'h' Configuration for a Duplex Printing System

1

Optional preprocessing device

2

Printer Utility Module (PUM) attached to Printer 1

3

Printer 1

4

IBM-supplied Buffer/Flipper Unit

5

Customer-supplied turnbar/flipper device

6

Printer 2

7

AFCCU attached to Printer 2

8

Optional postprocessing device

9

Optional walk-over