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First and foremost, an user manual of Casio LK-270 should contain:
- informations concerning technical data of Casio LK-270
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- safety signs and mark certificates which confirm compatibility with appropriate standards
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Usually it results from the lack of time and certainty about functionalities of purchased items. Unfortunately, networking and start-up of Casio LK-270 alone are not enough. An instruction contains a number of clues concerning respective functionalities, safety rules, maintenance methods (what means should be used), eventual defects of Casio LK-270, and methods of problem resolution. Eventually, when one still can't find the answer to his problems, he will be directed to the Casio service. Lately animated manuals and instructional videos are quite popular among customers. These kinds of user manuals are effective; they assure that a customer will familiarize himself with the whole material, and won't skip complicated, technical information of Casio LK-270.
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Table of contents for the manual
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Page 1
1 Part I MIDI Message Overview 1 Product Conf iguration as a MIDI Device ............. ................. ................ ................ ................ .......... .. 5 1.1 System Section................ .............. .............. .............. ........... .............. .............. ............. ............. ......... 5 1.2 Performance [...]
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2 9.13 RPN (64H,65H) .... .............. .............. .............. .............. .............. .............. .............. ........ ... .............. .. 13 9.13.1 Pitch Bend Sens itivity ...... ............ ........... ........... ........... ........... ........... ........... ............ ... ..... ............ ...... 14 9.13.2 Fine Tune[...]
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3 19.3 Format of Each Field ............... .............. .............. .............. .............. .............. .............. .... ..... ............. 25 19.3.1 SX : System E xclusive Message Status ........... ........... ........... ........... ........... ........... ........... ........ .... ...... 25 19.3.2 MAN : Manufacturer's ID[...]
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4 31 All Data Paramet er ................ ................. ................ ................ ................ ................ .......... ... .......... 42 Part VI Parameter Set List 32 Parameter Set Table . ................. ................ ................ ................ ................ ............. ........... .. .......... 43 Part VII Set[...]
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5 Part I MIDI Message Overview 1 Pr oduct Configuration as a MIDI Device In terms of a MIDI device, this Instrument consists of a System Section, Performa nce Controller Secti on, and Sound Generator Section. Each o f these sections ca n send and receive sp ecific MIDI Me ssages in accordan ce with its function. 1.1 System Section The System Sectio[...]
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6 1.3.2 Instrument Part Block The instrument parts of the sound generator can be operated or their sett ings can be changed with Instrument-specific system exclusive m essages a nd channel messages. The 32 instrument parts of this Instru ment are divided between Group A and Group B, each of which has 16 instrument parts. Only Group B can be control[...]
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7 2 Timbre T ype Specific Operation The sound source operation performed for a receiv ed message depends on the current T imbre T ype value (see "11.1 About the T imbre T ype), which is the o peration mode of each soun d generator instrument part. For details, see the explanation for each message. 3 Conditions that Disable Messa ge Send and Re[...]
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8 Part II Channel Message 4 Receive Channel The channel number of the channel messa ge received by each part is shown in th e table under "1.3.2 Instrument Part Block". 5 Send Channel Basically , the MIDI channel of t he channel me ssage sent when t he Instrument is played coinci des with the MIDI c hannel of the part being played. Note, [...]
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9 8 P olyphonic K ey Pressure Format Send This message is not sent by thi s Instrument. Receive This message is not rece ived by this Instrument. 9 Contr ol Chang e Format Send Sent when the Instrument's pedal is operate d or when Instrument settings are changed. Receive Receipt changes the pedal and other perform ance conditions, and In strum[...]
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10 9.2 Modulation (01H) Format Send This message is not sent by thi s Instrument. Receive Receipt adds, to the tone being sounded, mod ulation of a depth specified by the va lue. In the case of a ton e that already has modulation applied, re ceipt of this message increase s the modulation depth. The modul ation ef fect differs according to the tone[...]
