SECTION 3OPERATIONINTRODUCTION 3. Remove the cardboard shipping insert,and retain for future shipment.4. E n sure that the front panel is secure.5. En sure that the circuit board is secure.6 . En sure t ha t t h e connectors are fi r m l yT his section contains i n f o r m a t ion on ho w t ou npack, check o ut , i n s t a ll , a n d o p er ate t h eTM848-1E and TM848-2E drives.seated.3.1 U N PACKING THE DRIVE3.3 MOU NTING THE DRIVEThe drives are packaged in protective con-tainers to mi n i m ize the possibility of d amageduring s h i p m ent . T h e f o l l o w in g l i s t i s t h er ecommended p r ocedure f o r u n p a c k in g t h edrive.CHECKOUT3.2 P R EINSTALLATIONBefore applying power tothe drive, the follow-ing inspection should be conducted:4. Check t h e c o n t e nt s o f t h e c o n t a i n eragainst the packing slip.5. Investigate the contents of the con-tainer for possible damage.6 . N o t if y t h e c a r r ier i m m e di ately i f a n ydamage is found.surface.2. Remove the upper half of the container.3 . Remove the dr iv e f rom t h e l o wer h a l fof the container.1 . Pl ace t h e c o n t a i ne r o n a f l a t wo r kT he dr iv e h a s b een d e signed so i t m a y b emounted in any plane, i.e.: upright, horizontal,o r vertical. W hen m o u n ted h o r i zontally, t h eLogic circuit board side of the chassis must bethe top side.Eight holes areprovided for mounting: two oneach side and four on the bottom of the hous-ing (see Figure 2-1). The two mount in g holeson each side are t a pped for 8-32 screws. Thef our m o u n t in g h o le s o n t h e b o t t o m r e q u i r e8-32 thread forming screws. When installed ine ither pl ane, horizontal or v e r t i c al, only t w omounting screws are required to securely holdthe drive in place.O ptional s t r aps ar e a v a i l able t o p e r mi t t w odrives to be attached together for installati onin standard width drive openings.A ny mount in g scheme in w h i c h t h e d r i v e i spart of t h e s t r u c t u ral i n t e gr it y o f t h e e n clo-sure i s n o t pe r m i t t ed , M o u n t i n g s c h e m esshould allow for adjustable brackets orincor-porate resilient members to accommodatetolerances. I n a d d i t i on , i t i s r e c o m m endedthat mount ing schemes include no more thantwo mounting surfaces.T he driv e i s m a n u f a ct ured an d t e s ted w i t hs ome critical i n t e r nal a l i g n m ents t h a t m u s tb e maintained. Hence, it is important t hat t h emounting h ar dware not i n t r o duce significantstress on the chassis.1. Check to ensure that the diskette leveropens and closes.2 . W hen t h e l e ve r i s m o ve d t o a n o p e nposition,the head arm raises.3-1