Commodore 64 Users Guide
Contents
1. qs ENE noet r h Le et h U A 5 i F r K x CHAPTER SETUP Unpacking and Connecting the Commodore 64 Instollation Optional Conpes tious Operation Color Adjustment UNPACKING AND CONNECTING THE COMMODORE 64 The following step by step instructions show you how to connect the Commodore 64 to your television set sound system or monitor and make sure everything is working properly Before attaching anything to the computer check the contents of the Commodore 64 container Besides this manual you should find the fol lowing items 1 Commodore 64 2 Power supply black box with an AC plug and supply cord 3 Video cable 4 TV Switchbox small silver box with short antenna leads If any items cre missing check back with your dealer immediately for a replacement First let s take a look at the arrangement of the various connections on the computer and how each functions SIDE PANEL CONNECTIONS Power Socket The free end of the cable from the power supply is attached here to supply power to the Commodore 64 Power Switch Turns on power to the Commodore 64 Game Ports Each game connector can accept a joystick or game controller paddle while the lightpen can only be plugged into the game port closest to the front of your computer REAR CONNECTIONS A Cartridge Slot The rectangular slot to the left accepts program or game cartridges Channel Selector Use this switch t2. Depending on the manufacturer ot your DIN cable the color coding of the plugs may be different Use the pinouts shown in Appendix to match up the proper plugs if you don t get an audio or video signal using the suggested connections ee m Tae Te Pe H a Pe Ha AUDIO WIDEO OUTPUT TO AUXILIARY INPUT OR TUNER INPUT ow VIDEO IN TV MONITOR E E d H SER EH v a ree co rears i D A a 6 d LEC RZ a v d ty Ye a a H 1A l 0 9 ir Bea i E CRL Ca a KR AUDIO SYSTEM If you purchased peripheral equipment such as a VIC 1541 disk drive or a VIC 1515 printer you may wish to conrect it at this time Refer to the users manuals supplied with any additional equipment for the proper procedure for connecting it to the computer A completed system might look like this OPERATION USING THE COMMODORE 64 l Turn on the computer using the rocker switch on the right side panel when you re looking at the computer from the front 2 After a few moments the following will be displayed on the TV screen 404 COMMODORE 64 BASIC Vo eo EJE RAM SYSTEM 35911 BASIC BYTES FREE READY fo CURSOR SIGNALS Wie COMMODORE 64 IS WAITING FOR YOUR INPUT 3 If your TV has a manual fine tuning knob adjust the TV until you get a clear picture 4 You may also want to adjust the color and tint controls on the TV for the best display You can use the color adjustment procedure de scribed later to get everythin
3. connected on amplifier and select oux input TIP The COMMODORE 64 was designed to be used by everyone But we at Commodore recognize that computer users may occasionally run into difficulties To help answer your questions and give you some fun programming ideas Commodore has created several publications to help you You might also find that it s a good idea to join a Commodore Users Club to help you meet some other COMMODORE 64 owners who can help you gcin knowledge and experience CURSOR The flashing square under READY is called the cursor and indicates where what you type on the keyboard will be displayed on the screen As you type the cursor will move ahead one space as the original cursor position is replaced with the character you typed Try typing on E the keyboard and watch as characters you type are displayed on the TV screen 10 COLOR ADJUSTMENT There is a simple way to get a pattern cf colors on the TV so you can easily adjust the set Even though you may not be familiar with the operation of the computer right now just follow along and you ll see how easy it is to use the Commodore 64 First look on the left side of the keyboard and locate the key marked GEB This stands for ConTRol and is used in conjunction with other keys to instruct the computer to do a specific task Cr commodore To use a control function you hold down the Gi key while depress ing a second key Try this held the EI ke
4. en the slide switch is in the computer position When the switch is in the TV position your set will operate normally I TY SIGNAL f BACK OF YOUR TV JACK ANTENNA SWITCH W BOX YOUR VHF ANTENNA IF USED OPTIONAL CONNECTIONS Since the Commodore 64 furnishes c channel of high fidelity sound you may wish to play it through a quality amplifier to realize the best sound possible In addition the Commodore d clso provides a stan dard composite video signal which can be fed into a television monitor These options are made possible by the audio video output jack on the rear panel of the Commodore 64 Tne easiest way to gain access to these signals is by using a standard 5 Pin DIN audio cable rot supplied This cable connects directly to the audio video connector on the computer Two of the four pins on the opposite end of the cable contain the audio and video signals Optionally you can construct your own cable using the pinouts shown in Appendix as a guide Normally the BLACK connector of the DIN cable supplies the AUDIC signal This plug may be connected to the AUXILIARY input of an am plifier or the AUDIO IN connector of a monitor or other video system such as a video cassette recorder VCR The WHITE or RED connector usually supplies the direct VIDEO signal This plug is connected to the VIDEO IN connector of the monitor or video input section of some other video system such as a VCR
