PRODUCT : CTV
PCB/ASSY : F.A.
Roadstar
SHEET : 2 OF 2
RAW MATERIAL / CONSUMABLES :
JIGS / FIXTURE INSTRUMENTS :
PREPARED BY
SR N STOCK NO
LOC DESCRIPTION
QPS
SERVICE REMOTE
1
TV SET
1
NOTE : WARM UP THE TV SET FOR AT LEAST 20 MINUTES ( DURING SOAKING AREA)
ENSURE "TONE" IN SETTINGS MENU IS "NORMAL" AND SELECTABLE PICTURE MODE IS "STANDARD"..
1
ENSURE THAT THE MODEL NAME DISPLAYED IN 'MODEL INFORMATION WINDOW' IS CORRECT.
2
TV SET WILL STOP IN FRONT OF CAMERA SENSOR ,CONNECT WHITE BALANCE SIGNAL FROM WHITE BALANCE TESTER.
TO TUNER INPUT OF SET.
3
AUTO DEGAUSSING WILL START.OBSERVE THAT , WHILE DEGAUSSING ,MONITOR DISPLAY WILL
APPEAR VIBRATING.AFTER DEGAUSSING , SENSOR WILL COME FORWARD TILL IT JUST TOUCHES TO SCREEN.
4
ENSURE THAT THE SET POSITION IS SUCH THAT SCREEN WILL BE IN FRONT OF SENSOR.AS WELL AS NEAR TO IT.
TAKE CARE THAT NO OSD WILL BE IN FRONT OF SENSOR SO THAT IT WILL NOT GET SENSED BY SENSOR WHILE TESTING
AND ADJUSTMENT OF WHITE BALANCE.
5
PRESS "MENU+6483" KEY AND HOTKEY "3" , SELECT SERVICE PARAMETERS FOR RGB CUTOFF
7
ADJUSTMENT & ADJUST IT BY VOL. UP/ VOL. DN KEYS. IF NEEDED ADJUST THE VALUES FOR PARAMETERS OF RGB DRIVES
6
IF NECESSARY, ADJUST THE 'SUB BRIGHTNESS' VALUE BY SELECTING APPROPREATE SERVICE PARAMETER.
7
THE ADJUSTMENTS ARE MUTUALLY INTERDEPENDENT SO ADJUST ALL ABOVE MENTIONED PARAMETERS TILL THE RED BLO
BAR COMES AT CENTRE AND "NG" DISPLAY TURNS IN TO "GOOD" .
SERVICE PARAMETERS:-
SPECIFICATIONS:
RGB CUTOFF'S
FOR ALL OTHER BRANDS
UOC/VX05T/ PIP
MOC POC/ROADSTAR TSB2
VX04T
X= 275+/- 5
RDC
RD
RD
R CUT
RDC
y= 292+/- 5
GDC
GD
GD
G CUT
GDC
FOR LOW BEAM Y=15
BDC
BD
BD
B CUT
BDC
FOR HIGH BEAM Y=113
RGB DRIVES
GDRV
GB
GB
GDRV
GDRV
FOR TOSHIBA BRAND
BDRV
RB
RB
BDRV
BDRV
X= 260
SUB BRIGHTNESS
y= 271
SBRT
SBRT
SUB-BRI
BRTS
BRTC
FOR LOW BEAM Y= 5
USE "STAND BY" KEY TO QUIT THE MANUFACTURING/SERVICE MODE
FOR HIGH BEAM Y= 99
PRODUCT : CTV
STAGE: SOUND Q.C.-1
PCB/ASSY :F.A.
Roadstar
SHEET : 1 OF 1
RAW MATERIAL / CONSUMABLES :
JIGS / FIXTURE INSTRUMENTS :
PREPARED BY
SR N STOCK NO
LOC DESCRIPTION
QPS
REMOTE
1
TV SET
1
1
CONNECT THE RF SIGNAL CORD TO TUNER.
