Panasonic DP-C321 Service Handbook page 273

[Initial Value]: 300000
[Setup Range]: 0~99999999
[Count Condition]: 1 sheet
[Description]: Replacement time of periodic replacement parts
10. 954-809
3Tray Feed No. Standard Value
[PSW Display]: 3Tray Feed counter
[Initial Value]: 300000
[Setup Range]: 0~99999999
[Count Condition]: 1 sheet
[Description]: Replacement time of periodic replacement parts
11. 954-810
4Tray Feed No. Standard Value
[PSW Display]: 4Tray Feed counter
[Initial Value]: 300000
[Setup Range]: 0~99999999
[Count Condition]: 1 sheet
[Description]: Replacement time of periodic replacement parts
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Chapter 3 Troubleshooting