Tektronix VITS100 Manual do Utilizador Página 148
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Replaceable Electrical Parts
8–20
VITS100 NTSC VITS Inserter Instruction Manual
Replaceable Electrical Parts List (Cont.)
Component
Number
Mfr. Part Number
Mfr.
Code
Name & Description
Serial No.
Discont’d
Serial No.
Effective
Tektronix
Part Number
A1R227 322–3001–00 RES,FXD:METAL FILM;10 OHM,1%,0.2W,TC=100 PPM 91637 CCF501G10R00F
A1R228 322–3193–00 RES,FXD:METAL FILM;1K OHM,1%,0.2W,TC=100 PPM 91637 CCF501G10000F
A1R229 322–3193–00 RES,FXD:METAL FILM;1K OHM,1%,0.2W,TC=100 PPM 91637 CCF501G10000F
A1R230 322–3210–00 RES,FXD:METAL FILM;1.5K OHM,1%,0.2W,TC=100 PPM 91637 CCF501G15000F
A1R231 322–3135–00 RES,FXD,FILM:249 OHM,1%,0.2W,TC=T0MI,SMALL BODY 91637 CCF501G249R0F
A1R500 301–0105–00 B010100 B010229 RES,FXD,FILM:1M OHM,5%,0.50W 19701 5053CX1M000J
A1R500 303–0105–00 B010230 RES,FXD,CMPSN:1M OHM,5%,1W 24546 FP32 OR FP1 1 M
A1R501 322–3318–00 RES,FXD:METAL FILM;20K OHM,1%,0.2W,TC=100 PPM 91637 CCF501G20001F
A1R502 322–3335–00 RES,FXD,FILM:30.1K OHM,1%,0.2W,TC=T0MI,SMALL BODY 91637 CCF501G30101F
A1R503 322–3289–00 RES,FXD:METAL FILM;10K OHM,1%,0.2W,TC=100 PPM 91637 CCF50G10001F
A1R504 322–3385–00 B010100 B010229 RES,FXD:METAL FILM;100K OHM,1%,0.2W,TC=100 PPM 91637 CCF501G10002F
A1R504 322–3289–00 B010230 RES,FXD:METAL FILM;10K OHM,1%,0.2W,TC=100 PPM 91637 CCF50G10001F
A1R506 322–3097–00 RES,FXD:METAL FILM;100 OHM,1%,0.2W,TC=100 PPM 91637 CCF501G100R0F
A1R508 322–3318–00 B010230 RES,FXD:METAL FILM;20K OHM,1%,0.2W,TC=100 PPM 91637 CCF501G20001F
A1RT1 307–0746–00 RES,THERMAL:5 OHM,10%,7A/DEG C 15454 SG200–S STRAI
A1RV1 307–0663–00 RES,V SENSITIVE:330 V,0.25 W 34371 V250LA4
A1S1 260–1721–00 SWITCH,ROCKER:8,SPST,125MA,30VDC 81073 76SB08S
A1S2 260–1721–00 SWITCH,ROCKER:8,SPST,125MA,30VDC 81073 76SB08S
A1S3 260–1721–00 SWITCH,ROCKER:8,SPST,125MA,30VDC 81073 76SB08S
A1S4 260–1721–00 SWITCH,ROCKER:8,SPST,125MA,30VDC 81073 76SB08S
A1S5 260–2447–00 SWITCH,ROCKER:SINGLE,RTANG 81073 76SB08S RA
A1S6 260–2447–00 SWITCH,ROCKER:SINGLE,RTANG 81073 76SB08S RA
A1S7 260–1721–00 SWITCH,ROCKER:8,SPST,125MA,30VDC 81073 76SB08S
A1S8 260–2126–00 SWITCH,ROTARY:MEMORY SELECTOR 64154 41J34G
A1S9 260–2443–00 SW,PWR:DPDT;PUSH PUSH ALT ACT,PC PINS,6A 250VAC/1A
100VDC,36A AC SURGE,RIGHT ANG MNT,W/HARD END
31918 NE18–00–EE–N–47
*ATTACHED PARTS*
366–1160–00 PUSH BUTTON:CHARCOAL,0.523 X 0.253 X 0.43 80009 366116000
*END ATTACHED PARTS*
A1S10 260–2443–00 SW,PWR:DPDT;PUSH PUSH ALT ACT,PC PINS,6A 250VAC/1A
100VDC,36A AC SURGE,RIGHT ANG MNT,W/HARD END
31918 NE18–00–EE–N–47
*ATTACHED PARTS*
366–1160–00 PUSH BUTTON:CHARCOAL,0.523 X 0.253 X 0.43 80009 366116000
*END ATTACHED PARTS*
A1T1 120–1831–00 TRANSFORMER,RF:FLYBACK,OUTPUTS +/–15 & +/–5 75498 128–8038–00
A1T2 120–1861–00 TRANSFORMER,RF:VAR 1.40 – 1.65UH, PRESET/SECURED TO
1.55 UH, +/– 1%Q=160, POT CORE
54937 500–4757
A1TP1 214–4085–00 TERM,TEST POINT:0.070 ID,0.220 H,0.063 DIAP
CB,0.015 X 0.032 BRASS,W/RED NYLON COLLAR
26364 104–01–02
A1TP2 214–4085–00 TERM,TEST POINT:0.070 ID,0.220 H,0.063 DIAP
CB,0.015 X 0.032 BRASS,W/RED NYLON COLLAR
26364 104–01–02
A1TP3 214–4085–00 TERM,TEST POINT:0.070 ID,0.220 H,0.063 DIAP
CB,0.015 X 0.032 BRASS,W/RED NYLON COLLAR
26364 104–01–02
A1TP4 214–4085–00 TERM,TEST POINT:0.070 ID,0.220 H,0.063 DIAP
CB,0.015 X 0.032 BRASS,W/RED NYLON COLLAR
26364 104–01–02
A1TP5 214–4085–00 TERM,TEST POINT:0.070 ID,0.220 H,0.063 DIAP
CB,0.015 X 0.032 BRASS,W/RED NYLON COLLAR
26364 104–01–02
