JVC AV-36D203/M, AV-36D203/R, AV-36D203/Y, AV-36D303/M, AV-36D303/R Service Manual

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SERVICE MANUAL

COLOR TELEVISION

AV-36D503 AV-36D303 AV-36D203

BASIC CHASSIS

[RM-C252]

AV-36D303, 203

[RM-C251]

AV-36D503

AV-36D503 AV-36D303 AV-36D203

/Y /R /M

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

････････････････････････････････････････････････････････････････

････････････････････････････････

･････････････････････････････････････････････････････････････

････････････････････････････････････････････････････････････････

･･･････････････････････････････････････････････････････

････････････････････････････････････････････････････････････････

･･･････････････････････････････････

････････････････････････････････････････････････････････････････

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･･･････････････････････････････････････････････････････

････････････････････････････････････････････････････････････････

･･･････････････････････････････････････････････････

････････････････････････････････････････････････････････････････

････････････････････････････････

･････････････････････････････････････････････

････････････････････････････････････････････････････････････････

･････････････････････････････････････････････････････

････････････････････････････････････････････････････････････････

････････････････････････････････

････････････････････････････････････････････････

････････････････････････････････････････････････････････････････

･････････････････････････････

･･････････････････････････････････････････････････････････

･･･････････････････････ 3

･･････････････････････････････････････････････

･･････････････････････････････････

････････････････････････････････････････････････････････････････

･･･････････････････････ 6

･･････････････････････････････････････････････

･････････････････････ 13

･･････････････････････････････････････････

････････････････････････････････････ 35

････････････････････････････････････････････････････････････････

･･･ 4

･･････

･･

････

･･･････････････････ 7

･･････････････････････････････････････

･････････････

･･････････････････････････

････････････････

････････････････････････････････

2- 1

No.519 48

May 2002

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V-36D503

V-36D303 V-36D203

SPECIFICATIONS

ITEMS CONTE NTS

Dimensions (W××××H××××D) 37 - 7/8 ”×30-1/2 ”×24- 1/2” ( 962 mm×77 3m m×62 1mm)

Mass 14 9.6 Ibs / 68 .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, A4～A1) by (01, 96～99)

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 36 ” ( 90cm) 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), high i mped ance, RCA pi n

INPUT2 Vide o

Component (Y, Pb, Pr)RCA pin

Audio L/R 50 0mV rm s(-4dBs), high i mped ance, RCA pin

INPUT3 Vide o 1V p- p, 75 Ω, RCA pin

Audio L/R 50 0mV rm s(-4dBs), high i mped ance, RCA pi n

Audio Output 50 0mV r ms(-4dBs) , low Imp edanc e, 1kH z when m odulated 100%, RCA pin AV Compu linkⅢⅢⅢⅢ 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

(07～13 ) b y (07～13 ) (A～1) by ( 14 ～22 ) (J～W) by (23～36) (W+1～W + 28) by ( 37～64 ) (W+29～W+ 84) by (65 ～125)

13 3W [A V-36D 50 3]

13 0W [AV -36D 303 , AV- 36 D2 03]

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 6D503 ] RM-C 252 (A A/R6/UM -3 batter y×2) [A V-3 6D303 , AV -3 6D 203 ]

(54MHz～80 4MH z)

Design & specifications are subject to change without notice.

No.51948

Page 3

SAFETY PRECAUTIONS

V-36D50 V-36D30 V-36D20

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. 51948

Page 4

V-36D503

V-36D303 V-36D203

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 f unction of the MTS system is b uilt 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 S URF f unc tion, c hann el ID a nd a pr og ra m na me ar e displ aye d i n the s creen au to ma tic all y [ Only f or AV- 36D 50 3].

By the COMPU LINK Ⅲ function, operation interlocked with the DVD deck can be performed from remote control.

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-36 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.

VCR / DVD KEY

TV / CATV KEY

INPUT KE Y

DISPLA Y KE Y

SLEEP TIMER KE Y

HYPER SURROUND KEY

VIDEO STATU S KEY

TH EATE R PRO KEY

BB E KE Y

MUTING KEY

VOL U ME -/ + an d

CURS OR / KEY ( In t he ME NU scr een )

MENU KEY

POWE R KEY

CHANNEL NUMBER KEY

LIG HT KEY

V-CHI P K EY

CHANNEL +/－ an d

CURSOR ▲/ ▼ KE Y ( In th e MEN U sc r ee n)

EX IT KE Y

VCR CONTROL KEY

EZ SU RF KE Y [Only f or RM-C 25 1]

PIP CON TRO L K EY [O nl y f or R M- C25 1]

No. 51948

Page 5

FRONT PANEL CONTROLS

1 2 3 4 5 6 7 8

① INPUT 3 VIDEO TERMINAL ⑥ VOLUME －/ + KEY

②

INPUT 3 AUDIO L TERMINAL

⑦

POWER KEY

V-36D50 V-36D30 V-36D20

③

INPUT 3 AUDIO R TERMIN AL

④

MENU KEY, CURSOR ▼ KEY

⑤

CHANNEL －/+ KEYS CURSOR / KEYS

REAR TERMINAL

⑧

ON TIM ER / POWER LED

3 4 6 5

①

INPUT 1 TERMINAL (S-VIDEO, V, L, R)

②

INPUT 2 TERMINAL (V, L, R )

③

AUDIO OUTPUT TERMINAL

④

AV COMPULINK Ⅲ TER MINAL

⑤

ANTENNA TERMINAL

⑥

INPUT2 COMPO NENT SIGNAL TERMINAL (Y, PB, PR)

No. 51948

Page 6

V-36D503

)

