
PSD-4  AND PSD-8 
| FUSE | 
 | POWER: | 
 | 
 | 
 | 110/220 VAC Selector: | 
 | SCREWS: | 
| 
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 | |||||
| 
 | 
 | Rocker switch | 
 | 
 | 
 | Align either 110 or 220 | Loosen these screws to take | |
| 
 | 
 | to turn AC | 
 | 
 | 
 | with the arrow. | off the cover of the PSD. | |
| 
 | 
 | power on or off | 
 | 
 | 
 | 
 | 
 | 
 | 
Figure 5. The back panels of the PSD-4  (top) and the PSD-8  (bottom).
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