Gebruiksaanwijzing /service van het product PSR-450 van de fabrikant Yamaha
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2 PSR-450 Owner’s Manual PLEASE KEEP THIS MANU AL This product utilizes batteries or an e xternal power supply (adapter). DO NO T connect this product to any po wer supply or adapter other than one described in the manual, on the name plate, or specifically recommended by Y amaha.
PSR-450 Owner’s Manual 3 1. IMPORT ANT NO TICE: DO NO T MODIFY THIS UNIT! This product, when installed as indicated in the instructions contained in this manual, meets FCC requirements . Modifications not expressly approv ed by Y amaha ma y void y our authority , granted by the FCC , to use the product.
4 PSR-450 Owner’s Manual (4)-8 1/2 PRECAUTIONS PLEASE READ CAREFULL Y BEFORE PROCEEDING * Please keep this man ual in a saf e place for future ref erence. W ARNING Always follow the basic precautions listed below to avoid the possibility of serious injury or even death from electrical shock, short-circuiting, damages, fire or other hazards.
PSR-450 Owner’s Manual 5 Always turn the power off when the instrument is not in use. When using a power adaptor , even when the power switch is in the “STANDBY” position, electricity is still flowing to the instrument at the minimum level.
6 PSR-450 Owner’s Manual Handling the floppy disk drive (FDD) and flopp y disks This instrument features a b uilt-in floppy disk driv e (on the front panel). It lets you sa ve original data you’v e created on the instrument to floppy disk, and allo ws you to load data from flopp y disk to the instrument.
PSR-450 Owner’s Manual 7 The PSR-450 is compatible with commercially av ailable music software (floppy disk) that bears an y of the logos sho wn below .
8 PSR-450 Owner’s Manual Congratulations on your purchase of the Y amaha PSR-450 ! Y ou no w o wn a portable k eyboard that combines advanced functions, great sound and exceptional ease-of-use in a highly compact package. Its outstanding features also mak e it a remarkably expressive and v ersatile instrument.
PSR-450 Owner’s Manual 9 Setting Up 10 Power Requirements ......................................................... 10 Turning On the Power ....................................................... 11 Accessory Jacks...................................
10 PSR-450 Owner’s Manual Setting Up This section contains information about setting up y our PSR-450 for pla ying. Make sure to read this section carefully bef ore using the instrument. Power Requirements Although the PSR-450 will run either from an A C adaptor or batteries, Y amaha recommends use of an A C adaptor whenever possible.
Setting Up PSR-450 Owner’s Manual 11 T urning On the Power W ith the AC po wer adaptor connected or with batteries installed, simply press the po wer switch until it locks in the ON position. When the instrument is not in use, be sure to turn the po wer off.
12 PSR-450 Owner’s Manual Panel Controls and T erminals ■ Front P anel q [ST ANDBY/ON] switc h................................................. page 11 w [MASTER V OLUME] dial .............................................. page 38 e [DEMO] button .
Panel Controls and Terminals PSR-450 Owner’s Manual 13 V OICE List MUSIC D A T ABASE List GrandPno 000 001 GrandPno 000 001 !6 !5 !4 !3 u @4 @5 !0 !1 !2 y y #2 @6 @7 @9 #0 #1 @8.
Quick Guide 14 PSR-450 Owner’s Manual STEP 1 Playing Songs The PSR- 450 includes 5 demonstration songs. Let’ s star t by pla ying the dem- onstration songs. Press the [DEMO] button. The demonstration songs will play back in sequence. Press the [ST AR T/STOP] b utton or the [DEMO] button to stop playback.
STEP 1 • Playing Songs PSR-450 Owner’s Manual 15 Quick Guide 2 Use the number b uttons [0] ~ [9] or the [+] and [–] b uttons to select a song number . 3 Start and stop song playback. Press the [ST AR T/STOP] b utton to start playback of the selected song.
16 PSR-450 Owner’s Manual Quick Guide STEP 2 Play Using the Music Database Y ou want to play m usic in your fa v orite style , but y ou’ re not sure how to select the best v oice and style for the type of m usic you want to pla y … simply select the appropriate style fr om the Music Database .
STEP 2 • Play Using the Music Database PSR-450 Owner’s Manual 17 Quick Guide 3 The style will start playing when y ou play a left-hand c hor d. T ry playing a C chord, for example. 4 Following the score, play the c hords with y our left hand and melody with y our right.
