Panasonic PTD7600U PTD7500U User Guide - Page 23

23

Calculation formulas for projection distance by lens types (for PT-D7600U)

16:9

If the projector is used with a screen size not listed in this manual, check the diagonal dimension (inch) of your

screen and calculate the projection distance using the following formulas.

Calculation formulas for projection distance by lens types (for PT-D7500U)

Minimal distance:

L=0.1491 x Screen diagonal (inch)

–

0.1145

Maximal distance: L=0.2418 x Screen diagonal (inch)

–

0.1022

16:9

ET-D75LE5

(1.0 :1)

Model number of projection lens

Aspect ratio

Projection distance (L) formula

Units: m

L= 0.0212 x Screen diagonal (inch)

–

0.0836


–

0.0836

ET-D75LE1

ET-D75LE1SC

(1.87

–

2.5 :1)

Minimal distance:


–

0.0760


–

0.1003

4:3

16:9

Minimal distance:


–

0.0759


–

0.1002

ET-D75LE2

ET-D75LE2SC

(2.5

–

3.75 :1)

4:3

Minimal distance:


–

0.0795


–

0.1061

16:9

Minimal distance:


–

0.0963

Maximal distance: L=0.137

x Screen diagonal (inch)

–

0.1203

Minimal distance:


–

0.0794


–

0.1060

4:3

ET-D75LE3

ET-D75LE3SC

(3.75

–

6.25 :1)

16:9

Minimal distance:


–

0.0963


–

0.1023

Minimal distance:

L=0.137

x Screen diagonal (inch)

–

0.1146


–

0.1023

4:3

ET-D75LE4

ET-D75LE4SC

(6.25

–

10.0 :1)

16:9

4:3

5:4

16:9

5:4

16:9

5:4

16:9

5:4

Zoom

lens

Zoom

lens

Fixed-

focus

lens

Fixed-

focus

lens

Model number of projection lens

Aspect ratio

Projection distance (L) formula

Units: m

ET-D75LE5

(0.8 : 1)

ET-D75LE1

ET-D75LE1SC

(1.5

–

2.0 : 1)

ET-D75LE2

ET-D75LE2SC

(2.0

–

3.0: 1)

ET-D75LE3

ET-D75LE3SC

(3.0

–

5.0: 1)

ET-D75LE4

ET-D75LE4SC

(5.0

–

8.0: 1)

16:9

5:4

Minimal distance:


–

0.0761


–

0.1003

Minimal distance:


–

0.0761


–

0.1002

Minimal distance:


–

0.0794


–

0.1065

Minimal distance:


–

0.0793


–

0.1065

Minimal distance:


–

0.0959


–

0.1214

Minimal distance:


–

0.0958


–

0.1214

Minimal distance:


–

0.1156


–

0.102

Minimal distance:


