Olympus CV-160 User manual

MAINTENANCE MANUAL

CV-160

INTRODUCTION

Repair and maintenance of this product requires highly specialized knowledge and techniques.

We recommend that you contact an Olympus service center in your area if a problem develops

with the product. If repairs or modifications are made by personnel not authorized by Olympus,

the warranty is void, and Olympus shall not be liable for damage that occurs to or as a result of

use of the modified product.

CONTENTS

１． SPECIFICATIONS

２． CONNECTION DIAGRAM

３． BLOCK DIAGRAM
４． TROUBLESHOOTING
５． DISASSEMBLING/ASSEMBLING PROCEDURE
６． EXPLODED PARTS DIAGRAM
７． PARTS LIST

CONTENTS CV-160

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3-1
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5-1
6-1
7-1

CONTENTS

SPECIFICATIONS CV-160

SPECIFICATIONS

Specifications

Item Specification

1. Applicable scope 1. EVIS100 series scope

2. EVIS130 series scope

3. EVIS140 series scope

4. V series scope

5. EVIS EXERA 160 series scope

6. EVIS EXERA 145 series scope

7. Ultrasonic endoscope(100 series)
Note) Applicable scope cable is MAJ-843 only.

2. Applicable video converter 1. OES video converter
OVC-100
OVC-140

Connectable with OES fiberscopes.

3. Applicable light source unit

4. Applicable monitor 1. Recommended monitor

1 System specifications

5. Applicable keyboard

1. Color system 1. Signal system

2. Monitor standard color

2. Television system
temperature

3. Synchronizing method Synchronizing only with the SYNC signal in CV-160.

1. Video output signal 1. Signal system

2. Light control output signal 1. Output connector

1. EVIS universal light source unit
CLV-U40

2. High intensity light source
CLV-E, CLE-E

3. EVIS EXERA high intensity light source unit
CLV-160, CLE-145

(1) 14” observation monitor

OEV141/142/143

(2) 20” observation monitor

OEV201/202/203

1. CV-160 exclusive keyboard (MAJ-845)

2. Structure

(1) ASCII key layout
(2) Provided with keyboard drip-proof cover (removable).
(3) Mountable on WM-60 series keyboard tray.
(4) Removable from CV-160.
(5) Flat keys and stroke keys are mixed.

(1) NTSC

Primary supply voltage 100V class (North America,
Asia specification 1)

(2) PAL

Primary supply voltage 200V class (Asia specification 2)
Primary supply voltage 200V class (Europe
specification)

1. Color temperature setting

(1) 6500K

(1) VBS composite
(2) Y/C
(3) RGBS

* Simultaneous output of (1), (2) and (3) is possible.

•All specifications: Front scope cable connector and rear light

control connector

3. Input/output conditions

1-1

Item Specification

2. Light control output signal 2. Output signal level
The output signal level for the automatic light control of an
applicable light source is defined by the following input
standard.

3. Power supply

3. Input/output conditions

1. Type

(1) 100V class: North America (OAI), Asia 1 (OLA)
(2) 200V class: Europe (OE), Asia 2 (OLA)

2. Rated voltage and input current

(1) 100V class: 100 to 120V, 1.0A
(2) 200V class: 220 to 240V, 0.5A

3. Voltage fluctuation

• The unit performance shall be guaranteed within ±10% of
the rating.

• The unit operation shall be guaranteed within ±15% of the
rating and the temperature increase in ordinary operation
of IEC.

4. Frequency

• 50/60Hz

5. Frequency fluctuation

• The unit performance shall be guaranteed with ±1Hz of
the rating.

6. Power consumption

• 240VA

7. Power cable
(1) 100V class (3 ±0.05m cord set)

3-pin hospital grade plug

(2) 200V class (3.2m cord set)

3-pin plug-less with uneven end
(Attach an appropriate plug in the destination.)

Input signal [mV]
F 30 or more
1 15
2 12.6
3 10.8
4 9.1
5 7.5
6 6.3
7 5.4
8 4.5
9 3.8
10 3.2
11 2.7
12 2.3
13 1.9
14 1.6
15 1.4
16 1.2
17 0.95

SPECIFICATIONS CV-160

1-2

1. Type of observation

1. Observation image display position

1. White balance

4. Observation

2. Front panel picture quality adjustment

SPECIFICATIONS CV-160

Item Specification

The user can select the endoscopic image display size from the

image

followings depending on the scope (CCD) applied.

