
Operating Requirements
All machines have two power on switches: one on the system unit (Media Console for Type 2142) and one on the display. Some high voltage machines 
system unit and a 
| MM55 | (Type | 2116) | and MM75 (Type 2168) monitors have universal | auto | 
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| sensing | power | supplies. | 
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| When | the | system | unit is powered off for 10 seconds | or | more | and | then | ||||||||||||
| powered | on, | 
 | the | power supply | generates | a “power | good” | signal | that | resets | |||||||||
| the | system | logic. | 
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| Note: | 
 | Whether | or | not | Power | Management | is | enabled, | the | on/off switch | 
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| the system unitdoes not completely  | 
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| appliance | outlet | connector is always powered on when the | system unit | is | |||||||||||||||
| plugged | into | 
 | an | electrical outlet. See “Power Management” on | page  | 
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| for | more | information. | 
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| A Note | About Energy Saver Monitors | 
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| 
 | Monitors rated as “Energy Saver” models use less than | 30 | W | when | 
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| 
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| 
 | powered | off. | 
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 | extend | monitor | life, | the | monitor | should be | powered | off | at | the end of | |||||||
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 | each | day. | 
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Special Tools
The following special tools are required to service this system:
| A meter similar to | the Triplett Model 310 (P/N 9900167) | ||
| Wrap | plug, P/N | 72X8546 | |
| Video | memory | removal | tool, P/N 9900764 | 
