JVC AV27F703, AV27F713, AV27F803 Schematic

SERVICE MANUAL

COLOR TELEVISION

AV-27F703
AV-27F713
AV-27F803

BASIC CHASSIS

RM-C 326G
RM-C326
AV -2 7F70 3

AV -2 7F71 3

[RM-C 325G]
AV -2 7F80 3

AV-27F703
AV-27F713
AV-27F803

/S

/S

/S

GJ

(No.A111)

CONTENTS

! SPECIFICATIONS ････････････････････････････････
!

SAFETY PRECAUT IONS

!

FEATURES････････････････････････････････

! HOW TO IDENTIFY MODELS ････････････････････････････････
!

MAIN DIFFERENCE LIST

! FUNCTIONS ････････････････････････････････
! SPECIFIC SERVICE INSTRUCTIONS ････････････････････････････････
!

SERVICE ADJUSTMENTS ････････････････････････････････

! PARTS LIST ････････････････････････････････

★ OPERAT ING INSTRUCTIONS
★ STAND ARD CIRCUIT DIAGRAM ････････････････････････････････

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COPYRIGHT © 2002 VICTOR COMPANY OF JAPAN, LTD.

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･･･ 4

･･････

･･ 6

････

･････････････ 8

･･････････････････････････

3

5

No.520 05

Jun. 2002

Jun. 2002

A

V-27F703

A

A

V-27F713
V-27F803

SPECIFICATIONS

Items Cont e nts

Dimensions (W

Mass 94.6 Ibs (4 3.0 kg)

TV System

and C olor S yste m

TV Receiving Channels

and Frequency

CATV Receiving Channels

and Frequency

Intermediate Fr equency Vide o IF Car rier

Color Sub Carrier 3.58MHz

Power Input 12 0V AC , 60H z

Power Consumption 14 0W

Pictur e Tube 27 ” (6 8cm ) M ea sured Diag on al l y

Hi gh Vo l t ag e

Speake r

Audio Power Out put 5W + 5W

Input terminals

Fix Audio Output 50 0m V( r ms) , ( -4dBs ), LOW Im pe dance ( 400 H z when mod ul a ted 100%)

AV compulink ⅢⅢⅢⅢ Input 3.5 m m mi ni jac k

Antenna terminal 75Ω(VHF/UHF) Terminal, F-Type Connector

Remote Control Unit RM-C 32 6G(AV-27F703) / R M- C32 6( AV- 27 F71 3) /R M-C32 5G (AV -27F8 03 )

××××H××××

D) 29 - 7/8 ”×23”-3/8”×19-3/4” (758mm×59 3m m×5 00m m)

TV RF Syste m

Color System

Sound System

VL B a nd

VH B and

UHF Band

Low Band

High Band

Mid Band

Super Band

Hy p er Band

Ul tr a B an d

Sub Mid Band

TV/CATV Total Channel 18 0 Cha nn el s

Sound IF Carrier

Input 1 (Rear) S-Video

Vide o

Audio (L/MON O, R)

Input 2 (Rear) Video

Component video

Audio (L/MON O, R)

Input 3 (Front) Video

Audio (L/MON O, R)

Input 4 (Rear)

(For AV-27F8 03)

Component video

Audio (L/MON O, R)

CCIR(M)

NTSC

BTS C S ys tem ( M ul ti -Ch an nel S ound )

(02～06) 54 MHz ～88MHz
(07～13) 17 4M H z～21 6M Hz
(14～69) 47 0M H z～80 6M Hz

(02～06, A-8) by (02～06&0 1)
(07～13) by (07～13)
(A～1) b y (14～22)
(J～W) by (23～36)
(W +1～W+28) b y (37～64)
(W +29 ～W +84) b y ( 65 ～1 25)
(A8, A4～A1) by (01, 96～99 )

45 .75 MHz

41.25 MHz ( 4 .5MH z)

30 .0 kV±1.3kV (at zero beam current)

2“×4 -3/ 4” ( 5×12 cm ) Oval t ype×2

Y : 1V(p -p ) P ositive ( N eg ativ e s ync p rovided, w h en term i nat ed with 75 Ω)

C : 0 .28 6V(
1V (p- p ), 75 Ω

50 0m V( r ms) ( - 4d Bs ), High Im pe dance

1V p- p, 75 Ω

Y : 1 V( p- p) P ositive ( N eg ati ve sync provide d, when ter m i na ted with 7 5Ω)

PB, PR : 0.7V(p-p), 75Ω

50 0m V( r ms) ( - 4d Bs ), High Im pe dance

1V (p -p ), 75 Ω

50 0m V( r ms) ( - 4dB s ), High Im pe dance

Y : 1 V( p- p) P ositive ( N eg ati ve sync provide d, when ter m i na ted with 7 5Ω)

PB, PR : 0.7V(p-p), 75Ω

50 0m V( r ms) ( - 4d Bs ), High Im pe dance

(AA/R 6 /UM- 3 bat ter y×2)

p-p

) (Burst si g nal , wh en te rmina ted with 7 5 Ω)

(54MHz～ 80 4MH z)

De sign & speci f icat ions ar e su bject to chang e wi th ou t notice.

2

No.52005

A

3

A

3

A

3

SAFETY PRECAUTIONS

V-27F70
V-27F71
V-27F80

1. The d esi gn of t hi s p ro du ct c ont ai ns spec i al h ar dw ar e, man y
ci rcu its and co mp on ent s s pecial l y for saf ety purp oses. For
continued protection, no changes should be made to the
origi na l des ig n unl ess a uthor ized in wr iti ng by t he m an ufac tu re r.

Replacem en t parts must be ident ic al t o thos e us ed in th e
origi na l c ircui t s . S ervic e sho ul d be perf or me d b y qu al i fi ed
p ers onnel o nl y.

2. Alte r ati on s of th e des i g n o r circu i tr y of the p rodu cts s hou ld n ot
b e m ad e. A ny desi gn al te rations or ad di tio ns will vo id th e

manufacturer's warranty and will further relieve the
manu fact ur er of resp ons ib ilit y for pers ona l in ju r y or p rope rt y
d am age r esu lt in g t heref rom .

3. M an y electr i cal an d m ech an ic al pa rt s in th e produ cts h ave
sp ecial saf ety- r el at ed charact eris tic s. These charac teri stics ar e

oft en n ot e vid en t fr om v isu al in spe ction no r can t he prote ction
aff or de d by them n ecess ar ily be obtained b y usi ng
replac ement c o mp on ents ra ted for h ig her vo ltag e, wa ttag e, etc.
Replacem en t pa rt s whic h h av e t hes e sp ecial s afet y
ch aracteristi c s a re i d entified in th e par ts l ist of S ervic e m an ual.

Electrical components having such features a re identified
by shading on the schematics and by (!!!!) on the parts list

in S erv ice manual . The u se of a subst itute re plac emen t whi ch

does not have the same saf ety characteristics as the
reco mm en de d replac em en t pa rt s ho wn in the pa rts l ist of
Se rvi ce ma nu al m ay c ause sh ock, f ire, or o ther hazards.

4. Use iso la tio n tr an sf orme r when hot chassis .
The chassis and any sub-chassis contained in s ome products
are c on nect ed to one si de of th e AC p ower l i ne . An i sol a tion
tr ansf or m er of ad equ ate c ap ac ity sh ou ld be ins er t ed bet we en
th e p r odu ct and t he AC p ow er su pp ly p oint while p erfor ming

an y s er vic e on so me pr o duc ts when th e HOT c h 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 m od el 's p ower c irc uit is par t ly di f feren t in t he GND. Th e
diff er enc e of t he GND is sh ow n by th e LI VE : (") side GND,
th e ISO LATED( N EUTRA L) : (#) s ide GN D an d EAR TH : ( $)
si de GND . Don 't sho rt be tween t he LIVE s id e GN D a nd
ISO LATE D(N EUTRAL) side GND or EARTH si de GND and
never measure with a measuring apparatus (oscilloscope etc.)

th e LI VE side GND a nd ISO LATED(N EU TRA L) si d e G ND or
EARTH side GND at the s ame time.
If above note will not be kept, a fuse or any parts will be broken.

6. If any repa ir h as b een m ade to th e chass is, it is re c ommend ed
th at t he B1 se ttin g sh ou ld b e chec ked or adjuste d (S ee

ADJUST M ENT OF B 1 POW E R SUPPL Y).

7. The hig h volt ag e app lied t o the pictu re tube mu st co nform wi th
that specified in Service manual. Excessive high voltage can
cau s e an incr ea se i n X-Ra y emi ssi on , a rci n g and p ossi bl e
com po ne nt d am ag e, th er ef ore op er ati o n un der excess i ve hi gh

vol ta ge c ond it i ons sh ou ld be k e pt to a m in imum, or sh ould be
preve nt ed. I f s evere arc in g occu rs, r em ov e th e AC p ower
immediately and determine the cause by visual inspection
(inc or r ect installa tion , crac ked o r melte d hi gh voltag e h ar nes s,
p oor s olde rin g, etc. ). T o mainta in the pr op er minim um le vel of

soft X-Ra y emission, components in the high voltage circuitry
incl ud i ng the picture tu be mus t be the ex a ct r ep l acemen ts or
alte rn at ives appr o ved b y th e manuf actu r er of th e co mp l ete
prod uct.