North America specification (NTSC) Europe specification (PAL)

CCD 3700,01,08 3704 37071 3700,01,08 3704 37071
Display
size

2 steps

Medium

↓

Full-height

1 step

Full-high

only

2 steps

Semi

full-height

↓

Full-height

2 steps

Small

↓

Medium

2 steps

Small

↓

Medium

3 steps

Medium

↓

Semi

full-height

↓

Full-height

Note 1)
Change the display size on the keyboard or with the scope
switch or RS-232C communication.

Note 2)
Standard setting is as follows.

• 3700/01/08: NTSC = Medium
PAL = Medium

• 3704: NTSC = Full-height
PAL = Semi full-height

• 37071: NTSC = Small
PAL = Small

1. Specifications

• When replacing the scope with a different type,adjust the

white balance using the supplied white cap.

• A memory function is provided to hold the previous white

balance data even if the power switch is turned off.

• Calibrate the white balance automatically if the scope

with the scope ID function (EVIS EXERA 160 series) is
connected to the CV-160.

Note) It is necessary to calibrate manually again if the light

source changed.

2. Setting method

• Select the type of light source(xenon=CLV/halogen=CLE)

on the system setup screen.

• Depress the white balance switch on the front panel.(It is

not necessary for scopes with the scope ID function.)

3. Switch depression detection time

• Approx. 1 second

4. Time required by correction operation

• Approx. 1 second

1-3

2. Automatic light

3. Edge enhancement

4. Structure

4. Observation

2. Front panel picture quality adjustment

Item Specification

1. Specification

control

enhancement

1. Selection of
adjustment
color

2. Red group color
adjustment
(when R is
selected)

5. Color tone adjustment

• Switch the peak/average iris mode depending on a subject.

2. Standard setting: Average

3. Setting method
(1) Switch on the front panel
(2) Scope switch
(3) RS-232C communication
Note) Assign the scope switch on the user preset screen.

1. Specification
A subject image is enhanced in three steps (Low/Med./High).

2. Standard setting: Low

3. Setting method
(1) Set the edge enhancement mode (Enh.Type: Edg.) on

the user preset screen.

(2) Switch on the front panel
(3) Scope switch
(4) RS-232C communication

1. Specification
A subject image is enhanced in three steps

(Low/Med./High).

2. Standard setting

The standard setting of each level:
Low:Level1, Med.:Level3, High:Level5

3. Setting method
(1) Set the structure enhancement mode (Enh.Type: Str.)

on the user preset screen.

(2) Select the set value (Level 0 to 8) for each enhancement

level (L/M/H) on the user preset screen.

(3) Switch on the front panel
(4) Scope switch
(5) RS-232C communication

1. Specification
Desired color can be selected.
(Select from four types of R, B, C and Light off.)

2. Standard setting

Light off (not selected)

3. Setting method
Color tone selector switch on the front panel
(Each time the switch is depressed, the color is changed in
the order of R, B, C, Light off and R.)

1. Specification
Color tone of red group can be adjusted.

2. Standard setting
Center of the variable range (±0 step)

3. Setting method
(1) Adjust with the color tone adjustment switch on the
front panel.
(2) Adjust with RS-232C communication.

4. Variable range
±7 steps
(LED indicates step values on the front panel.)

SPECIFICATIONS CV-160

1-4

2. Front panel picture quality adjustment

6. Reset switch

4. Observation

1. AGC

2. γ (contrast)

3. Other picture quality adjustment

Item Specification

3. Blue group
color
adjustment
(when B is
selected)

4. Color density
adjustment
(when C is
selected)

5. Color tone adjustment

1. Specification
Color tone of blue group can be adjusted.

2. Standard setting

Center of the variable range (±0 step)

3. Setting method

(1) Adjust with the color tone adjustment switch on the
front panel.

(2) Adjust with RS-232C communication.

4. Variable range
±7 steps

(LED indicates step values on the front panel.)

1. Specification
Color density (chroma) can be adjusted without changing the
hue.

2. Standard setting

Center of the variable range (±0 step)

3. Setting method
(1) Adjust with the color tone adjustment switch on the

front panel.