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11 9.5 P an (0AH) Format Note 1: For information about the rela tionship between setting values and send/receive values, see "33.3 Pan Setting V alue T able" in "Part VII Setting V a lues and Send/Receive V alues". Send Sent when auto ac companiment i s used. Receive Receipt changes the pan setting of the corresponding part. 9.6[...]
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12 Timbre T ype Specific Operation This operation differs in accordance with the T imbre T ype (see "1 1.1 About the T i mbre T ype") setting. • T imbre T ype: Melody Sustain off/on control is perform ed in a ccordance with the value of the received message. • T imbre T ype: Drum The received mess age does not affect sound sour ce ope[...]
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13 Send Sent when auto ac companiment i s used. Receive Changes Reverb Send. 9.11 Chorus Send (5DH) Format Note 1: The setting value match es the value that is sent and received. Send Sent when auto ac companiment is us ed and when a Chorus on/off operation is performed. Receive Changes Chorus Send. 9.12 NRPN (62H,63H) Format Send This message is n[...]
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14 9.13.1 Pitch Bend Sensitivity Format Send Sent when the Bend Range is changed on the CTK-5000, WK-500, or CDP-200R. Receive Receipt changes Bend Range. 9.13.2 Fine T une Format Send This message is not sent by thi s Instrument. Receive Receipt changes Chann el Fine T une. 9.13.3 Coarse T une Format Message Format: BnH 64H 00H BnH 65H 00H BnH 06H[...]
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15 Send This message is not sent by thi s Instrument. Receive Receipt changes Channel Coarse T une. Does not affect sound source operation when th e T imbre T ype is Drum. 9.13.4 Null Format Send Sent after the Bend Range is change d on the CTK-5000, WK-500, or CDP-200R. Receive Receipt deselects RPN. 9.14 All Sound Off (78H) Format Send Sent when [...]
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16 10 Mode Message 10.1 All Notes Off (7BH) Format Send Sent when MIDI send related settin gs are changed on the Instrument, or when auto play is stopped, etc. Receive Receipt of any of this message re leases the currently sounding voice (s ame as releasing the keyboard key). 10.2 Omni Off (7CH) Format Send This message is never sent . Receive Rece[...]
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17 10.5 P oly (7FH) Format Send This message is never sent . Receive Receipt of this message pe rforms the same operation as when All Notes Of f is received. 11 Pr ogram Change Format Note 1: For details about the relationshi p between the program number and the tone, see the T one List th at comes with the Instrument. Send Sent when a tone i s sel[...]
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18 12 Channel After touch Format Send These messages are never sent. Receive Receipt of this message adds modulation to the voice that is sounding. The modulat ion effect dif fers according to the tone being used. 13 Pitch Bend Format Send Sent when a pitch bender ope ration is performed on the CTK-5000, WK-500, or CDP-200R. Receive Receipt changes[...]
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19 Part III System Messages 14 Timing Cloc k Format Send Sent when auto ac companiment i s used. Receive This message is not rece ived by this Instrument. 15 Star t Format Send Sent when auto ac companiment i s used. Receive This message is not rece ived by this Instrument. 16 Stop Format Send Sent when auto ac companiment i s used. Receive This me[...]
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20 Receive Once this message is rec eived, the Active Sensing mode is entered. If no MIDI message is received for a specified amoun t of time, voices being sounded by the Instrument 's sound source are released, the contro ller is reset, and the Active Sensing mode is exited. 18 System Exc lusive Message Format The Instrument sends and receive[...]
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21 18.1.3 Master Coarse T uning Format Send Sent when T ranspose is changed. Receive Receipt changes the T ranspose parameter . Does not affect soun d source operation when the T imbre T ype is Drum. 18.1.4 Reverb Parameter Format Time Format Note 1: For information about the relationship betw een setting values and send/r eceive values, see "[...]
