Black Box Computertop TV-I Bedienungsanleitung

CUSTOMER

SUPPORT

INFORMATION

Order toll-free in the U.S. 24 hours, 7 A.M. Monday to midnight Friday: 877-877-BBOX

FREE technical support, 24 hours a day, 7 days a week: Call 724-746-5500 or fax 724-746-0746

Mail order: Black Box Corporation, 1000 Park Drive, Lawrence, PA 15055-1018

Web site: www.blackbox.com • E-mail: [email protected]

SEPTEMBER 1993

AC451A

Computertop TV-I

FEDERAL COMMUNICATIONS COMMISSION

RADIO FREQUENCY INTERFERENCE STATEMENT

This equipment generates, uses, and can radiate radio frequency energy

and if not installed and used properly, that is, in strict accordance with the

manufacturer’s instructions, may cause interference to radio communication.

It has been tested and found to comply with the limits for a Class A

computing device in accordance with the specifications in Subpart J of

Part 15 of FCC Rules, which are designed to provide reasonable protection

against such interference when the equipment is operated in a commercial

environment. Operation of this equipment in a residential area is likely to

cause interference, in which case the user at his own expense will be required

to take whatever measures may be required to correct the interference.

Changes or modifications not expressly approved by the party responsible

for compliance could void the user’s authority to operate the equipment.

This digital apparatus does not exceed the Class A limits for Radio noise emission from

digital apparatus set out in the Radio Interference Regulation of Industry Canada.

Le présent appareil numérique n’émet pas de bruits radioélectriques dépassant les limites

applicables aux appareils numériques de la classe A prescrites dans le Règlement sur le

brouillage radioélectrique édicté par Industrie Canada.

TRADEMARKS

Apple Desktop Bus™is a trademark of Apple Computer, Inc.

AppleScript™is a trademark of Apple Computer, Inc.

Macintosh®is a registered trademark of Apple Computer, Inc.

MPW®is a registered trademark of Apple Computer, Inc.

MultiFinder®is a registered trademark of Apple Computer, Inc.

System 7™is a trademark of Apple Computer, Inc.

CNN is a registered trademark of Cable News Network Inc.

HyperCard®is a registered trademark of Claris Corporation.

RCA®is a registered trademark of General Electric Co.

IBM®is a registered trademark of IBM Corporation.

Excel™is a trademark of Microsoft Corporation.

Windows™is a trademark of Microsoft Corporation.

Any other trademarks mentioned in this manual are acknowledged to be the property

of the trademark owners.

Computertop TV-I

1. Specifications.........................................................................................4

2. Introduction ..........................................................................................5

2.1 Overview........................................................................................5

2.2 Requirements ...............................................................................5

2.3 Package Contents .........................................................................5

3. Installation .............................................................................................6

3.1 Attaching the Television Input....................................................6

3.2 Connecting Your Computer to the Computertop TV-I.............6

3.3 Video and Audio Output .............................................................6

3.4 Attaching the AC Power Adapter ................................................7

3.5 Loading Software .........................................................................8

4. Operation.............................................................................................10

4.1 Getting Started ...........................................................................10

4.2 Storing Channel Names.............................................................11

4.3 Channel Selection by Name ......................................................11

4.4 Preferences File ..........................................................................11

4.5 Keyboard Equivalents.................................................................11

4.6 Macintosh Menus .......................................................................12

4.7 AppleEvent Support...................................................................13

4.8 XCMDs........................................................................................17

Table of Contents

Computertop TV-I

System Requirements — Any Macintosh with an ADB Port

Any PC-compatible computer with Windows

Input — 75Ω, F-Connector

VHF: Channels 2-13

UHF: Channels 14-69

CATV: Channels A 2-65

Video Output — NTSC Video: SN 2 Vp-p, 47dB

Audio Output — SN 0.5 Vp-p, 40dB

Power Consumption — 1.8 watts

Power Adapter — Input: 120V, 150mA, 60Hz

Output: 15VDC, 300 mA

Storage Temperature — 14 to 122°F (-10 to +50°C)

Humidity — 80% non-condensing

Maximum Altitude — 15,000 feet (4572 m)

Size — 1.8"H x 7.0"W x 4.5"D (4.6 x 17.8 x 11.4 cm)

Shipping Weight — 6 lb. (2.7 kg)

1. Specifications

Computertop TV-I

2.1 Overview

Computertop TV-I is a stand-alone

television tuner that can be

controlled by either a Macintosh®

or an IBM®compatible computer

with Windows™. Computertop TV-I

accepts television broadcast signals

via an external antenna or cable TV.