V-36D303 V-36D203

MAIN DIFFERENCE LIST

PARTS NAME MODEL /Y /R /M

ITC TUBE

(Inc. D Y, PC MAGNET,

WEDGE

DEG COIL

MAIN PWB SGE-1018A-M2 SGE-1019A-M2 SGE-1001A-M2

CRT SOCKET PWB

IP PWB SGE-4001A-M2

AV-3 6D50 3

E-COAXIAL ASSY

CO NTROL K NOB LC2021 7-00 5B-A

FRONT CA BI . ASSY

DOO R LC2040 9-00 5B-A

REM OC O N UN IT

ITC TUBE

(Inc. D Y, PC MAGNET,

WEDGE

DEG COIL CELD067-001JA

MAIN PWB SGE-1025A-M2 SGE-1026A-M2 SGE-1005A-M2

CRT SOCKET PWB SGE-3010A-M2 SGE-3011A-M2 SGE-3003A-M2

PIP PWB

AV-3 6D30 3

E-COAXIAL ASSY ×× ×

CO NTROL K NOB LC2021 7-00 5B-A

FRONT CA BI . ASSY LC1064 2-00 4C-A

DOO R LC2040 9-00 5B-A

REM OC O N UN IT

ITC TUBE

(Inc. D Y, PC MAGNET,

WEDGE

DEG COIL

MAIN PWB SGE-1025A-M2 SGE-1026A-M2 SGE-1005A-M2

CRT SOCKET PWB SGE-3010A-M2 SGE-3011A-M2 SGE-3003A-M2

AV-3 6D20 3

PIP PWB

E-COAXIAL ASSY ×× ×

CO NTROL K NOB LC2021 7-00 1C-A

FRONT CA BI . ASSY LC1064 2-00 1H-A

DOO R LC2040 9-00 1D-A

REM OC O N UN IT

A90AHH50X10/V/ A90AEJ15X01 A90LLD361X15

CELD067-001JA

SGE-3010A-M2 SGE-3011A-M2 SGE-3003A-M2

WJX0014-002A

LC1064 2-00 4C-A

RM-C 251- 1H

A90AHH50X10/V/ A90AEJ15X01 A90LLD361X15

×× ×

RM-C 252- 1H

A90AHH50X10/V/ A90AEJ15X01 A90LLD361X15

CELD067-001JA

×× ×

RM-C 252- 1H

CELD067-001JA

QQW 0136 -001

CELD067-001JA

QQW 0136 -001

CELD067-001JA

QQW 0136 -001

QQW 0114 -001

QQW 0106 -001

QQW 0114 -001

QQW 0106 -001

QQW 0114 -001

QQW 0106 -001

No. 51948

Page 7

V-36D50

V-36D30 V-36D20

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-36D503 /Y Y

AV-36D503 /R R

AV-36D503 /M

AV-36D303 /Y Y

AV-36D303 /R R

AV-36D303 /M

AV-36D203 /Y Y

AV-36D203 /R R

AV-36D203 /M

AV-36D503

AV-36D303

AV-36D203

No. 51948

Page 8

V-36D503

V-36D303 V-36D203

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

Fig. 1

No. 51948

Page 9

V-36D50

V-36D30 V-36D20

FRONT CABINET

CRT

SP EAKER

CRT SOCKET PWB

FRONT AV IN PWB

POWER CORD

CLAW

MAIN PWB

HV T

CHASSIS BASE

SP EAKER

FRONT CONTROL PWB

CLAW

AV SE L PWB

PIP PW B

[Only for A V -36D 50 3]

REAR COVER

No te

Thi s ill ustr a tion de scrib es ab out A V- 36 D503 . Alth ou gh t he AV- 3 6D30 3 a nd AV -36D2 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 6D 30 3 and AV- 36 D 20 3 in the s am e s tep s as

this illustration.

TERMINAL BOARD

Fig.2

No. 51948

Page 10

V-36D503

V-36D303 V-36D203

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

①

Press the SL E EP T IM ER ke y and se t SL EEP T IM ER f or 「0 min」.

②

Be for e di s a pp ear t he display of SL EEP T IM ER s ett ings, si mu l tan eo usly press th e DISPLAY ke y and VI DE O ST ATUS key of t he remot e control unit. The SERVICE MENU screen of Fig.1 will be displayed.

③

While the SERVICE MENU is displayed, select the SYSTEM(SYS) item wi t h CURSOR ▼/▲ key an d g o in to with / key s. T h en the S YST E M

mode screen will be displayed as shown in Fig.2.

④ Refe r to t he ta ble of SY STEM CONSTAN T given in pa ge la ter , an d ch ec k

th e eac h i tem . If the v alu e i s diff eren t, s el ect t he settin g item with th e CURSOR ▼/▲ ke y, an d s etti n g w it h the CURS OR / keys. (The let ters

of the selected item is displayed in yellow.)

⑤ When adj ust me nt h as c ompl ete d, the values st ore i nt o memor y IC

automatically.

⑥

Press the EX IT ke y twic e t o retur n to the normal scree n.

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

C BUS 12.SYSTEM(SYS)

11.I

SELECT BY OPERATE B Y EXIT BY

Fig.1

12. SY STE M (SY S) MODE

SYS01 VIDEO

Fig.2

EXIT

***

(5) Receiving channel setting

Refe r to the OP ERATING INS T RUCTIONS an d set th e receive channels (Channels Preset) as described.

(6) User settin gs

Check t he us er se tting i t ems accor di n g to th e Ta ble 2 given in pag e later.

Wher e th ese d o not a gr ee , refe r to the OPERAT ING INSTRUCT IONS an d s et t he i tem s as desc rib ed.

(7) SERVICE MENU setting

Ve rif y wh at to se t i n t he SERV IC E M ENU, and s et w h at ever is necessary (F ig.1 ) . Refer to th e SE RVIC E A DJUSTM ENT f or set ting.

KEY ASSIGNMENT OF REMOTE CONTROL UNIT

①

Setti ng fo r “0 min”

②

Simulta neously push

③

Go into th e ite m

④

Setti ng th e value

③, ④

Se le ct t he it em

Alth ou gh t hi s illus tr ati on of re mo te c ont ro l unit is written ab ou t RM-C251 (AV-36D503), it can use for operating RM-C252 (AV-

36D303, 203) as same key assignment.

EXIT from

SY STEM m od e

No. 51948

Page 11

VALUES OF SYSTEM CONSTANT (TABLE 1)

V-36D50 V-36D30 V-36D20

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-36D503

AV-36D303, 203

SY S24 CXA1 87 5 0～10 0

No. 51948

Page 12

V-36D503

V-36D303 V-36D203

VALUES OF USER SETTING ITEMS (TABLE2)

Setting of switches on fr ont panel and remote control unit

ITEM INITIAL SE TTING VALUE ITEM INITIAL SETTING VALUE

POWE R OFF DISPLA Y OFF

CHA NNEL CABL E CH-0 2 VIDEO STATU S DYN AM IC

VOLUME 10 PIP SOURCE CABLE CH-04 [Only AV-36D503]

INPUT TV PIP POS ITION Left lo wer side [Only A V-36D503]

HYPE R S U RROU ND OFF SLEEP TIMER 0

BB E ON

Setting of MENU scr een

PICTURE ADJUST INITIAL SETUP

TINT CENTER LANGUAGE ENG

COLOR CEN TER FR ONT PAN EL LO CK OFF

PICTURE +8 V2 COMPONENT-IN NO

BRIGHT CENTER AUTO SHUT O FF OFF

DETAIL +10 XDS I D ON

COLOR TEMPERATURE HIGH CLOSED CAPTIO N OFF

NOISE M UT ING ON CAPT IO N : CC1

TEXT : T1

SOUND ADJUST AUTO TUNER SET UP TUNER MODE : CABLE

BA SS C EN TER CHA NNEL SUMMARY Unn ecess ar y to set

TREBLE CENTER V-CHIP OFF

BALANCE CENTER SET US TV RATINGS ALL CLEAR

MTS STEREO SET MOVIE RATINGS ALL CLEAR

CLOCK / TIMERS SET CANADIAN RATINGS ENG ALL CLEAR

MANUAL SET CANADIAN RATINGS FRE ALL CLEAR

SE T CLOC K

ON/OFF TIMER OFF

TIME ZONE : PACIFIC UNRA TED VIEW

D.S.T : OFF SET LOCK CODE “0000”

No. 51948

Page 13

SERVICE ADJUSTMENTS

BEFORE STARTING SERVICE ADJUSTMENT

1. There are 2 wa y of a dju sting t his TV: One is with t he remote control unit and the other is the conventional method using

adjustment parts and components.

2. The adjustment with the REMOTE CONTROL UNIT is made

on the basis of t he initial setting v alue s. The sett ing va lues which adjust the screen to its optimum condition may differ

from the init ia l s etting v al ues.

3. Make s ur e th at c onn ect i on i s c orrec t ly ma de t o AC p ower

source.

4. Turn on the p ower of th e se t an d equipmen t bef or e us e, an d

start t he ad ju stm en t proc edure s af ter waitin g at least 30 mi n utes.

5. Unless ot her wi se spec if i ed, p r ep are th e mo st suita bl e r ec epti o n

or inp ut sign al for adjust ment.

6. Never touc h an y ad j ustm en t part s, wh ich ar e n ot sp ecif ie d i n the

list for this adjustment VRs, transforms, condensers, etc.

7. Pr ep arati o n f or ad justm en t

Unless otherwise specified in the adjustment instructions, preset the following functions with the REMOTE CONTRO L UNIT.

