Operating ManualTo ensure the best performance from your camera,
please read the Operating Manual before using the camera.

Welcome to the Fantastic World of Pentax
Medium Format Photography
This medium format 672 camera gives an image area fourtimes larger than that of the 35 mm SLR camera, assuring
the photographer of fine-grained, superior quality image
definition on enlargements.
The Aperture-Priority AE Mode and the metering modes ofthe Multi (6) Segment Metering, Center-Weighted Meteringand Spot Metering Modes are available when the AEPentaprism Finder 672 is attached.
Read this instruction manual carefully to get a full
explanation of operations before use.

Icon indicators used in this manual

Operation direction
Automatic operationAttention
Lamp blinkingCorrect
Incorrect

The operating manual explains the camera with an optional
AE Pentaprism 672 attached.
Lenses and accessories produced by other manufacturers
are not made to our precise specifications and therefore
may cause difficulties with or actual damage to yourPentax camera. We do not assume any responsibility orliability for difficulties resulting from the use of lenses andaccessories made by other manufacturers.

PENTAX and SMC PENTAX are trademarks of HOYACORPORATION.

FOR SAFE USE OF YOUR CAMERA
Although we have carefully designed this camera for safe
operation, please be sure to follow precautions given on thispage.

WARNING
This mark indicates precautions that, if not followed, could
result in serious injury to the operator.

WARNING● Wrapping the strap around your neck is dangerous.
Make sure that small children do not get the strapcaught around their neck.
● Do not look directly at the sun through the camera, asviewing the sun for an extended period may damage
your eyes.

CAUTION
This mark indicates precautions that, if not followed, could
result in minor or medium injury to the operator or damage
to the equipment.

CAUTION● Never try to disassemble, short or recharge the battery.
Also, do not dispose of the battery in fire, as it mayexplode.
● Remove the batteries from the camera immediately ifthey become hot or begin to smoke. Be careful not toburn yourself during removal.

1Precautions for Your Camera
Your Pentax camera is high-precision mechanism. Handle it with great care.

Precautions when taking pictures● Do not use the camera where it may come in contact
with rain, water, or any other liquid, because thecamera is not weather, water, or liquid resistant. Should
the camera get wet from rain, splashing water, or any
other liquid, wipe it off immediately with a dry soft cloth.
● Do not drop the camera or allow it to hit solid objects. If
the camera suffers a shock or impact, take it to a
Pentax service center for inspection.
● Be careful not to subject the camera to strong
vibrations, shock or pressure. Use a cushion to protect
the camera when carrying it in a motorcycle, car, boat,etc.
● Condensation on the interior or exterior of the camera
may be extremely harmful to the camera mechanism
as it may cause rust. Furthermore, if the camera is
taken from warm temperature to subfreezing on or viceversa, the formation of condensation may cause
damage. In such case, put the camera into a case orplastic bag so that any changes in temperature
difference is minimized. Do not remove it from the bag
until temperature has stabilized.

2Precautions for storage● Avoid leaving the camera for extended periods inplaces where the humidity and temperature are veryhigh, such as in a car.
● Do not store the camera in a closet with mothballs or in
an area where chemicals are handled. Store it in aplace with good dry air circulation to prevent the growthof fungus.

Precautions for proper care
● Never touch the shutter curtain or mirror with yourfinger or any other object.
● Use a blower and lens brush to remove dust
accumulated on the lens or viewfinder.
● Never use solvents such as paint thinner, alcohol orbenzene to clean the camera.
Electrical problems may often be caused by water, dirt or
dust at points of electrical contact. Also check for battery
leakage, traces of dirt of grease, or corrosion due tosalinity or gas. If you cannot correct the problems, haveyour camera inspected at a Pentax service center.
Repairs of this nature are not covered under the terms of
the warranty and charges may be assessed.

