Panasonic Facsimile UF-590 Operating Instructions Manual page 144

Specifications
One-Touch/Abbreviated Dialling
Memory Capacity
Image Memory Capacity
NOTE
144
132 stations
(including 28 One-Touch keys and 4 Program keys)
Each station can register up to 36 digits for each telephone number (including
pauses and spaces) and up to 15 characters for each station name
Base Memory 120 pages
with 2 MB Flash Memory Card 280 pages
with 4 MB Flash Memory Card 440 pages
with 8 MB Flash Memory Card 760 pages
(Based on ITU-T Image No.1 using Standard Resolution)
1. The left and right print margin is 5.5 mm when printing a Letter or Legal size document with
600 dpi from a PC.