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Portable Grand DGX-620, Service Manual

The Portable Grand DGX-620 is a versatile digital piano that offers a range of features for musicians of all levels. For troubleshooting and maintenance, make sure to download the free Service Manual from our website to keep your instrument in top condition. Get your manual at manualshive.com.

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DGX-620/YPG-625

12

RANK : Japan only

∗

∗∗

∗∗

 : New parts

REF NO.

PART NO.

DESCRIPTION

REMARKS

QTY RANK

部

品

名

C210
C210
C211
C211
C212
C212
C212
C213
C213
C213
C214
C214
C214
C215
C215
C215
C216
C216
C217
C217

CN101
CN102
CN103
CN104
CN201
CN201
CN202
CN202
CN203
CN204
CN301
CN401
CN401
CN501
CN501
CN601
CN601
CN901
CN901

D101
D101

EC901

FZ001

HS001

IC101
IC102
IC201

JK101
JK101
JK201
JK201
JK301
JK301
JK302
JK302
JK303

L101
L101
L102
L201
L201
L202
L202
L301
L301
L302
L302
L303
L303
L304

VC694800
VM902400
UR867100
V3512300
UA355100
V5515400
VR168300
UA355100
V5515400
VR168300
UA355100
V5515400
VR168300
UA355100
V5515400
VR168300
UR837330
V3508300
UR837330
V3508300
VK024800
VK024600
VK024700
WD369900
VI878000
VY668300
VI878000
VY668300
LB918040
VK024900
VV678400
VI878100
VZ341600
VI878200
VY668400
VI878300
VZ341700
VI878100
VZ341600
V8603100
VV731400
VU481300
WD158000

--

X5887A00
X5887A00
XY209A00
LB302260
V6557600
LB101870
VV943300
VC687500
WE245200
V6802600
WB106700
WA245700
V6795600
VQ884000
VA078900
VB835000
VT279200
VB835000
VT279200
VB835000
VT279200
VB835000
VT279200
VB835000
VT279200
VB835000

Semiconductive Cera. Cap.
Semiconductive Cera.Cap.
Electrolytic Cap.
Electrolytic Cap.
Mylar Capacitor
Mylar Capacitor
Monolithic Mylar Capacitor
Mylar Capacitor
Mylar Capacitor
Monolithic Mylar Capacitor
Mylar Capacitor
Mylar Capacitor
Monolithic Mylar Capacitor
Mylar Capacitor
Mylar Capacitor
Monolithic Mylar Capacitor
Electrolytic Cap.
Electrolytic Cap.
Electrolytic Cap.
Electrolytic Cap.
Wire Trap
Wire Trap
Wire Trap
FFC Connector
Cable Holder
Cable Holder
Cable Holder
Cable Holder
Base Post Connector
Wire Trap
Connector , FFC
Cable Holder
Cable Holder
Cable Holder
Cable Holder
Cable Holder
Cable Holder
Cable Holder
Cable Holder
Diode
Diode
Encoder
Fuse
Heat Sink
IC
IC
IC
Connector
Connector
Phone Jack
Phone Jack
Phone Jack
Phone Jack
Jack, USB
Jack, USB
USB Connector
Line Filter
Line Filter
Jumper Wire
Coil
Coil
Coil
Coil
Coil
Coil
Coil
Coil
Coil
Coil
Coil

0.1000 25V Z TATET
0.1000 25V Z FORM.
10.00 50.0V RX TP
10.00 50.0V TP
0.1000 50V J RX TP
0.1000 50V J
ECQ-V1H104JL3
0.1000 50V J RX TP
0.1000 50V J
ECQ-V1H104JL3
0.1000 50V J RX TP
0.1000 50V J
ECQ-V1H104JL3
0.1000 50V J RX TP
0.1000 50V J
ECQ-V1H104JL3
33.00 16.0V RX TP
33.00 16.0V TP
33.00 16.0V RX TP
33.00 16.0V TP
52147 4P TE
52147 2P TE
52147 3P TE
52806-1910 19PIN
51048 2P TE
51048 2P TE
51048 2P TE
51048 2P TE
XH 4P TE
52147 5P TE
52806 14P TE
51048 3P TE
51048 3P TE
51048 4P TE
51048 4P TE
51048 5P TE
51048 5P TE
51048 3P TE
51048 3P TE
2A02G-01 X0 JI
2A02-05 X0
REB161 PVB 15F
TSD 4A 250V (P)

