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Casio CTK-1100, Service Manual & Parts Manual

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Casio CTK-1100 Service Manual & Parts Manual Download Page 13

CTK-1100

– 11 –

POWER AMP PCB (M820-PSA1)

CA 

Unsolder two lead wires and one FFC connected to the M8A0AMDA1 PCB.

CA1. 

Lead wire (White)

Lead wire (Blue)

FFC (M8A0APSA1)

Unsolder two lead wires connected to the left speaker.

CAA. 

Lead wire (Blue)

Lead wire (White)

Undo eight screws and then remove the M8A0APSA1 PCB, rubber keys and switches.

CAA. 

Rubber keys

Switches

Summary of Contents for CTK-1100

Page 1: ...CTK 1100 JUL 2010 CTK 1100 Ver 2 Jan 2012 ELECTRONIC KEYBOARD INDEX ...

Page 2: ...S SPECIFICATIONS 1 BLOCK AND WIRING DIAGRAM 2 PCB INFORMATION 3 CIRCUIT DESCRIPTION 4 PRINTED CIRCUIT BOARDS 5 DISASSEMBLY 7 DIAGNOSTIC PROGRAM 16 EXPLODED VIEW 22 PARTS LIST 23 SCHEMATIC DIAGRAMS 26 CTK 1100 ...

Page 3: ...o 5 semitones Tuning Variable A4 approximately 440Hz 50 cents Terminals Phones Output Terminal Stereo standard jack Output is monaural Output Impedance 78 Ω Output Voltage 4 V RMS MAX Power Supply Terminal 9 5 V DC Power Supply Dual power supply system Batteries 6 AA size zinc carbon batteries or alkaline batteries Battery Life Approximately 2 hours continuous operation on zinc carbon batteries AC...

Page 4: ...206 C225 C227 C229 CN3 17 pin CN201 17 pin CN205 CN203 CN202 CN206 CN207 CN6 CN8 CN204 LSP LSP CN9 CN7 CN4 CN5 RSP RSP CN803 16 pin CN801 13 pin CN802 13 pin KEYBOARD PCB M800 KYA1 CN1 16 pin SI1 SI2 SI4 SI6 KI6S SO1 SO6 KI0 KI7 KO0 KI7 KI3S KI6S KO11S PHONES OUTPUT J202 9 V DC IN J201 POWER AMP PCB M820 PSA1 MAIN PCB M820 MDA1 BUTTONS VOLUME SW202 POWER SWITCH SW201 BATTERY POWER OFF CIRCUIT Q201...

Page 5: ...ents Main PCB PCB ASSY MDA1 M820 MDA1 MPU LCD Controller Reset IC Buttons Right Speaker Terminal Power Amp PCB PCB ASSY PSA1 MX820 PSA1 Power Supply Circuit Power Amplifier Power Switch Volume Buttons DC 9 5V Jack Left Speaker Terminal Phones Output Jack Keyboard PCB PCB ASSY KYA M800 KYA1 Keyboard M800 KYA2 ...

Page 6: ...5 G5 G5 A5 A5 B5 KI6 C6 C6 D6 D6 E6 F6 F6 G6 KI7 G6 A6 A6 B6 C7 NOMENCLATURE OF KEYS C2 C3 C4 C5 C6 C7 BUTTON MATRIX KO8S KO9S KO10S KO11S KO12S KI0S 3 6 9 FF KI1S 2 5 8 RIGHT ON OFF KI2S 0 1 4 7 PLAY PAUSE KI3S TEMPO DOWN START STOP TRANSPOSE TUNE FINGERED POWER MODE STOP KI4S TEMPO UP SYNCHRO FILL IN SONG BANK CASIO CHORD POWER MODE LEFT ON OFF KI5S CHORD RHYTHM NORMAL POWER MODE REW KI6S ACCOMP...

Page 7: ...CTK 1100 5 PRINTED CIRCUIT BOARDS Main PCB M820 MDA1 Sub PCB M820 PSA1 ...

Page 8: ...CTK 1100 6 Keyboard PCB M800 KYA1 Keyboard PCB M800 KYA2 ...