5. g setup properly When you first get a picture the screen should appear mosty dark blue with a light blue border and letters If you dont get the expected results recheck the cables and connec tions The accompanying chart will help you isolate any problem TROUBLESHOOTING CHART Symptom Indicator Light net On Computer rot Oy ewer cable net plugged Iri Power supply not plugged in Bad fuse in computer TV on wrong channel Incorrect hookup Video cable not plugged Iri Computer set for wrong channel Make sure power switch is in On position Check power socket fer loose or dis connected Power cable Check connection with wall outlet Take system to authorized dealer for replacement of fuse Check other channel for picture 3 or 4 Computer hooks up to VHF antenna terminals Check TV output cable connection Set computer for same channel as TV 3 or 4 Symptom Cause Remedy Random pattern Cartridge not Reinsart T on TV with properly cartridge ofter cartridge in inserted tuming off power place Picture without Poorly tuned Retune TV color TV Picture with Bad color Adjust color G poor cclor adjustment hue brightness on TV controls on TV Sound with TY volume up Adjust volurne of BxACESS high TV background noise Picture OK TV volume too Adjust volume of but no sound low TV Aux output Connect sound nat properly jack to aux input
6. ge How ever you can immediately start using some of the many prewritten ap plications and games available for the Commodore 64 without knowing anything about computer programming Each ot these packages contains detailed information about how to use the program It is suggested though that you read through the first few chapters of this manual to become more familiar with the basic operation of your new system 12
7. o select which TV channel the computer s picture will be displayed on TV Connector This connector supplies both the picture and sound to your television set Audio amp Video Output This connector supplies direct audio which can be connected to a high quality sound system and a compos ite video signal which can be fed into a television monitor Serial Port You can attach a printer or single disk drive directly to the Commodore 64 through this connector CONTROL CONTROL PORT PORT 2 GAME POWER POWER PORTS SWITCH SOCKET fir L X rd Sd o dobo CARTRIDGE GHANNEL TV AUDIO VIDEO SERIAL CASSETTE USER SLOT SELECTOR CONNECTOR CONNECTOR PORT INTERFACE PORT 9 Cassette Interface A DATASSETTE recorder can be attached to the computer so you can save information entered for use at a leter time 10 User Port Various interface cartridges can be attached to the user port such as the VICMODEM or RS 232 communication cartridge INSTALLATION CONNECTIONS TO YOUR TV Connect the computer to your TV as shown on page 4 l Attach one and of the TV cable to the phono type TV signal jack at the rear of the Commodore 64 Just push it in Either end of the cable can be used 2 Connect the other end of the cable to the antenna switchbox Just push it in Cad TV SWITCH BOX gwe U TO TO 300 OHN TV SIGNAL ANTENNA JACK INPUT SUPPLY If you have a VHF antenna disconnect it from you
8. r TV set Connect your VHF antenna cable to the screw terminals labeled an tenna input on the switchbox If your antenna cable is the round 75 ohm coax type use a 75 ohm to 300 ohm adapter not supplied to attach your antenna cable to the switchbox Connect the twin lead output cable of the antenna switchbox to the VHF antenne terminals of your TV set If your set is one of the newer types with a round 75 ohm VHF connector you will need a 300 ohm to 75 ohm converter not supplied to connect the switchbox to the 75 ohm VHF antenna input on the set Set the TV s VHF tuner to the channel number indicated on the com puter s channel selector switch channel 3 move the switch to the left channel 4 move the switch to the right If a strong local TV signal is present on one of these chennels select the other channel to avoid possible interference Plug the power supply cable into the power socket on the side of the Commodore 64 Just push it in It is keyed to allow insertion in only one direction so you can t connect the power cord the wrong way The power supply converts household currant into the form the com puter uses 75 OHM TO 200 OHM ADAPTER YOUR 75 OHM COAX VHF ANTENNA et 300 OHM TO 75 OHM T a i 0 VHF ANT The Commodore 64 is now correctly connected No additional con nections are required to use the computer with your TV The antenna swilchbox will connect the computer to the TV wh
9. y while also depressing the key Then re lease both keys Nothing obvious should have happened but if you touch any key now the screen will show the choracter displayed in re verse type rather than normal type like the opening message or any thing you typed earlier Hold down the What happens If you did the above pro cedure correctly you should see a light blue bar move across the screen and then move down to the next line as long os the EIO is de pressed rla COMMODORE 64 BASIC Vo eee eed kK RAM SYSTEM 32911 BASIC BYTES FREE READY oy U ae Now hold GEM while depressing any of the other number keys Each of them has a color marked on the front Anything displayed from this point will be in that color For example hold i and the Ef key and release both Now hold the BHD Watch the display The bar is now in yellow In a like manner you can change the bar to any of the other colors incicated on the number keys by holding AR and the cppropriate key Change the bar to a few more different colors and then adjust the color and tint controle on your TV so the display motches the colors you selected he display should appear something like this 484 COMMODORE 64 BASIC Vo 848 B4k RAM SYSTEM 35911 BASIC BYTES FREE READY C Bee EJ RED BAR L B GREEN BAR S BLUE BAR 8 YELLOW BAR At this point everything is properly adjusted and working correctly The following chapters will introduce you to the BASIC langua
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