User menu preset value

VIDEO STATU S STA NDARD

TINT, COLOR, PICTURE

BRIGHT, DETAIL

NOISE M UTI NG OF F

COLOR TEMPERATURE

PIP [Only for A V-36D503]

BA SS, TREB LE, BA LANCE

H YPE R S U RRO U ND

MTS

V-36D50 V-36D30 V-36D20

MENU ITEM PR ES ET V ALU E

CENTER

LOW

OFF

CENTER

OFF

STEREO

MEASURING INSTRUMENT AND FIXTURES

1. DC voltmeter (or digital voltmeter)

2. Oscilloscope

3. Si gn al g en er ator (P attern g en erat or) [ NTS C]

4. Remote control unit

5. TV a ud io m ulti pl e x sign al ge ne rator

6. F requ enc y cou nte r

ADJUSTMENT ITEMS

BASIC ADJUSTMENT

Check of B1 pow er s upp l y

! MAIN / S U B VCO ad justment !

RF AGC ad jus tm ent

! FOCUS adjustment

DEFLECTION CIRCUI T ADJUSTMENT

V. CENTER / V SIZE ad ju stment

! H SIZE / H POSITION / SIDE PINCUSHION adjustment

VIDEO / CHROMA CIRCUIT ADJUSTMENT

WHITE BALANCE adjustment ～LOW LIGH T ～

WHITE BALANCE adjustment ～HIGH L IGHT～

! SUB B RI GH T adjustment !

SUB CONTRAST adjustment

! SUB COLOR adjustment !

SUB TI NT adjus tment

PIP CIRCUIT ADJUSTMENT

! WHITE BALANCE adjustment ～HIGH LIGHT～ !

DISPL A Y POS ITION a djust me nt

MTS CIRCUIT ADJUSTMENT

! IN PU T LE VEL c h eck !

SE PARATIO N adjustm ent

No. 51948

Page 14

V-36D503

[

]

V-36D303 V-36D203

ADJUSTMENT LOCATIONS

FRONT CONTROL PWB

POWER ME N UVOL CH

IC7701

CN7007

FRONT

FRON T

FRONT AV IN PWB

FRON T

MAIN PWB

AV SELECTOR PWB

PI P PWB

On ly for AV-36D503

CN001

CN002

CN003

TUNER

CN007

MEMORY IC

IC101

IC702

IC201

CN004

TUNER

F901

FUSE

FUSEFUSE

DEG.

1:TP-91(B1) 2:NC 3:TP -E ( )

HVT

HVTHVT

T111

VCO

VCOVCO

V CENTER SW

V CENTER SWV CENTER SW

No. 51948

S421

CRT EARTH

(BRAID ED AS S' Y)

UPP ER : FOCUS LOWER : SCREEN

Page 15

CRT SOCKET PWB

(

)

[

]

SOLDER SI DE

V-36D50 V-36D30 V-36D20

TOP

CN 300 4

TP-G

TP-R

TP-E( )

TUNER

TP-B

CN 30E2

CR T EART H

(BRAIDED ASS'Y)

CN 300 5

PIP PWB

Only for AV-36D503

TOPFRONT

I C4101

SUB VCO

SUB VCOSUB VCO

T 4111

No. 51948

Page 16

V-36D503

V-36D303 V-36D203

BASIC OPERATION OF SERVICE MENU

1. TOOL OF SERVICE MENU OPERATION

Operate the SERVICE MENU with the REMOTE CONTROL UNIT.

2. SERVICE M ENU ITEM S

With th e SERVIC E ME NU, v ar i ous ad ju stm ent s can be m ad e, an d th ey ar e b r oad ly c l assi fi ed in th e foll ow i ng item s of a djust ments.

(1) V/C(S)･････････････････････････････････VIDEO / CHROMA related circuit adjustment mode (2) DEFLECTION(D) ･･･････････････････････DEFLEC T IO N re l ate d ci r cuit adju stme nt mod e

(3) SOUND(A) (4) OTHERS(F) ････････････････････････････Whole system related items adjustment mode

(5) PIP(PIP)[Only for AV-36D503] (6) 3L Y/C(LYC) ･･･････････････････････････3 li n e YC s eparation r el at ed c ircu it adj ustm en t mod e

(7) LOW LIGHT (8) HIGH LIGHT ･･･････････････････････････W hi te balance of “HIGH L IGH T” a dj ustm e nt mode

(9) RF AFC ･･･････････････････････････････ RF AF C r el at ed c ircui t a djust m ent mo de ( 10) VCO ･･････････････････････････････････VCO related circui t a djust ment mode

( 11) I2C BUS ･･･････････････････････････････ I2C bus r elat ed c i r cuit ad ju stm en t mod e [Fixed on] ( 12) SY STEM(SY S) ･････････････････････････This m od e is u sed w he n s etti ng up the wh ole s ys tem.

･････････････････････････････

･･･････････

･･･････････････････････････

SOUND related circuit adjustment mode

PIP relat ed circ ui t adju stm ent mod e

White bal a nc e of “LO W LIG HT ” ad ju stm en t m od e

3. BASIC OPERATION OF SERVICE MENU

(1) Ho w to enter SERVICE MENU

Press the SLE EP TIMER key and set the SLE EP TIME R for

[0 MIN].

The n press th e DI SPLAY key an d th e VI DE O ST AT US key of the

remote control unit simultaneously, and the SERVICE MENU scr een will be di splaye d as shown b el ow .

(2) Selection of SUB MENU SCREEN

In SERVI CE MENU, press the CURSOR ▲▲▲▲/▼▼▼▼ key to select any of

th e SU B ME NU ite ms. (Th e l ett ers of th e s el ect ed it ems ar e displayed in yellow)

If an i te m l i ke to set up becomes yellow , the CURSOR / key will be pushed and it will go into the mode.

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

C BUS 12.SYSTEM(SYS)

11.I

SELECT BY OPERATE B Y EXIT BY

SE RVICE MENU

EXIT

KEY ASSIGNMENT OF REMOTE CONTROL UNIT

①

Setti ng fo r “0 min”

②

Simulta neously push

③

Go into th e ite m

④

Setti ng th e value

③, ④

Se le ct t he it em

Alth ou gh t hi s illus tr ati on of re mo te c ont ro l unit is written ab ou t

RM-C251 (AV-36D503), it can use for operating RM-C252 (AV36D303, 203) as same key assignment.

EX IT

CURSOR ▲/▼ key

Select 1 .V/C( S)～12.S YSTEM(SYS)

1.V /C(S)

2. DEF (D)

11 .I2C BUS

12.SYSTEM(SYS)

CURSOR / key

Go into eac h S UB M ENU

No. 51948

VI DEO/C HROM A

DEF LECT ION

SO UND

Page 17

(3) Method of Setting

For example, the operation in the case of s etting up VIDEO/CHROMA is expressed below.

EX IT key

Retu rn to t he S ERVIC E

ITEM CONTENTS

ME NU MA IN

S01 BRIGHT

S02 PICTURE

S03 COLO R

RF 4 : 3 STD LOW

S04 TINT

S05 DETAIL

S06 BRIGHT +-

S07 PIC T +-

S08 COLO R +-

S09 TINT + -

S10 DETAIL +-

S01 B RIGHT

S02 PI CTUR E

S03 C OLOR

S04 T I NT

***

******

***

******

***

******

***

******

V-36D50 V-36D30 V-36D20

CURSOR ▲/▼ key

Se le ct t he it em s fr o m

CURSOR / key

S01 t o S1 0.

Increment or decrement th e a djust ment value

(4) Others [Only for AV-36D503]

If go in to the 9. RF A F C an d 1 0.VCO item s, there will b e display t he R F AF C M AIN scr een and VC O MA IN s creen . Then press the CURSOR / key, the RF AFC SUB screen and VCO SUB screen is displayed.

