WIRE-DIAGRAM of this »2554_BMP« Western Electric Wall Phone with No.35 8-Wire TouchTone-KeyBoard, No.4228 Network & Mini-Bell ( adapted from R.O.Meyer's Book "Old-Time Telephones!", Fig.19-17 ) R E P A I R J O B : --------------------- (1st) Soldering the broken WHITE WIRE (= black taped ) (2nd) COLUMN- & ROW-CONTACTS of the KEYBOARD failed; Application of CONTACT-SPRAY made it working again! Back to the 2554 Main-Page ... impressum: ******************************************************************* © C.HAMANN http://public.BHT-Berlin.de/hamann 02/02/17 |