JOBO - Jobo processor ATL 2 ATL 3 Service Manual

Comprehensive service manual for JOBO ATL-2 and ATL-3 film processors, November 1987 edition. This technical reference covers complete maintenance, repair, and troubleshooting procedures for these professional photographic processors used in laboratory darkrooms and production environments. Organized across 15 chapters, the manual provides safety guidance, installation and transport instructions, functional block diagrams of all electronic boards, detailed technical descriptions of the control board, display board, interface boards, transformer board, and chemical refill board, extensive fault diagnosis with code charts, fuse replacement procedures, PCB test point identification, and step-by-step servicing instructions for the upper electronic control head, lower motor unit, and upper control head assembly. Complete wiring diagrams and schematics for every circuit board accompany corresponding component data sheets. Supplementary parts lists cover both ATL-2 and ATL-3 specifications, with a technical abbreviations reference for quick field consultation. An essential workshop manual for service technicians, professional photo laboratories, and equipment repair specialists maintaining JOBO automation systems.