佳能G1800 G2800 G3800提示5B00打印机清零软件用软件，先按住“停止/重置”键,然后按电源键 开机(别松开)。按电源键不放手的同时，松开“停止/重置”键（此时电源键还是按住不放的状态）。然后再按5下“停止/重置” 键，按最后一下的时候按住不放。(此时电源键与“停止/重置”键都处于按住不放的状态)。

佳能G2800清零软件ST4905(备用)，可先尝试用手动清零方式

Service tool V5103版本，可能会存在按钮灰色无法点击的情况，具体情况暂时没有研究，只提供下载

支持打印机 Pixma iX Series iX6500, iX6510, iX6540, iX6550, iX6560, iX7000 Pixma iP Series iP2700, iP2702, iP2770, iP2772, iP3600, iP3640, iP3650, iP3660, iP3670, iP3680, iP4800, iP4810, iP4830, iP4840, iP4850, iP4870, iP4900, iP4910, iP4930, iP4940, iP4950, iP4970, iP4980, iP4990, iP5810, iP5880 Pixma PRO Series Pro9000 Mark II, Pro9500 Mark II See also Canon Service tool V2000 Pixma MX Series MX320, MX328, MX330, MX338, MX394, MX395, MX397, MX860, MX868 Pixma MP Series MP230, MP237, MP240, MP245, MP250, MP252, MP258, MP260, MP268, MP270, MP272, MP276, MP278, MP280, MP282, MP287, MP480, MP486, MP490, MP492, MP495, MP496, MP497, MP499, MP540, MP545, MP550, MP558, MP560, MP568, MP620, MP620B, MP628, MP630, MP638, MP640, MP648, MP980, MP988, MP990, MP996 Pixma MG Series MG2120. MG2140, MG2150, MG2170, MG2240, MG2250, MG2270, MG2400, MG2410, MG2420, MG2440, MG2450, MG2470, MG3140, MG3150, MG3170, MG3240, MG3250, MG3270, MG4100, MG4140, MG4150, MG4170, MG5140, MG5150, MG5170, MG5210, MG5220, MG5230, MG5240, MG5250, MG5270, MG5280, MG5340, MG5350, MG5370, MG6140, MG6150, MG6170, MG6240, MG6250, MG6270, MG8140, MG8150, MG8170, MG8240, MG8250, MG8270

佳能打印机 清零软件 SST-v5103版本，清零有风险，谨慎使用