Alignment and Adjustments (Electrical)
Samsung Electronics
5-9
5-5 Electrical Adjustment (VCR Section)
5-5-1 Preparation
Electrical adjustments are required after replacing
circuit components and certain mechanical parts.
It is important to perform these adjustment only
after all repairs and replacements have been com
pleted. Also, do not attempt these adjustments
unless the proper equipment is available.
5-5-2 Required Test Equipment
1. Color Television or Monitor
2. Oscilloscope : Wide-band, dual-trace, trig-
gered delayed sweep.
3. DC Voltmeter
4. TV CH Generator
5. Attenuator
6. Recording tape. (Blank tape)
7. Pattern Generator : PAL color bar. 100%
White.
Fig. 5-4 Alignment Tape
0.3V
Burst Signal
(as fiat as possible)
White (100%) signal
White (75%)
signal
0.3V
0.7V
Horizontal sync signal
Fig. 5-5 Color bar signal of pattern generator
0.3V
Burst Signal
(as fiat as possible)
White (100%) signal
White (75%)
signal
0.3V
0.7V
Horizontal sync signal
Fig. 5-6 Color bar signal of alignment tape (75% Color Bars)
Summary of Contents for TI14B73X/XEU
Page 2: ...ELECTRONICS Samsung Electronics Co Ltd SEP 2001 Printed in Korea 3C15C SESA 2125 ...
Page 91: ...Troubleshooting 6 24 Samsung Electronics MEMO ...
Page 92: ...Schematic Diagrams 11 1 Samsung Electronics 11 Schematic Diagrams 11 1 VCR 1 4 ...
Page 94: ...Schematic Diagrams 11 3 Samsung Electronics 11 3 VCR 3 4 TP01 TP02 TP03 TP04 TP05 ...
Page 95: ...Schematic Diagrams 11 4 Samsung Electronics 11 4 VCR POWER BLOCK ...
Page 96: ...Schematic Diagrams 11 5 Samsung Electronics 11 5 TV MAIN 1 4 Power Line Signal Line ...
Page 99: ...Schematic Diagrams 11 8 Samsung Electronics 11 8 TV MAIN 4 4 Power Line Signal Line ...
Page 100: ...Schematic Diagrams 11 9 Samsung Electronics 11 9 TUNER IF NICAM STEREO Power Line Signal Line ...
Page 101: ...Schematic Diagrams 11 10 Samsung Electronics 11 10 2 nd IF STEREO Power Line Signal Line ...