10.VCO SUB 10.VCO MAIN

TUN ER SUB HIGH LE VEL REFE REN CE LEVEL LOW LEVEL SYN C NO

9.RF AFC MAIN MODE

CURSOR / key

TUN ER SUB HIGH LE VEL REFE REN CE LEVEL LOW LEVEL SYN C NO

9.RF AFC SUB

CURSOR / key

TOO HI GH GOOD TOO LOW TUN ER MA IN AFC ON FINE **

No. 51948

TOO HI GH GOOD TOO LOW TUN ER SUB AFC ON FINE

Page 18

V-36D503

V-36D303 V-36D203

SERVICE M ENU (M AIN MENU)

SE RV IC E MEN U

1.V /C (S ) 2 .D EF( D )

3.SOUND(A) 4.OTHERS(F)

5.P IP(PIP) 6.3L Y/C(LYC)

7.LOW LIGH T 8.H IGH LIGHT

9.RF AFC 10.VCO

C BUS 12.SYSTEM(SYS)

11.I

SELECT BY OPE RA TE B Y EX IT BY

EX IT

1 .V/ C( S)

R F 4 : 3 S TD L OW

S01 BRIGHT

***

3.SOUND( A)

A 01 IN LE VEL ***

5.PIP(PIP) [Only for AV- 36D503]

2.DEF(D)

R F 4 : 3 S TD L OW

D01 V FREQ

4.OTHERS(F)

F01 OSD POSI ***

6.3L Y/C(LYC)

[Do n ot adjust ]

***

8.HIGH LIGHT

*** ***

11.I

C BUS

[Do n ot adjust ]

C BUS O N

12.SYSTEM(SYS)

PIP01 BRIGHHT ***

7.LOW LIGHT

BR IGH T

***

9.RF AFC MAIN MODE

TOO HIGH GOOD TOO LOW TU NE R M AI N

AF C ON FINE **

10.VCO MAIN

LYC01 MODE

***

9.RF AFC SUB [Only for AV-36D503]

TOO HIGH GOOD TOO LOW TU NE R SU B

AF C ON FINE

10.VCO SUB [Only for AV-36D503]

***SY S01 VI DE O

TU NE R M AI N HI G H LE VE L

RE FE RE N C E LE V EL LO W L EVE L

SY NC NO

No. 51948

TU NE R S UB HI G H LE VE L

RE FE RE N C E LE V EL LO W L EVE L

SY NC NO

Page 19

V-36D50

V-36D30 V-36D20

INITIAL SETTING VALUE O F SERVICE MENU

1. Adjustment of the SERVICE MENU is made on the basis of the initial setting values ; ho wev er, the new setting values which set the screen in its optim um condition may differ from the initial setting.

2. Do no t change the init ial sett ing value s not li sted in “ ADJUSTMENT”.

V / C(S) MOD E

No . Setting item Variable range

STANDARD THEATER STANDARD

S01 BRIGHT 0～127 64 --- ---

S02 PICTURE 0～127 55 --- ---

S03 C OLO R 0～127 55 --- ---

S04 T INT 0～127 64 --- ---

S05 D ETAIL 0～63 37 --- 35

S06 BRIGHT +- -32～+32 --- + 1 -2 [5 03] / ±0 [30 3, 203 ]

S07 PIC T+- -32～+32 --- -10 ±0

S08 COLOR +- - 32～+32 --- -3 -2

S09 T INT+ - - 32～+32 --- -3 +2

S10 DET AIL + - - 32～+32 ---

0---

S-VI DEO

COM POSITE VI DEO

COMPONENT INPUT / STANDARD

No. Setting item Variable range

S03 C OLO R 0～127605649

S04 T INT 0～127647269

S05 D ETAIL 0～63 40 40 40

S06 BRIGHT +- -32 ～+32 -1 [5 03] / -3 [303, 20 3] -1 [503] / -3 [3 03, 203] -1 [5 03] / -3 [303, 20 3]

S07 PIC T+- -32～+32 ±0 ±0 ±0

S11 R CUT OFF 0～2 55 30 --- - -- - -- - -- - -- - -- - --

S12 G CUT OFF 0～2 55 30 --- - -- - -- - -- - -- - -- - --

S13 B CUT OFF 0～2 55 30 --- - -- - -- - -- - -- - -- - --

S14 R D RI VE 0～1 27 64 --- --- --- --- - -- - -- - --

S15 B DR IVE 0～127 64 --- --- --- - -- - -- - -- - --

S16 R CUT+ - -128 ～+1 27 - -- ±0 ±0 ±0 -10 --- --- ---

S17 G CUT+- -128～+1 27 --- ±0 ±0 ±0 ±0 --- --- ---

S18 B CUT+- -128～+1 27 ---

S19 R DRV+- - 128 ～+1 27 - -- +5 +13 +7 ±0 --- --- ---

S20 B DRV+- -128～+1 27 - -- +6 -25 -9 ±0 --- - -- - --

S21 N TSC MA T 0～3 33112211

S22 BL ACK S T 0～3 1 --- 1 --- --- --- --- ---

S23 D CRE ST 0 ～1 1 --- 1 --- --- --- --- ---

S24 D CRSW 0～1 1 --- 1 --- --- --- --- ---

AV-36D503 /Y AV-36D303 /Y AV-36D203 /Y

RF / S-VIDE O / COMPOSITE VI DEO

STANDARD THEATER STANDARD

LOW HI GH LOW HIGH LOW HIGH LOW HIGH

AV-36D503 /R AV-36D303 /R AV-36D203 /R

COM PONENT IN PUT

0 -10 --- --- ---

AV-36D503 /M AV-36D303 /M AV-36D203 /M

THEATERNo . Setting item Variable range

No.51948

Page 20

V-36D503

V-36D303 V-36D203

No . Se tt ing ite m Va riabl e range RF

S25 AS Y SHRP 0 ～7544

S26 BP F FO 0 ～10 0 ---

S27 KIL R OFF 0～10 0 ---

S28 KIL R SEN 0～11 1 ---

No. Setting item Variabl e ra nge Init ial se tting v al ue No. Setting item Va riabl e ra nge Initial set ting v al ue

S29 RGB MU TE 0 ～10S39Y MUTE0～10

S30 BLUE B 0～1 0 S40 SVM GAIN 0～30

S31 VIDEO SW 0～3 3 S41 SVM PH 0～30

S32 CMP AB CL 0～1 0 S42 WPL 0～10

S33 OSD ABL 0～1 0 S43 COL GMM 0～10

S34 OSD CON T 0～63 10 S44 V1 GAIN 0～74

S35 SUB CONT 0～15 8 S45 AGC ADJ 0～127 63

S36 AB L GA IN 0～3 0 S46 VMOFF DE -128～+127

S37 ABL PNT 0～33S47APC CLK0

S38 Y G AM MA 0～31

SOUND MODE

S-VI DEO

COM POSITE VI DEO

COM PONENT IN PUT

～

No. Se tting it e m Variabl e ra nge Init ial setting v al ue No. Setting item Va riabl e ra nge Initial set ting v al ue

A01 IN LEVEL 0～1 5 10 A04 SAPC 0 / 1 0

A02 LOW SEP 0～6 3 32 A0 5 BB E BA SS -128～+127 +3

A03 HI SEP 0～6 3 32 A0 6 BB E TRE - 128～+127 -4

3L Y / C MODE (Do not adjust)

No. Va riabl e ra nge Initial set ting v al ue No . Va riabl e ra nge Initial set ting v al ue

