Maintenance Service And Troubleshooting - Haier TV-8888-03 Service Manual

Maintenance Service and Troubleshooting

1). Adjustment item Explanation:
OSD
0 H.PHASE
1 NT.H.PHASE
2 H.BLK.LEFT
3 H.BLK.RIGHT
4 V.SIZE
5 V.LINE
6 V.POSI
7 V.SC
8 NT.V.SIZE
9 NT.V.LINE
10 NT.V.POSI
11 NT.V.SC
12 RF.AGC
13 VOL.OUT
14 OSD H.POSI
15 OSD V.POSI
16 INPUT LEVEL
17 SPECTRAL
18 WIDEBAND
19 STEREO VCO
20 FILTER SET
21 SAP VCO
2). Setting item explanation:
OSD
0 LA76814/LA768
12
1 SAP IC SELECT
2 SUB.CONT
3 SUB.COLOR
4 SUB.SHARP
5 SUB.TINT
6 BLK.STR.DEF
7 AFC GAIN
8 V.SEPUP
9 CD.MODE
Explanation
H.PHASE
H.PHASE
Vertical Size
Vertical Linearity
Vertical DC
Vertical S-Correction
Vertical Size
Vertical Linearity
Vertical DC
Vertical S-Correction
RF AGC Delay
Volume Control
Function
0: select LA76814
0:TDA9850; 1:CXA2104; 2:TDA9855; 3:UPC1815B
Sub-contrast (0-31)
Sub-color (0-63)
Sub-sharpness (0-31)
Sub-tint (0-63)
Black level stretch (0:on; 1:off)
AFC gain (0:low; 1:high)
Vertical synchronize sensitive
"Count down mode"(LA76814:0/1;LA76812:0-7)
Range Remark
0~31
0~31 No used
0~7
0~7
0~127
0~31
0~63
0~31
-32~+31 No used
-16~+15 No used
-32~+31 No used
-16~+15 No used
0~63
0~127
0~127
0~31
0~15
0~63 (0~31) PHILIP IC
0~63 (0~31) PHILIP IC
0~63 No used
0~63 No used
0~63 No used
1:select LA76812
0 Low; 1:high
16