8. Do n ot c hec k hi gh vol ta ge by d r aw in g a n ar c . U s e a hi gh
vol ta ge m ete r or a hi gh volt age pro be wi th a VT VM . Di sc h ar ge

th e p ictu r e tu be bef or e a tte mp ting meter co nne cti on , b y
con nec ting a c lip lead t o th e gr ou nd fr am e a nd con n ecti ng t he
oth er e nd of t he lead th roug h a 10kΩ 2W resist or to t he anode

bu tto n.

9. W hen s e rvi c e i s required, ob s er ve th e o rig in al l ea d dr es s.
Extra p r ecau tion sh ould be given t o assu re cor re ct lea d dr es s
in the h i gh v olta ge c ircu it ar ea . W her e a sh ort cir c ui t ha s
occu rre d, th ose c omp on en ts th at i nd ic ate ev iden ce of
overheating should be replaced. Always use the

manu fact ur er 's replace m ent compon ents .

10 . Isolation Check

(Safety for Electrical Shock Hazard)

Af ter re-a ssem bl ing th e pr od uct , always pe rf or m an iso lation
ch ec k on th e expo s ed m etal p ar ts of the c abin et ( ant en na

ter m ina ls, vi de o/a ud i o in pu t and out put t er mi n al s, Con tr ol
knobs, metal cabinet, screwheads, earphone jack, control
sh afts, etc .) to be sure th e pr o duct is saf e t o op er at e w i th out
d ang er of elect rica l shoc k.

(1) Di electric Strength Test

The is olat ion b etwe en the AC pri ma r y cir cu it and al l m eta l parts
exp osed t o th e us er, par ticu larly an y expo sed m etal p art h aving
a re tur n pat h to the ch assi s sh ou ld w i ths t and a volta ge of
11 00V AC ( r .m.s.) f or a p eriod of one s ec ond.

(. . . . Withstand a voltage of 11 00V AC (r.m. s.) to an applian ce

rate d up to 120V , a nd 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 meth od of tes t re qu ires a t est eq uip me nt n ot g en er al l y
fou nd in t he servi ce t ra de.

(2) Leakage Current Check

Plug t he A C line c ord direct ly int o th e AC ou tl et ( do not u s e a
line is olation tra nsf orm er dur i ng t his che ck.) . Using a " L eakage

Curr ent Tes t er", mea sure t he lea kag e cur r en t fr om each
exp os e d m etal part of th e ca bine t, partic ul ar l y an y expo s ed
metal part having a retur n path to the ch assis, to a known good
ea rt h gr o und (water p ipe, etc.). A ny lea kag e cur r en t must not

exce ed 0. 5mA AC ( r.m. s.).
Howev e r, i n t ropical a r ea, thi s m us t not e xc eed 0 .2m A AC
(r.m.s.).

"""" Altern at e Che ck M ethod

Plug t he A C line c ord direct ly int o th e AC ou tl et ( do not u s e a
line isolation transformer during this check.). Use an AC

vol tm et er h aving 100 0 o hm s per vol t or more sen s iti vit y in the
follo win g manner. C on nec t a 150 0Ω 1 0W r esistor pa ralle l ed
by a 0.15μ F AC-typ e cap ac i tor b etween an exp ose d meta l
p art and a kno wn g o od ear th gr ou nd (wate r pipe, et c.).

Measu r e th e A C voltag e ac r oss th e resi st or w it 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 s ur e t he A C vol ta ge acr os s th e r esis to r.
Now, reve rs e th e pl u g in t he A C out let a nd r ep e at e ach
measu r em en t. An y volta ge me as u re d m ust not exce ed 0.7 5V
AC (r.m. s.) . This corresp on ds t o 0 .5mA AC (r.m. s.) .
Howev e r, in tropic al ar ea, this m ust n ot exc ee d 0 .3V AC
(r.m.s.). T his corr esponds to 0.2m A AC ( r.m.s.).

AC VOLT METER
(HAVING 1000 Ω/V,

GOOD
EARTH

GR OUND

11 . High voltage hold down circuit check.

Af ter rep air of the hi gh volt ag e h old down ci r cuit, th is circu i t
sh all be c hecked to op er ate corr ectly.
See ite m "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. 52005

3

A

V-27F703

A

A

V-27F713
V-27F803

FEATURES

New chas s is design en abl es use of a si ngl e boar d with si mp lif ied

"

circuit ry.

User s can make f un to co nnect the D VD pl ayer wit h the compon ent

"

vid eo signal i npu t termi na l.

Provid ed w ith miniatu re tuner (TV/C ATV ).

"

Multif unct ional rem ote con tro l p erm its pic tu re a djustment.

"

Ad opti on of the CHANN EL GUAR D fu ncti on pr events th e s peci fic

"

chan nels from being selected, unl ess th e “ID nu mbe r” is k ey in.

2

"

I

C bus control utilizes single chip ICs.

"

Adoption of the VIDEO STATUS / TH EA TER PRO. fu nction.

"

Adoption of the ON /OFF TIM ER and SLE EP TI MER fu nction .

Built-in V-CHIP system.

"

Clos ed- caption b roadcas ts can be view ed.

"

Built- in MTS sys tem , B BE / HYPER- SU RROUND system.

"
"

S-VIDEO in put termi nal for tak i ng best advantag e of S uper VH S .

"

Dig it al Com b fil ter Improved pictur e quality.

"

Bu ilt-in EZ SURF system.(AV-27F8 03)

By pus h in g the E Z SURF key, B ack Pro gra m Inf ormation can be

displ ayed in written fr om pr ogr am Inf ormation us es a CAL L

LE TTER (br oadca sting stati on ID ) , a Netw or k name and a

Program name of XD S d ata, an d collec t’ s tu ni ng of the tune r f or
PIP one by one.

HOW TO IDENTIFY MODELS

• How to recognize from the appearance of the model concerned is written below. Please distinguish from several contents

curre ntly prin ted on the r ating label.

[RATING LABEL]

Indicated

AV -27 F703

AV -27 F713
AV -27 F803

Distinguish

INDICATED “S”

Please d ist in gui sh fr om sev era l conten ts
cur r entl y printed on t he Rati ng Label .

4

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MAIN DIFFERENCE LIST

V-27F703
V-27F713
V-27F803

!!!!

Parts Name

MAIN PW B SGJ -1004A -M2 SGJ -1003A -M2 SGJ -1002A -M2

PIP PW B ××SGJ -4001A -M 2

AV SEL PWB SGJ -5002A -M2 ← SGJ -5001A -M 2

3D Y/C S EP M OD ULE PWB

! FR ON T CABI. A SSY LC10878 -0 03B- A LC10878 -0 04A- A LC10 878 -0 03B- A

JVC M AR K CM48006 -008- C C M4 8006 -0 09- C CM48006 -008- C

! DOOR LC20628 -0 01C -A LC20628 -0 02A- A LC20628 -0 01C -A

!

KNOB (P OWER) LC31 237 -0 01A- A LC31 237 -0 02A- A LC 31 237 -0 01A- A

OPE RATION SH EE T LC31 238-0 04A- A LC 31 238 -0 05A- A LC31238 -0 04A- A

!

CONTR OL K NOB LC20217 -0 04B- A LC20217 -0 06A- A LC20 217 -0 04B- A

!

