Performance Verification
4–8
SPG 422 Service Manual (B034000 and above)
Step
Outgoing
Incoming
Maximum
tolerance
Minimum
tolerance
Operation
Analog Black Burst (PAL) Black 5
19
11
Blanking Level
–100 mV
+100 mV
20
11
Sync Amplitude
–285 mV
–315 mV
21
11
Burst Amplitude
286 mV
p–p
315 mV
p–p
22
11
SC/H Phase Accuracy
–5
°
+5
°
Analog Black Burst (PAL) Black 6
19
12
Blanking Level
–100 mV
+100 mV
20
12
Sync Amplitude
–285 mV
–315 mV
21
12
Burst Amplitude
286 mV
p–p
315 mV
p–p
22
12
SC/H Phase Accuracy
–5
°
+5
°
Genlock Functions
26
Internal Reference Free-Run
Frequency
13.499987 MHz
13.500013 MHz
27
Burst Lock Jitter (SNR >50 dB)
≤
0.5
°
28
Pull-in Range
Subcarrier frequency
–20 Hz
Subcarrier frequency
+20 Hz
29
Sync Lock Jitter (SNR >50 dB)
≤
0.6 nsec
(0.75
°
at 3.58 MHz,
1
°
at 4.43 MHz.)
30
Sync Lock Timing Change with
Input Sync Amplitude (Over sync
amplitude range of nominal value
+3 to –3 dB.)
≤
2 nsec
31
Input SC/H Phase Range for
Correct Color Framing
–45
°
+45
°
32
Burst Lock Phase Change with
Input Signal APL (Over input
signal APL range of 10% to 90%.)
≤
1
°
33
Burst Lock Phase Change with
Input Burst Amplitude
≤
1
°
34
Burst Lock Phase Change with
Input Burst Amplitude
(60 Hz hum < 1 V
p–p.
)
≤
1
°
35
Isolation between two 75
terminating inputs
≥
60 dB (0 – 5 MHz)
11
Option 1 only. Connect Black 5 to the 1780 CH B2 and include it in the procedures.
12
Option 1 only. Connect Black 6 to the 1780 CH B3 and include it in the procedures.
Summary of Contents for SPG 422
Page 4: ......
Page 14: ...Service Safety Summary x SPG 422 Service Manual B034000 and above ...
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Page 96: ...Performance Verification 4 4 SPG 422 Service Manual B034000 and above ...
Page 102: ...Performance Verification 4 10 SPG 422 Service Manual B034000 and above ...
Page 136: ...Performance Verification 4 44 SPG 422 Service Manual B034000 and above ...
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Page 158: ...Maintenance 6 14 SPG 422 Service Manual B034000 and above ...
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Page 223: ...9 3 SPG 422 Service Manual SPG 422 Component Digital Sync Generator FRONT PANEL 1 ...
Page 224: ...SPG 422 Service Manual 9 4 ...
Page 226: ...SPG 422 Service Manual 9 6 A2 Digital Board Static Sensitive Devices See Maintenance Section ...
Page 227: ...9 7 SPG 422 Service Manual SPG 422 Component Digital Sync Generator CPU 1 ...
Page 228: ...SPG 422 Service Manual 9 8 A7 Serial Filter ...
Page 229: ...9 9 SPG 422 Service Manual SPG 422 Component Digital Sync Generator CPU I O 2 ...
Page 230: ...SPG 422 Service Manual 9 10 ...
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Page 239: ...9 19 SPG 422 Service Manual SPG 422 Component Digital Sync Generator 108 MHz OSCILLATOR 7 ...
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Page 241: ...9 21 SPG 422 Service Manual SPG 422 Component Digital Sync Generator FINE PHASE 8 ...
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