3-3. PRINTING THE BUILT-IN TEST PATTERN
Write the 11 test patterns incorporated in the printer into the memory using [PAGE 6] of Service
Commands.
1) Set to PAGE 6 ADDRESS 00 through 0A .
00 Stair-step
02 Ramp
04 All gray
UP-D2550S (UC,CE)
01 Color bar
03 All black
05 Two-tone gray
3-7