TERM INA L BOARD LC20899 -0 04A- A LC20899 -0 04A- A LC20 899 -0 05A- A

REMO CO N UNIT RM-C 326 G-1A RM-C 326 -1 A RM- C 325 G-1A

INPUT TER MINAL INPUT1～INPUT3 ← INPUT1～INPUT4

Model name

AV-2 7F 70 3/S AV-2 7F 71 3/S AV-2 7F 80 3/S

××

SGJ 0Y001A-M2

No.52005

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V-27F703

A

A

)

(Y,

,

)

V-27F713
V-27F803

FUNCTIONS

■■■■

FRONT PANEL CONTROL

2

1

3 6

5 8

4

1INPUT3 VIDEO termi nal 6VOLUME -/+ buttons

7 9

2

INPUT3 AUDIO L / MONO terminal

7

SENSO R RE M OT E CON TR OL

3INPUT3 AUDIO R ter minal 8ON TIMER LED

4

MENU button (▼)

5

CHANNEL -/+ buttons

OPERATE / butt ons (use MENU screen)

■

REAR TERMINAL

[[[[

AV -2 7F7 03 /S, AV-27F713/S ]

1

2

3

4 5

9

POWER button

1

2

3

4

[[[[

AV -2 7F8 03 /S ]

5 6

AV-27F703/S, AV-2 7F 713/S ]

[[[[

1

INPUT 1 (S-VIDEO, V, L/MONO, R) terminals

2INPUT 2 (V, L / MONO, R) terminals

/ COMPONENT VIDEO(Y, P

3

AUDIO OUT(L, R) terminals

4

AV CO MPULIN K

Ⅲ

B

, PR) terminals

5 VHF / UHF terminal

6

No.52005

AV-27F803/S ]

[[[[

1

INPUT 1 (S-VIDEO, V, L/MONO, R

terminals

2

INPUT 2 (V, L / MONO, R) terminals
/ COMPONENT VIDEO(Y, P

3

INPUT 4 (L, R) terminals
/ COMPONENT VIDEO

B

, PR) terminals

B

R

P

P

terminals

4AUDIO OUT(L, R) terminals

5

AV CO MPULIN K

6

VHF / UHF termi nal

Ⅲ

AV-27F703
AV-27F713
AV-27F803

■REMOTE CONTROL UNIT

RM-C326G : AV-27F703

RM-C326 : AV-27F713

1 2 3 4

5

6

7

8

9

10

11

12

13

14

/S

/S

15

18

19

20

21

17

16

1TV / CATV switch
2VCR / DVD switch
316 : 9 MODE Key
4POWER Key

TV VIDEO1 VIDEO2 VIDEO3

5INPUT Key

( )

6DISPLAY Key

0 15 30 ……165 180

7SLEEP TIMER Key

( )

8HYPER SUR. Key ( Can be changed ON / OFF )
9VIDEO STATUS Key
ATHEATER PRO key
BBBE key ( Can be changed ON / OFF )
CMUTING Key

DFUNCTION Key ( CH -/+ / VOL -/+ )

The FUNCTION keys operate CHANNEL and VOLUME normally.
These keys are also used to navigate MENU system.

EMENU Key
FNUMBERS Key
G100+ Key
HRETURN+ Key
ILIGHT Key
JV-CHIP Key
KEXIT Key
LVCR / DVD Keys

[RM-C325G : AV-27F803/S]

1 2 3 4

23

5

6

7

8

9

10

11

12

13

14

22

16

18

19

20

21

15

17

1TV / CATV switch
2VCR / DVD switch
316 : 9 MODE Key
4POWER Key

TV VIDEO1 VIDEO2 VIDEO3 VIDEO4

5INPUT Key(

)

6DISPLAY key

0 15 30 ……165 180

7SLEEP TIMER Key

( )

8HYPER SUR. Key ( Can be changed ON / OFF )
9VIDEO STATUS Key
ATHEATER PRO key
BBBE key( Can be changed ON / OFF )
CMUTING Key

DFUNCTION Key ( CH -/+ / VOL -/+ )

The FUNCTION keys operate CHANNEL and VOLUME normally.
These keys are also used to navigate MENU system.

EMENU Key
FNUMBERS Key
G100+ Key
HRETURN+ Key
ILIGHT Key
JV-CHIP Key
KEXIT / PIP OFF Key
LVCR / DVD Keys
MPIP Key
NEZ SURF Key (Back Program Information can be displayed.)

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V-27F703

A

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V-27F713
V-27F803

SPECIFIC SERVICE INSTRUCTIONS

DISASSEMBLY PROCEDURE

REMOVING THE REAR COVER

1. D isc onnect t he po w er plu g f ro m wa ll out le t.

2. As s hown i n th e Fig .1, rem o ve th e 12 screws marked

3. W i thdr a w t he r ear c over b ackw ar d.

!!!!

.

CHECKIN G THE CHASSIS

To check the PW Board fro m back side.

1. Pu ll out the ch assis (re fer t o REM OVI NG THE CHA SSIS) .

2. Erect th e c has sis ver ti ca lly so th at y ou can ea sil y check th e bac k

si de of the PW Boar d.

REMOVING THE TERMINAL BOARD

" After removing the rear cover.

1. As s hown i n Fig.1 , r emo ve t he scre ws ma rked

2. Withdraw the terminal board toward you.

""""

.

REMOVING THE CHASSIS

" After r emovi ng the rear c over / terminal board .

1. Sl i ght ly r ai se t he both si d es of c h assi s b y hand an d r em o ve th e

claws u nder th e both sid e of th e ch assis from th e front cabi net.

2

2. W i thdr a w t he c hass is backw a rd .

(If n ecess ary , r em ove t he wire clamp, c onnec t ors etc.)

REMOVING THE SPEAKER

" After removing the rear cover.

1. A s shown i n Fig. 1 , re mo v i ng th e 4 scr ews m ar k ed

remove the sp eaker.

2. Follow th e s ame st eps wh en r em oving th e oth er ha nd sp eak er.

NOTE : When removing the 4 screws mark ed

remove t he lower si de s cr ew f irs t, and th en remove th e

up per one .

####

####,

of th e s p eak e r ,

REMOVING THE LED & POWER SW PWB

"

After removing the rear cover & terminal board.

1. R em ove t h e 2 screws ma rked

2. Withdra w t he LE D & P OW ER SW PW B t oward yo u .
* If nec essary, remo ve th e wire clamp, connecto r etc.

as s hown in Fig. 1.

$$$$

then

[CAUT ION]

"

When e r ec ti ng th e ch assis, be car ef ul so tha t there will b e no

contacting with other PW Board.

"

Be for e tu rn ing o n p ower , make s ur e th at t he w i r e connec tor is

prop er ly c on nec ted .

"

When conducting a check with power supplied, be sure to

confirm that the CRT EARTH WIRE (BRAIDED ASS’Y) is

connected to the CRT SOCKET PW board.

WIRE CLAMPIN G AND CABLE TYING

1. Be sure t o clamp th e wire.

2. Never remove the c able tie use d f or tying th e wi res togethe r.

Should it b e inadverte ntly removed, be sure to tie the wir es with a
new cable tie.

REMOVING THE FRONT CONTROL PWB

" After removing the rear cover & terminal board.

1. R em ove t h e 2 screws ma rked

2. Withdraw the FRONT CONTROL PWB toward you.
* If nec essary, remo ve th e wire clamp, connecto r etc.

8

as s hown in Fig. 1.

%%%%

No.52005

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3

A

3

A

3

FRONT CABINET

SP EAKER

CRT SOCKET

PWB

FRONT CONTROL

Thi s e xplod ed v i ew describe s a bout th e AV -27F 8 03/S.

Yo u c an use the explo ded view for d i sasse mb ling t he
AV -2 7F70 3

this one .

/S

AV -2 7F71 3/S in t he s ame st ep a s f or

C

(×4)

PWB

V-27F70
V-27F71
V-27F80

LED & POWER SW

PWB

3D Y/C SE P MODULE

REAR COVER

AV-27F803

PIP PW B

AV-27F803

E

(×2)

/S

CHASSIS

CLAW

MAIN PWB

D

(×2)

POWER CORD

/S

CLAW

AV SE LEC TOR

PWB

TERMINAL

BOARD

B

(××××6)

AV-27F803

(××××4) AV-27F703

AV-27F713

/S

/S

/S

A

(×12)

Fig .1

No.52005

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V-27F703

A

A

)

S

▼/

S

US

V-27F713
V-27F803

MEMORY IC REPLACEMENT

1. Memory IC

This TV uses memory IC.
Thi s memory IC s t ores dat a for prop er o pera ti on of the vide o and deflecti o n cir cuits.

When r ep la cing t he m em or y IC , be sure to use an IC c o nta ini ng th is (initia l value ) d ata.

2. Memory IC replacement procedure

(1) Power off

Switch off th e p ow er a nd disc onn ect t he power co rd from t he w al l
ou tl et.

(2) Replace the memory IC

Be sure t o use a memory I C wri tte n with the initi al settin g data.

(3) Power on

Con nect the power cor d to the wall outle t a nd switc h o n the power.

SE RVICE M EN U

SERVICE MENU

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

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

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

7. LOW LI GHT 8. HIGH LIG HT

9.RF AFC 10.VCO

2

C BUS 12.SYSTEM(SYS)

11. I

AV-27F803

6.3D Y/C(DYC)

Verified

/S

(4) Co nfir m the syst em const ant value

"

12 .S YSTEM (SYS ) do not a dj ust normally .

"

The adjustment should not be done without signal.

! Ho w to enter the SERVICE MENU.

1) Press the SLE EP TIM ER key and set SLE EP TIME R for 「0 m i n」.

2) Be for e di sap pe ar the dis pla y of SLE EP TIMER settings,

si mu lt an eously pr ess the DISPLA Y key and VI DE O STAT US key o f
the remote c ontrol unit.

3) The SERVICE MENU screen will be displayed as shown Fig. 1.

!

Ho w to enter the 12. SYSTEM(SYS).

1) While the SERVICE MENU is displayed, select the

12.SYSTEM(SYS) item with FUNCTION (▼/▲) keys, and the

FUNCTION ( / ) keys is pressed, the screen will be displayed as
sh own i n F i g.2 .