BA50BC0T
BA50BC0T
LA4625
HEC0470-01-630
HTJ-020-05AZ
YKB21-5006
HTJ064-04A
YKB21-5014 BLK
JY-6314-01-020 BLK
USB 4P SE
USB 4P TE
YKF45 4P SE
BDL40-01
CM08RB01 RX
0.55 TIN
FL05RD200AT TATETE
DX001-20UH TATEJI
FL05RD200AT TATETE
DX001-20UH TATEJI
FL05RD200AT TATETE
DX001-20UH TATEJI
FL05RD200AT TATETE
DX001-20UH TATEJI
FL05RD200AT TATETE
DX001-20UH TATEJI
FL05RD200AT TATETE

半 導 体 セ ラ コ ン
半 導 体 セ ラ コ ン   天 津
ケ

ミ

コ

ン

ケ

ミ

コ

ン

マ

イ

ラ

ー

コ

ン

マ

イ

ラ

ー

コ

ン

積 層 マ イ ラ ー コ ン
マ

イ

ラ

ー

コ

ン

マ

イ

ラ

ー

コ

ン

積 層 マ イ ラ ー コ ン
マ

イ

ラ

ー

コ

ン

マ

イ

ラ

ー

コ

ン

積 層 マ イ ラ ー コ ン
マ

イ

ラ

ー

コ

ン

マ

イ

ラ

ー

コ

ン

積 層 マ イ ラ ー コ ン
ケ

ミ

コ

ン

ケ

ミ

コ

ン

ケ

ミ

コ

ン

ケ

ミ

コ

ン

ワ イ ヤ ー ト ラ ッ プ
ワ イ ヤ ー ト ラ ッ プ
ワ イ ヤ ー ト ラ ッ プ
Ｆ Ｆ Ｃ コ ネ ク タ
ケ ー ブ ル ホ ル ダ ー
ケ ー ブ ル ホ ル ダ ー 天 津
ケ ー ブ ル ホ ル ダ ー
ケ ー ブ ル ホ ル ダ ー 天 津
ベ ー ス ツ キ ポ ス ト
ワ イ ヤ ー ト ラ ッ プ
Ｆ Ｆ Ｃ コ ネ ク タ ー
ケ ー ブ ル ホ ル ダ ー
ケ ー ブ ル ホ ル ダ ー 天 津
ケ ー ブ ル ホ ル ダ ー
ケ ー ブ ル ホ ル ダ ー 天 津
ケ ー ブ ル ホ ル ダ ー
ケ ー ブ ル ホ ル ダ ー 天 津
ケ ー ブ ル ホ ル ダ ー
ケ ー ブ ル ホ ル ダ ー 天 津
ダ

イ

オ

ー

ド

ダ

イ

オ

ー

ド

１ ６ 形 エ ン コ ー ダ
ヒ

ュ

ー

ズ

放

熱

板

Ｉ

Ｃ

Ｉ

Ｃ

Ｉ

Ｃ

電

源

コ

ネ

ク

タ

電

源

コ

ネ

ク

タ

ホ ー ン コ ネ ク タ
ホ ー ン コ ネ ク タ
ホ ー ン コ ネ ク タ （ 黒 ）
ホ ー ン コ ネ ク タ （ 黒 ）
Ｕ Ｓ Ｂ ジ ャ ッ ク
Ｕ Ｓ Ｂ   ジ ャ ッ ク
Ｕ Ｓ Ｂ   コ ネ ク タ
ラ イ ン フ ィ ル タ ー
ラ イ ン フ ィ ル タ ー
ジ

ャ

ン

パ

ー

線

コ イ ル   ２ ０ Ｕ
コ イ ル   ２ ０ Ｕ   天 津
コ イ ル   ２ ０ Ｕ
コ イ ル   ２ ０ Ｕ   天 津
コ イ ル   ２ ０ Ｕ
コ イ ル   ２ ０ Ｕ   天 津
コ イ ル   ２ ０ Ｕ
コ イ ル   ２ ０ Ｕ   天 津
コ イ ル   ２ ０ Ｕ
コ イ ル   ２ ０ Ｕ   天 津
コ イ ル   ２ ０ Ｕ

DATA ENTRY

(WG29940)

