Instruction Handbook: 2507ci | 3207ci | 4007ci | 5007ci | 6007ci Categories: Instruction Handbooks Download the Instruction Handbook, a full operation guide, for the devices listed above: Documents to download EN_IH_2507ci_3207ci_4007ci_5007ci_6007ci_TA_Rev_1 (.pdf, 32.42 MB)