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There is an extender plug-in, the [[067-0505-00]], that allows a 6R1 or 6R1A to be operated | There is an extender plug-in, the [[067-0505-00]], that allows a 6R1 or 6R1A to be operated | ||
outside the plug-in bay of the 567 for maintenance purposes. | outside the plug-in bay of the 567 for maintenance purposes. | ||
There are extension cards, the 012-067 and 012-068 (shown below), | |||
that allow the circuit cards in the 6R1 to be accessed for maintenance | |||
while the instrument is powered up. | |||
* [http://w140.com/tek_6r1_schem.pdf 6R1 Schematics] | * [http://w140.com/tek_6r1_schem.pdf 6R1 Schematics] |