Precautions for Battery Usage
Other precautions● The temperature range at which this camera functions
properly is 50 °C to –10 °C (122 °F to 14 °F).
● A camera which has been submerged in water usuallycannot be repaired. If such an accident should occur, it
is advisable to contact a Pentax Service Center
immediately.
● To maintain optimum performance, it is recommended
that the camera be inspected every one or two years. If
the camera has not been used for an extended period,or is being prepared for an important photographic
session, it is recommended that you have the camera
inspected or test shoot with it.
● Repairs deemed necessary due to usage of thisproduct in an industrial or commercial application may
not be covered under the terms of the Pentax warranty.
● The Pentax warranty provides only for the repair ofdefects in materials or workmanship. Damage of any
kind cannot be repaired at no charge under the termsof the warranty. If the difficulty is caused as a direct
result of the product being used in conditions as
outlined in the “Precautions for Your Camera” section
or any other operation contrary to the instructions
outlined in this manual, charges will be assessed and arepair quotation will be provided.

● Use two CR123A lithium batteries.
● Do not store the camera in a closet with mothballs or in
an area where chemicals are handled. Store it in aplace with good dry air circulation to prevent the growthof fungus.
● Misuse of the battery can cause hazards such asleakage, overheating, explosion, etc. The battery
should be inserted with the “+” and “–” sides facing
correctly.
● Battery performance may be temporarily hindered in
low temperatures, but will recover in normal
temperatures.
● Keep spare batteries on hand for convenientreplacement when shooting outdoors or while traveling.
● Replace the batteries at the same time. Do not mix
battery brands, types, or old batteries with new ones,
as this may cause explosion or overheating.

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Table of Contents
FOR SAFE USE OF YOUR CAMERA..................... 1
Precautions for Your Camera .................................. 2
Precautions for Battery Usage................................. 3
Names of Working Parts.......................................... 6
Indicators ................................................................. 8To Take the Following Kinds of Pictures ................. 9To Start Taking Pictures Right Away ..................... 10
Structure of this Manual......................................... 12

BASIC OPERATION [PREPARATION]
Attaching the Camera Strap............................. 13
Loading the Batteries ....................................... 14
Turning the Power ON ..................................... 16
Low Battery Warning........................................ 17
Attaching the Lens ........................................... 18
Depressing the Shutter Release Button........... 20
About Interchangeable Viewfinder ................... 21

4Setting the Film Speed (ISO)........................... 24
Loading the Film .............................................. 25
Unloading the Film........................................... 31
Adjusting the Viewfinder Diopter...................... 33
Installing the Correction Lens .......................... 34

BASIC OPERATION [SHOOTING]
Using the Apperture-Priority AE Mode............. 35
Using the Multi (6)-Segment Metering Mode ... 36
Holding the Camera......................................... 38
Taking a Picture............................................... 39

ADVANCED OPERATION
Using the Self-Timer Mode .............................. 43
Eyepiece Shutter ............................................. 44
Multiple-Exposure Mode .................................. 45

Table of Contents
Selecting an Exposure Mode........................... 47● Using the Aperture-Priority AE Mode........ 47● Using the Metered Manual Mode.............. 49● Using the Bulb Exposure Mode ................ 52
About Exposure Compensation....................... 54
Switching the Metering Mode .......................... 55● Using the Center-WeightedMetering Mode ..................................... 55● Using the Spot Metering Mode ................. 56
Using the Memory Lock Function .................... 57
Using a PENTAX Dedicated External Flash.... 58
Slow-Speed-Sync Shooting............................. 63
Checking the Depth-of-Field............................ 64
Mirror Look-Up................................................. 65
Time Exposure Mode ...................................... 66
Infrared Index .................................................. 68
Accessories (Optional) .................................... 69● Interchangeable Focusing Screen ............ 70
Aperture and Shutter Speed Effects................ 73
Custom Function ............................................. 75

OTHERS
Troubleshooting ............................................... 76
Error Display in the Event of Incorrect
Operation ..................................................... 77
Specifications ................................................... 78
WARRANTY POLICY....................................... 80

5Names of Working Parts
Top front

AE Pentaprism Finder 672 [Page 21]
Exposure compensation dial releasebutton [Page 54]

Metering mode selector [Page 36, 55, 56]
Film speed set lever [Page 24]
Shutter speed dial
[Page 47, 49, 52]

Exposure compensation dial [Page 54]

