Line 110:
Line 110:
|-
|-
| TP21
| TP21
−
| VDD5?
+
| VDD42?
−
| ?
+
| 4.2V? power rail (it's certainly a power rail)
−
| must be at least one power rail (to D6, C22, D3) (might be VDD42 due to diode voltage drops?)
+
| generated from VDD5 using diode voltage drops? (to D6, C22, D3)
|-
|-
| TP22
| TP22