th e va lue is d iffere nt , s elect the sett ing it em with the CURSOR
/▲key, an d s ett ing wit h t he CURSOR / keys . (T he l ett er s of t he sel ec ted
item are displayed in yellow.)
When adj us tm ent has com pl et ed, th e val u es st or e i nt o memory IC
automatically.
Press the EXIT ke y twice to return to th e n orm al screen.
SE RVICE MENU
SERVICE MENU
1.V/C(S) 2.DEF(D)
3.SOUND(A) 4. O THERS
5.PIP(PIP) 6.3L Y/C(LYC)
7. LO W LIG HT 8. HIGH LI G HT
9.RF AFC 10.VCO
2
C BUS 12.SYSTEM(SYS)
11.I
SELECT BY OPERATE B Y EXIT BY
Fig.1
12. SY STE M (SY S) MODE
1 VI DE
Fig.2
EXIT
***
(5) Receiving channel setting
Refe r to the O PERATI NG INSTRUCTIONS and s et the r ec eive channels (Channels Preset) as described.
(6) User settin gs
Check th e u s er se tting it ems acc ording to th e Ta bl e 2 g iven in pag e later. Wher e t hese d o not agr e e, r ef er t o t he OP ERATING
INSTRUCT IONS an d s et t he i tem s as desc rib ed.
(7) SERVICE MENU setting
Ve rif y wh at t o se t in th e SE RV IC E M ENU , a nd s et what ever i s necessary (F ig.1 ) . Refer to th e S ERVIC E A DJ USTMENT for se tting.
KEY ASSIGNMENT OF REMOTE CONTROL UNIT
Setti ng fo r “0 min”
Simulta neo usly p us h
Go into th e ite m
Setti ng the va lue
③, ④
Se le ct t he it em
lth ou gh t hi s i llus tr ati on of re mo te c ont rol unit is w r i tten ab ou t
RM-C251 (AV-32D503), it can use for operating RM-C252 (AV-
32D303, 203) as same key assignment.
EXIT from
SY STEM m od e
10
No. 51947
A
3
A
3
A
3
VALUES OF SYSTEM CONSTANT (TABLE 1)
V-32D50 V-32D30 V-32D20
ITEM CONT ENTS VARIABLE RANGE
SY S01 VIDEO IN 0~4
SY S02 PIP 0~1
SY S03 3D Y/ C 0~1
SY S04 Y C V 0~1
SY S05 C CD PC HK 0~1
SY S06 PU R ITY 0~1
SY S07 VM 0~1
SY S08 N OISE CR 0~1
SY S09 C LR TEM P 0~1
SY S10 T HEATE R 0~1
SY S11 T HEATE R PRO 0~1
SY S12 BB E 0~1
SY S13 HYP SURR 0~1
SY S14 16:9 MD 0~1
SY S15 HYP S CA N 0~1
SY S16 EZ SUR F 0~1
SY S17 ID DISP 0~1
SY S18 COMPULINK 0~1
SY S19 CCD 0~1
SY S20 VCHIP 0~1
SY S21 VCHIP CA 0~1
SY S22 JVC L OGO 0~1
SY S23 CMP IN 0~1
INITIAL SETTING VALUE
AV-32D503
33
10
00
11
11
00
00
00
11
11
11
11
11
00
11
10
11
11
11
11
11
11
11
AV-32D303, 203
SY S24 CXA1 87 5 0~10 0
No. 51947
11
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