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22 Note 1: For information about the relati onship between setting values a nd send/receive values, see "33. 6 Chorus T ype Setting V alue T able" in "Part VII Setting V a lues and Send/Recei ve V alues". Send This message is sent when the Syst em Chor us T ype setting is changed. Receive Receipt changes the System Chorus T ype [...]
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23 18.1.7 GS Message Send This message is never sent . Receive Receipt performs the same operation as when the GM System On message is received. 18.2 Instrument-Specific Sy stem Exc lusive Message Format This message can be used to send the Instrument memory st atus, for two-way transfer of special operation commands and user data, to perform sound[...]
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24 Part IV Instrument-Specific System Exclusive Messages 19 Format This section expla ins the format of the Ins trument-specific S ystem Exclusive M essages. Se e "Part V Parameter L ist" and "Part VI Parameter Set List" for information about how parameter sets actually are transferred. 19.1 Message Classifications Basically , t[...]
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25 19.2 Basic Message Structure Instrument-specific system exclusive me ssage operation can be broa dly divided between two me thods: Individual Parameter T ransfer (single parameter send/receive) and Bulk Parameter Set T ran sfer (batch parameter se nd/receive). Each method includes a nu mber of dif ferent messages. The field in the SysE x message[...]
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26 19.3.4 dev : MIDI Device ID 00H-7 FH The contents of this field i n a received message are compared with the Model's MIDI Device ID, and receipt of the incoming message is allowed only when the two IDs match. When a message con taining 7FH is rec eived, receipt of the message is always allowed, regardless of the Instrument's ID setting[...]
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27 HBS: Handshake Bulk Parameter Se t Send Indicates a paramete r set image send message using handshake m ode. The parameter set to be transferred is divided into multiple packets when i t is greater than a prescribed size . Th e packets are tra nsferred in ac cordance with handshake mode. ACK: Acknowledge Indicates a message used by the receiver [...]
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28 19.3.6 cat : Category 0cccccccB = Category (7bit) The category indicates the categor ies of data handled by the Syst em Exclusive Mess age. The ID number (ID) of the Category is indicated on the left , while the communica ti on operation (Action) is ind icated on the right. A .. A vailable (Also including when onl y some parameters are availa bl[...]
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29 19.3.9 blk : Block Number The block number is a supplementary number that specifies which bloc k parameter is to be accessed. Block Bit Field Division When the parameter block has a multi-dimensional array structur e, bit 21 of the blo ck number is divided into prescribed bit fields based on the rules explained below . • Case 1 When an array h[...]
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30 19.3.13 len : Data Length As shown below , the meaning of this fi eld dif fers depending on whether an indi vidual transfer or a bulk parameter set transfer is being performed. Individual Parameter T ransfer Data length indicates the length of the a rray being transferred minus 1 when the pa rameter contains a character string or other similar a[...]
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31 19.3.16 img : Param eter Set Image For a bulk data transfer operation, the para meter set data to be transferred is read sequent ially in 16-bit units starting from the top address. Read values are d ivided into 3-byte segments as shown below , and then sent in sequence. The following is the conversion format, which is the same as the individual[...]
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32 20 Individual P arameter Operations There are two parameter unit operations: Individual Pa rameter Transfer and Ind i vidual Parameter Request. For one session, in response to an IPR (In dividual Parameter Request) from an extern al device, this Instrument returns an IPS (Individual Parameter Send) or the sess ion is concluded when the external [...]
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33 21.1.2 Session and Subsession Subsession "One subsession" refers to transfer of one parameter set. A subse ssion transfers one parameter set or a parameter set that has been divided into multiple packets for transfer , with EOD (End of Data) at the end to terminate the send. Division of a parameter set into multiple packets is used whe[...]
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34 21.3 Handshake Mode Comm unication Flo w A session starts with the rece iving device sending a request us ing a HBR, or with the sending device sending HBS data. The sending device does not send the next packet until it rece ives an ACK from the receiving device. The maximum wait time of at least 2000 msec is reserved. Fa ilure of a response to [...]
