Chapter 2 Specific Informations; Setting & Adjusting Data - Toshiba 27a50 Service Manual

CHAPTER 2 SPECIFIC INFORMATIONS
SAFETY INSTRUCTIONS
SERVICE MODE
ADJUSTING ITEMS AND DATA IN THE SERVICE MODE:
Item Name of adjustment
RCUT R CUTOFF
GCUT G CUTOFF
BCUT B CUTOFF
GDRV G DRIVE
BDRV B DRIVE
SCNT SUB-CONTRAST
BRTC SUB-BRIGHT
COLC SUB-COLOR
TNTC SUB-TINT
SAVC SAP VCO
ATT ATTENUATOR
STVC STEREO VCO
STRF STEREO FILTER
SPEC SPECTRAL
WBAN STEREO SEPARATION
HPOS HORIZ. POSITION
DESIGN MODE
ADJUSTING ITEMS AND DATA IN THE DESIGN MODE:
Item
OPT0 OPTION 0
OPT1 OPTION 1
CIRCUIT CHECKS
SETTING & ADJUSTING DATA
HIGH VOLTAGE AT ZERO BEAM:
MAX HIGH VOLTAGE:
Preset Data
←
40H
←
40H
←
40H
←
40H
←
40H
←
08H
←
40H
←
40H
←
40H
←
20H
←
20H
←
20H
←
20H
←
20H
←
20H
←
16H
Name of adjustment
FBT DETECTION VOLTAGE
27"
28.3kV
(A)
29.7 kV
(B)
Table-1
Item Name of adjustment
VPOS VERT. POSITION
HIT HEIGHT
LIN V-LINEARITY
VSC V-S CORRECTION
WID PICTURE WIDTH
DPC E-W PARABOLA (DPC)
CNR E-W CORNER
TRAP TRAPEZIUM
PCOL PIP COLOR
PHUE PIP TINT
VPS V-SHIFT
VCP V-COMPENSATION
HCP H-COMPENSATION
VFC V-F CORRECTION
DAC DAC
PBRT –
Table-2
Data
Preset Data 27"
20H
20H
80H 84H
Table-3
21.87V
(C)
Table-4
– 17 –
Preset Data
←
03H
1EH 18H
←
06H
04H 03H
←
18H
←
0AH
←
07H
←
09H
←
91H
←
09H
←
1BH
←
03H
←
00H
←
0FH
←
03H
←
0DH
Remarks