HP 2500C Series - Manual (Page 82)

Operating Overview 2-24
(Development error)
131 INK_LEAK_ERR_K ISS error – Not used Pump detected OOI before level down.
132 INK_LEAK_ERR_C ISS error – Not used Pump detected OOI before level down.
133 INK_LEAK_ERR_M ISS error – Not used Pump detected OOI before level down.
134 INK_LEAK_ERR_Y ISS error – Not used Pump detected OOI before level down.