(2) Adjust with RS-232C communication.

4. Variable range
±7 steps

(LED indicates step values on the front panel.)

1. Specification
The output image to the observation monitor is changed to
the scope image, and the light control, edge/structure
enhancement and color tone and contrast etc. are set on
User Preset 1.

2. Setting method
Press the reset switch on the front panel. (Depress the
switch more than 1 second)

1. Specifications
Turn ON/OFF as needed, depending on the endoscopic
image.

2. Standard setting: ON

3. Setting method
(1) Switch with the keys (Shift + F2 key) on the keyboard.
(2) Switch with the scope switch.
(3) Switch with RS-232C communication.
Note) Assign the scope switch on the user preset screen.

1. Specifications
Selectable from the three modes.
Normal :Ordinary observation
Low :Low contrast mode

(Brighten the dark portion, and darken the bright
portion.)

High :High contrast mode

(Brighten the bright portion, and darken the dark
portion.)

2. Standard setting: ON

3. Setting method
(1) Select with the keys (Shift + F5 key) on the keyboard.
(2) Switch with the scope switch.
(3) Switch with RS-232C communication.
Note) Assign the scope switch on the user preset screen.

SPECIFICATIONS CV-160

1-5

3. Freeze

3. Other picture
quality adjustment

1. Display area change
(Electric

function

4. Image display

1. Standard chart image

4. Observation

5. Picture quality

2. Selection of output

5. Input/Output switching function

1. Luminance

1. Resolution

Item Specification

1. Specifications
Make a moving image a still image.
(Field freeze system)

2. Setting method
(1) Freeze with the freeze switch on the keyboard.
(2) Freeze with the scope switch.
(3) Freeze with RS-232C communication.

Note) Assign the scope switch on the user preset screen.

1. Specifications
(1) The observing image size is selectable.

magnification)

output

signal to the monitor

Horizontal resolution
(Magnify in the
horizontal direction
so that the aspect
ratio (H:V) becomes
4:3 with the vertical
magnification rate of
1X, and adjust the
view angle.)

2. Setting method
(1) Set with the switch (Function key F5) on the keyboard.
(2) Change with the scope switch.
(3) Change with RS-232C communication.
Note) Assign the scope switch on the user preset screen.

1. Specifications
100% Color bar is displayed on the screen for adjustment of
the monitor.

2. Setting method
(1) Select with the key (Function key F2) on the keyboard.
(2) Select with RS-232C communication.

1. Specifications
(1) Select the signal to the monitor from the inputs (scope,

printer, VTR and digital file).

2. Setting method
(1) Select with the switch on the front panel (Image

Source).

(2) Select with RS-232C communication.

SOURCE
SCOPE
PRINTER
VTR
D.F.

・The scope image is displayed at marked ×.
・Switching the monitor image is controlled by the monitor

remote signal.

Near the center:

1. 3700/01/08
(1) Composite signal, RGB signal, Y/C signal outputs

(240TV lines or more)

2. 3704
(1) Composite signal output

(350TV lines or more)

(2) RGB signal, Y/C signal outputs

(400TV lines or more)

3. 37071
(1) Composite signal, RGB signal, Y/C signal outputs

(400TV lines or more)

Output to the monitor IMAGE

RGB Y/C VBS

○ ○ ○
× × ○
× ○ ○
○ × ×

SPECIFICATIONS CV-160

1-6

Item Specification

2. Luminance
Vertical resolution
(Magnify in the
horizontal direction
so that the aspect
ratio (H:V) becomes

1. Resolution

5. Picture quality

2. S/N 1. (37dB or more)

1. Registration and access of

2. Recording and displaying

6. Recording

4:3 with the vertical
magnification rate of
1X, and adjust the
view angle.)

patient data

of patient data

Near the center:

1. 3700/01/08
(1) Composite signal, RGB signal, Y/C signal outputs

2. 3704
(1) Composite signal, RGB signal, Y/C signal outputs

3. 37071
(1) Composite signal, RGB signal, Y/C signal outputs

[Conditions]
AGC: OFF
Contrast: Normal
Image enhancement: Edge enhancement (Low)

1. Specifications
40 patient data can be registered and accessed.

2. Setting method
Input from the keyboard on the patient data screen.

3. Input items
(1) ID No.
(2) Patient name
(3) Sex and age
(4) Date of birth (Date of inspection is automatically

1. Specifications
The patient data to register, the comment to input after
registration, the number of video print, etc. can be displayed
on the screen.

