500 Series plug-in interface
The plug-in interface of the 500-series scopes is a single 16-pin Amphenol connector.
Pin-out
Pin | Function | Comment | |
---|---|---|---|
1 | +Signal | 100 mV/cm, bias +67.5 V ±2% | |
2 | Ground | ||
3 | −Signal | 100 mV/cm, bias +67.5 V ±2% | |
4 | Int Trig GND | 544, 546, 547, 549, 556, late 555 only | |
5 | Int Trig + | 544, 546, 547, 549, 556, late 555 only | |
6 | Sawtooth | 556 only, others n/c | |
7 | Slave Pulse out | 547 only | |
8 | Multi-trace sync | Cathode; grounded by CA, M etc. in Alt Trace mode | |
9 | −150 V | min. 3.8 mA, max. 60 mA | |
10 | +100 V | min. 4.5 mA, max. 50 mA | |
11 | +225 V | min. 16 mA, max. 75 mA | |
12 | +350 V | min. 0 mA, max. 20 mA | |
13 | 6.3 VAC | plug-in AC heater supply, max. 2.8 A | |
14 | 6.3 VAC | return for pin 13 | |
15 | +75 V | min./max. 150 mA for DC series heaters and LV supply | |
16 | Multi-trace sync | Anode |
Pin group function legend
DC power AC and heater power Deflection and Trigger Signals Control Signals
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pinout shown in 556 schematic
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pinout listed in 040-0065-00 kit docs
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pinout shown in 1A2 schematic
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Male pins on plugin
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Rear lugs on plugin