–

0.115


–

0.102


–

0.0032


–

0.0318

Section	Page
TABLE OF CONTENTS	4
PRECAUTIONS WITH REGARD TO SAFETY	5
CAUTION	6
ACCESSORIES	7
PRECAUTIONS ON HANDLING	8
EXAMPLES OF SYSTEM EXPANSION	9
NAME AND FUNCTION OF PARTS	10
REMOTE CONTROL	10
FRONT AND SIDE OF THE PROJECTOR	12
REAR VIEW OF THE MAIN UNIT	13
CONTROLS ON REAR PANEL	13
SIDE-MOUNTED CONNECTION TERMINALS	14
USING THE REMOTE CONTROL UNIT	15
LOADING DRY CELLS	15
EFFECTIVE RANGE OF REMOTE CONTROL OPERATION	15
SETTING PROJECTOR ID NUMBER TO REMOTE CONTROL	16
USING THE REMOTE CONTROL AS A PC MOUSE	17
USING A WIRED REMOTE CONTROL	17
INSTALLATION	18
ADJUSTING THE LEVELING FEET	18
PROJECTION SCHEME	18
INSTALLATION GEOMETRY	18
PROJECTION DISTANCES BY THE TYPE OF PROJECTION LENSES (OPTIONAL)	19
CONNECTION	24
BEFORE STARTING CONNECTION	24
EXAMPLE OF CONNECTING WITH VIDEO DEVICES	25
EXAMPLE OF CONNECTING WITH PERSONAL COMPUTERS	26
EXAMPLE OF CONNECTING WITH THE SIGNAL SELECTOR	27
INSTALLATION OF INPUT MODULE (OPTIONAL)	28
INSTALLING THE INPUT MODULE	28
CONNECTING SIGNALS TO THE INPUT MODULE	30
CONNECTING THE SIGNAL TO THE ANALOG RGB SIGNAL INPUT MODULE	31
CONNECTING THE SIGNALS TO THE VIDEO SIGNAL INPUT MODULE	32
CONNECTING THE SIGNAL TO THE SERIAL DIGITAL SIGNAL INPUT MODULE	34
CONNECTING SIGNALS TO THE DVI SIGNAL INPUT MODULE	37
HOW TO INSTALL AND REMOVE THE PROJECTION LENS (OPTIONAL)	38
HOW TO INSTALL THE PROJECTION LENS	38
HOW TO REMOVE THE PROJECTION LENS	38
PROJECTION	39
POWERING UP THE PROJECTOR	39
MAKING ADJUSTMENT AND SELECTION	39
POWERING OFF THE PROJECTOR	40
HOW TO ADJUST THE LENS	41
HOW TO ADJUST THE LENS FOCUS, LENS ZOOM AND LENS SHIFT (OPTICAL SHIFT)	41
AUTOMATIC ADJUSTMENT (AUTO SETUP)	42
REGISTRATION OF INPUT SIGNAL DATA	43
REGISTRATION OF NEW DATA	43
IF NEW REGISTRATION IS NOT AVAILABLE BECAUSE OF FULL MEMORY	44
SUB MEMORY	45
USING THE FREEZE FUNCTION	47
USING THE SHUTTER FUNCTION	47
USING THE DIGITAL ZOOM (- D.ZOOM +) FUNCTION	47
ON SCREEN MENUS	48
STRUCTURE OF MENU SCREENS	48
BASIC OPERATIONS ON MENU SCREEN	49
RETURNING TO THE PREVIOUS SCREEN	49
MENU ITEMS SHOWN IN GRAY CHARACTERS	49
MENU ITEMS SETTING	49
RESETTING TO THE FACTORY DEFAULT	49
ADJUSTING THE PICTURE	50
SWITCHING THE PICTURE MODE	50
SWITCHING THE AI CONTROL	50
ADJUSTING CONTRAST / BRIGHT / COLOR / TINT	51
ADJUSTING THE COLOR TEMPERATURE	52
ADJUSTING COLOR MATCHING	53
SHARPNESS / GAMMA / NOISE REDUCTION / PULLDOWN MODE	54
TO SET THE SRGB COMPLIANT PICTURE	55
TO INPUT BETACAM WITH YCBCR 480I	55
ADJUSTING THE POSITION	56
SHIFT ADJUSTMENT	56
SIZE ADJUSTMENT	57
BLANKING ADJUSTMENT	59
CLOCK PHASE ADJUSTMENT	60
ADJUSTING THE INPUT RESOLUTION	61
ADJUSTING THE CLAMP POSITION	62
KEYSTONE DISTORTION CORRECTION	63
EDGE BLENDING ADJUSTMENT	64
CHANGING THE DISPLAY LANGUAGE	65
HOW TO CHANGE THE SYSTEM FORMAT	66
HOW TO CHANGE THE SIGNAL FOR THE ET-MD95VM2 (OPTIONAL)	67
HOW TO USE RGB REALITY MODE	68
OPTIONAL SETTINGS	69
ID NUMBER SETTING	69
INSTALLATION SETTING	70
LAMP SELECT	71
LAMP POWER	71
LAMP COOLING TIME	71
RGB2 SELECT	71
POSITION OF ON-SCREEN INDICATORS	71
SYSTEM INFORMATION	72
VIDEO SETTING	72
FAN CONTROL	72
AUTOMATIC ADJUSTMENT	72
P IN P	73
SETTING FUNC1	74
PASSWORD	74
SETTING THE CONTRAST MODE	75
HOW TO SWITCH THE INPUT IMPEDANCE (SIGNAL LEVEL) OF THE SYNCHRONIZATION SIGNAL	76
USING THE SERIAL TERMINALS	77
EXAMPLES OF CONNECTION	77
PIN ASSIGNMENTS AND SIGNAL NAMES	77
COMMUNICATION CONDITIONS (FACTORY SETTING)	77
BASIC FORMAT	77
PROCEDURE OF SETTING COMMUNICATION CONDITIONS	78
CONTROL COMMANDS	79
CABLE SPECIFICATIONS	79
USING THE REMOTE 2 TERMINAL	80
DISPLAYING THE INTERNAL TEST PATTERN	81
CYCLE OF DISPLAYED INTERNAL TEST PATTERNS	81
RS-422 CONTROL FUNCTIONS	81
HOW TO USE NETWORK MODULE (OPTIONAL)	82
INITIAL SETTING OF NETWORK MODULE	83
ACCESSING FROM THE WEB BROWSER	85
RETURNING THE NETWORK MODULE SETTING BACK TO THE FACTORY SETTING	92
INDICATION OF MONITOR LAMP	93
CLEANING AND REPLACEMENT OF AIR FILTER	94
PROCEDURE OF CLEANING	94
REPLACEMENT OF LAMP UNIT	95
TIMING OF LAMP UNIT REPLACEMENT	95
PROCEDURE OF LAMP UNIT REPLACEMENT	96
BEFORE ASKING FOR SERVICE	98
SPECIFICATIONS	99
APPENDIX	101
OUTSIDE DIMENSIONS	102

Panasonic PTD7600U PTD7500U User Guide - Page 23

Calculation formulas for projection distance by lens types for PT-D7600U, ET-D75LE2SC - pt d7600u manual

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