Dell 3130cn Service Manual page 253

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Step
Checking the SENSOR PHOTO (REGI SENSOR) for oper-
ation
Disconnect the connector of P/J29 on the PWBA MCU.
28
Is the voltage across ground <=> J29-10pin on the PWBA
MCU
Does the voltage change, every time the actuator of the
REGI SENSOR is operated?
Version 1 2008.02.15
Check
1 - 227
Chapter 1 Troubleshooting
Yes
Replace the
PWBA MCU.
Replace the SEN-
(Refer to Removal
30/ Replacement
(REGI SENSOR).
14.)
No
SOR PHOTO

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