18 PSR-450 Owner’s Manual Quick Guide STEP 3 Play Using a Style This instrument features an auto-accompaniment (Style) function that can pr o- duce complete accompaniments based on left-hand chor ds y ou play . Y ou can select from 140 diff erent musical styles.
STEP 3 • Play Using a Style PSR-450 Owner’s Manual 19 Quick Guide 1 Press the [STYLE] button. 2 Select a style. 3 T urn the style on. Press the [A CMP ON/OFF] button. The left-hand section of the k eyboard is no w the “accompaniment range” in which you will play the chords that define the accompaniment.
20 PSR-450 Owner’s Manual STEP 3 • Play Using a Style Quick Guide Each style includes a number of “sections” that can be used to add v ariation to your performance. The sec- tions are described belo w . ● INTRO Section This section provides an ideal introduction for the selected style.
STEP 3 • Play Using a Style PSR-450 Owner’s Manual 21 Quick Guide 5 Press the [MAIN/A UT O FILL] button. Select the MAIN section to follo w the INTR O section — A or B. 6 Press the [INTRO/ENDING/rit.] b utton. 7 Play a left-hand c hor d to star t pla yback fr om the INTRO sec- tion of the selected style.
22 PSR-450 Owner’s Manual STEP 3 • Play Using a Style Quick Guide W ays T o Start Style Playback ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● There are three dif ferent ways to start style playback, listed belo w .
STEP 3 • Play Using a Style PSR-450 Owner’s Manual 23 Quick Guide W ays T o Stop Style Playback ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● The follo wing three methods can be used to stop style playback.
24 PSR-450 Owner’s Manual Quick Guide STEP 4 T ry Out the V arious Instrument V oices The PSR-450 has a dazzling range of features and functions, but when you simply want to practice or play piano just press the [POR T ABLE GRAND] button.
STEP 4 • Try Out the Various Instrument Voices PSR-450 Owner’s Manual 25 Quick Guide Setting the Metronome T ime Signature ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● The metronome time signature is automatically set to match the selected song or style.
26 PSR-450 Owner’s Manual STEP 4 • Try Out the Various Instrument Voices Quick Guide The PSR-450 employs adv anced A WM (Adv anced W a ve memory) technology to deli ver a range of 627 top-quality v oices. ● 001 ~ 125 .............. Original PSR-450 voices.
STEP 4 • Try Out the Various Instrument Voices PSR-450 Owner’s Manual 27 Quick Guide The One-touch Setting feature automatically selects the ideal voice for you when you select a style or song. Simply select voice number “000” to acti vate this fea- ture.
28 PSR-450 Owner’s Manual STEP 4 • Try Out the Various Instrument Voices Quick Guide When you select any of the “split” v oices (126 ~ 135) dif ferent voices will sound in the left-hand and right-hand ranges of the ke yboard.
STEP 4 • Try Out the Various Instrument Voices PSR-450 Owner’s Manual 29 Quick Guide If you press the [DU AL] button to acti v ate the dual-voice mode, you can play a second voice “layered” on the main v oice. The second voice is called the “dual voice, ” while the originals v oice is called the “main voice.
30 PSR-450 Owner’s Manual Quick Guide STEP 5 Play W ith a V ariety Of Effects The [PITCH BEND] wheel can be used to add smooth pitch v ariations to notes you play on the ke yboard. Roll the wheel upward to raise the pitch, or do wnward to lower the pitch.
STEP 5 • Play With a Variety Of Effects PSR-450 Owner’s Manual 31 Quick Guide Press the [HARMONY] button to turn the harmon y function on to automatically add harmony , trills, tremolo, and echo ef fects to right-hand notes.
32 PSR-450 Owner’s Manual STEP 5 • Play With a Variety Of Effects Quick Guide Play W ith Harmony ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● 1 Press the [STYLE] button. 2 Press the [A CMP ON/OFF] button to turn accompaniment on.
STEP 5 • Play With a Variety Of Effects PSR-450 Owner’s Manual 33 Quick Guide 2 Use the number b uttons [0] ~ [9] or the [+] and [–] b uttons to select the desired reverb type. A complete re verb type list is pro vided on page 78. 3 Play the ke yboard to hear the selected reverb sound ad ded to the v oice.
