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15
10
.
Maintenance service and trouble
shooting
1). Adjustment item Explanation
:
OSD
Explanation
Range Remark
0 H.PHASE
H.PHASE
0~31
1 NT.H.PHASE H.PHASE
0~31 No
used
2 H.BLK.LEFT
0~7
3 H.BLK.RIGHT
0~7
4 V.SIZE
Vertical
Size
0~127
5 V.LINE
Vertical
Linearity 0~31
6 V.POSI
Vertical
DC
0~63
7 V.SC
Vertical
S-Correction
0~31
8 NT.V.SIZE Vertical
Size
-32~+31
9 NT.V.LINE Vertical
Linearity -16~+15
10 NT.V.POSI
Vertical
DC
-32~+31
11 NT.V.SC
Vertical
S-Correction -16~+15
12
RF.AGC
RF AGC Delay
0~63
13 VOL.OUT
Volume
Control
0~127
14 OSD
H.POSI
0~127
15 OSD
V.POSI
0~31
16 INPUT
LEVEL
0~15
17 SPECTRAL
0~63
(0~31)PHILIP
IC
18 WIDEBAND
0~63
(0~31)PHILIP
IC
19
STEREO VCO
0~63
No used
20
FILTER SET
0~63
No used
21
SAP VCO
0~63
No used
2). Setting item explanation:
OSD
Function
0 LA76814/LA768
12
0: select LA76814
1:select LA76812
1
SAP IC SELECT 0:TDA9850;1:CXA2104;2:TDA9855;3:UPC1815B
2 SUB.CONT
Sub-contrast(0-31)
3 SUB.COLOR
Sub-color(0-63)
4 SUB.SHARP
Sub-sharpness(0-31)
5 SUB.TINT
Sub-tint(0-63)
6
BLK.STR.DEF
Black level stretch (0:on; 1:off)
7
AFC GAIN
AFC gain (0:low; 1:high)
8
V.SEPUP
Vertical synchronize sensitive
0
low;1:high
9 CD.MODE
“
Count down mode
”
(LA76814:0/1;LA76812:0-7)
10 DIGITAL OSD
Digital OSD setting (0:anlyos 1:digital)
11 OSD CONT.
OSD contrast (0-127)/LA76814 (0-3)
12 GRAY MOD
Gray mode (0/1)
13 B.GAM.SEL
Blue
γ
select (0-3)
14 RG.GAM.DEF
Red
green
γ
define (0/1)
15 FBPBLK.SW
FBPBLK.SW
(0/1)
16 BRIGHT
ABL.TH
“
Bright.abl.threshold
”
(0-7)
17 EMG.ABL.DEF
“
Emg.abl.def
”
.
Maintenance service and trouble
shooting
Summary of Contents for HTX21S31
Page 12: ...11 6 Net dimension Haier Net dimension ...
Page 19: ...18 11 Circuit Diagram Circuit Diagram ...
Page 22: ...21 PCB ...