Nikon F4 Instruction Manual page 109

Checking battery
power
Dimensions (WxHxD)
Weight (body only)
Battery power is sufficient if view-
finder LCD appears when shutter
release button is lightly pressed;
LCD remains on for approx. 16 sec.
after finger is removed from button;
battery power insufficient if LCD
turns off immediately after finger is
removed from shutter release button;
if no data appears and shutter does
not operate, batteries are exhausted
or improperly loaded
With High Speed Battery Pack
MB-21: 168.5 x 138.5 x 76.5mm
(6.6 x 5.4 x 3.0 in.), with Battery Pack
MB-20: 168.5 x 117.5 x 76.5mm
(6.6 x 4.6 x 3.0 in.)
With High Speed Battery Pack
MB-21: approx. 1280g (45.1 oz.), with
Battery Pack MB-20: approx. 1090g
(38.4 oz.)
S:lecifications and designs are subject to change without notice.
This device complies with Part 15 of the FCC Rules.
Operation is subject to the following two conditions:
(1) This device may not cause harmful interference, and
(2) this device must accept any interference received,
including interference that may cause undesired
operation.
This equipment has been tested and found to comply
with the limits for a Class B digital device in accordance
with the specifications set forth in Part 15 of the FCC
Rules. If this equipment does cause interference to radio
or television reception which can be determined by
turning the equipment on and off, use the equipment in
another location and/or utilize an electrical outlet differ-
ent from that used by the receiver.
"This digital apparatus does not exceed the (Class B)
limits for radio noise emissions from digital apparatus
set out in the Radio Interference Regu lations of the
Canadian Department of Communications."
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