5) R efe r to t he SY STEM ( SY STEM CONSTANT) TABL E 1 an d ch eck
the setting ite ms. If the value is d ifferent, select the s etting it em w ith

the FUNCTION ( ▼ / ▲) keys and adjust the setting with the

FU NCTION( / ) k eys . (Th e l ett ers of t he s elect ed ite m ar e
displayed in yellow. )

6) W hen ad jus tm ent has com pl et ed, th e va lu es st ore int o m em or y IC
automatically

7) Press the EXIT key to return the SERV ICE MENU screen.

8) T he n p ress th e EXIT key ag ai n to r eturn the n orm al scr een .

ELECT BY

OPERATE BY EXIT BY

EXIT

Fig.1

12.S YSTEM(SY S

SETTING ITE M

***SYS0 1 VID EO I N

SETTING No SETTING V ALUE

Fig. 2

KEY ASSIGNMENT OF REMOTE CONTROL UNIT

(RM-C325G)

POWE R

DISPLA Y

(5) Receive the channel setting

Refer to the OPERATING INSTRUCTIONS (USER'S GUIDE) and

SLEEP

TIMER

NUMBER

set the rece ive c h ann els ( Cha nn el s Prese t) as desc ribe d.

VIDEO

(6) User se tt in gs

Check th e us er sett in g it ems acc ordi ng to TABL E 2 .

Where thes e do no t agr ee , refer to th e O PE RA TIN G
INSTRUCTIONS (USER'S GUIDE) a nd set the ite ms as d escrib ed .

TAT

FUNCTION

▲

MUTIN G
ME MO RY

FUNCTION
/

EX IT

(7) SERVICE MENU setting

PIP OFF

Verify what to set in the SERVICE MENU, and set whatever is

necessary( Fig.1) .
Refe r to t he SERVI CE ADJ USTM ENT f or s etting.

NOTE

Alth ou gh des ign i s d i ffer ent, eac h r em ot e c ontr oller
has the same control function.

10

No. 52005

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3

12.SYS TEM(S YS) 【Syst em Con stant se tting】

Initial set ting v al ue Initial set ting v al ue

No. Setting item

AV-27F803

/S

AV-27F703

AV-27F713

/S

No. Setting item

/S

AV-27F803

/S

AV-27F703

AV-27F713

SY S01 VIDEO IN 04 03 SY S13 HYP SU RR 01 01

SY S02 PIP 01 00 SY S14 16:9 MD 01 01

SY S03 3D Y/ C 01 00 SY S15 HYP S CA N 01 01

SY S04 Y CV 01 01 SY S16 EZ SU RF 01 00

SY S05 CCD P CHK 01 01 SY S17 ID DISP 01 01

SY S06 PURIT Y 00 00 SY S18 C OMP ULINK 01 01

SY S07 VM 01 01 SY S19 C CD 01 01

SY S08 NOISE CR 01 00 SYS20 VCHIP 01 01

SY S09 CLR TEMP 01 01 SY S21 VC H IP CA 01 01

SY S10 TH EATE R 01 01 SY S22 JVC L OGO 01 01

SY S11 TH EATE R PRO 01 01 SY S23 CMP IN 01 01

SY S12 BB E 01 01 SYS24 CXA1 87 5 00 00

Table 1

User setting

Setting item Setting value Setting item Setting value

Use remo t e control ler keys

POWE R

CHANNEL

VOL UME

TV/V IDEO

OFF

Cable-02

10

TV

DISPLA Y

VIDEO STAT US

H YP E R S U RROU N D

BB E

PIP SOURCE

Settings of MENU

PICTURE MENU INITIAL SETUP MENU

STANDARD

LA NG U AGE

TIN T CEN TER FR ONT PAN EL LO CK OFF

COLOR CEN TER V2 COMPONEN T-IN NO

PICTURE CENTER+14 AUTO SHUT O FF OFF

BRIGHT CENTER CLOSED CAPTIO N OFF (CC1 / T1)

DETAIL CENTER AUTO TUNER SET UP Unnecessary to set

+ 14 (A V-27 F8 03/S)
+ 10 (A V-27 F7 03

/ AV-2 7F713/S)

/S

COLOR TEMPERATURE LOW CHANNEL SUMMARY

NOISE MUTING ON V-CHIP OFF

SOUND ADJUST MENU SE T LOC K C OD E (000 0) Unn eces sary to set

BA SS

TR EBL E

BALANCE

MTS

CENTER

CENTER

CENTER

STEREO

XDS I D

CLOCK / TIMERS MENU

SE T CL OC K

MA NUA L

TIME ZONE : PA CI FIC

D.S.T. : OFF

ON / O FF TIMER

OFF

Table 2

OFF

DYNAMIC

OFF

ON

Cable-04

(A V-27 F803/S)

ENG

Se tting Ch ann el
Gu ar d ch an ne l : All OFF

ON

V-27F70
V-27F71
V-27F80

/S

/S

No. 52005

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V-27F703

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▼/

/

V-27F713
V-27F803

SERVICE ADJUSTMENTS

ADJUSTMENT PREPARATION

1. You ca n ma ke the n e ce ssa ry ad ju st me nts f or th is u n it with
either the Remote Control Unit or with the adjustment tools

and parts as given below.

2. Ad justment with the Remote Control Unit i s made on the

basis of the initial setting values, however, the new setting
values which set the screen to its optimum condition may

differ f rom th e initial settings.

3. Make sur e that AC power is tu rned o n correc tly.

4. T ur n on the pow er for s et an d tes t eq ui p ment bef or e use , and
start t he adj ustm en t proced ures aft er w ai ti ng at least 30 min ut es.

5. U nl ess o the r wis e s pec ified, pr ep ar e t he mo st su itab le r ecep tion
or inp ut si gn al for adj ust m ent.

6. Never touch any adjustment part w hi ch ar e not spe cified in th e
list for t his adjustment - variable res istors, transformers, initial
set ti ng val u e, etc.

7. Pres etti ng b efore adj ustm en t.
Unles s ot her wise spec ified in t he a dj ustme nt i nstr uct i ons, p r es e t

th e f ollo wing f un ctions with th e re mo te c ont ro l un it :

User menu preset value

MENU ITEM PR ES ET

VIDEO STAT US STA NDAR D

BA SS, TREB LE, BA LANCE C EN TER

HYPER SURROUND OFF

TINT, COLOR,
PICTURE, BRIGHT , DETAIL

MTS ST ERE O

CENTER

ADJUSTMENT EQUIPMENT

1. DC voltmet er (or digital voltmeter)

2. Oscilloscope

3. Si gn al g en er at or (P attern g en er at or)［NTSC

4. Remote control unit

5. T V a ud io m ulti ple x si gn al ge ne rator .

6. F r equ enc y c ou nte r

FUNCTION

］

KEY ASSIGNMENT OF REMOTE CONTROL UNIT

(RM-C325G)

POWE R

DISPLA

SLEEP
TIMER

VIDEO
STA TUS

▲

NUMBER

MUTIN G
ME MO RY

FUNCTION

EX IT
PIP OFF

ADJUSTMENT ITEMS

%

C HECK OF B1 POW ER SUPPL Y

ADJU ST M EN T OF VCO WHITE BA LAN C E( H ig h Li ght & Lo w L igh t) ad ju s tm ent

%

MAIN VC O adj ust me nt PIP W HITE BALA NCE ( H igh Light ) adju stmen t

SUB VC O ad ju stm ent SUB B RI GHT adjust me nt

RF. AGC adjustment SUB CONTRAST adjustment

FOCUS adjustment SUB COLOR adjustment

%

ADJUSTMENT DEF CIRCUIT SUB TINT adjustment

%

V. HE IGH T / V. CENTER(4:3) adjustment

V. HE IGHT / L. LIN ( 1 6:9) adju stm ent MTS INPU T L EVE L adj us t me nt

H. POS I, H . SIZ E & S IDE P IN [ ( 4: 3) &(16: 9 ) ] a djustm e nt MTS SEP ARATIO N adjustment

PIP DISP LAY POS I adjus tm ent

12

%

ADJUSTMENT OF VIDEO / CHROMA CIRCUIT

%

ADJUSTMENT OF MTS CIRCUIT

HOW TO CHECK THE HIGH VOLTAGE HOLD DOWN CIRCUIT

%

No. 52005

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3

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3

ADJUSTMENT LOCATIONS

V-27F70
V-27F71
V-27F80

LED & PW SW PWB

POWER

LED

SS

AV- 27F 803

3D Y/C SEP
MODULE

PI P P W B

(AV -2 7F803

B B

POWER

SW

S7701

D 770 1

IC62 1

AV SE LEC TOR PWB

T41 1

only)

/S

SUB VC O

SENSOR

I C7701

ONLY

/S

only)