34 PSR-450 Owner’s Manual Quick Guide STEP 6 Record Y our Performance Using the song memory you can recor d up to 5 different songs (song numbers 006 ~ 010: User 1 ~ 5). Songs y ou record can be pla yed bac k in the same way as the preset songs. Each user song can be recorded using 6 tracks.
STEP 6 • Record Your Performance PSR-450 Owner’s Manual 35 Quick Guide Step 1-2. Press the [A] button while holding the [REC] b utton. will flash in the display . ● To Recor d Only a Melod y T rack Press the track button of the melody track you w ant to record (1 ~ 5) while holding the [REC] button.
36 PSR-450 Owner’s Manual STEP 6 • Record Your Performance Quick Guide Recorded data in the user songs (song numbers 006 ~ 010) can be cleared when it is no longer needed.
STEP 6 • Record Your Performance PSR-450 Owner’s Manual 37 Quick Guide T rack Clear ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● Clears data from the single specified track in the specified song.
38 PSR-450 Owner’s Manual Basic Operation and LCD Display GrandPno 000 001 T urn the [MASTER V OLUME] dial. Adjusting the V olume Decreases the ov erall volume . Increases the ov erall volume . These buttons let you call up the v arious function settings.
Basic Operation and LCD Display PSR-450 Owner’s Manual 39 Currently selected name and number (Song, Style or V oice) appear here. For example, when song is selected: Name and Number indication (Song.
Basic Operation and LCD Display 40 PSR-450 Owner’s Manual GrandPno 001 Displays the melody and chord notes of a song when the Easy Performer function is in use, or the notes of chords you specify when the Dictionary function is in use. At other times the notes you play on the keyboard are dis- played.
PSR-450 Owner’s Manual 41 Data Backup & Initialization Data Backup ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● Except for the data listed belo w , all PSR-450 panel settings are reset to their initial settings whene ver the po wer is turned on.
42 PSR-450 Owner’s Manual Performance Features T ouch Response for Keyboard Dynamics Control Ke yboard touch response can be turned on by pressing the [TOUCH] b utton. When touch response is on you can control the volume of notes according to ho w hard you play the ke ys.
Performance Features 43 PSR-450 Owner’s Manual T ranspose Pitch up or Down in Semitone Increments This function allo ws you to transpose the ov erall pitch of the instrument in semi- tone increments. 1 Use the [LEFT MENU] button to select TRANSPOSE.
44 PSR-450 Owner’s Manual Playing Style (Accompaniment) Chords When the [A CMP ON/OFF] button has been used to turn style accompaniment on the fol- lowing c hords can be pla yed in the accompaniment range of the keyboard (to the left of the split point) to produce accompaniment.
Playing Style (Accompaniment) Chords 45 PSR-450 Owner’s Manual ■ Recognized Chord Chart Chord Name / [Abbre viation] Normal V oicing Chord (C) Display Major [M] 1 - 3 - 5 C C Add ninth [(9)] 1 - 2.
46 PSR-450 Owner’s Manual Playing Style (Accompaniment) Chords Looking Up Chords Using the Dictionary If you kno w a chord name but aren’ t sure ho w to finger the chord on the ke yboard, you can look it up using the “dictionary” function. 1 Press the [Dict.
Playing Style (Accompaniment) Chords 47 PSR-450 Owner’s Manual ■ About chords Playing two or more notes together simultaneously creates a “chord. ” Playing a note together with two other notes spaced three notes (steps) apart — such as the notes C, E and G — creates a harmonious sound.
48 PSR-450 Owner’s Manual Song Playback Functions Changing the Melody V oice of a Song Y ou can change a song’ s melody voice to an y other voice you prefer . 1 Press the [SONG] button and then select the song for which you w ant to select a dif ferent melody voice.
Song Playback Functions 49 PSR-450 Owner’s Manual 2 Use the number buttons [0] ~ [9] or the [+] and [–] b uttons to set the song vol- ume from 000 to 127 as required. Repeat Playback Y ou can specify a section of a song — “ A” is the start point and “B” is the end point — for repeat playback.
