Pentax ZX-M ZX-M Manual - Page 38

=MI 4 MEMORY LOCK FUNCTION .. 8 FF S. I M To set the Memory Lock: 1. Position the area to be measured in the 90 viewfinder metering area and depress the F 4 .5 memory lock button [ ML J. [ * ] is displayed e - f * in the viewfinder and an audible PCV signal X ..... can be heard. The measured exposure level is memorized for 10 seconds. 2. Recompose the image in the viewfinder and take the picture. SNOLLVEI3dO 030NVAOV Purpose: The memory lock function enables an exposure level to be memorized before shooting. Use the memory lock function to get a correct exposure from a neutral mid-tone area of a high-contrast scene. Note: If the shutter button is depressed halfway down while the memory lock timer is operating, the memorized meter reading will remain even if the memory lock button is released. To cancel the memory lock function, depress the memory lock button [ ML ] again.