LYC01 0～74 LYC070～11

LYC02 0～71 LYC080

LYC03 0～10 LYC090～11

LYC04 0～10 LYC100

LYC05 0～15 2 LYC11 0～10

LYC06 0～10 LYC120

～

No.51948

Page 21

V-36D50

V-36D30 V-36D20

DE F M OD E

AV-36D503 /Y AV-36D303 /Y

AV-36D203 /Y

D01 V FREQ

D02 AFC GAI N 0～3020200

D03 H POSI 0～3 1 16 16 16 16 16 16

D04 H POS I+ - -128～+127 --- --- --- --- --- ---

D05 V PHASE 0～7000000

D06 V P H+ - -128～+127 --- --- --- --- --- ---

D07 V SIZE 0～+ 127 52 52 60 60 82 82

D08 V S IZE+ - - 128～+127 --- --- --- --- --- ---

D09 V CENTER 0～6 3 32 32 32 32 32 32

D10 V CENT+- -128～+127 --- --- --- --- --- ---

D11 V S CORR 0～15335555

D12 V S CO+- -128～+127 --- --- --- --- --- ---

D13 V LIN 0～15 12 12 12 12 13 13

D14 V LIN+- -128～+127 --- --- --- --- --- ---

D15 H SIZE 0～63 32 32 32 32 27 27

D16 H SIZE +- -128 ～+127 --- --- --- --- --- ---

D17 WVMT TOP 0～3000000

D18 WVM T BTM 0～3000000

D19 EWCR TOP 0～3 1 13 13 13 13 13 13

D20 EWCR T+- -128～+127 --- --- --- --- --- ---

D21 EWCR BTM 0～31 14 14 14 14 14 14

D22 EWCR B+- -128～+127 --- --- --- --- --- ---

D23 EW PARA 0～63 37 37 34 34 31 31

D24 EW PA RA +- - 128 ～+127 --- --- --- --- --- ---

D25 V EHT 0～7000000

D26 V E HT + - -128 ～+127 --- --- --- --- --- ---

D27 H EHT 0～7000000

D28 H EH T + - -128 ～+127 --- --- --- --- --- ---

D29 TRAPEZ 0～6 3 30 30 35 35 35 35

D30 TRAPEZ+- -128～+127 --- --- --- --- --- ---

D31 V AGC 0～1000000

D32 BLANK SW 0～1000000

D33 VRMP BI 0～1000000

0～3

030300

S-VI DEO

COM POSITE

AV-36D503 /R AV-36D303 /R

AV-36D203 /R

COM POSITE

S-VI DEO

AV-36D503 /M AV-36D303 /M

AV-36D203 /MNo . Setting item Variable range

COM POSITE

S-VI DEO

No.51948

Page 22

V-36D503

V-36D303 V-36D203

OTHERS MODE

No. Va riabl e rang e Initial se tting v al ue No. Variabl e ra nge Initial se t ting v al ue

F01 0～15 37 F15 0～63 0

F02 0～15 90 F16 0～63 10

F03 0～15 45 F17 0～63 20

F04 0～15 93 F18 0～255 2

F05 0～63 7 F19 -128～+127 +8

F06 0～10F20-128～+127 - 4

F07 0～63 2 F21 -128～+127 -10

F08 0～20F22-128～+127 -16

F09 0～255 5 F23 0～10

F10 0～255 5 F24 0～20

F11 0～255 16 F25 0～255 255

F12 0～63 32 F26 0～255 40

F13 0～255 3 F27 0～255 15

F14 0～255 5 F28 0～11

PIP M OD E

No. Setting item Variable range Init ial se tting value No. Setting item Variable range Initial set ting value

PIP01 BRIGHT 0～15 0 PIP28 MAT 0～11

PIP02 PICTURE 0～75 30 PIP29 YCOR 0～11

PIP 03 T IN T 0～63 42 PIP 30 XFREQF 0～11

PIP 04 C OLO R 0～15 6 PIP31 WTCHDG 0～11

PIP 05 R C UTO FF 0～15 0 PIP 32 COLO N 0～10

PIP06 G CUTOFF 0～15 0 PIP33 ACQNEW 0～10

PIP07 B CUTOFF 0～15 0 PIP34 DSTDET 0～11

PIP 08 R D RIVE 0～2 55 63 PIP 35 CRI BEOK 0～10

PIP 09 G DR IVE 0～255 65 PIP 36 FCBEOK 0～10

PIP 10 B D R IVE 0～255 65 PIP37 NOCRID 0～10

PIP11 L POSI 0～255 22 PIP38 NONSED 0～10

PIP 12 R POS I 0～255 15 PIP39 PIP ADJ 0～15 6

PIP 13 U PR POS I 0～1 27 12 PIP 40 BRI EX T -128 ～+127 0

PIP 14 LW R PO SI 0～1 27 11 PIP 41 PCT EXT - 128 ～+127 0

PIP 15 PICT L CK 0～1 1 PIP42 TN T EXT - 128 ～+127 0

PIP16 SELDEL 0～1 5 0 PIP 43 COR EX T - 128 ～+127 0

PIP 17 AGCF IX 0 ～1 1 PIP44 R -D EX T -128 ～+127 0

PIP18 AGCADST 0～1 0 PIP 45 G- D EX T -128～+127 0

PIP 19 AGC 0～15 7 PIP 46 B-D EX T -128 ～+127 0

PIP 20 BL KINVB 0～1 0 PIP47 BRT COMP -128～+127 0

PIP 21 BL KINVR 0 ～1 0 PIP48 PCT COMP -128～+127 0

PIP22 VSPDEL 0～31 0 PIP49 TNT COMP 0～63 40

PIP23 VSPISQ 0～1 1 PIP 50 COR C OMP 0～15 5

PIP24 RGBIN 0～1 0 PIP51 R-D COMP -128～+127 0

PIP 25 F RSEL 0～1 1 PIP52 G-D COMP -128～+127 0

PIP26 OUTFOR 0～1 0 PIP53 B-D COMP -128～+127 0

PIP 27 U VPO LAR 0～10

No.51948

Page 23

ADJUSTMENTS

BASIC ADJUSTMENT

Item

Check of B1 POWER

SUPP LY

Measuring

instrume nt

DC Voltmeter 1 : TP-91

Test point Adjustment part Description

3 : TP-E(#)

B1 connector

1. Recei v e th e blac k an d wh it e s ign al . ( color o ff)

2. C on nect th e D C vol tmet er t o B1 con ne ctor 1 pin ( T P-9 1) and

TP-E(#).

3. Conf ir m th at the volta ge is DC1 34V ±2V.

V-36D50 V-36D30 V-36D20

MAIN VCO adjus tme nt

SUB VCO adjus tme nt

Only for

AV-36D503

TUNER SUB HIGH LEVEL REF ERE NCE L EVEL

LOW LEVEL SYNC NO

Signal generator

Remote control unit

TUNER MAIN HIGH LEVEL REF ERE NCE L EVEL

LOW LEVEL SYNC NO

Remote control unit

VCO (MAIN) [SERVIC E MENU]

CW TRANSF. [MAIN PWB]

GREE N

VCO (S UB) [SERVIC E MENU]

SUB CW TRANSF.

[PIP PWB]

GREE N

Under normal conditions, no adjustment is required. And it must

n ot a djust wit hout s i g nal .

1. Recei v e th e NTSC b r oadc ast.

2. Se lec t the 10 VC O m od e fr o m the SERVIC E MENU.

3. It checks that turn the CW TRANSF. and the character of “HIGH LE VEL ” ch an ges the col o r.

4. N ext, it chec k th at t ur n t he CW TRANSF. on th e c ontr a ry and th e co lo r of “ LOW LEVEL” ch anged .

5. At this time, it che cks that “SYNC” is “YES”.

6. Turn th e CW TR AN SF . an d it i s mad e f or th e c har ac ter of

“REF ER EN C E L EVE L” to be c om e g r een. Ag ai n, it checks that “SYNC” is “YES”.

" Thi s a dj ust me nt is only f or AV -36D 50 3. "

Under normal conditions, no adjustment is required. And it must

n ot a djust wit hout s i g nal .

1. Recei v e th e NTSC b r oadc ast.

2. Pu sh th e P IP key o n t he re mo te con tr ol un it. An d d ispl a y an y

broa dca st pr o gr am in th e PIP scr een t hat d if feren ce f r om MAIN

screen.

3. Se lec t the 10 VCO mode and switch the SUB mode by pressing

the CURSOR / key.

4. It checks tha t turn t he SUB CW TRANSF. and the character of

“HIGH LE VEL ” ch an ges the col o r.