/S

CN 007

IC70 2

MAIN PWB

me mo ry IC

IC20 1

FRONT AV IN PWB

CN 600 7

PW

WHT BL K

MENUVOL CH

F90 1

J6 403 J6 402 J6 401

CN 600 6

DEG

IC91 1

FRONT

FRONT

CN 003

(AV -2 7F803

CN 500 1 CN 500 3

CN 400 2

PIP T UNER/IF

IC10 1

T11 1

MAIN VCO

TUNE R

C

IC42 1

V CENTER SW

S421

S1

HV

CN 005

CR T EAR TH

(BRAIDED ASS'Y)

TP-E

( )

B1
(TP-91)

13

B1

HVT

HVT

HVTHVT

E1

UPPER : FOC US
LOWER : SCREEN

No. 52005

13

A

V-27F703

A

A

(

)

V-27F713
V-27F803

CRT SOCKET PWB

TOP

PIP PWB

PIP T UNER

AV-2 7F80 3

IC

/S

T41 11

SUB VC O

CN 300 4

TP-G

71

TP-R

TP-E( )

TP-B

CN 30E2

CRT EARTH

(BRAIDED ASS'Y)

AV SELECTOR PWB

J5 501

J5 502

AV- 27F 803

3D Y/C SEP
MODULE

ONLY

/S

TP-E2

1

TP-E1

V

CN 300 5

TOP

6

TOP

14

CN 400 2

No. 52005

J5 504
(AV -2 7F803

J5 503

)

/S

CN 500 1 CN 500 2

(AV -2 7F803

)

/S

A

V-27F70

3

A

3

A

3

5

/C(LYC)

Y

S

US

/

V-27F71
V-27F80

BASIC OPERATION OF SERVICE MENU

1. TOOL OF SERVICE M ENU OPERATION

Operate the SERVICE MENU with the REMOTE CONTROL UNIT.

2. In general, basic setting (adjustments) items or verifications are performed in the SERVICE MENU.

(1) V/C (S) ････････････････････ ････････････ ････ This set the s ettin g values (a djustm e nt values) of th e VIDEO/ CHROMA circuits.

(2) DEF (D)
(3) SOUND (A) ････････････････････ ････････････ This set th e s etting valu es (adjustment va lues) of the AUDIO circuit.

(4) OTHERS (F)
(5) PIP (PIP) ････････････････････････････････ ･･ This set the s ettin g values(ad justment valu es) of th e PICTURE-IN-PIC TURE circuit.

(6) 3LY/C(LYC) / 3DY/C(DYC) ･･･････････････････ Thi s is us ed when the 3 L( or 3D ) Y/C MOD E is ver ifi ed. [Do not adjust]

(7) LOW LIGHT･･･････ ･････････････ ････････････ Thi s se ts th e setti ng v a lu es (adjust ment val ues ) of t he W HITE BAL ANC E circui t.
(8) HIGH LI GHT ････････････････････ ･･･････････ This s e ts th e s etti ng va lues ( a djust ment values ) of the WH IT E B ALANC E c ircui t

(9) RF AFC･･･････ ･････････････ ････････････ ････ This i s us ed w hen th e R F AF C MOD E is verif ied. [Do not adjust]
(10) VCO ･･･････ ･････････････ ･･････････････････ This i s us ed w hen the I F VC O i s adjus ted.

(11) I2C BU S ･･･････ ･････････････ ･･･････････････ T his i s us ed w hen ON/O FF of t he I2C BUS CTRL is set. [ Fixe d ON ]
(12) SY STEM (SYS) ････････････････････ ･････････ This i s us ed w hen the S YSTE M is ve r if i ed. [Fixed va lue]

3. Basi c Op era tions of the SERVI CE M EN U
(1) Ho w to enter the SERVICE MENU.

Press th e SLE EP T IM E R key a nd s et th e SLE EP T IM ER for

｢ 0 MIN｣.

Then press the DI SPLAY key and VI DE O S TAT U S key of the

remote contr ol unit at the sam e time to ent er the SERV IC E
ME NU s c re en .(FiG .1)

(2) SERVICE MENU screen selection

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

･･･････ ･････････････ ･･･････････

This se t th e s ettin g valu es ( a djustm e nt values) of the DEFLECTIO N circuit.

This is us ed when th e OTH ERS MODE is veri fied. [Do not adjust]

(PIP i s me ans as P i cture In Pictu re ) [ AV- 27F803/S]

[3L Y/C(LYC) =AV-27F703/S, AV-27F 71 3/S / 3D Y/ C( DYC )=AV-2 7F 803/S]

In SERVI CE M ENU, press th e FUNCTION (▼/▲) key to

sel ect an y of th e SUB MEN U it em s.

(The l e tters of t he s elec t ed it em s are di sp la yed in ye llo w. )

SE RVICE M EN U

SERVICE MENU

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

3. SOUND(A) 4. OT HERS( F)
.PIP(PIP) 6.3L Y

7. LOW LIGHT 8.HI GH L IG HT

9. RF AF C 10.V CO

2

C BUS 12.SYSTEM(SYS)

11. 1

SELECT BY
OPERATE BY EXIT BY

Fig.1

AV-27F803

6. 3D Y/C(DYC)

EXI T

(3) Enter the any setting ( adjustment ) mode

1. V/C(S), 2. DEF(D), 3. SO UND( A), 4. OTHERS(F),

%

5. PI P( PIP) , 6 . 3L Y/C(L YC)
3D Y/C(DYC)

[AV -2 7F803/S]

[AV-27 F7 03/S / AV-2 7F713/S]

, 7. LOW LIG HT, 8. HIGH LIGHT,

9. RF AFC, 1 0. VCO, 1 1. I2C BUS an d 12 . SY ST EM(SYS)

mode.

1) If selec t an y of 1. V/C (S ) / 2. DE F ( D) / 3. SO UN D ( A)

/ 4. OTHERS(F) / 5. PIP(PIP) / 6. 3L Y /C(LYC)

[AV -27 F7 03/S / AV-2 7F713/S]

, 3D Y/C(DYC)

[AV -2 7F803/S]

7. LOW LIG HT / 8 . HIGH LIGHT / 9. RF AF C /

10. VCO / 11. I2C BUS / 1 2. SYSTEM(SY S) items, and

the FUNCTION ( / ) key is p ressed from SERVICE

MENU (MAIN MENU), the each screens will be
displayed as shown in figure page later.

2) T he n t he s ett ings or verificati on s ca n be p erfor m ed

KEY ASSIGNMENT OF REMOTE CONTROL UNIT

/

(RM-C325G)

POWE R

DISPLA

/

SLEEP
TIMER

NUMBER

VIDEO

TAT

MUTIN G
ME MO RY

FUNCTION

▼/▲

FUNCTION

EX IT
PIP OFF

Alth ou gh des ign i s d i ffer ent, eac h r em ot e c ontr oller

NOTE

has the same control function.

No. 52005

15

A

V-27F703

A

A

V-27F713
V-27F803

1.V/C(S)

R F 4 : 3 S T D L O W

S0 1 BR IG H T

2.DEF(D)

R F 4 : 3 S T D L O W

D 01 V F RE Q

3.SOUND(A)

A 01 IN L E VE L

***

***

***

SERVICE MENU (MAIN MENU)

SE RV ICE M E NU

1 .V/ C( S ) 2 .DE F (D )
3 .SO U N D(A ) 4 .O T HE RS (F )

5 .PI P (P IP) 6 .3 L Y / C( LY C )

7.LOW LIGHT 8.H IGH LIGHT
9 .RF AF C 1 0. VC O

2

C BUS 1 2. SYSTE M(S YS)

11.1

SEL ECT BY
O PE R AT E BY EX IT B Y EXI T

7.LO W L IGH T

BRIGHT

*** ***

***

***

8.HIGH L IGHT

***

***

Do not ad just

9.RF AFC

TOO HIGH GOOD TOO LOW

T U NE R MA IN
A F G ON

FIN E

***

4.OTH ERS(F)

F01

***

5.P IP( PI P)

PIP01 BRIGHT

***

6.3L Y /C(LYC) / 6.3D Y/C(DYC)

10.VCO

T U NE R MA IN

HIGH LEV EL
REFERENCE LEVEL
LOW LEVEL

SY N C N O

Do not ad just

11.I2C BUS

I2 C BU S O N

12.SYSTEM(SYS)

LYC01

***

SY S01 VIDE O IN

***

or DYC 01=AV -27F803

16

No. 52005

A

3

A

3

A

3

(4) Setting method

1) FUNCTION (▼/▲) key.

Select t he SETTIN G IT EM.

2) F UNCTION ( / ) key

Setti ng (ad just) th e SE TTING VA LUE of the SETT ING ITEM.
When the key is released the SETTING VALUE will be stored (memorized).

V-27F70
V-27F71
V-27F80

RF 4 : 3 STD LOW

SETTING ITEM

3) EX IT key
Retu rn s to th e pre vious scr een .

(5) Releasing SERVICE MENU

1) After returning to the SERVICE MENU up on completion of the setting
(adjus tm ent) wo rk, press t he EXI T key agai n.