50 PSR-450 Owner’s Manual Easy Performer Play W ith Easy Performer Easy Performance makes it easy for you to play songs that can’ t yet play by your- self. When Easy performer is on the melody or accompaniment can be muted so you can play just one part.
Easy Performer 51 PSR-450 Owner’s Manual 4 Stop the performance. Press the [ST AR T/STOP] b utton. ● T rack Selection When using a Disk Song with Easy perf or mer you can select the tr ack y ou want to be muted (the par t you will pla y). Do the following after step 1 — “Select the song you want to pla y .
52 PSR-450 Owner’s Manual Save the Panel Settings (Registration Memory) The current panel settings (v oice, style, and other settings made via the instrument’ s panel) can be saved and recalled whene ver needed. Up to 16 complete panel setups — 8 banks of 2 memories — can be saved.
Save the Panel Settings (Registration Memory) 53 PSR-450 Owner’s Manual 3 Press REGIST . MEMOR Y [1] or [2] button while holding the [MEMOR Y] button to actually sa ve the data.
54 PSR-450 Owner’s Manual Floppy Disk Save and Load Data that Can be Saved and Loaded with the PSR-450 Playing Disk Songs Optional GM songs, piano-player songs, or songs recorded in SMF (Standard MID File) format can be played directly from floppy disk without actually ha ving to load the data into the PSR-450.
Floppy Disk Save and Load 55 PSR-450 Owner’s Manual When playing disk songs, the range of some songs might exceed the range of the PSR-450 ke yboard (C1 ~ C6).
Floppy Disk Save and Load 56 PSR-450 Owner’s Manual ● To ov erwrite an existing file on the disk use the [+] and [–] b uttons to select the name of the file you want to o verwrite. 3 Change the file name if necessary . The file name sho wn in the display can be changed via the keyboard.
Floppy Disk Save and Load 57 PSR-450 Owner’s Manual This procedure loads user songs you hav e to floppy disk or style data from the supplied floppy disk into the PSR-450 for use. 1 Insert the floppy disk into the disk drive . Insert the floppy disk containing the data you want to load.
Floppy Disk Save and Load 58 PSR-450 Owner’s Manual 3 Select the file y ou want to load. Use the [+] and [–] buttons to select the name of the file you w ant to load. 4 Press the [EXECUTE] button. 5 Execute the load operation. Press the [+/YES] button to be gin execution of the load operation.
Floppy Disk Save and Load 59 PSR-450 Owner’s Manual 3 Select the file y ou want to delete . Use the [+] and [–] buttons to select the name of the file you w ant to delete. Y ou can abort the delete operation by pressing the [UTILITY] button twice.
Floppy Disk Save and Load 60 PSR-450 Owner’s Manual w Press the [EXECUTE] b utton. “yES Sure?” will appear on the display , asking you to confirm that you want to proceed with the format operation. Y ou can abort the format operation by pressing the [–/NO] button.
Floppy Disk Save and Load 61 PSR-450 Owner’s Manual e Press the [UTILITY] b utton again. Y ou can exit from the format mode by pressing the [UTILITY] b utton one more time. r Press the [EXECUTE] b utton. “yES Sure?” will appear on the display , asking you to confirm that you want to proceed with the format operation.
62 PSR-450 Owner’s Manual MIDI Functions The PSR-450 is MIDI-compatible, featuring MIDI IN and MIDI OUT terminals and pro viding a variety of MIDI-related contr ols. By using the MIDI functions y ou can expand y our musi- cal possibilities. This section explains what MIDI is, and what it can do, as well as how y ou can use MIDI on your PSR-450.
MIDI Functions 63 PSR-450 Owner’s Manual MIDI is an acronym that stands for Musical Instrument Digital Interf ace, which allows elec- tronic musical instruments to communicate with each other , by sending and receiving compati- ble Note, Control Change, Program Change and v arious other types of MIDI data, or messages.
MIDI Functions 64 PSR-450 Owner’s Manual Connecting to a Personal Computer By connecting the PSR-450 to a computer you can record and manage PSR-450 data on the computer , and receiv e performance data from the computer that will play back on the PSR-450.
MIDI Functions 65 PSR-450 Owner’s Manual 2 Select the local control setting mode. Press the number button [1] to select “LOCAL”. 3 T urn local control on or off. Use the [+/YES] button to turn local control on, or the [–/NO] button to turn local control of f.
