1. EO10-PPO-056 Revision I 9/24/14 PARC/T. Cassady Portable PFS :20 BP Microphone Replacement TEXTFlexible Crew  Sessions required once every 18 months (within 18 months after last session). PPFS-BP MIC-REPLACE

2. EO10-PPO-056 Revision I 9/24/14 PARC/T. Cassady Portable PFS :25 :10 1:00:25:50:25 PPFS-PD SPCLST-CNSLT :10 :50 PPFS-S/U LAB-VIDEO :25 PPFS-CAL LAB-VIDEO :15:20 PPFS-UOP1-TRACK Maintenance Calibration Crew Commanding Unattended  Sessions required once every 3 years (within 3 years after last session).  Following each session, a minimum of 5 days is required before next use of Portable PFS, to allow PD time to create updated calibration files for uplink. PRO-PLMDM FILE-CMDPPFS-H/W-SETUP/PWRUP PPFS-H/W-PWRDN/STOW PPFS-DATA DNLK-CMDPPFS-VOLUME-CAL PRO-PPFS ACT-CMD PRO-PPFS DACT-CMD PPFS-MPP CAL-CMDPPFS-CAL-VIDEO S/UPPFS-MAINT-CMD > :15 PPFS warm up

3. EO10-PPO-056 Revision I 9/24/14 PARC/T. Cassady Portable PFS :15 TFM Insert Removal TEXTFlexible Crew  Sessions required as needed (due to hardware anomaly, applicable increment OCR). PPFS-TFM INS-REMOVE

4. EO10-PPO-056 Revision I 9/24/14 PARC/T. Cassady Portable PFS Change#RevisionIncDateCrew Roll-up* (hrs) PTP (hrs) Notes EO10-PPO-11- 015 Baseline27/28 & Subs 4/1/11--- EO10-PPO-11- 006 Revision A29/30 & Subs 6/23/11Nominal: 1.83 Reserve: 0.00 Inc 29/30 Working PTP 4/22/11 Nominal: 1.75 Reserve: 0.00 Nominal: - Portable PFS Maintenance Calibration (before end of Dec 2011). - Crew time for payload-specific use of Portable PFS is included in the PPO of the payload using the system. Reserve: - N/A EO10-PPO-11- 037 Revision B31/32 & Subs 12/8/11--Crew time for payload-specific use of Portable PFS is included in the PPO of the payload using the system. EO10-PPO-12- 011 Revision C33/34 & Subs 6/28/12Nominal: 0.33 Reserve: 0.00 Inc 33/34 Working PTP 5/11/12 Nominal: 0.00 Reserve: 0.00 Nominal: - BP Microphone Replacement (0.33 hrs/session): 1 session (before 10/22/2012). - Crew time for payload-specific use of Portable PFS is included in the PPO of the payload using the system. Reserve: - N/A EO10-PPO-12- 020 Revision D33/34 & Subs 8/30/12--Video resources modeled in separate unattended(s). No change to crew roll-up from last revision. EO10-PPO-12- 036 Revision E35/36 & Subs 12/19/12--Crew time for payload-specific use of Portable PFS is included in the PPO of the payload using the system. EO10-PPO-13- 020 Revision F37/38 & Subs 6/13/13--Ops: - Portable PFS Maintenance (periodically as required). Nominal: - N/A Reserve: - N/A PPO Change Log *Crew Roll-up is not maintained real-time.

5. EO10-PPO-056 Revision I 9/24/14 PARC/T. Cassady Portable PFS Change#RevisionIncDateCrew Roll-up* (hrs) PTP (hrs) Notes EO10-PPO-13- 042 Revision G39/40 & Subs 12/12/13Nominal: 0.00 Reserve: 1.75 Inc 39/40 Working PTP 10/21/13 Nominal: 0.00 Reserve: 2.08 Ops: - Portable PFS Maintenance (periodically as required). Nominal: - N/A Reserve: - Portable PFS Maintenance Calibration (1.75 hrs/session): 1 session (before Nov 2014). EO10-PPO-14- 039 Revision H39/40 & Subs 8/18/14--Added PPO document number to reflect new EO10 OPR Configuration Control Plan for PPOs. EO10-PPO-14- 054 Revision I41/42 & Subs 9/24/14Nominal: 0.00 Reserve: 0.00 Inc 41/42 Working PTP 8/27/14 Nominal: 0.33 Reserve: 0.00 Ops: - Portable PFS Maintenance (periodically as required). Nominal: - N/A Reserve: - N/A PPO Change Log *Crew Roll-up is not maintained real-time.