It generates composite video and

mono audio output. Video and

audio can be routed to any

computer-based video digitizer

or directly to a monitor and

audio amplifier.

Computertop TV-I software provides

a remote-control interface for

selecting and storing channels.

When the software is running

under Macintosh System 7™or

later, AppleEvents are supported.

HyperCard®XCMDs for Macintosh

are also supported.

2.2 Requirements

Macintosh: System 6.x or later;

Macintosh SE or newer.

Windows: Any PC Computer

compatible with Windows 3.x.; Serial

Port (Com1, Com2, Com3, Com4).

Compatibility: Any device that takes

standard NTSC composite input.

Any Audio Digitizer that takes Line

Level Audio Input.

2.3 Package Contents

1. Computertop TV-I unit.

2. Mini-DIN-4-to-mini-DIN-4 ADB

cable (for use with Macintosh).

3. Mini-DIN8-to-DB25 Cable

(for use with PC compatibles).

4. RCA®to RCA video cable.

5. AC power adapter.

6. Diskette with Computertop TV-I

operating software.

7. This manual.

You need to supply:

1. Antenna or cable television.

2. Audio cable (see Section 3.3).

2. Introduction

Computertop TV-I

Before installing the Computertop

TV-I, make sure that your computer

is off.

3.1 Attaching the Television Input

The AERIAL IN jack is a standard F-

type antenna jack. The Computertop

TV-I accepts either cable or antenna

input.

3.2 Connecting Your Computer

to the Computertop TV-I

ACINTOSH

SER

NLY

The ADB Input/Output ports are

Apple Desktop Bus™Mini-DIN-4

connectors—the same connectors

on your keyboard and Macintosh.

Warning

Shut down the Macintosh

before connecting or

disconnecting ADB cables.

If you have a free ADB port on the

Macintosh: Connect the supplied

ADB cable to the free ADB port on

your Macintosh and to either ADB

port on the Computertop TV-I.

If you do not have a free ADB port

on the Macintosh: Disconnect your

ADB cable from the Macintosh and

attach it to either ADB port on the

Computertop TV-I. Your keyboard

is now attached to the Computertop

TV-I. Connect the supplied ADB

cable to the other ADB port on the

rear panel of the Computertop TV-I.

Connect the other end to your

Macintosh. Whatever you type on

your keyboard will pass through

the Computertop TV-I to your

Macintosh.

INDOWS

SER

NLY

The PC COMM PORT connector on

the Computertop TV-I is a Mini-DIN-

8 connector. Connect one end of

the supplied Mini-DIN-8-to-DB25

cable to the PC COMM PORT

connector on the Computertop TV-I

and the other to either Com Port 1

or 2 on your PC. If your computer

has DIP switch-selectable ports, use

the computer instruction manual to

set the DIP switch.

NOTE: The serial port of some computers

may require a Null Modem Adapter.

3.3 Video and Audio Output

IDEO

The Video Output can be routed to

any device that accepts composite

video. If you are using a video

digitizer, use the supplied composite

video cable to connect the VIDEO

OUT jack on the tuner to the

composite input jack on the

digitizer. If you are using another

device, you will need to supply the

appropriate cable.

3. Installation

Computertop TV-I

UDIO

The Audio Output can be routed to

any device that accepts line level

audio. Use an RCA to 3.5mm audio

cable to connect the AUDIO OUT

jack on the Computertop TV-I to an

audio device. If you are using the

Macintosh microphone input

(available on newer Macintosh

computers), you will need a Line

Level to Microphone Level Adapter

cable, as described in your

Macintosh manual. If you are using

another type of device, you need to

supply the appropriate cable.