REG5V 1.0A
REG5V 1.0A
POWER AMP 13.5W
   DC IN 12V

   PHONES/OUTPUT

   SUSTAIN

   USB TO HOST

USB TO DEVICE

01
01
01

01

01
01

01
01

01
01

01
01

01

01
01
01
01
01

01

01
01
01
01

01

01

01

01
03
01

03
03
05
02
04
03
02
01

02

02

03

01

01

01

01

01

01

*

*

*

*

*

*

*

*

Summary of Contents for DGX-620

Page 1: ...CIFICATIONS 3 PANEL LAYOUT 4 CIRCUIT BOARD LAYOUT WIRING 6 BLOCK DIAGRAM 8 DISASSEMBLY PROCEDURE 9 LSI PIN DESCRIPTION 20 IC BLOCK DIAGRAM 23 CIRCUIT BOARDS 24 TEST PROGRAM 33 INITIALIZATION 37 USER D...

Page 2: ...e and safety procedures when servicing this product may result in per sonal injury destruction of expensive components and failure of the product to perform as specified For these reasons we advise al...

Page 3: ...horus Level SPLIT VOICE Volume Octave Pan Reverb Level Chorus Level EFFECT Reverb Type Chorus Type Master EQ Type Sustain HARMONY Harmony Type Harmony Volume Performance assistant technology Performan...

Page 4: ...F button i MUSIC DATABASE button o 0 1 2 3 FUNCTION button LESSON L R START buttons METRONOME ON OFF button TEMPO TAP button SONG MEMORY REC 1 5 A buttons 4 REPEAT LEARN ACMP ON OFF button 5 A B REPEA...

Page 5: ...umber buttons 0 9 and buttons 7 DEMO button 8 EXIT button 9 REGIST MEMORY MEMORY BANK 1 2 buttons 0 PORTABLE GRAND button 1 SPLIT ON OFF button 2 DUAL ON OFF button 3 HARMONY ON OFF button 4 PITCH BEN...

Page 6: ...sembly Top view GHL88L GHL88M GHL88H 5 PB PSW DJACK MVR PNL AM LCD unit Speaker Tweeter L Speaker Tweeter R Speaker Woofer R Speaker Woofer L DM ENC PNR TW R TW L Upper case Lower case 15 15 10 13 12...

Page 7: ...2P 30 WG45880 SP2 AM CN203 1 9 Speaker Lch Speaker Rch 3 3 9 10 4P WH601 WG46070 MVR PB AM CN204 1 5 MVR CN601 2 5 5P WH901 WB09270 X0159A00 ENC PNR CN03 1 5 ENC CN901 2 5 3P BL Caution Be sure to att...

Page 8: ...128M ROM PROG WAVE 8M FLASH ROM 16M DRAM DAC 24bit ADC 8bit PCM1742K LPF MASTER VOLUME LCDC 3 3V REG 2 5V REG 5V REG D101 FZ001 5D 3 3D 5A 3 3D 5A 2 5D CS0 128M ROM CS1 LCDC CS3 8M FLASH CS5 USBC 5D 5...

Page 9: ...Flat cable s contacts are visible from the back Pay attention not to insert and install the cable to the connector inversely Fig 1 2 Be sure to attach the removed filament tape just as it was before r...

Page 10: ...e lower case assembly See procedure 1 4 2 Remove the two 2 screws marked 480C The PB circuit board and the wheel assembly can then be removed Fig 4 Make sure to mount the wheel assembly on the volume...

Page 11: ...6 10 MVR Circuit Board Time required About 10 minutes 10 1 Remove the lower case assembly See procedure 1 10 2 Remove the volume knob from the control panel Fig 7 10 3 Remove the three 3 screws marked...

Page 12: ...4 screws marked 480J The LCD unit can then be removed Fig 6 14 Keyboard Assembly Time required About 13 minutes 14 1 Remove the lower case assembly See procedure 1 14 2 Remove the six 6 screws marked...

Page 13: ...B0 270A 270A 270A 270A 270A 270A 270A 270C C7 Key One octave C1 B1 One octave C2 B2 One octave C3 B3 One octave C4 B4 One octave C5 B5 One octave C6 B6 Top view Fig 11 15 2 When removing white keys n...

Page 14: ...e rubber contact has a specific installation direction One rubber contact fits for C C for C B keys 260A Rubber contact 260B 260C Rubber contact Rubber contact Rubber contact Rubber contact Rubber con...

