Sharp 14U10, Service Manual

14U10/15
14U20/25

3

3-1

3-2

ADJUSTMENT PRECAUTIONS

This  model's  setting  are  adjusted  in  tw

o  diff

erent  w

a

ys:

  through  the  I

2

C  b

us  control and  in  the con

v

entional

analog  manner

.  

The  adjustments via the I

2

C b

us control include preset-only items and v

ar

iab

le data.

1.

 Setting the ser

vice mode b

y

 the micr

opr

ocessor

.

1

.  Shor

t J

A

 122 & J

A

 124 f

or 1 second and release to s

witch to the ser

vice mode position, and the

microprocessor is in input mode

. (Adjustment through the I

2

C b

us control).

 (Use JWS K

e

y to set as

w

ell).

2

.  Press the CH DO

WN / UP k

e

y on the remote controller to get ready to select the mode one b

y one

.

3

.  Press the CH DO

WN / UP k

e

y on the remote controller to select the modes re

v

ersib

ly one b

y

 one

.

4

.  Using the 

V

O

LUME UP/ DO

WN k

e

y on the remote controller

, the data can be modified.

5

.  Shor

t J

A

 122 & J

A

 124 f

or 1 second and release to s

witch to the nor

mal mode (OFF)  position, and the

microprocessor is in out of the ser

vice mode

.

2.

F

actor

y Presetting.

1

.

S

hor

t J

A

 122 & J

A

 124 f

or 1 second and release to s

witch to the ser

vice mode position and tur

n on the

main po

wer s

w

itch.

 Initial v

alues are automatically preset, only when a ne

w EEPR

OM is used (J

udge

with the first 4 b

ytes ).

2

.

The initial data are preset as listed  in page 5, & 6.

3

.

M

ak

e sure the data need modify or not (Initial data).

Note:

Once the c

hassis has been assemb

ly

 tog

ether and read

y to be PO

WER ON f

o

r the FIRST 

TIME,

make sure to short JA122 & JA124 to switch to the service mode position first and then turn on the

main po

wer s

w

itc

h (See  2-

1

 abo

ve).

Precaution: If haven't done this initiation, it may possibly generate excessive Beam current.

3.

For reference please check with memory map

(U

A1 Series type RH-iX3368CE  Attac

hment)

SER

VICE MODE

(1)

In the Ser

vice Mode

, K

e

y is used to select the mode in the f

ollo

wing order

.

A

G

C &

GEOMETRIC

MODE

↓

A

GC 

T

AKE O

VER POINT (A

GC)

↓

 VER

TICAL SLOPE (V

-LIN)

↓

 VER

TICAL AMP (V

-AMP)

↓

 VER

TICAL SHIFT (V

-CENT)

↓

 HORIZONT

AL SHIFT (H-CENT) 

↓

 S-CORRECTION (S-COR)

WHITE POINT

ADJ

.

MODE

↓

W

.P

. RED STD

. W

.T

. (DRI-RS)

↓

W

.P

. GREEN STD

. W

.T

.(DRI-GS)

↓

W

.P

. BLUE STD

. W

.P

. (DRI-BS)

↓

W

.P

. RED COOL 

W

.P

.(DRI-RC)

↓

W

.P

. GREEN COOL 

W

.P

.(DRI-GC)

↓

W

.P

. BLUE COOL 

W

.P

. (DRI-BC)

↓

W

.P

. 

RED W

ARM W

.P

.(DRI-R

W)

↓

W

.P

. 

GREEN W

A

RM W

.P

.(DRI-GW)

↓

W

.P

. 

BLUE W

A

RM W

.P

.(DRI-BW)

SUB

ADJ

.

MODE

↓

MAX V

OLUME 

(SUB-V

OL)

↓

SUB CONTRAST (SUB-CON)

↓

SUB COLOUR (SUB-COL)

↓

SUB BRIGHTNESS (SUB-BRI)

↓

SUB TINT 

(SUB-TINT)

↓

SUB SHARPNESS (SUB-SHP)

↓

MAX HO

TEL 

V

O

LUME (HTL-V

OL)

↓

HO

TEL PR

OGRAM NO(HTL-PRG)

↓

OSD GRB REFERENCE (RGB)

↓

BLA

CK LEVEL OFFSET R(CUT

-R)

↓

BLA

CK LEVEL OFFSET G(CUT

-G)

↓

CA

THODE DRIVE LEVEL(CDL)

FOR

W

ARD :

 CH DO

WN KEY           

 REVERSE  :

 CH UP       KEY           

 * (      )   means OSD displa

y.

FOR

W

ARD :

 CH DO

WN KEY

 REVERSE  :

 CH UP       KEY

A

G

C &

GEOMETRIC

MODE

WHITE POINT

ADJ

.

MODE

SUB

ADJ

.

MODE

Y

-DELA

Y

ADJ

.

MODE

MISC

.

OPTION

MODE

IC

OPTION

MODE

OFFSET

ADJ

.

MODE