Rep 19.2 Token Ring Pwb (Idfe); Rep 19.3 Dimms On The Motherboard (Idfe) - Xerox DocuColor 12/DCCS50 Service Manual

REP 19.2 Token Ring PWB (IDFE)

Parts List on PL 19.1
Removal
NOTE: There are two configurations of the IDFE for this machine. However, this procedure
applies only to the IDFE with the GL2 product code.
Use the ESD Kit and the established ESD procedures when handling PWBAs or accessing
componets within the IDFE.
1. Remove the IDFE from the IOT (REP
2. Place the IDFE on a clean static-free work surface.
3. Remove the Cover from the IDFE (PL
4. Remove the 2 screws and the 2 grounding clips for the Token Ring PWB.
5. Remove the 2 screws from the SCAN IIT PWBA.
6. Remove the Token Ring PWB from connectors J3 and J4 on the SCAN IIT PWBA.
7. Remove the 2 standoffs from the Token Ring PWB.
Replacement
Use the ESD Kit and the established ESD procedures when handling PWBAs or accessing
components within the IDFE.
1. Remove the Token Ring PWB from its anti-static packaging.
2. Install the 2 standoffs and the 2 screws for the Token Ring PWB.
3. Install the Token Ring PWB into connectors J3 and J4 on the SCAN IIT PWB.
NOTE: Carefully press the Token Ring PWB down onto Connectors J3 and J4 until the
PWB is completely seated on the SCAN IIT PWBA. Do not force the PWB onto the Con-
nectors. If you have difficulty installing the Token Ring PWB, remove it completely and try
again.
NOTE: Do not install the Token Ring PWBA onto Connectors J1 and J2 on the SCAN IIT
PWBA. Connectors J1 and J2 are not functional and the Token Ring PWBA will not oper-
ate.
4. Install the 2 screws for the SCAN IIT PWBA.
5. Install the 2 grounding clips and the 2 screws.
NOTE: Ensure that the 2 grounding clips touch the Chassis to form a path to ground.
6. Replace the Cover on the IDFE (PL
7. Reinstall the IDFE on the IOT (REP
Repairs and Adjustments
REP 19.2, REP 19.3
CAUTION
19.1).
19.1).
CAUTION
19.1).
19.1).

REP 19.3 DIMMs on the Motherboard (IDFE)

Parts List on PL 19.1
Removal
Use the ESD Kit and the established ESD procedures when handling PWBAs, DIMMs or
accessing components within the IDFE.
1. Remove the IDFE from the IOT
2. Place the IDFE on a clean static-free work surface.
3. Loosen the 9 screws and open the Cover for the IDFE
4. Remove the DIMM(s) (PL
Replacement
Use the ESD Kit and the established ESD procedures when handling PWBAs, DIMMs or
accessing components within the IDFE.
1. Remove the DIMM(s) from their anti-static packaging.
2. Install the DIMM(s) into the Motherboard
3. Close the cover and tighten the 9 screws on the IDFE
4. Re-install the IDFE on the IOT
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CAUTION
(REP 19.1).
(PL 19.1).
19.1).
CAUTION
(PL 19.1).
(PL 19.1).
(REP 19.1).
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