3.4 Attaching the AC Power Adapter

Uncoil the cord attached to the

supplied AC adapter. Plug the small

end into the 15V DC POWER

connector on the Computertop

TV-I. Plug the transformer into a

standard AC socket. The LED on the

front panel will be lit to indicate that

the Computertop TV-I has power.

ADB ADB COMM PORTDC POWER AUDIO OUT VIDEO OUT AERIAL IN

Figure 1. The rear panel of the Computertop TV-I.

The Cable/Aerial

input jack is a

standard F-type

antenna jack—

accepts either

cable or

antenna input.

Windows Users:

Connect one end of

the supplied Mini-

DIN-8-to-DB25 cable

here and the other to

either Com Port 1 or

Com Port 2 on your

PC.

Plug in the

small end of

the supplied

AC power

adapter here.

Macintosh Users:

Connect one end of the supplied

mini-DIN-4-to-mini-DIN-4 ADB cable

to either of these connectors.

Connect the other end to your

Macintosh. You might have to

connect your Macintosh cable from

your keyboard to the other

connector (see text in Section 3.2

for further information).

Attach the

appropriate cable

(not supplied) to

this RCA jack and

the other end to

your audio device.

Connect one end of

the supplied RCA

to RCA video cable

here and the other

end to your digitizer

(or other device

that accepts a

television signal).

Computertop TV-I

3.5 Loading Software

ACINTOSH

SER

NLY

Insert the provided disk

“Computertop TV-I disk” into your

computer. Drag the application

“Computertop TV-I” to your hard

drive. We advise that you do not drag

the “Computertop TV-I Daemon” or

“Computertop TV-I XCMDs” icon to

your hard drive. See Section 4.6 and

4.7 for more information.

INDOWS

SER

NLY

1. Make a directory on your hard

drive entitled “comp_tvi.”

2. Insert the provided disk

“Computertop TV-I disk” into

your computer.

3. There are two files on the disk:

“bwcc.dll” and “comp_tvi.exe.”

Copy these to the directory you

just made.

Figure 2. After you open the “Port” control panel, select

the port attached to the Computertop TV-I. In this

illustration, “COM1” has been chosen.

Computertop TV-I

4. Open the “Control Panel” by

double-clicking on it.

5. Open the “Ports” control panel

by double-clicking on it. See

Figure 2.

6. Select the port that is attached to

the Computertop TV-I.

7. Click on the “Settings” button.

8. Make sure that the settings of

your Com port match those in

Figure 3. You might get an error

message if this port is in use.

Attach the ComputerTop TV-I

to a different serial port.

Figure 3. These are the settings for COM1—the Com port attached to

the Computertop TV-I.

Computertop TV-I

The Computertop TV-I cannot

distinguish between cable and

antenna frequencies, so it is

important that you set the

Cable/Antenna Selectors to reflect

the incoming signal. Just click on the

appropriate circle.

The Channel Indicator displays the

current channel number that is

tuned in.

The Channel Number Key Pad

allows selection of a channel number

by clicking on the channel

number(s) desired.

Click on the Channel Down and

Channel Up keys to select the next

channel in sequence.

The Channel Name Text Edit has

two purposes: associating a name

with a channel and selecting a

channel by name. These functions

are covered in more detail in

Sections 4.2 and 4.3.

4. Operation

Computertop TV-I

Find Ch.

Store

123

456

789

Cable

Antenna

Channel Indicator

Find Channel Button

Store Button

Cable/Antenna Selectors

Channel Name Text Edit

Channel Number Key Pad

Channel Down

Channel Up

4.1 Getting Started

Launch the Computertop TV-I

application by double-clicking on

its icon (Macintosh) or on

“comp_tvi.exe” (Windows).

The main window of the

Computertop TV-I application will

appear on your computer desktop.

It is a remote-control interface for

selecting and storing channels.

Figure 4. Application Icon.

Figure 5. The remote-control interface.

Computertop TV-I

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