MIDI Functions 66 PSR-450 Owner’s Manual Clock Settings These settings are used when synchronizing external MIDI equipment with PSR- 450 song, style, or metronome playback. ● Internal clock ............. This is the normal PSR-450 setting. ● External clock .
67 PSR-450 Owner’s Manual V oice List ■ Maximum P olyphony ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● The PSR-450 has 32-note maximum polyphony . This means that it can play a maximum of up to 32 notes at once, regard- less of what functions are used.
Voice List 68 PSR-450 Owner’s Manual 067 000 113 053 V ocal Ensemble 068 000 112 054 V ox Humana 069 000 112 055 Air Choir SAXOPHONE 070 000 117 067 Sweet! T enor Sax 071 000 114 066 Sweet! Alto Sax.
Voice List 69 PSR-450 Owner’s Manual ● XG V oice List Voice No. Bank Select MIDI Program Numbers Voice Name MSB LSB PIANO 148 000 000 001 Grand Piano 149 000 001 001 Grand Piano KSP 150 000 018 00.
Voice List 70 PSR-450 Owner’s Manual GUIT AR 243 000 000 025 Nylon Guitar 244 000 016 025 Nylon Guitar 2 245 000 025 025 Nylon Guitar 3 246 000 043 025 V elocity Guitar Har monics 247 000 096 025 Uk.
Voice List 71 PSR-450 Owner’s Manual 343 000 027 051 Resonant Str ings 344 000 064 051 Synth Str ings 4 345 000 065 051 Synth Str ings 5 346 000 000 052 Synth Str ings 2 347 000 000 053 Choir Aahs 3.
Voice List 72 PSR-450 Owner’s Manual 439 000 065 085 Wire Lead 440 000 000 086 V oice Lead 441 000 024 086 Synth Aahs 442 000 064 086 V ox Lead 443 000 000 087 Fifths Lead 444 000 035 087 Big Five 4.
Voice List 73 PSR-450 Owner’s Manual 538 000 097 105 T amboura 539 000 000 106 Banjo 540 000 028 106 Muted Banjo 541 000 096 106 Rabab 542 000 097 106 Gopichant 543 000 098 106 Oud 544 000 000 107 S.
74 PSR-450 Owner’s Manual •“ ” indicates that the drum sound is the same as “Standard Kit 1”. • Each percussion v oice uses one note. • The MIDI Note # and Note are actually one octa ve low er than ke yboard Note # and Note.
Drum Kit List 75 PSR-450 Owner’s Manual Voice No. 136 142 143 144 145 146 147 MSB/LSB/PC 127/000/001 127/000/028 127/000/033 127/000/041 127/000/049 126/000/001 126/000/002 Keyboard MIDI Key Off Alt.
76 PSR-450 Owner’s Manual Style List Serial No. Style Name 8 BEAT 001 Cool8Beat 002 8BeatModern 003 8BeatAdria 004 60’sGuitarPop 005 BubblegumPop 006 60’s8Beat 007 8Beat 008 OffBeat 009 60’sRo.
77 PSR-450 Owner’s Manual Music Database List MDB No. MDB Name POP HITS 001 AlvFever 002 Croco Rk 003 DayPdise 004 EasySday 005 GoMyWay 006 HowDeep! 007 HurryLuv 008 I breath 009 I’m Torn 010 Imagine 011 ISurvive 012 JustCall 013 JustWay 014 LoveMeT 015 My Baby 016 NikitTrp 017 NoMatter 018 ProudGtr 019 SailngSx 020 Sept.
78 PSR-450 Owner’s Manual Effect T ype List [Reverb T ype List] [DSP T ype List] No. Reverb Type Display Name 01 Hall 1 Hall1 02 Hall 2 Hall2 03 Hall 3 Hall3 04 Room 1 Room1 05 Room 2 Room2 06 Stage 1 Stage1 07 Stage 2 Stage2 08 Plate 1 Plate1 09 Plate 2 Plate2 10 Off Off No.
Effect Type List 79 PSR-450 Owner’s Manual [Harmony T ype List] No. Harmony Type Display Name 01 Duet Duet 02 Trio Trio 03 Block Block 04 Country Country 05 Octave Octave 06 Trill 1/4 note Tril1/4 0.