2. Setting method
(1) Input from the keyboard.
(2) Input with RS-232C communication.

3. Display items
(1) ID No.
(2) Patient name
(3) Sex and age
(4) Date of birth
(5) Date of inspection, time (stopwatch)
(6) Comment
(7) Dr. name
(8) (Video print number/divided number)
(9) (Image enhancement mode: Enhance level)
(10) (Contrast mode)
Note) Only the item in ( ) is indicated.

(320TV lines or more)

(320TV lines or more)

(320TV lines or more)

displayed.)

SPECIFICATIONS CV-160

1-7

Item Specification

3. Control of the recording
unit (video printer)

6. Recording

1. Specifications
(1) #PER PAGE
The dividing mode of the video printer connected to the

CV can be switched to 1/2/4/N (N: User setting) mode.

(2) DEL IMAGE

Delete the divided image stored in the printer, then
return the cursor to the previous position.

(3) PRINT

Print out the image stored in the printer.

(4) PRINT QTY.
The number of prints can be switched to 1/2/4/N(N:User
setting) mode.
(5) Data can be stored also during printing. Print image can

be confirmed.
Note) Print out automatically after capturing the images set
up in (1).

2. Setting method
(1) Select the type of printer.
(2) Control with the exclusive key(PRINTER REMOTE) on

the keyboard.

3. Applicable video printer
* NTSC:
OEP (OLYMPUS)
OEP-3 (OLYMPUS)
UP-2900MD (SONY)
UP-2950MD (SONY)
[UP-1800 (SONY)]
[UP-1850 (SONY)]
[UP-5000MD (SONY)]
[UP-5200MD (SONY)]
[UP-5250MD (SONY)]
* PAL:
OEP (OLYMPUS)
UP-2800P (SONY)
UP-2850P (SONY)
[UP-1800 EPM(SONY)]
[UP-1850 EPM (SONY)]
[UP-5000MDP (SONY)]
[UP-5200MDP (SONY)]
[UP-5250MDP (SONY)]
UP-2100P
Note) [ ] Products already sold.
Remote cable: MH-995 (RS-232C)

MAJ-854 (X-contact)

SPECIFICATIONS CV-160

1-8

SPECIFICATIONS CV-160

Item Specification

4. VTR recording/playback
control

6. Recording

5. Release continuous
recording

1. Scope Connect the scope and CV-160 with the scope cable(MAJ-843).

2. OES video converter Can be directly connected to the CV-160.

7. Connection

1. Display (1) English 100 to 120V: NTSC (OAI, OLA 1)

2. Structure Dripproof required as medical equipment.

8. Panel

1. Specifications
The following operations are possible from the exclusive key
on the keyboard, RS-232C and scope switch for the VTR
connected to the CV.

• Recording(REC)

• Playback(PLAY)

• Stop(STOP)

• Fast forward(FWD)

• Rewind(REW)

• Pause(PAUSE)

• Fast forward during playing (RS-232C control only)

• Rewind during playing (RS-232C control only)

2. Setting method
(1) Use the exclusive key on the keyboard.
(2) Use the scope switch.
Note) Scope switch can control [REC/REC_PAUSE] only.
(Scope switch is assigned to [VTR]).

3. Applicable VTR
* NTSC
VO-7600 (SONY)
VO-9600 (SONY)
SVO-9500MD (SONY)
[BR-S611 (JVC)]
[BR-S811 (JVC)]
* PAL
VO-7630 (SONY)
VO-9600P (SONY)
SVO-9500MDP (SONY)
[BR-S611E (JVC)]
[BR-S811E (JVC)]

1. Specifications
Release of each connected unit can be controlled from the
CV-160.

2. Setting method
(1) Release with the scope switch.
(2) Release from the keyboard.
Note) Assign the scope switch on the user preset screen.

3. Controllable units
(1) Applicable video printers
(2) Applicable digital files

220 to 240V: PAL (OLA 2)

(2) Symbol 220 to 240V: PAL (OE)

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