★ The sett in gs for LO W LIG HT and H IGH L IGHT ar e descri b ed in th e

WHIT E BA LAN CE page of ADJ USTM ENT.

★ The set ti ng for MA IN VC O ar e d escr ib ed i n t he VCO p age of A DJ US T MENT .

SETTING N o

1.V/C (S)

BRIGHT

** * *** * **

***

7.LOW LIGHT

***S01 BRI GHT

SETTING VAL UE

** * ***

8.HIGH LIGHT

TUNER MAIN

HIGH LEVEL
REFERENCE LEVEL
LOW LEVEL

SYNC NO

10 .VC O

No. 52005

17

A

V-27F703

A

A

V-27F713
V-27F803

INITIAL SETTING VALUE OF 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 whic h
set the screen in its optimum condition may differ from the initial setting.

2. Do not change the initial setting values of the setting (adjustment) items not listed in “ADJUSTMENT”.

"

V / C M ODE

--- c an n ot be adjust m ent

RF STANDARD(4:3)

No . S e tti ng ite m

AV-27F803

STD(4: 3) STD(16:9)

/S

THE ATE R

(4: 3)

AV-27F703/S,AV-27F713/

STD(4: 3) STD(16:9)

S

THE ATE R

(4: 3)

EXTERNAL

AV-27F803

(S,CV)

AV-27F703

/S

AV-27F713

COMPONENT

/S

AV-27F803

/S

/S

S01 BRIGHT 64 --- --- 64 --- --- --- --- --- ---

S02 PICTURE 60 --- --- 60 --- --- --- --- --- ---

S03 COLO R 50 --- - -- 50 --- - -- - -- --- 46 46

S04 TIN T 68 - -- --- 68 - -- - -- --- --- 72 72

S05 DET AIL 38 - -- --- 33 - -- --- 40 35 45 40

S06 BRIGHT +- ---

±±±±

00 +01 - --

±±±±

00 +01 -01 -02

±±±±

00

S07 PICT + - --- -08 -10 --- -08 -10 ±±±± 00 ±±±± 00 ±±±± 00 ±±±±00

S08 COLOR +- ---

±±±±

00 -03 - --

±±±±

00 -03 -02 -02 --- ---

S09 TIN T+- --- ±±±± 00 - 03 --- ±±±± 00 -03 +11 +05 - -- - --

S10 DET AIL + - --- ---

±±±±

00 - -- - --

±±±±

00 --- --- --- ---

Initial set ting v al ue

RF/EXT (S,CV ) COMPONENT

No . S e tti ng ite m

STANDARD THEATER STANDARD THEATER

LOW HI GH LOW HIGH L OW HIGH LOW HI GH

S11 R CUT OFF 30 --- --- --- --- --- --- ---

S12 G CUT OFF 30 --- --- --- --- --- --- ---

S13 B CUT OFF 30 --- --- --- --- --- --- ---

S14 R D RI VE 64 --- --- --- --- --- --- ---

S15 B DR IVE 64 --- --- --- --- --- --- ---

S16 R C UT +- ---

±±±±

00

±±±±

00

±±±±

00 -10 --- --- ---

S17 G CUT +- --- ±±±± 00 ±±±± 00 ±±±± 00 ±±±± 00 --- --- ---

S18 B CUT +- ---

±±±±

00

±±±±

00

±±±±

00 -10 --- --- ---

S19 R D RV+- - -- + 05 + 13 + 07 ±±±± 00 --- --- ---

S20 B DRV +- --- +06 -25 -09

±±±±

00 --- --- ---

S21 N TSC MA T 03 03 01 01 02 02 01 01

S22 BL ACK S T 02 --- 02 --- --- --- --- ---

S23 D CRE ST 01 --- 01 --- --- --- --- ---

S24 D CRSW 01 --- 01 --- --- --- --- ---

AV-27F703
AV-27F713

±±±±

00

/S

/S

No . S ett ing ite m

RF EXTERNAL COMPONENT

S25 AS Y SHRP 04 04 04

S26 BP F FO 00 00 ---

S27 KILR OFF 00 00 - --

S28 KIL R SEN 01 01 ---

Initial set ting v al ue

18

No. 52005

A

V-27F70

3

A

3

A

3

V-27F71
V-27F80

No. Setting ite m Initial se tting v alue No. Setting ite m Initial se tting v alue

S29 RGB MUTE 00 S39 Y MUT E 00

S30 BL UE B 00 S40 SV M G AIN 03

S31 VID EO SW 03 S41 SV M PH 01

S32 C MP AB CL 00 S4 2 W PL 00

S33 OSD AB CL 00 S4 3 COL GMM 00

S34 OSD C ONT 07 S4 4 V1 GAI N 04

S35 SUB CONT 05 S4 5 AGC ADJ 63

S36 ABL GAIN 00 S46 VMOFF DE +03

S37 AB L PNT 03 S47 AP C CLK 01

S38 Y G AMMA 01

"

DE F M OD E

Initial set ting v al ue Initial set ting v al ue

AV-27F803/S,AV-27F703

No. Setting item

RF

(4:3)

D01 V FREQ 00 00 03 D18 WVMT BTM 00 01 00

D02 AFC GAIN 00 00 02 D19 EWCR TOP 12 --- 12

D03 H POSI 20 - -- 20 D20 EWCR T+- --- 00 ---

D04 H POSI+- --- 00 --- D21 EWCR BTM 14 - -- 14

D05 V PHASE 00 - -- 00 D22 EWCR B+- --- 00 ---

D06 V PH+- --- 00 --- D23 EW PARA 36 --- 36

D07 V SIZE 75 - -- 75 D24 EW PARA+- --- -15 ---

D08 V SIZE+- --- -30 --- D25 V EHT 00 --- 00

D09 V CENTER 32 - -- 32 D26 V EHT+- --- 00 ---

D10 V CENT+- --- 00 --- D27 H EHT 00 --- 00

D11 V S CORR 09 - -- 09 D28 H EHT+- --- 00 ---

D12 V S CO+- --- 00 --- D29 TRAPEZ 31 --- 31

D13 V LIN 10 - -- 10 D30 TRAPEZ+- --- 00 ---

D14 V LIN+- --- 00 --- D31 V AGC 00 00 00

D15 H SIZE 33 - -- 33 D32 BLANK SW 00 00 00

D16 H SIZE+- --- 00 --- D33 VRMP BI 00 00 00

D17 WVMT TOP 00 01 00

AV-27F713

RF

(16:9)

/S

/S

EX T
(4:3)

No. Setting item

RF

(4:3)

--- c an n ot be adjust m ent

AV-27F803/S,AV-27F703

AV-27F713

/S

RF

(16:9)

/S

EX T
(4:3)

" SOUND MODE

No. Se tting item Initial se tting v al ue

A01 IN LE VEL 10

A02 LOW SEP 32

A03 H I SE P 32

A04 SA PC 00

A05 BB E BASS ±±±±00

A06 BB E TRE -03

No. 52005

19

A

V-27F703

A

A

V-27F713
V-27F803

" OTHERS MODE (Do not adjust)

Setti ng ite m do not displa y

Initial set ting v al ue Initial set ting v al ue

No. Setting item

AV-27F803

/S

AV-27F703
AV-27F713

/S

No. Setting item

/S

AV-27F803

/S

F01 OSD POSI 37 37 F15 VCSN 1 00 00

F02 OSD PR EQ 90 90 F16 VCSN 2 10 10

F03 CCD POSI 39 39 F17 VCSN 3 20 20

F04 CCD FREQ 91 91 F18 VCSN STP 02 02

F05 CCD CONT 04 04 F19 VN DAT A +08 +08

F06 PUR WBCK 00 00 F20 VM D AT B -08 -08

F07 PUR CONT 02 02 F21 VM DAT C -20 -20

F08 SN TYP E 01 02 F22 VM D AT D -32 -32

F09 YCSN TM 05 05 F23 VM D AT E 01 01

F10 YCSN E 05 05 F24 VMOFF TY 02 02

F11 YCSN F 16 16 F25 YC VM OF F 25 5 25 5

F12 YCSN G 32 32 F26 EZSF T M 40 40

F13 VNR CHK 03 03 F27 XDSID T M 15 15

F14 VCSN TM 05 05 F28 FM TRAP 01 01

"

3L Y / C MODE (Do not adjust)

No. Setting item

Initial set ting v al ue

AV-27F703/S,AV-27F713

/S

LYC01 MO DE 04

LYC02 VE NH 01

LYC03 PDSO FF 00

LYC04 CB 00

LYC05 VNLR 02

LYC06 GSE L0 00

LYC07 GSE L1 01

LYC08 COR 00

LYC09 TRAP 01

LYC10 CHT RAP 00

LYC11 CBPF 00

LYC12 ENHOFF 00

AV-27F703
AV-27F713

/S

/S

"

3DY / C MODE [AV-27F803/S]

No. Se tting it e m Initial se tting v al ue No . Setting it e m Init ial setting value

