Commodore 1531 Datassette User Manual
INFORMATION TO USER
"WARNING: THIS EQUIPMENT HAS BEEN CERTIFIED TO COMPLY WITH
THE LIMITS FOR A CLASS B COMPUTING DEVICE, PURSUANT TO SUBPART J OF PART 15 OF FCC RULES. ONLY PERIPHERALS (COMPUTER
INPUT/OUTPUT DEVICES, TERMINALS, PRINTERS, ETC.) CERTIFIED TO
COMPLY WITH THE CLASS B LIMITS MAY BE ATTACHED TO THIS
COMPUTER. OPERATION WITH NON-CERTIFIED PERIPHERALS IS LIKELY
TO RESULT IN INTERFERENCE TO RADIO AND TV RECEPTION."
"THIS EQUIPMENT GENERATES AND USES RADIO FREQUENCY ENERGY
AND IF NOT INSTALLED PROPERLY, THAT IS, IN STRICT ACCORDANCE
WITH THE MANUFACTURER'S INSTRUCTIONS, MAY CAUSE INTER-
FERENCE TO RADIO AND TELEVISION RECEPTION. IT HAS BEEN TYPE
TESTED AND FOUND TO COMPLY WITH THE LIMITS FOR A CLASS B
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
IN A RESIDENTIAL INSTALLATION. HOWEVER, THERE IS NO GUARANTEE THAT INTERFERENCE WILL NOT OCCUR IN A PARTICULAR
INSTALLATION. IF THIS EQUIPMENT DOES CAUSE INTERFERENCE TO
RADIO OR TELEVISION RECEPTION, WHICH CAN BE DETERMINED BY
TURNING THE EQUIPMENT OFF AND ON, THE USER IS ENCOURAGED TO
TRY TO CORRECT THE INTERFERENCE BY ONE OR MORE OF THE
FOLLOWING MEASURES:
• REORIENT THE RECEIVING ANTENNA
• RELOCATE THE COMPUTER WITH RESPECT TO
THE RECEIVER
• MOVE THE COMPUTER AWAY FROM THE RECEIVER
• PLUG THE COMPUTER INTO A DIFFERENT OUTLET
SO THAT COMPUTER AND RECEIVER ARE ON DIFFERENT
BRANCH CIRCUITS
"IF NECESSARY, THE USER SHOULD CONSULT THE DEALER OR AN
EXPERIENCED RADIO/TELEVISION TECHNICIAN FOR ADDITIONAL
SUGGESTIONS. THE USER MAY FIND THE FOLLOWING BOOKLET PRE-
PARED BY THE FEDERAL COMMUNICATIONS COMMISSION HELPFUL:
'HOW TO IDENTIFY AND RESOLVE RADIO-TV INTERFERENCE
PROBLEMS.' THIS BOOKLET IS AVAILABLE FROM THE U.S. GOVERNMENT PRINTING OFFICE, WASHINGTON, D.C. 20402, STOCK NO. 004-
000-00345-4."
PART NO: 320970
© Commodore Electronics Ltd. 1984
All rights reserved
OPERATING INSTRUCTIONS FOR YOUR
1531 DATASSETTE
TM
A COMMODRE 1531 DATASSETTE* unit is a device for storing and recalling
computer programs on ordinary cassette tapes. It can be used for saving
programs you have written and want to recall for later use. It can also be used
to read pre-recorded programs that you have purchased.
* DATASSETTE is a trademark of Commodore Electronics Ltd.
DATASSETTE™ OPERATING INSTRUCTIONS FOR
YOUR COMPUTER
Important information about
your
DATASSETTE™
The COMMODORE 1531 DATASSETTETM is supplied with a cord attached.
This cord connects DATASSETTE™ to the TED series computers (Commodore
16,116,232,264, V364). Power is supplied from the computer to the unit through
this cord. The computer and the DATASSETTE™ communicate through the cord
as well.
TURN OFF THE COMPUTER BEFORE CONNECTING THE DATASSETTE™ TO
IT.
For COMMODORE computer users
The COMMODORE 1531 DATASSETTE™ was designed for use on the TED
series computers.
The DATASSETTE™ plugs in to a connector at the back of the computer. The
plug will only fit on the connector one way. DO NOT FORCE IT.
It is also important to keep the DATASSETTE™ at least 2 feet away from
the TV because radio emissions from the TV can interfere with the correct
operation of the DATASSETTE™.
2
PRELIMINARY CHECKOUT
Before using your DATASSETTE™ to recall or store programs, you should
complete the preliminary checks — which are described below:
STEP
1
Turn off the computer and
plug
in the
DATASSETTE™
.
STEP 2 Ensure that the
DATASSETTE™
motor
is
off by
checking
that all
of
the function keys are up. If any are not, press the STOP button.
STEP 3 Turn the computer on.
Fig.1
•TAKE-UP
SPINDLE
CAPSTAN
PINCH
ROLLER
COUNTER
READ/WRITE
HEAD
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