Names and Functions of Parts (1)

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Focusing screen

Five different types are available.

Focusing screen lug

Mounting guide pin for finder

Fitsintothefinderopening.

Alignment dot

Alignmentreferencepoint formountinglens.

Depth of Field Preview

Lever

Aslightupwardpushonthe leverstopslensdownto

preselectedaperture, spring-loadedforself-return.

Shutter release button (front)

Whenpushinginonthis button, the upper shutter

releasebuttoniscoupledto

moveinunison. Equipped with cable re-

leasesocket.

Shutter release lock ring

Turnlockringandalignwithreddottosimul- taneouslylockbothshutterreleasebuttons. Tounlock,alignwithwhitedot.

Nevertouchthe surfaceofthemirror.

7

Battery check lamp

Ifthegreenbatterychecklampglowswhenthe

batterycheckbuttonontheoppositesideisde- pressed,batteryconditionisgood.

Flash sync terminals

Withsafetycover,onlythe

coverofthesyncterminal beingusedisremoved.

Neck strap lug

Shutter speed alignment mark

Shutter speed dial

Pushinonsafetylockbuilt intothecenteroftheshut-

terspeeddialwhilerotating dialtodesiredspeed. Donotsetdialtothe@ positionunlessusingthe

PDorAEPrismFinder.

---4B Lens release button

Pushinandsimultaneously turnthelenscounterclock-

wisetoremove.

Delayed Shutter Release Lever

Tocockthebuilt-indelayedshutterrelease,turnthe leverclockwise.Uponremovingyourfingerfromthe leveritwillreturntoitsformerposition,leavingthe activatingleverexposed.Pushtheactivatingleverin thedirectionoftheengravedarrowtostartthede- layedshutterrelease.

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Mamiya M645 1000S manual Names and Functions of Parts