DYC01 D7-0 21 DYC15 D7-0 09

DYC02 D7-4 00 DYC16 D7-0 24 1

DYC03 D1-0 00 DYC17 D7-0 37

DYC04 D7-0 193 DYC18 D7-0 08

DYC05 D7-3 04 DYC19 D7-0 68

DYC06 RF CDL 02 DYC20 D7-0 48

DYC07 EXT CDL 02 DYC21 D7-0 08

DYC08 D7-0 42 DYC22 D7-0 51

DYC09 D7-0 36 DYC23 D7-0 20 0

DYC10 D7-0 34 DYC24 D7-0 74

DYC11 D7-0 01 DYC25 D7-0 23 6

DYC12 D5-0 22 DYC26 D7-0 00

DYC13 D7-0 00 DYC27 D7-0 00

DYC14 D7-0 15 DYC28 3DYC 01

20

No. 52005

A

V-27F70

3

A

3

A

3

V-27F71
V-27F80

" PIP M OD E ( D o not ad ju st )[AV-2 7F803/S]

No. Setting item Initial se tting v al ue No. Se tting item Initial set ting v al ue

PIP01 BRIGHT 00 PIP27 UVPO LAR 00

PIP02 PICTURE 30 PIP28 MAT 01

PIP 03 T INTI 42 PIP 29 YCOR 01

PIP 04 C OLO R 06 PIP 30 XFR EQF 01

PIP 05 R CUTO FF 00 PIP31 WTCHDG 01

PIP06 G CUTOFF 00 PIP32 COLO N 00

PIP07 B CUTOFF 00 PIP33 ACQNEW 00

PIP 08 R DRIVE 63 PIP 34 D STDET 01

PIP 09 G DR IVE 65 PIP 35 CRI BEOK 00

PIP 10 B D RIVE 65 PIP 36 FC BEOK 00

PIP 11 L POS I 22 PIP 37 NOC RI D 00

PIP 12 R POS I 15 PIP 38 NON SED 00

PIP 13 U PR POS I 12 PIP 39 PIP ADJ 04

PIP 14 LW R POS I 11 PIP 40 BRI EXT 00

PIP 15 PICT LCK 01 PIP 41 PCT EXT 00

PIP16 SELDEL 00 PIP 42 TNT EXT 00

PIP 17 AGCFIX 01 PIP 43 COR EX T 00

PIP18 AGCADST 00 PIP 44 R-D EX T 00

PIP 19 AGC 07 PIP 45 G-D EX T 00

PIP 20 BL KINVB 00 PIP46 B-D EX T 00

PIP 21 BL KINVR 00 PIP47 BRT COMP 00

PIP22 VSPDEL 00 PIP48 PCT COMP 00

PIP23 VSPISQ 01 PIP49 TNT COMP 40

PIP24 RGBIN 00 PIP50 COR COMP 05

PIP 25 F RSEL 01 PIP51 R-D COMP 00

PIP26 OUTFOR 00 PIP 52 G-D COMP 00

PIP53 B-D COMP 00

NOTE The AV-27F703/S, AV-27F71 3/S mod el d o n ot ha ve P IP f unct ion, But, if me mo r y dat a is o ut of variabl e rang e, occ as iona lly s ome

prob lems h appen . Th en we n eed to inp ut t hes e d ata

.

No. 52005

21

A

V-27F703

A

A

(p

)

)

C

V-27F713
V-27F803

■

ADJUSTMENTS

B1 POWER SUPPLY

Item

Check of
B1 POWER
SUPP LY

Measuring

instrume nt

DC Vo lt met er 【【【【B1 】】】】

ADJUS TMENT OF VCO

Test point Adjustment part Description

1. Recei ve th e blac k- a nd -w hit e sign al. (colo r off )

Connector

in1 & pin3

TP-9 1(p in1)
TP-E (#):( pin3)

2. Connect th e DC vol tm et er to 【B1】co nnector pin【1 】( TP-91)
an d TP -E (#) ( B1 con nect or pi n 【3】).

3. Confirm that the voltage is DC134.5V±2V.

Item

MAIN VCO
adjust ment

SUB VCO
adjus tment

(AV-27 F8 03 O NL Y)

Measuring

instrume nt

Signal
generator

TUNE R
HIGH LEVEL

REFERE N

LOW LEVEL

SYNC :

TUNE R
HIGH LEVEL

REFERE NCE L EVEL

LOW LEVEL

SYNC :

MAIN

E LEVEL

YES

Signal
generator

SUB

YES

Test point Adjustment part Description

10 :V C O M AI N

CW TRANSF.(T111
[MAIN PWB]

GREE N

10 :V C O " It mus t n ot adjust witho ut sig na l

GREE N

"

It mus t n ot adjust wit ho ut signal

1. Recei ve col o r bar s ig nal.

2. Enter the SERVICE ME NU mo de .

3. Pr es s the ▲ key, and select the 10:VCO mode from the

SERVICE MENU.

4. Push the FUNCTION / key, and select MAIN.

5. Conf ir m th at th e co l or cha ng e f rom HIGH LE VEL to LOW

LEVE L by CW TRAN SF T1 11 at MA IN PW B, and ch eck the

SY NC : Y ES.

6. Adjust until REFERENCE LEVEL mark turns green.

And th en confir m that th e SY NC : Y ES again.

7. Press the EX IT key t o get out SE RVICE MENU.

1. Recei ve col o r bar s ig nal.

2. Enter the SERVICE ME NU mo de .

1. Press th e F U NCT IO N (▲) k e y, a nd s el ect th e 10 :VCO m od e

from the SERVICE ME NU.

4. Pu sh t he left / right ( / ) key, and select S UB.

5. Conf irm th at the ch ange f rom HI GH L EVEL to LOW LEVE L by
CW tr ansf or m er T4111 at P IP P W B, and c heck th e SY NC :

YE S.

6. Adjust until REFERENCE LEVEL mark turns green.

And th en confir m that th e SY NC : Y ES again.

7. Press the EX IT key t o get out SE RVICE MENU scr een.

22

No. 52005

A

3

A

3

A

3

ADJUS TMENT OF RF AGC

g

)

(

)

g

Item

RF. AGC
adjust ment

No. Setting item

S45 AGC ADJ

Measuring

instrume nt

ADJUS TMENT OF FOCUS

Item

FOCUS
adjus tment

Measuring

instrume nt

Signal
generator

Test point Ad justment part Description

S45:AG C ADJ 1. Rec ei ve a bl ac k and w hi t e signal (col or of f).

2. Select S45:AGC ADJ of th e V /C MODE.

3. Pr ess the MUT IN G k e y an d t urn of f c ol or .

4. Wi th th e FU NCTION key t o ge t th e n oise i n t he s cre en

pictu re ( zero s id e of s etting va lue).

Variabl e

range

0～127

Test point Ad justment part Description

Initial set tin

value

63

FOCUS VR
[In HVT]

5. Press the FUNCTIO N ke y several times and st ep when

n ois e d is appears f rom th e scr ee n ( a t th at time , not to in creas e
th e va lu e too much).

6. Cha nge t o ot her c han n els an d m ak e sure th at the r e i s n o
irregularity.

7. Press the MUTING key and get color out.

1. Receive the cross-hatch signal.

2. Whi le loo ki ng at t he scree n, adj u st th e FOC US VR to the

vertical and horizontal lines will be thinnest and sharpest
cen ter h ori zont al l ine .

3. Make s ur e t hat th e p ict ur e is in f oc us even w he n t he s cr ee n
g ets d ar kened.

V-27F70
V-27F71
V-27F80

ADJUS TMENT OF DEFLECTION CIRCUIT

Item

V. HE IGH T
V. CENTER

adjust ment
(4:3)

Sc re en
size

90. 0%

Measuring

instrume nt

Signal
generator

Screen size

Picture size (100 %

Test point Ad justment part Description

D05 :V PHASE
D07:V SIZE

V. CENTER SW
(S14 21 )
[MAIN PWB]

Pi ct ur e
size

( 100%)

1. Recei ve th e c r oss -hatch si gn al.

2. Enter the SERVICE ME NU.

3. Se lec t t he D 05 :V PHAS E of the 2 .DEF (D ) i te m, an d it check s

th at t he val u e of D05:V PHASE is 0.

4. Ad just the vertical scre en size of the visible screen top t o

90.0% wit h th e D0 7: V S I Z E and V CE NTER SW S1421 .

＊

Bottom is t o be loc ate d with 85%～95% range.

＊ It adjust it by DEF SERVICE D13: V LIN. And D11: VS CORR.

when vertical linearity is not even.

No. Setting item

D05 V PHASE 0～7 00

D07 V SIZE 0～127 75

Variabl e

range

Initial set tin

value

No. 52005

23

A

V-27F703

A

A

V-27F713
V-27F803

Item

V. HEIGHT
V. LINEARITY

adj ust ment
(16:9)

[B=B]

Ad j .

point

B

Measuring

instrument

Signal
generator

B

B

Item

No.

