Dell 2130cn Service Manual page 545

Removal 43 KIT PWBA MCU (PL8.2.99)
Note: Never fail to perform the diagnostic operation. Otherwise the data will be lost in the worst
case.
Note: Use the wrist strap to protect the PWB from the electrostatic.
1) Perform the NVM Save to evacuate the MCU data.
2) Turn on the power while pressing the " " key, " " key, and [MENU] key on the control panel.
3) Enter the password, press the " " key twice, and press the "
comes up.
4) Press the " " key once.
5) Press the " " key several times until "IOT Diag" is displayed. Press the "
6) Press the " " key several times until "NVM Settings" is displayed. Press the "
7) Press the " " key several times until "SaveNVM to ESS" is displayed. Press the "
8) Press the " " key once, and NVM Save is performed.
9) After NVM Save is complete, press the [CANCEL] key several times until "IOT Diag" is displayed.
10) Press the " " key several times until "Complete" is displayed.
11) Press the " " key two times. "COPY, SCAN and FAX" are displayed.
12) Turn off the power to exit.
13) Remove the POWER CORD from outlet.
14) Remove the Tray 1. (Removal 1)
15) Open the COVER ASSY FRONT (PL1.2.1).
Note: Cover the drum of the PHD unit to avoid exposure to light.
16) Remove the PHD Unit. (Removal 4)
Note: The FUSER part is very hot. Take added care not to get burned when performing the
service operation.
17) Remove the KIT FUSER ASSY. (Removal 5)
18) Remove the COVER ASSY WINDOW TNR. (Removal 8)
19) Remove the COVER ASSY TOP. (Removal 10)
20) Remove the COVER SIDE R. (Removal 13)
21) Remove the COVER SIDE L. (Removal 17)
22) Remove the COVER REAR. (Removal 29)
23) Remove the FAN. (Removal 40)
24) Remove the KIT PWBA ESS. (Removal 42)
Chapter 3 Removal and Replacement Procedures (RRPs)
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" key once. The diagnostic screen
" key once.
" key once.
" key once.