5. Next, it ch eck th at turn the SUB CW TRANSF. on the contr ary an d t he color of “LOW LEVEL” ch ange d.

6. At this time, it che cks that “SYNC” is “YES”.

7. T ur n th e SUB CW T RAN SF. and it is ma de f or the c ha ra c ter of

“REF ER EN C E L EVE L” to be c om e g r een. Ag ai n, it checks that “SYNC” is “YES”.

No. 51948

Page 24

V-36D503

V-36D303 V-36D203

Item

RF AGC adjus tme nt

Measuring

instrume nt

Remote control unit

Test point Adjustment part Description

S4 5 AG C A DJ [ V/ C (S ) mode]

Adjustment item Va riabl e range Initial set ting v al ue

1. R eceive the b r oad c ast.

2. Enter to th e V /C(S) mode from SE RVICE MENU.

3. Se lec t t he S4 5 AG C A DJ item.

4. Pr es s the MUTING ke y and t urn th e c ol or t o off.

5. W i th t he CURS OR ke y to g et th e no is e in the s cree n pi ctu re

(zer o s id e of set ting v alu e) .

6. Pr es s th e CURS OR key several times and step when noise

disa ppe ars from t he scree n. At t his t ime, n ot t o incre as e the value too much.

7. Change to other channels and make sure that there is no

irregularity.

8. Pr es s the MUTING ke y and g et c olor o ut.

FOCUS adjus tme nt

Signal generator

Clear and fine

S4 5 AG C A DJ 0～127 63

FOCUS VR [In FBT]

1. Receive the crosshatch signal.

2. While looking at the scr e en, adj ust th e FOCUS VR to th e vertica l

an d h or i z ont al lines will b e cle ar an d m ak e fin e in a d etail .

3. M ak e s ur e t hat the pi ct ur e is i n f ocus even whe n th e sc reen get s

d ark ened.

No. 51948

Page 25

DEFLECTION CIRCUIT ADJUSTMENT

(

)

The setting (adjustment) using the remote control unit is made on the basis of the initial setting values.

The setting values which adj ust the screen to the optimum condition can be different from the initial setting val ues.

V-36D50 V-36D30 V-36D20

Item

V. CENTER V. SIZ E

adjus tme nt

Measuring

instrume nt

Signal generator

Remote control unit

Test point Adjustment part Description

D05 V P HAS E D07 V SI ZE [DEF(D) mode]

V. CENTER SW [MAIN PWB]

Ad just ment it em AV-36 D5 03 /Y

D05 V P HAS E 000

D07 V SI ZE 60 60 82

1. Receive the crosshatch signal.

2. Enter to the DEF( D) mo de f rom SER V ICE M ENU.

3. Se lec t the D05 V PH ASE, and it checks that the value of D05 V

PHASE is 0.

4. Ad jus t th e V. CE NTE R SW to bec om e th e si gn al ce nte r agree

wit h the CRT ve rt ic al cen ter .

5. T he n adj us t the D07 V SIZ E to the ve rtical screen size b ecome

th e values g ive n b el ow tab le (bott om of sc r een is to be l oca ted within the 85%～95% ran ge) .

Initial setting value

AV-36D303 /Y AV-36D203 /Y

AV-36D503 /R AV-36D303 /R AV-36D203 /R

AV-36D503 /M AV-36D303 /M AV-36D203 /M

Scr een size

VERTICAL SIZE ADJUSTMENT

Picture size

100 %

MODEL NAME VERTICAL SCREEN SIZE

AV-36D503 /Y AV-36D303 /Y AV-36D203 /Y

AV-36D503 /R AV-36D303 /R AV-36D203 /R

AV-36D503 /M AV-36D303 /M AV-36D203 /M

92 .0%

No. 51948

Page 26

V-36D503

V-36D303 V-36D203

Item

H SI Z E H. P OSITI ON SI DE

PINCUSHION

adjus tme nt

Measuring

Test point Adjustment part Description

instrume nt

Signal generator

Remote control unit

H POSITION ADJUSTMENT

Scr een siz e

D03 H POSI TION D15 H SIZE D23 EW PARA D19 EW CR T OP D 21 EW CR BT M

[DEF(D) mode]

1. Receive the crosshatch signal.

2. Ad ju st l ef t-rig ht cen ter w i th D03 H POSIT I ON t o become s creen cen ter a gree w it h C R T cen ter ( A=A’ as shown in fi gur e ).

3. Ad ju st t he h ori zont al size wit h D15 H SIZE to become t he value given below.

4. Ad ju st t he D23 EW PARA t o the verti cal li nes bec ome st r ai ght .

5. It check that, h orizo ntal size is not illegal.

6. W hen th e ver ti cal line s of 4 corn er d oes n ot tur n int o a str ai g ht,

adjusts them with D1 9 EW C R T O P an d D2 1 EW CR BT M to correctly.

Initial setting value

Ad j ust men t

item

D0 3 H PO SI T I ON

D15 H SIZE

D23 EW PARA

D19 EW CR TO P

D21 EW CR BTM

AV-36D503 /Y AV-36D303 /Y AV-36D203 /Y

AV-36D503 /R AV-36D303 /R AV-36D203 /R

16 16 16

32 32 27

37 34 31

13 13 13

14 14 14

AV-36D503 /M AV-36D303 /M AV-36D203 /M

Picture size 100%

H ORI ZO N T AL S IZ E AD JUST ME NT

Stra ight Stra ight

SIDE PINCUSHION ADJUSTMENT

MODEL NAME HORI ZONTAL SCREEN SIZE

AV-36D503 /Y AV-36D303 /Y

92 .0%

AV-36D203 /Y

AV-36D503 /R AV-36D303 /R

92 .0%

AV-36D203 /R

AV-36D503 /M AV-36D303 /M

92 .0%

AV-36D203 /M

No. 51948

Page 27

VIDEO / CHROM A CIRCUIT ADJUS TMENT

The adjustment using the remote control unit i s made on the b asis of the initial setting values.

The setting values which adjust the screen to the optimum condition can b e different from the in itial setting values.

Do not change the initi al sett ing v alues no t listed in “ ADJUSTM ENT”.

V-36D503 V-36D303 V-36D203

Item

WHITE BALANCE (Low Light) adj ust ment

Measur in g

instrument

Test point Adj u st ment item D escript ion

Signal generator

Remote control unit

BRIGHT

***

LOW LIGHT adjustment mode

LOW LIGHT BRIGHT(S01) [SERVIC E M ENU]

R CUTOFF(S11) G CUTOFF(S12) B CUTOFF(S13)

SCR EEN VR [In HVT]

1. R eceive a blac k a nd whit e s ig nal ( col or off) .

2. Sel ec t the LO W LIGHT M OD E fr om th e SER VIC E MENU.

3. Confirm the initial setting value of BRIGHT.

4. Confirm the initial setting value of R CUTOFF, G CUTOFF and B C U TOFF.

5. Di splay a s ing l e hor izon tal lin e b y pr essi ng t he ①①①① ke y of th e

remot e c ontrol unit.

6. T ur n th e scr e en VR al l th e wa y to the lef t.

7. Tur n th e sc r e en VR g r adual l y t o t he r i g ht fr om th e lef t u ntil either on e of th e r e d, bl ue or g reen c olor s a pp ear s f ai ntl y.

8. U se ke ys ④④④④～⑨⑨⑨⑨ of the re mo te c ontr ol unit and adjus t th e

oth er 2 c ol or s whic h e xcept t he ap pe ared col or t o wher e t he si ng le horizon tal l i ne a ppear s white .

9. Tur n the scre en VR to where th e s i ng l e hor i zont al l i ne glows faintl y.

10. Press th e ②②②② key to rel eas e the si ng le hor i zo ntal l i n e.

11. Adjust th e BR IGHT le vel t o b ec o me th e bl ac k co mp on ent shines white slightl y.

12. Confirm t ha t wheth er th e color i ng r edi en t of R, G or B is visi bl e to the bl ac k comp one nt, w hi ch s hines whi te sli g htly.

