Original old Sams Photofact vintage manual for the ZENITH TV television receiver. Models include X2229R, X2229RU, X2230E, X2230EU, X2230R, X2230RU, X2254M, X2254MU, X2256E, X2256EU, X2256R, X2256RU, X2257, X2257E, X2257EU, X2257R, X2257RU, X2257U, X2258, X2258E, X2258EU, X2258R, X2258RU, X2258U, X2264EQ, X2264EQU, X2264RQ, X2264RQU, X2640E, X2640EU, X2640R, and X2640RU (chassis 19X21, 19X21U, 19X22, 19X22Q, 19X22U, 19X24 and 19X24U).  

Manual includes schematic, layout, alignment instructions, voltage & resistance test chart, repair parts list and description. 18 pages. Dated 1956. This manual would make a sensational accompaniment to your classic video TV equipment.