A1TP6 214–4085–00 TERM,TEST POINT:0.070 ID,0.220 H,0.063 DIAP
CB,0.015 X 0.032 BRASS,W/RED NYLON COLLAR
26364 104–01–02
- Instruction Manual 1
- NTSC VITS Inserter 1
- 070-8333-02 1
- WARRANTY 3
- Service Assurance 5
- Table of Contents 7
- List of Figures 9
- List of Tables 11
- General Safety Summary 13
- Service Safety Summary 15
- Getting Started 17
- Accessories and Options 20
- Functional Check 21
- Installation 23
- Operating Basics 25
- Rear Panel 28
- Insertion Options 29
- Passing Program Video 30
- Auto VIRS 30
- Inserting a Source ID 30
- VITS Selection 31
- Switch/Line Assignments 32
- Switch Settings 33
- Remote Control 34
- Specifications 35
- Waveform Diagrams 48
- Figure 3–2: 7.5% Black 49
- Figure 3–3: 50% Gray 49
- Figure 3–4: FCC Color Bars 50
- Figure 3–5: FCC Composite 50
- Figure 3–6: Multiburst 51
- Figure 3–7: Multipulse 51
- Figure 3–8: NTC7 Combination 52
- Figure 3–9: NTC7 Composite 52
- Figure 3–10: Red Field 53
- Figure 3–11: SIN X/X 53
- Figure 3–12: VIRS 54
- Figure 3–13: Cable Multiburst 54
- Figure 3–14: Cable Sweep 55
- Theory of Operation 59
- Circuit Description 62
- Signal and Switching 65
- Source ID Generation 65
- Power Supply 66
- Performance Verification 71
- Equipment Required 74
- Verification Procedure 75
- Select VITS 76
- Line Input Range 78
- Program Channel to 78
- Test Signal Matching 78
- Phase Match of 79
- Inserted Test Signal to 79
- Program Video Channel 79
- Phase Match Bypass Path 81
- Program Video Gain and 81
- Line Tilt 81
- Chrominance to 82
- Luminance 82
- Gain and Delay 82
- Differential 83
- Gain and Phase 83
- Pulse-to-Bar Ratio 83
- K-Factor 84
- SCH Phase 85
- Signal-to-Noise Ratio 85
- Hum Rejection 85
- Luminance Risetime 86
- Chrominance Risetime 87
- Genlock Checks 87
- Return Loss and 90
- Input/Output Impedance 90
- Center Frequency 10 MHz 91
- Reference Level 0 dB 91
- Freq Span/Div 10 MHz 91
- Frequency Response and 92
- Crosstalk 92
- Auto VIRS Insertion 94
- Source ID 95
- Adjustment Procedure 100
- Preliminary Setup 101
- Adjustment Procedures 102
- Power Supply Adjustment 103
- Genlock Adjustments 103
- Gain Adjustments 105
- Frequency Response 107
- Adjustments 107
- Frequency Range High 108
- Markers On 108
- Composite On 108
- Amplitude Full 108
- Sweep On 108
- OUTPUTINPUT 109
- Oscillator Adjustment 110
- Maintenance 111
- Preparation 114
- Static Sensitive Components 114
- Circuit Board Jumpers 116
- Mode Selection Jumpers 117
- Test Jumpers 117
- Table 7–2: Test Jumpers 118
- Cleaning and Inspection 119
- Top Cover 120
- Front Panel 120
- Inserter Circuit Board 121
- Oscillator Circuit Board 122
- Removal/Replacement 122
- Diagnostics 123
- Replaceable Electrical Parts 127
- Component Number 130
- Subassembly Number 130
- (optional) 130
- Diagrams 157
- 159
- 159
- Figure 9–2: A1A1 Oven Board 162
- TEST SIGNAL MEMORY 163
- TEST SIGNAL SELECT 2 165
- P/O A1 INSERTER BOARD 167
- CLAMP, AND SYNC 171
- STRIPPER 171
- VIDEO INPUT BUFFER 171
- VIRS DETECT 171
- A1A1 CRYSTAL OVEN BOARD 173
- ANALOG OUTPUT 7 175
- POWER SUPPLY 8 177
- Replaceable Mechanical Parts 187
- Abbreviations 190
- Chassis Parts 190
- Mfr. Code to Manufacturer 190
- Cross Index 190
- Figure 10–1: Exploded view 194
- Appendix 195
- Appendix A: Options 197
- Option 1J 198
- Factory Configuration 199
- Option 1M 200
- Option 1M Signals 201
- Option 2 202
- Figure A–5: Cable Multiburst 203
- Figure A–6: Cable Sweep 203
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