Commodore 1541-II Uživatelská příručka stáhnout pdf (Strana 13)

ACCESS

HOLE

FOR

VR1

TIMING

DISK

2-4,

60

Hz

TIMING

MARKS

50

Hz

TIMING

MARKS

Figure

2-1.

Calibration

VIC-1541

Prepared

for

Calibration

1.

Connect

VIC-20/COMMODORE

64

to

video

monitor

or

TV.

(Refer

to

computer

User's

Guide

for

proper

connection.)

2.

Connect

serial

bus

cable

between

P3

on

VIC-1541

and

serial

bus

connector

on

VIC-20/COMMODORE

64.

3.

Connect

AC

power

cord

between

J9

on

VIC-1541

and

AC

outlet.

I

warningI

•

USE

EXTREME

CARE

TO

AVOID

CONTACT

WITH

FRAME

COMPONENTS.

HIGH

AC

VOLTAGE

POTENTIALS

ARE

PRESENT

DURING

CALIBRATION. THESE

VOLTAGE

POTENTIALS

CAN

CAUSE

BODILY

INJURY

OR

DEATH.

4.

Place

VIC-1541

power

switch

to

ON.

5.

Apply

power

to

VIC-20/

COMMODORE

64.

6.

If

a

VIC-20

is

the

computer

being

used,

enter

the

following

command:

OPEN

15,8,15,"UI-":CLOSE

15<Return>

7.

Insert

blank

floppy

disk

into

VIC-1541.

8.

Plug timing

strobe

light into

AC

outlet.

Position

light

near

timing

disk

(Refer

to

Figure

2-1).

9.

Enter

following

command

into

VIC-20/COMMODORE

64:

OPEN

15,8,15,"NO:CAL,01":CLOSE

15

<Return>

Page

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