Page 9: ...z or blanket before starting disassembling There are several kinds of screws Be sure to use the correct type of screws when z z reassembling It is advisable to sort the screws as shown below after removing them If a screw cap is attached to a screw be sure to reattach the screw cap when z z reassembling BEFORE STARTING REPAIR OR SERVICING Remove the AC adaptor or the AC cord z z Remove accessories...

Page 10: ...SEMBLY PANEL UNIT AAA Undo 11 screws on the bottom surface of the main unit AAAAA Turn over the panel unit AAAAA Unsolder two battery lead wires AAAAA Unsolder one FFC AAAAA Lead wire Red Lead wire Black FFC M800 KYA2 ...

Page 11: ... M820 PSA1 PCB MAIN PCB M820 MDA1 BBB Unsolder one FFC BBBBB FFC M800 KYA2 Unsolder two lead wires and one FFC BBBBB Lead wire White Lead wire Blue FFC M820 PSA1 Unsolder two lead wires connected to the right speaker BBBBB Lead wire White Lead wire Blue ...

Page 12: ...A1 PCB rubber keys and LCD BBBBB Rubber keys LCD Caution for installing M820 MDA1 PCB To install the M820 MDA1 PCB tighten the screws for the LCD part in the order shown in the right If not tighten correctly it may cause the LCD display errors 4 3 2 1 5 6 ...

Page 13: ... connected to the M820 MDA1 PCB CCCCC Lead wire White Lead wire Blue FFC M820 PSA1 Unsolder two lead wires connected to the left speaker CCCCC Lead wire Blue Lead wire White Undo eight screws and then remove the M820 PSA1 PCB rubber keys and switches CCCCC Rubber keys Switches ...

Page 14: ...CTK 1100 12 KEYBOARD DDD Undo eight screws and then remove the side panels DDDDD Left side panel Right side panel Undo 21 screws and then remove the white keys and black keys DDDDD ...

Page 15: ...K 1100 13 KEYBOARD PCB M800 KYA1 KYA2 EEE Unsolder one FFC connected to the M820 MDA1 PCB EEEEE FFC M800 KYA2 Disengage the hooks and then remove the M800 KYA1 KYA2 PCBs EEEEE M800 KYA1 PCB M800 KYA2 PCB ...

Page 16: ... NNNNNN Rubber contact strips This rubber contact strip differs from the others in length How to install rubber contact strips Lightly insert the tip of a rubber contact strip into the PCB Pull the tip from the back of the PCB and install it using a tool such as tweezers Do not forcibly pull it ...

Page 17: ...CTK 1100 15 SPEAKER FFF Unsolder two lead wires FFFFF Undo four screws and then remove the speaker FFFFF Lead wire White Lead wire Blue Lead wire Blue Lead wire White Left Speaker Right Speaker ...

Page 18: ...test is finished NNNNNN Release the 0 and START STOP buttons After the diagnostic program is launched the test menu appears TEST ITEMS Pushing a test button enables the corresponding test item to be tested Test Items Buttons Note Mode Switch Check Button Check 0 ROM Version Check 1 LCD Check TONE Auto Power Off Check STOP This diagnostic program does not test the following items Check the function...

Page 19: ...CTK 1100 17 DIAGNOSTIC PROGRAM MODE SWITCH CHECK AAA Switch the mode switch and check that the following screen appears on the LCD AAAAA Mode Switch LCD FINGERED CASIO CHORD NORMAL ...

Page 20: ...ressed in a wrong order an error tone sounds and NG appears on the LCD You cannot cancel this check procedure mid way NNNNNN 1 2 4 3 22 23 24 25 26 27 28 5 6 7 17 18 19 20 21 12 13 14 15 16 8 9 10 11 When the CHORD button is pressed at the end the confirmation chord sounds and SWIT OK BBBBB appears on the LCD ROM VERSION CHECK CCC Press the 1 button to perform the ROM Version Check CCCCC The ROM v...

Page 21: ... and the display of the LCD is lit Press the TONE button DDDDD The confirmation chord sounds and the display of the LCD is turned off Press the TONE button DDDDD The confirmation chord sounds and the following screen appears on the LCD Press the TONE button DDDDD The confirmation chord sounds and the following screen appears on the LCD ...