D08 V. SIZ E+- - 128～127

D14 V. LIN+-

Test point Adj ust ment p art D escription

Setting

item

Vari able

range

-128～127

D18:V. S IZE+ ­D14:V. LINE+ -

Setting value

(mm)

50mm

＊ Regular (4:3) size V. HEIGHT / V. CENTER adjust ment should

be fi nis he d.

1. Recei ve a blac k - an d- w hi te sign al ( col or of f).

2. Select 16:9 as pect mode wit h r e mo te c ontr ol unit .

3. Confirm t ha t th e widt h o f V. BLANKING is equal t o adj us tment
val ue (B).

4. If the a dj ust ment is not c or r ect, enter the SERVIC E MENU .

5. Then adj ust t he D 08:V. SIZ E+- a nd D 14: V. LIN+- to be sa m e

to a djustment value (B).

6. Press th e EXIT ke y to t wice t o ret urn t he nor mal sc r e en.

(NOTE)

＊ Whe n you c ha nge th e V ERTICAL adj ustment valu e of t he

reg ular mode (4 :3) , Re vi ew th e adjust ment of 16: 9 mo de

ag ain.

H. POSITI ON
H. SIZE &

SIDE PIN
adj ust ment
(4:3)

Scr e en
size

(90.0%)

No. Setting item

D03 H . POSI 0～31 20

D15 H. SIZE

Signal
generator

Screen size ( 90.0%)

Picture size ( 100%)

Vari able

range

0～63

D03: H.POSI .
D15:H . SIZE

D23: EW PARA
D19:EW CR TOP
D21:EW CR BMT

Pi ct ur e
size

(100%)

Initial setting

value

33

＊ V. HEIGHT / V. POS ITION a djust me nt s ho uld be fi nished.

1. Recei ve a cross - ha tc h sig nal.

2. Enter the SERV ICE MENU .

3. Sel ect th e D03: H. POS I from 2.DEF (D) item.

4. Adjust by H. POSIT ION to be same size at both side.

5. Then adj ust t he hor i zo ntal si ze of th e vis ible scr een at bo th
si ze to 90% wit h t he D 15:H .SIZE .

6. And adj ust t he ver tic al line at both s i de t o bec o m e l ine ar l ine b y
D23: EW PARA.

7. Confirm t he l inearit y of v er ti cal l i ne and h orizon tal size/

8. If it is necessary, readjust 1.～ 7.

9. Press th e EXIT ke y t wice t o ret urn t he nor mal sc r e en.

(NOTE)

＊ If it i s n ot str ai g ht th e vertic al up per an d b ott om cor n er li ne

adjust ment the upper an d bott om cor n er pin by D19:EW CR

TOP and D21:EWCR BTM.

D23 EW PARA

D19 EW CR TOP

D21 EW CR BMT

0～63

0～31

0～31

24

36

12

14

No. 52005

A

V-27F703

A

A

V-27F713
V-27F803

Item

H. POSITI ON
H. SIZE &

SIDE PIN
adj ust ment
(16:9)

(V)
Scr e en
size
90 .0 %

No. Setting item

D04 H . POSI+ - -128～+127 00

Measuring

instrument

Signal
generator

Screen size 9 0.0%

Pict ur e si ze 10 0%

Test point Adj ust ment p art D escription

(H)

Vari able

range

D04: H.POSI+ ­D16:H . SIZE+ -

D20:EW CR T+­D22:EW CR B+­D24: EW PARA+-

Pi ct ur e
size

10 0%

Setting

value

＊ V. HEIGHT / V. POS ITION a djust me nt s ho uld be fi nished.

＊ H. SIZE, H. PO SI and SIDE PIN adjustment should be

finishe d. (R eg ul ar size( 4: 3)) .

1. Recei ve t he cr oss - hatc h si g nal .

2. Select 16:9 as pect mode wit h r e mo te c ontr ol unit .

3. Enter the SERV ICE MENU .

4. Confir m bot h si d es o f c r oss- ha tch to be the a dj ust me nt v al ue

90% .

5. If i t not c orr ect, adj ust to be valu e 90% at the D16:H . S IZ E +-

and D 04:H .PO SI+- .

6. Confir m the verti cal 2nd line fro m lift and ri ght to be str aig ht.

7. If it is n ot str aight, a djust to be straight at D 2 4:EW PARA+- ,
D20:EW CR T+- and D22:EW CR B+-.

(NOTE)

＊ R evie w th e adjust ment of 16: 9 m od e ag ain wh en you c ha ng e

the SID E PIN a dj ust me nt value of r eg ul ar (4:3) mo de.

D16 H. SIZE+-

D20 EWCR T+-

D22 EWCR B+-

D24 EW PARA+-

PIP DIS PLA Y
POSITION
adj ust ment

(AV-27F 80 3/S)

Signal
generator

PI P scre en

-128～+127

-128～+127

-128～+127

-128～+127

00

00

00

00

PIP1 1:L POS I.

PIP1 2:R POS I.
PIP1 3:UPR POS I.

PIP1 4:LW R POSI.

X1
(UPPER POSI.)

＊ Main pictur e’s V. HE IGHT, V . PO SI, H. SIZE , H. POSI. Shoul d

be fi nis he d.

＊ Set t he VIDEO STATU S to STAND ARD.

1. Recei ve a blac k - an d- w hi te sign al ( col or of f)

2. Enter the SERV ICE MENU .

3. Sel ect th e 5:PI P(PIP) fr om SERVIC E MEN U.

4. Set t he initial setting value of the PIP13:UPR P OSI. with the

( / ) key of the remote control unit.

5. Adj ust th e PI P1 3: UPR POSI . so th at he posi ti o n of t he PIP

screen edg e of upp er will be at X1 as sh o wn.

6. Adjus t the cor r es p on di ng mod es o f PI P14, PIP11, PIP 12 wi t h

the s ame st eps as 3～5 abo ve.

Item

PIP1 3 UPR POSI 0～127 12 X1 80

No.

Setting

item

Vari able

range

setting

value

Setting position

POSI. (%)

PIP1 4 LW R POSI

PIP1 1 L. POSI

PIP1 2 R. POSI

0～127

0～255

0～255

Y1

(LEFT POSI.)

X2
(LOWE R PO SI. )

Y2

(RIGHT POSI.)

No. 52005

11 X2 80

22 Y1 80

15 Y2 80

25

A

V-27F703

A

A

V-27F713
V-27F803

ADJUS TMENT OF VIDEO / CHROMA CIRCUIT

Item

WHITE
BALANCE
(Low Light)
adjus tment

Measuring

instrume nt

Signal
generator

Test point Ad justment part Description

[LOW LIGHT]

BRIGHT

** * *** * **

***

S01:B RIG HT
S11:R CUTOFF
S12:G CUTOFF
S13:B CUTOFF

SCREEN VR

[ in HVT]

1. Recei ve th e blac k an d wh it e signal ( col or o ff ) .

2. Se lec t t he LOW LIGHT mode from the SERVICE MENU.

3. Confirm the initial setting value of R CUTOFF, G CUTOFF,
B CUT OFF and BRI G HT .

0. Display a sing le ho rizo nta l lin e by p r es sing t he ①①①① key of the

remote control unit.

5. Tur n the scr een VR a l l the way t o t he l eft.

6. Turn th e scr een V R g ra du al ly to the righ t from th e left u nti l
eith er o ne of the r ed, blu e o r g reen co lors ap pears f aintly.

7. Adju st th e two col or s which d id no t a ppe ar u ntil th e sing le
h oriz o nt al lin e t hat is disp la yed bec omes white usin g th e ④④④④

⑨⑨⑨⑨

to

keys of th e r em ot e contr o l un it.

8. Tur n th e scr ee n VR u ntil the si ng le h or i zon tal li n e i s displ a y ed

fain tly.

9. Pr es s the

10 . Ad jus t the BR IG HT lev el to b ecome th e bl ac k c omp on en t

shines white slightly.

11 . Conf ir m th at wh eth er the color i ng redie nt of R, G, o r B is visi bl e

to th e bl ac k c o mp one nt, which shine s whi te sl ig htl y

12 . When th e col o r in gr ed ient can be s een , t wo c olors o ther tha n a

visible color are adjusted, and it is made to look white.

13. Return the va lue of BRIGHT to initi al s etting value.

②②②②

key to cancel the single horizontal line mode.

[H.LINE SCREEN ]

REMOTE CONTROL UNIT

H.LINE ON EXITH.L IN E OFF

1

R C UTOF F B C UTOF FG CUTOFF

4

R C UTOF F B C UTOF FG CUTOFF

7

2

5

8

●

③③③③

The

EX IT key is the cancel key for the WHIT E BALANCE.

No. Setting item

S11 R CUT OFF

Variabl e

range

0～255

Initial set ting

value

30

3

S12 G CUT OFF 0～255 30

6

S13 B CUT OFF 0～255 30

S01 BRIG HT 0～127 64

9

26

No.52005