13. When t he color ing r edi e nt c an be se en, two c olors ot her tha n a visible c olor are adj uste d, and i t i s ma de to l o ok whit e.

14. Return the value of BRIGHT to initial setting value.

15. Press th e ③③③③ key to exit the WHITE BALANCE MODE.

Remote Control Unit

H.LINE ON

1 2 3

R CUTOFF

4 5

R CUTOFF

7 8

H.LINE OFF

G CUTOFF

EXIT

B CUTOFF

Adj ustmen t it em

Vari able

range

BRIGHT(S01) 0～ 127 64

CUTOFF ADJUSTMENT

Vari able

range

R CUTOFF(S11) 0 ～25 5 30

G CUTOFF(S12) 0 ～25 5 30

B CUTOFF(S13) 0 ～25 5 30

Initial setting

value

Initial setting

value

No. 51948

Page 28

V-36D503

V-36D303 V-36D203

Item

WHITE BALANCE (High Light) adj ust ment

DR IVE AD JUSTM EN T

R DRIVE (S14) 0 ～ 12 7 64

B DRIVE (S15) 0 ～ 12 7 64

Measur in g

instrument

Signal generator

Remote control unit

*** ***

HIGH LIGHT adj ustment

Test point Adj u st ment item D escript ion

Vari able

range

HIGH LIGHT [SERVIC E M ENU]

R DRIVE(S14) B DRIVE(S15)

Initial setting

value

1. R eceiv e t he NTSC bl ac k an d whit e sig nal (col or off).

2. Select th e HIGH L IGHT mode in the SERVICE MENU.

3. Confirm t he initial setting value of “G DRIVE” and “B DRIVE”.

4. If th ey ar e di ff er , se t t he S1 4 a nd S1 5 to th e cor rec t initial setting value in th e 1 V/C( S) m od e.

5. Adj ust th e sc r ee n col or to whi te wit h t he ④④④④ , ⑥⑥⑥⑥ , ⑦⑦⑦⑦ and ⑨⑨⑨⑨

keys of th e r e mot e contr ol unit.

Remote Control Unit

H.LINE ON

1 2 3

R DRIVE

4 5

R DRIVE

7 8 9

H.LINE OFF EXIT

B DRIVE

SUB BRIGHT adj ust ment

SUB CONTRAST adj ust ment

Remote control unit

S01 BRIGH T

S02 PICTURE

White b al anc e ( l o w l i g ht a nd hi g h lig ht) adj us tm ent sho uld be

don e.

1. Recei v e a N T SC br o adcast.

2. Select the 1 V/C(S) m ode fro m S ERVICE MEN U.

3. Select S0 1 BR IGHT of th e V /C(S) mode i n S ERVICE M ENU .

4. Confi r m t he i ni ti al se tting valu e of t he S01 BRIGHT.

5. If th e br i g htn ess is not th e b es t with th e i ni ti al s etti ng value ,

make fin e a dj ust me nt of t he S01 BRIGHT until you get the

opti mum bri g htness.

BRIGHT ADJUSTMENT

S01 BRIGH T 0 ～ 12 7 64

Brig ht adj us t ment s hould be done.

1. Recei ve a N TSC bro adc ast.

2. Select S02 PICTURE of t he V/C(S) m od e i n SER VIC E MEN U .

3. Confir m t he initi al se tting valu e of t he S02 PICTURE.

4. If th e co ntrast is not the bes t with t he initial se tti ng value, make

fine adjust ment of the S02 PICTURE un til y ou get t he opti mum contrast.

Vari able

range

Initial setting

value

PICTURE

AD JU STM EN T

S02 PICTURE 0 ～ 12 7 55

No. 51948

Vari able

range

Initial setting

value

Page 29

V-36D503

V-36D303 V-36D203

Item

adj ust ment

Measur in g

instrument

Remote control unit

generator

Oscilloscope

Remote control unit

Test point Adj u st ment part Descrip t io n

[ Method of adjustment without measur ing instru men t ]SUB COLOR

1. Recei v e t he br oa dcas t.

2. Select the 1 V/C( S) mod e fro m S ERVICE MEN U.

3. Select S0 3 COLOR o f t he V/C( S) m ode.

4. Confir m t he initi al se tting valu e of t he S0 3 C OLOR.

5. If th e col or i s no t t he best wit h t he Initi al s etting value, ma ke fi ne adjust ment of the S0 3 COLOR unti l y ou g et th e o ptim um col or .

Adjustment item Initial setting value

S03 COL OR 55

[ Method of adjustment using measurin g in st rument ]Signal

1. Inp ut t he full c ol or bar s i g nal i ncl udes t he 75% w hi te.

2. Select the 9 RF AFC mode from SERVICE MENU.

3. T ur n the AFC it em to off , a nd exit t o the SER VIC E MAIN

MENU.

4. Select th e 1 V/C( S) m od e fro m SERVICE MENU.

5. Select S03 COLOR o f the V/C ( S) m ode .

6. C onfi r m t he i ni ti al se tting valu e of t he S0 3 C OLOR g iven abo ve.

7. Connect the oscilloscope between TP-B and TP-E.

8. Adjust S03 COLOR a nd bri ng th e val ue of (A) in the illustration

to t he vol tag e s ho wn i n t he ta bl e b ell o w ( voltag e diff er enc e bet we en w hi te an d bl ue).

9. Exit to th e SER VICE MAIN M ENU.

10. Select the 9 RF AFC mode from SERVICE MENU.

11. Turn th e AFC i t em to on.

TP-B TP-E(!!!! )

[CRT SOCKET

PW B]

S03 COL OR [V/C(S) mode]

(

)

――――

(A)

)

＋＋＋＋

(

No. 51948

MODEL NAME Voltage difference [V]

AV-3 6D50 3 / Y AV-3 6D30 3 / Y AV-3 6D20 3 / Y

AV-3 6D50 3 /R AV-3 6D30 3 /R AV-3 6D20 3 /R

AV-3 6D50 3 /M AV-3 6D30 3 /M AV-3 6D20 3 /M

+18V

+20V

+18V

Page 30

V-36D503

gB(B)

(

)

(

)

V-36D303 V-36D203

Item

adjus tme nt

Measuring

instrume nt

Remote control unit

generator

Oscilloscope

Remote control unit

Test point Adjustment part Description

[ Method of adjustment without measuring instrument ]SUB TINT

1. R eceive the b r oad c ast.

2. Se le ct t he 1 V/C(S ) mo de from SE R VICE M EN U.

3. Select S0 4 TINT of th e V/C( S) mode.

4. C onf ir m th e in iti a l sett in g value of the S04 TIN T.

5. If the tint is not the best with the I nitial sett ing value, make fin e ad justmen t of th e S04 TINT until you get the optimum color.

Adjustment item Init ial se tting v alue

S04 TIN T 64

[ Method of adjustment using measuring instrum ent ]Signal

1. Inp ut the fu l l color bar s ign al i nclud es the 75% white .

2. Se le ct t he 9 RF AFC m ode f rom SERVICE M ENU.

3. T ur n t he AFC i tem to off , an d exit t o the SE R VIC E MAI N MEN U.

4. Se le ct t he 1 V/C(S ) mo de from SE RVIC E M EN U .

5. Select S0 4 TINT of th e V/C(S) m od e.

6. C onf ir m th e in iti a l sett in g value of the S04 TIN T given above.

7. C on nect th e osc illosc ope be twee n TP-B and TP- E.

8. Adjust S0 4 TINT and b rin g th e value of (B) in th e illustration to

th e voltag e s h ow n in th e ta ble b ell ow ( vo ltag e d iffer en ce

b etw een whit e a nd m age nta).