Page 22: ...ss the TONE button DDDDD The confirmation chord sounds and the following screen appears on the LCD AUTO POWER OFF CHECK EEE Press the STOP button to perform the Auto Power Off Check EEEEE The power supply is turned off and no screen appears on the LCD EEEEE After checking be sure to turn the mode switch to OFF NNNNNN ...

Page 23: ...sounds twice The stroke and the load of keys are normal The difference in height and the gap between keys are even Press the keys in the order shown in the illustration below NNNNNN HEADPHONES CHECK GGG Perform the tests with regular power on state NNNNNN Connect the headphones to the PHONES OUTPUT jack GGGGG Press any key and check that you can hear the sound through the headphones GGGGG Remove t...

Page 24: ...CTK 1100 22 EXPLODED VIEW 6 7 9 8 12 26 23 24 13 21 20 19 18 17 15 14 2 16 14 22 2 25 27 28 30 37 38 39 40 32 36 36 33 35 34 31 29 11 4 3 1 23 10 14 1 31 5 5 ...

Page 25: ...he latest Parts Price Code at PARTS FINDER on the Casio Service WEB site https www servicecasio com 3 As for spare parts order and supply refer to the GUIDEBOOK for Spare parts Supply published separately 4 The numbers in item column correspond to the same numbers in drawing PARTS LIST CTK 1100 ...

Page 26: ... 010 1 1 1 1 B DC Jack J202 10305218 JACK JY 6316B 01 070 1 1 1 1 C Phones Output Jack IC201 10300598 IC TA8227APL D12 H T 1 1 1 1 X L202 10231919 COIL RB53 856396NP 1 1 1 1 X L201 10231920 COIL RB53 856397NP 1 1 1 1 X N D203 D204 10261170 DIODE SRT14 A2 2 2 2 2 X D206 79114195 DIODE UDZSTE 175 6B 1 1 1 1 X N D201 D202 10371167 DIODE L1SS355T1G 2 2 2 2 X Q201 69300298 TRANSISTOR 2SC4081T106R 1 1 1...

Page 27: ...01 1 1 1 1 X 23 10264808 SPEAKER C10J01A 2 2 2 2 X N 24 10366838 PANEL RJM510265 001V01 1 1 1 1 X N 25 10366841 SIDE PANEL LEFT RJM510267 001V01 1 1 1 1 X N 26 10366842 SIDE PANEL RIGHT RJM510268 001V01 1 1 1 1 X Main case unit N 27 10368209 CASE UNIT MAIN TK RJM510380 001 1 1 1 1 X 28 10301471 FELT LOWER RJM508593 001V01 1 1 1 1 X 29 10317116 FELT DAMPER KEYBOARD RJM509138 001V01 1 1 1 1 X 30 102...

Page 28: ...CTK 1100 26 SCHEMATIC DIAGRAMS Main PCB M820 MDA1 to PSA1 CN201 to PSA1 CN206 to KYA2 CN803 to RIGHT SPEAKER RIGHT SPEAKER to PSA1 CN207 Not used ...

Page 29: ...CTK 1100 27 Sub PCB M820 PSA1 to MDA1 C3 to BATTERY to LEFT SPEAKER POWER MODE SWITCH SW201 VOLUME SW202 LEFT SPEAKER BATTERY DC 9 V IN J201 PHONES OUTPUT J202 to MDA1 CN7 to MDA1 CN6 Not used ...

Page 30: ...CTK 1100 28 Keyboard PCB M800 KYA1 KYA2 to KYA2 CN802 to KYA1 CN801 to MDA1 CN1 Not used Not used ...

Page 31: ...erseas Service Division 6 2 Hon machi 1 Chome Shibuya ku Tokyo 151 8543 Japan Ver 1 Nov 2010 Correction of the CIRCUIT DESCRIPTION P4 Ver 2 Jan 2012 Correction of the EXPLODED VIEW P22 Correction of the PARTS LIST P24 and P25 ...

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