amstrad stv 20e free download

File name AmSTV20E.pdf

AMSTRAD STV 20E General Information Combination TV & Satellite Receiver Matrix Item See Model Book 5: 1H Delay Line Safety Notes ... Amstrad STV 2104 5 Alignment Points: VR10, L11 Fig. 3 1 This level starts Notes: 1: Be sure the tube surface faces East. 2: Make this adjustment under European magnetic field, (Vertical: 0.4G, Horizontal: 0.2G). 3: Always adjust Sub-Bright, V-Size, Cut-Off and PAL. 4: The allowable range during chroma temperature adjustment should be ±5% max. Y: 0.285 to 0.315 X: 0.275 to 0.305. 7: SECAM Chroma Bell Filter Fig. 9 Alignment Points: L12 Alignment Method: 1: Input the SECAM colour bar signal. 2: Turn the contrast, brightness and colour to max. 3: Connect the oscilloscope as in the following drawing. 4: Adjust L10 with core driver to meet same level with a (blanking) and I (white) as in the following drawing. Ref: Vp-p Adjustment Measurement Apparatus: Test Point: Adjusted Point: Adjustment Methods: Ref: Fig. 10 10: B-Y Demodulate Coil Alignment Points: L9 Alignment Method: 1: Input the SECAM colour bar signal. 2: Turn the contrast, brightness and colour to max. 3: Connect the oscilloscope as in the following drawing. Video Level Adjustment Input C/N: Modulated Signal: Measurement Apparatus: Test Point: Adjusted Point: Adjustment Methods: Ref: 2: Connect F-counter to from the 17th pin to the 20th pin. 3: Adjust C27 as the frequency to be 87381.3334 ± 0.5 Hz. Alignment Instructions +5V Adjustment Measurement Apparatus: Test Point: Adjusted Point: Adjustment Methods: Voltage Meter 5V adj. PP 02 Adjust to get +5V Fig. 2 Voltage Meter VPP Adj. PP 01 Adjust to get +21V (test mode 5). Fig. 2 20dB< Multiburst Oscilloscope Pin jack (PAL B.B) VR701 Fig. 1 Recommended Safety Parts Item IC1901 L1001 L1901, L1902 SW1901 T1002 AC1901 F1901 RE1901 PS1901 T1901 CRT1001 C1027 C1053 C1212,1213,1214 C1901,1902 C1079 C1078, 1079 C1061 R1093, R1094 R1946, R1998 R1071, R1999 R1091 R1082 R1907 R1908 R1095 R1096 Part No. 241031 241206 241210 241188 241174 241257 152603 241177 241178 241258 240778 241199 241200 157738 157794 254672 157741 194214 1420154 241243 241224 157545 241226 241244 241245 241246 241227 Description IC STK73907 Switching PSU Coil Pot Type 4.7uH 117M957 Line Filter TE002 SW Power 3350 FBT 1813481 AC Cord Fuse 4A (T) 250V Power Relay Posistor 5790117 Power Transformer Switching CRT/GS/SAM, 20" Capacitor 60pF Trimmer Capacitor 2.2uF 25V Tantal Capacitor 0.47uF Film Capacitor 0.1uF 250V Polypropylene Capacitor 0.0033uF 1.6KV Polypropylene Capacitor 0.0047uF 1.6KV Polypropylene Capacitor 0.47uF 200V Fuse Resistor 1 ohm 1/2W Fuse Resistor 1.2 ohm 1W Fuse Resistor 2.2 ohm 1/4W Fuse Resistor 2.2 ohm 1W Fuse Resistor 68 ohm 1/2W Cement Resistor 0.47 ohm 5W Cement Resistor 1 ohm 5W Cement Resistor 3.3K ohm 5W Cement Resistor 3.9K ohm 5W Alignment Method: 1: Input the Phillips pattern. 2: Connect the oscilloscope to IC5 pin 62 (synchronise the oscilloscope e