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35 The packed with the same packet number is resen t when a checksum mismatch or incompatib le data format error is detected. Session terminates if ERR is detected a number of times. Data Receiver Data Sender Operation HBR → Send Request (Optional) ← HBS Data Send ACK → Acknowledge ← HBS Data Send 1 ERR → Error ← HBS Data Send 2 (Retry [...]
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36 RJC is sent to terminate the session in case ACK cannot be recognize d. The session can be cancel ed for any reason by sending an RJC. RJC can be sent by the se nding device or the receiving device. The bulk dump session is terminat ed immediately upon receipt of an RJC. BSY is returned to the exte rnal device when OBS, OBR, HBS, or HBR is sent [...]
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37 Data Receiver Data Sender Operation ← OBS Data Send BSY → Receive Rejected Data Receiver Data Sender Operation HBR → Send Request ← BSY Send Rejected Data Receiver Data Sender Operation ← HBS Data Send BSY → Receive Rejected[...]
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38 Part V Parameter List This section explains the parameters that ac tuall y can be transferred by t he Instrument. 22 Using the P arameter List • Parameter field Shows the parameter nam e. • ID field Shows the parameter ID as a hexadecimal number . • R/W field Shows "R" to indicate that an IP R (Individual Parameter Request) read [...]
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39 23.2 Data Management P arameter These are information acquisition and opera tion command parameters fo r this Instrument's Data Manager PC application. Parameter ID R/W Block Size Array Min-Def-Max Description Ps Category 0005 W 000000 7 01 00-00-7F Specifies the category ID of the parameter set that corresponds to an operation. Ps Memory 0[...]
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40 24 P atch P arameters The main function of patch paramete rs is to configure the sett ings of the sound sour ce of a device. 24.1 Master T une Parameter These parameters con figur e Master T uning settings. 24.2 Master Mixer P arameter These parameters con figure the Master settings of the mixer . 24.3 P ar t P arameter Part parameters config ur[...]
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41 25 Scale Memory P arameter Scale memory parame ters store scale mem ory data. 26 Song P arameter The song parameter stores song data directory information. 27 Rh ythm P arameter The rhythm parameter stores rhythm directory information. 28 Sequence P arameter The sequence parameter stores reco rder song directory information . 29 Lesson Rec P ara[...]
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42 30 Registration P arameter The registration para meter stores registration data directory information. 31 All Data P arameter There is no parameter fo r storing all data direct ory information. Parameter ID R/W Block Size Array Min-Def-Max Description Size 0001 R 000000 32 01 00000000-00000000-00FFFFFF 0 - 0xFFFFFFFF[...]
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43 Part VI Parameter Set List This section explains actu ally how parameter sets can be transf erred by the Instrument with bulk dump. 32 P arameter Set T able Field Contents • cat field Shows the category value. • mem field Shows the memory area ID valu e. • pset field Shows the parameter se t number value. Applicable parameter set numbe rs [...]
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44 Part VII Setting V alues and Send / Receive V alues 33 Setting V alue T ables 33.1 Off/On Setting V a lue T able 33.2 -64 - 0 - +63 Setting V alue T able 33.3 P an Setting V alue T able 33.4 -100 - 0 - +99 Setting V alue T able 33.5 Reverb Time Settin g V alue T able 33.6 Chorus T ype Setting V alue T able Transmit Value Receive Value Parameter [...]
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45 Part VIII MIDI Implementation Notation 34 V alue Notation 34.1 Hexade cimal Notation MIDI implementation sometime s requires that data be expressed in hexadecimal form at. Hexadecimal values are indicated by t he letter "H" after the value. The he xadecimal equivalents of decimal values 10 through 15 are expressed as the letters A thro[...]
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MA0812-A CASIO COMPUTER CO.,LTD. 6-2, Hon-machi 1-chome Shibuya-ku, Tokyo 151-8543, Japan[...]