Filter
Top Products
Adjustment Procedures
5–10
1780R-Series Service Manual
Table 5–2: 1780R-Series Adjustments for Calibration Procedure (Cont.)
Step # Diag #
Circuit
Number
A #Adjustment Name
33 H Mag Reg A2 R344 11
34 Slow Sweep Trig Level A2 R761 13
35 Burst Lock Center Freq A7 C182 31
35 +Delta F Center Freq A7 C252 32
35 Output Center Freq A7 C452 32
35 DC Balance A7 R286 31
36 100% Phase A6 C570 25
36 Quad Phase A6 C850 28
36 Vert R–Y Gain A6 R227 28
36 Test Circle Ampl A6 R286 25
36 100% Gain Set A6 R56 8 25
36 Chrom Gain Range A6 R572 25
36 Horiz B–Y Gain A6 R643 28
36 SCH Gain A6 R667 27
37 DP Zero A6 C172 26
37 DG Offset A6 R167 26
37 Demod Offset A7 R314 34
37 DAC Offset A7 R315 34
37 DAC Gain A7 R322 34
37 Demod Offset A6 R369 26
37 Demod Gain A6 R370 26
38 VCO Adj A2 C1072 8
38 VCO Adj A2 C1194 15
38 Coarse SCH Adj A2 J986 15
38 Ref SCH Adj A2 R1263 8
38 Fine SCH Adj A2 R1281 15
38 SCH Offset A2 R1455 15
39 10 MHz Ref A4 C109 37
39 Cursor Clock Centering A4 L115 37
39 Analog Delay A4 R110 37
40 Lum Comp A6 C153 30
41 X Gain A6 R113 29
41 Y Gain A6 R308 29
42 RGB/YRGB Staircase Comp A5 C195 19