| Horizontal Symbol | Vertical Symbol | Description |
 HLT1R |
 VLT1R |
Red Standard |
 HLT1G |
 VLT1G |
Green Standard |
 HLT1A |
 VLT1A |
Orange Standard |
 HLT1Y |
 VLT1Y |
Yellow Standard |
 HLT1B |
 VLT1B |
Blue Standard |
 HLT1W |
 VLT1W |
White Standard |
 HLT1C |
 VLT1C |
Clear Standard |
Note: Lights receive text to indicate the color at the time of insertion.