9. Exi t t o the SERVI CE MAIN MENU .

10 . Se le ct t he 9 RF AFC m ode f rom SERVICE M ENU. 11 . T ur n t he AFC i te m to on.

TP-B TP-E(#### )

[CRT

SOCKET PWB]

S04 TIN T [ V/ C (S ) mode]

MODEL NAME Voltage differences [V]

AV-36D503 /Y

――――

＋＋＋＋

No. 51948

AV-36D303 /Y AV-36D203 /Y

AV-36D503 /R AV-36D303 /R

AV-36D203 /R

AV-36D503 /M AV-36D303 /M

AV-36D203 /M

+2V

+6V

+2V

Page 31

PIP CIRCU IT ADJUSTMENT [Only for AV-36D503]

(

)

Item

PIP W HITE BALANCE

adjust me nt

HIGH LIGHT

Measuring

instrume nt

Signal generator

Remote control unit

Test point Adjustment part Description

PIP 08 R DRIVE PIP 10 B DRIVE

[PIP(PIP) mode]

V-36D50 V-36D30 V-36D20

1. R eceive the b lack a nd white signa l (c olor of f).

2. Se lec t t he 5 PIP mod e f rom SERVI CE MENU .

3. Se lec t t he PI P08 R DRIVE, PI P10 B DRI VE of th e P IP mode.

4. C onf ir m th e in iti a l sett in g values of PIP 08 an d PIP 10.

5. Ad jus t the PI P08 R DRIV E, PI P10 B DRIVE unt il th e scr een

becomes white.

PIP DISPLAY POSITION adjus tme nt

Adjustment position

U PPE R WI DT H

LO WE R WIDTH 80 %

LEFT WIDTH 80%

RIGHT W IDTH 80 %

Signal generator

Remote control unit

PIP 11 L POS I PIP 12 R POS I PIP13 UPR POSI PIP 14 LWR POSI

[PIP(PIP) mode]

Adjustment value

Scree n size

80 %

Adjustment item

PIP 08 R DRIVE

PIP 10 B DRIVE

1. R eceive the b lack an d white signa l (c olor of f).

2. Se lec t t he 5 PIP mod e f rom SERVI CE MENU .

3. Se lec t t he PI P11 L POS I of th e P IP mode.

1. Confirm the initial setting value of the PIP11 L POS I～PI P14

LWR POSI.

5. Ad jus t th e PI P11 ～PIP 14 to become the each PIP screen

ou tside edg es p os i ti on ed abo ut t he lef t menti o ne d val u es fr o m scr een ed ge.

Adjustment item Initial setting val ue

PIP 11 L POS I 22

PIP 12 R POS I 15

PIP13 UPR POSI 12

PIP 14 LWR POSI 11

Initial setting value

92 % H SIZE adjustment value

80 %

PIP S CREEN

80 %

92 % V SIZ E adjustment value

No. 51948

Page 32

V-36D503

V-36D303 V-36D203

MTS CIRCU IT ADJUSTM ENT

Item

MTS IN PUT LEVE L

che ck

Measuring

instrume nt

Remote control unit

Test point Adjustment part Description

A01 IN LEV EL [SOUND(A) mode]

1. Se lec t t he A01 I N LE VEL of th e S OUND m ode.

2. Verif y that the A01 I N LE VEL is set at its initial setting value.

Adjustment item Initial setting val ue

A01 IN LEVE L 10

MTS SE PARATIO N

adjus tme nt

L- Chann el signal wave form

1 cycle

TV audio mult iplex

signal generator

Oscilloscope

Remote control unit

R OUT L OUT

[AUDIO OUT]

R-C hannel crosstalk por ti on

Mi n i m u m

A02 LOW SEP A03 HI SE P

1. Inp ut th e ste r eo L s igna l (30 0H z ) fr om the T V au di o multip lex

si gn al g ene r ator t o the ant enna term in al .

2. Connect an oscilloscope to R OUT pin of the AUDIO OUT, and

disp lay on e c ycle p ort ion of t he 300H z si g nal.

3. Se lec t t he A02 L OW SE P of the SOUND MODE.

4. C onf ir m the in iti a l sett in g value of the A0 2 LOW SE P.

5. Ad jus t t he A02 LOW SEP s o tha t the stroke element of the

300Hz signal will bec ome minimum.

6. Change the connection of the oscilloscope to L OUT pin of the

AUDIO O UT , and enl ar ge the vol t age ax is.

7. Cha nge th e sign al t o 3 kHz, a nd sim i l ar ly adjust th e A0 3 H I

SE P.

Adjustment item Initial setting val ue

A02 LOW SEP 32

A03 HIGH SE P 32

No. 51948

Page 33

HOW TO CHECK THE HIGH VOLTAGE HOLD DOWN CIRCUIT

1. HIGH VOLT AGE HOLD DOWN CIRCUIT

After repairing the high voltage hold down circuit.

Thi s ci r cuit sh all b e ch ecked to op erat e co rrect ly .

2. CHECKING OF THE HIGH VOLTAGE HOLD DOWN CIRCUIT

(1) Turn the power switch on. (2) As s hown i n fi g ure, s et th e r es ist or ( bet ween 【S1 】conne ctor 【2】an d【3】).

(3) Make sure t hat th e scr ee n pic ture disap pe ar s .

(4) Temporarily unplug the power plug. (5) Remove the resistor (between【S1】co nnector【2】an d【3】).

(6) Ag ai n plug th e pow er pl u g, make su re th at t he norm al pi ctur e is displ ay ed on th e sc r ee n.

RESISTOR

V-36D50 V-36D30 V-36D20

RESISTOR

All model : 22.8kΩ±

NNECTOR

Ω±0.5% 1/4W

Ω±Ω±

No. 51948

Page 34

V-36D503

V-36D303 V-36D203

REPLACEMENT OF CHIP COMPONENT

CAUT IONS

1. Avoid heating for more than 3 seconds.

2. D o n ot ru b the elect ro des an d the r esis t p arts of the p att ern.

3. W hen rem oving a c hip part, mel t th e s older adequ ately .

4. D o n ot r euse a ch ip p ar t afte r re mo ving it .

! SOLDERING IRON

1. U se a hi g h i ns ulatio n s older i ng i r on wi th a thin poin ted e nd of it .

2. A 3 0w s older i ng i r on is rec omm end ed for easily r em oving p arts.

! REPLACEMENT STEPS

1. How to remove Chip parts

#### Resi st o rs, capacit ors , etc

(1) As sh own in the f ig ur e, pu sh th e pa rt w ith tw ee zer s and

alte rn at ely melt the s ol de r at eac h end.

(2) Sh if t with tweeze rs and r em ove th e c h i p p art.

#### Trans ist ors, diodes , va ria bl e r esist or s, etc

(1) Ap pl y e xt ra so ld er to eac h le ad .

SOLDE R SOLDE R

2. How to install Chip parts

####

Resi st o rs, ca pacit o rs , etc

(1) Apply solder to th e patt ern a s i ndicated in the fi g ure.

(2) Gr asp t he ch ip p art with tw ee z er s and pl ac e it on th e s old er.

The n hea t and me lt th e so lder a t both ends of t he chi p part.

#### Trans istors, diodes , varia bl e res ist or s, et c

(1) Apply solder to th e patt ern a s i ndicated in the fi g ure. (2) Grasp the ch ip p art wit h t weeze rs and p lace it on the s o l der .

(3) First s older lead A as indica ted in t he figure.

(2) As sh own in the f ig ur e, pu sh th e pa rt w ith tw ee zer s and

alte rn at ely melt th e sol d er at each le ad . S hi ft an d r em ove the chip part.

(4) The n solder le ads B and C.

Note : A fte r re moving t he part, r emove rem ain ing solder fr o m the

pattern.

No.51948