80 PSR-450 Owner’s Manual MIDI Implementation Chart YAMAHA [ Portable Keyboard ] Date:12-DEC-2003 Model PSR-450 MIDI Implementation Chart Version : 1.
81 PSR-450 Owner’s Manual MIDI Data Format NO TE: 1 By default (f actor y settings) the PSR-450 ordinarily functions as a 16-chan- nel multi-timbral tone generator , and incoming data does not affect the panel voices or panel settings . Howe ver , the MIDI messages listed below do affect the panel v oices, styles, and songs.
MIDI Data Format 82 PSR-450 Owner’s Manual ■ Effect map * If the received value does not contain an effect type in the TYPE LSB, the LSB will be directed to TYPE 0. * The numbers in parentheses in front of the Effect Type names correspond to the number indicated in the display.
83 PSR-450 Owner’s Manual T roubleshooting Symptom Cause Solution A “pop” sound occurs when the [ST ANDBY/ON] switch is pressed to turn the instr ument on. The initial surge of power in the instrument. This is normal and is not a cause for concern.
84 PSR-450 Owner’s Manual Specifications Ke yboards • 61 standard-size keys (C1 - C6), with Touch Response. Display • Large multi-function LCD display (backlit) Setup • STANDBY/ON • MASTER VOLUME : MIN - MAX P anel Controls • LEFT MENU, RIGHT MENU, SONG, STYLE, VOICE, M.
85 PSR-450 Owner’s Manual A A-B Repeat ..................................... 49 AC Power Adaptor .......................... 10 Accessory Jacks .............................. 11 Accompaniment Range .................. 19 Acmp On/Of f .................
L imited W arr anty 90 D A YS LABOR 1 YEAR P ARTS Y amaha Corporation of America, hereafter referred to as Y amaha, warrants to the original consumer of a product included in the categories listed below , that the product will be free of defects in materials and/or workmanship for the periods indicated.
CANAD A Y amaha Canada Music Ltd. 135 Milner A venue, Scarborough, Ontario, M1S 3R1, Canada T el: 416-298-1311 U .S.A. Y amaha Corporation of America 6600 Orangethorpe A ve., Buena Park, Calif. 90620, U.S.A. T el: 714-522-9011 MEXICO Y amaha de Mexico S.
U.R.G., Pro Audio & Digital Musical Instrument Division, Yamaha Corporation © 2004 Yamaha Corporation WC24420 ???PO???.?-01A0 Printed in China Yamaha PK CLUB (Portable Keyboard Home Page, English Only) http://www.yamahaPKclub.com/ Yamaha Manual Library http://www2.
Een belangrijk punt na aankoop van elk apparaat Yamaha PSR-450 (of zelfs voordat je het koopt) is om de handleiding te lezen. Dit moeten wij doen vanwege een paar simpele redenen:
Als u nog geen Yamaha PSR-450 heb gekocht dan nu is een goed moment om kennis te maken met de basisgegevens van het product. Eerst kijk dan naar de eerste pagina\'s van de handleiding, die je hierboven vindt. Je moet daar de belangrijkste technische gegevens Yamaha PSR-450 vinden. Op dit manier kan je controleren of het apparaat aan jouw behoeften voldoet. Op de volgende pagina's van de handleiding Yamaha PSR-450 leer je over alle kenmerken van het product en krijg je informatie over de werking. De informatie die je over Yamaha PSR-450 krijgt, zal je zeker helpen om een besluit over de aankoop te nemen.
In een situatie waarin je al een beziter van Yamaha PSR-450 bent, maar toch heb je de instructies niet gelezen, moet je het doen voor de hierboven beschreven redenen. Je zult dan weten of je goed de alle beschikbare functies heb gebruikt, en of je fouten heb gemaakt die het leven van de Yamaha PSR-450 kunnen verkorten.
Maar de belangrijkste taak van de handleiding is om de gebruiker bij het oplossen van problemen te helpen met Yamaha PSR-450 . Bijna altijd, zal je daar het vinden Troubleshooting met de meest voorkomende storingen en defecten #MANUAl# samen met de instructies over hun opplosinge. Zelfs als je zelf niet kan om het probleem op te lossen, zal de instructie je de weg wijzen naar verdere andere procedure, bijv. door contact met de klantenservice of het dichtstbijzijnde servicecentrum.