Shutter speed dial lock button[Page 35, 50]

Wind lever [Page 28, 41]
LCD panel [Page 8]

Strap lugs [Page 13]

Viewfinder unlock button[Page 22]
Multi-exposure lever [Page 45]
Shutter release button [Page 20]
Cable release socket [Page 53]
Main switch [Page 16]
Mirror lock-up lever [Page 65]
Time exposure set lever [Page 66]

6Lens mount index [Page 18]

Bottom backBattery chamber cover [Page 14]

Film spool retainer knob [Page 26]

Accessory guide hole

Tripod socketLens release lever [Page 19]

5Psync terminal [Page 58]

Memo holder [Page 29]

Dedicated flash contacts [Page 59]
Film type indicator [Page 25]
X-sync terminal [Page 62]
Memory lock button [Page 57]

Back cover release lever[Page 25]

Eyepiece shutter lever [Page 44]
Film speed set button [Page 24]

Back cover

Diopter adjustment dial [Page 33]

7

Indicators
The indicators displayed on the LCD panel and viewfinder show the following information.
LCD PanelViewfinder* As the periphery ofthe image may becut off when theimage is printedout, compose yourimage with extra
space around it.

: Film counter [Page 29]: Shutter speed [Page 48, 51]: Film speed [Page 24]: Film counter [Page 30]: Film speed set information [Page 24]: Flash status [Page 58]: Low battery warning [Page 17]: Exposure compensation [Page 54]: Film symbol [Page 29]: Memory lock [Page 57]: Film advance indicator [Page 42]: Bar graph [Page 51, 54]: Flash status [Page 58]: Metering mode [Page 36, 55, 56]: Spot metering area [Page 56]: Microprism [Page 39]

8

To Take the Following Kinds of Pictures
FlashPage● To take a picture in a dark place orindoors

58● To take a picture of a subject with anight scene in the background63

Exposure (Brightness)● To take a picture with brightness
manually adjusted

Page49, 54● To take a picture into the sun with thesubject’s face lightened

54● To measure the brightness of a specificnarrow area

56

● To store the exposure in the camera
temporarily

57

Subject Photography

Page● To take a picture of yourself

43● To take a picture into the sun with thesubject’s face lightened

54● To take a picture of a subject with anight scene in the background63

Landscape Photograhy

Page● To take a picture of a night scene

52● To take a picture of a subject with anight scene in the background63

OtherPage● To layer multiple pictures in one frame45● To reduce mirror shock when taking apicture63
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To Start Taking Pictures Right Away
12

3

Load the Batteries

Attach the Lens

Set the F-Stop

Remove the battery chamber coverand load two CR123A batteries.
[Page 14]

Align the red dots on the camera
and lens mount, attach the lens tothe camera body, and turn it to theright until it locks. [Page 18]

Set the lens aperture ring to thedesired f-stop. [Page 35]710

8Turn the Power On

Set the Film Speed

Set the main switch to i. [Page 16]

Adjust the film speed using the film speed set leverand film speed set button. [Page 24]45Turn the Shutter Speed Dial to b
Turn the dial while holding down thebutton indicated in the diagram. This
sets the Aperture-Priority AE Mode.
[Page 35]

6Set Exposure Compensation
to a

Set the Multi (6)-SegmentMetering Mode

Turn the exposure compensation
dial to the a position. [Page 54]

Set the metering mode selector
to K. [Page 36]

910Load Film

Adjust the Focus and Take a Picture

Open the back cover and load the film correctly.
[Page 25]

Depress the shutter release button gently to take apicture. [Page 39]

11Structure of this ManualFor effective use of this manual, the contents have been arranged in the following order.

BASIC OPERATION [PREPARATION]
Page 13 to 34
BASIC OPERATION [SHOOTING]
Page 35 to 42
ADVANCED OPERATION
Page 43 to 75
OTHERS
Page 76 to 81● If you want to start taking pictures right away, please read “BASIC OPERATION [PREPARATION]”, and “BASICOPERATION [SHOOTING]”. You can enjoy simple photography even with a minimal knowledge of operating thecamera.

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