
+
+
媒体编号
旧底图总号
底图总号
4.4 Option setting
Enter factory menu to call up SERVICE 8
Set OP1-OP5 bit as the following:
OP1 11100100 228
OP2 01010111 87
OP3 01101100 108
OP4 101011XX
(Philips Tuner:XX=00;ALPS Tuner:XX=10;QingJa Tuner:XX=10)
OP5 00100101 37
Definition of OP1-OP5 bit please see appendix A1
4.5 帘栅电压调整
4.5.1 首先进入工厂菜单,调出 SERVICE 4,将 VG2B 设置为 50(根据显像管型号不同,其
值参照 BOM)。
4.5.2 接收某个 NTSC 制信号,然后去调制信号。进入工厂菜单,再按“0”键进入 G2 调整模
式,调整高压包 SCREEN 电位器,使屏幕出现 VG2:INSIDE HIGH。
4.5 Grid voltage adjustment
4.5.1 Enter factory menu firstly to call up SERVICE 4, set VG2B as 50 (its value
please see BOM according to different CRT type)
4.5.2 Receive one NTSC signal and modulate the signal. Enter factory menu, then press
“
0
”
key to enter G2, adjust flyback transformer SCREEN potentiometer to display VG2:
INSIDE HIGH.
4.6 RFAGC 调整
4.6.1 接收 VH 段信号(七频道或十频道),输入 60dBμV 灰度阶梯信号。
4.6.2 进入 SERVICE 4,选中 TOP,调节使得图像噪声点刚好消失。
4.6 RFAGC adjustment
4.6.1 Receive VH signal (Channel 7 or channel 10), apply 60dBμV gray scale signal
4.6.2 Enter SERVICE 4 to select TOP, then adjust it so that picture noise is just
disappeared
4.7 FOCUS 的调整
4.7.1 接收五圆图,将图像调到标准状态。
4.7.2 调节聚焦电位器(行输出变压器上),使图像中央四角聚焦最佳为止。
4.7 FOCUS adjustment
4.7.1 Receive five circles pattern, adjust the pattern to standard mode
4.7.2 Adjust focus potentiometer (horizontal output transformer) so that the center
and four corners of pattern are the best focus.
拟 制
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审 核
KDT133UY - TS
标记 数量 分区 更改标记
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Содержание KDT133UY
Страница 1: ...SERVICE MANUAL Color Television Receiver Model KDT133UY...
Страница 7: ...colour television receiver edition 1 page date...
Страница 8: ...KDT133UY colour television receiver...
Страница 9: ...OP1 OP5 bit A1 a...
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Страница 12: ...Attention...
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Страница 35: ...1 HEADPHONE OUTPUT FOR DOMESTIC VEHICLE USE...
Страница 64: ...30 39012286 PRINT IN CHINA...