2
CHECK FOR VOLUME VARIATION FROM ZERO TO MAX. (FOR CH-02 & CH-05) SOUND SHOULD BE DISTORTION
FREE AT MAX. VOLUME LEVEL.
3
CHECK FOR HISSING SOUND , DISTORTED SOUND PROBLEMS..
4
CHECK SOUND MUTE, AVL.
5
BANG THE CHASSIS FOR LOOSE CONTACT .
6
REMOVE THE RF SIGNAL CORD FROM TUNER.
7
FOR DETAILS, PLEASE REFER USERS GUIDE BOOK
PRODUCT : CTV
STAGE: PICTURE Q.C.-1
PCB/ASSY :F.A.
Roadstar
SHEET : 1 OF 1
RAW MATERIAL / CONSUMABLES :
JIGS / FIXTURE INSTRUMENTS :
PREPARED BY
SR N STOCK NO
LOC DESCRIPTION
QPS
1
TV SET
1
SERVICE REMOTE
2
EXT. DEGAUSSING COIL CHECKED BY
1
CONNECT RF SIGNAL CORD TO TUNER .
2
SELECT CHANNEL "EU 5CH" .CHECK FOR GEOMETRICAL ALIGNMENTS, DISPLAY ALIGNMENTS,(HEIGHT & WIDTH SHOULD BE
HEAD PATTERN.)
LION HEAD PATTERN SHOULD LOOK LINEAR AND SYMMETRICAL .
3
CHECK FOR FOCUS ADJUSTMENT AT DIAGONAL CENTRE OF PICTURE TUBE. '30' DIGITS ON LION HEAD
PATTERN SHOULD BE SHARP VISIBLE.
4
PRESS "ZOOM' KEY ON REMOTE TO SELECT "ZOOM' MODE AND CHECK THAT HEIGHT OF THE RETMA PATTERN IS
SELECT "WIDE" MODE AND CHECK THAT PATTERN HEIGHT IS 75% OF THE SCREEN.
5
SELECT CROSS HATCH PATTERN (EU 4CH) AND CHECK FOR CONVERGENCE QUALITY. HORIZONTAL AND VERTICAL LINES
SHOULD BE WHITE.
6
CHECK FOR SUB BRIGHTNESS ON CHANNEL ( EU 2CH).. SUB BRIGHTNESS SHOULD BE SUCH THAT 5 & 1/2 BARS ON
SUB BRIGHTNESS PATTERN WITH PICTURE MODE "STANDARD" ARE VISIBLE .
IF REQUIRED ADJUST PARAMETER "SB" IN SERVICE MENU-HOTKEY-3 FOR SPECIFIED SUB BRIGHTNESS ALIGNMENT.
7
CHECK THAT OSD DISPLAY IS NOT CUTTING ON COLOUR BAR+CIRCLE PATTERN WHEN 'ZOOM' MODE IS SELECTED.
8
CHECK FOR P-CONTROL- CONTRAST,BRIGHTNESS,COLOUR ,SHARPNESS.
9
CHECK FOR ALL BANDS TUNING WITH THEIR RESPECTIVE SOUND.
10 CHECK FOR WHITE BALANCE, TILT ALIGNMENT.& COLOUR PATCH.
11 CHECK FOR SELECTABLE PICTURE MODES AS STANDARD,DYNAMIC, MILD , USER.
12 CHECK CPT RELATED PROBLEMS (SCRATCH/CONVERGENCE-DYNAMIC&STATIC / YOKE TILT,CPT GAP OR TILT).
13 CHECK FOR RASTER COLLAPSE DURING SWITCH OFF, CHECK FOR THE PROBLEMS SUCH AS DAMPING
BAR, BLOOMING, RETRACE LINES, STRAY EMISSION ETC.
14 FOR DETAILS, PLEASE REFER USERS GUIDE BOOK
USE "STAND BY" KEY TO QUIT THE MANUFACTURING/SERVICE MODE
STAGE: WHITE BALANCE ADJUSTMENT
WHITE BALANCE METER
SB
WG
WB
DSPM2129
CR
CG
CB
5