Page 15: ...Fig 13 GHL88M FFC cable Frame FFC cable Filament tape CN2 27P GHL88M CN2 27P Through hole Filament tape Top view Side view Keyboard assembly Fig 15 15 7 GHL88M Circuit Board Remove the black and whit...

Page 16: ...s marked 260C The GHL88H circuit board can then be removed Fig 13 15 9 Hammer White Key Black Key Remove the black and white key assembly for the related keys With the key frame placed upside down pus...

Page 17: ...d until a click sound is heard Fig 18 There are 8 hammer types differing in weight Be sure to check the type of the hammer for correct installation Table 1 Frame Hammer white key Hammer black key Hamm...

Page 18: ...hole in the frame and pull it out from its outlet Fig 15 Tighten the seven 7 screws marked 260B to fix the GHL88M circuit board Fig 13 Rubber contact Rubber contact GHL88L Triangle mark Triangle mark...

Page 19: ...l as the contact arm of the hammer and actuate rubber of the white key assembly black key assembly are installed properly Fig 22 Use the four 4 screws marked 270A to fix 1 octave white key assembly bl...

Page 20: ...PC7 I O 96 MA12 O 33 VSS VSS 97 MA11 O External memory address bus 34 IRQ0N PH0 I Interrupt input 98 MA10 O 35 TxD0 O Serial output 99 MA09 O 36 RxD0 I serial input 100 MA08 O 37 TxD1 PG2 O Serial out...

Page 21: ...e serial clock Port 0 Power supply Ground Port 1 PD789022GB A15 8E XZ560100 CPU DM IC701 PIN NO I O FUNCTION NAME PIN NO I O FUNCTION NAME 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 2...

Page 22: ...ect 53 H_DP2 AI O USB D data line for HC 22 RD I Read strobe 54 H_OC1 I Overcurrent sensing input 23 WR I Write strobe 55 H_OC2 I Overcurrent sensing input 24 Vhold2 Voltage holding pin 56 Vcc Power s...

Page 23: ...itch Emitter Timing Capacitor Gnd 8 7 6 5 4 3 2 1 R5520H001A X7414A00 USB High Side Switch DM IC302 5 4 1 2 3 OUT IN FLG GND EN Pin No Pin Name Function 1 EN Enableb Input 2 GND Ground 3 FLG Fault Fla...

Page 24: ...oard X6246D0 32 GHL88L Circuit Board X6244D0 30 GHL88M Circuit Board X6245G0 31 MKO Circuit Board X7135B0 29 MVR Circuit Board X7135B0 29 PB Circuit Board X7135B0 29 PNL Circuit Board X7137B0 27 PNR C...

Page 25: ...YPG 625 to AM CN104 to PNL CN01 to LCD Unit to PNR CN02 to GHL88M CN2 to DJACK CN301 DM Circuit Board Note See parts list for details of circuit board component parts Component Side Pattern Side 2NA...

Page 26: ...a jack PWB JK201 JK301 JK302 PWB 0 0 5mm 0 5 1 0mm The nonwoven fabricis prevented from overlapping on the PWB side PWB JK101 0 0 5mm To pile it up in the upper side it is pasted LCD CONTRAST TO DEVI...

Page 27: ...ONOME ON OFF R M AUT A B REPEAT INTRO ENDING rit REPEAT LEARN ACMP ON OFF SONG STYLE A A to DM CN601 A CLEAR 5 4 3 2 1 LESSON START LESSON R LESSON L FUNCTION ABASE START STOP PAUSE SYNC START FF SYNC...

Page 28: ...EMORY EXIT BANK SPLIT ON OFF SPLIT VOICE CATEG UP CATEGORY DOWN PORTABLE GRAND B B DEMO 9 8 7 6 5 4 3 2 1 0 YES NO HARMONY ON OFF HARMONY TYPE DUAL ON OFF DUAL VOICE SPLIT ON OFF SPLIT VOICE CATEGORY...

Page 29: ...L Circuit Board to AM CN201 to Speaker Tweeter L to AM CN202 to Speaker Tweeter R TW R Circuit Board Component Side Component Side Note See parts list for details of circuit board component parts ENC...

Page 30: ...30 DGX 620 YPG 625 GHL88L Circuit Board D D to GHL88M CN1 D D Component Side Note See parts list for details of circuit board component parts 2NAK8 WF46230...

Page 31: ...31 DGX 620 YPG 625 2NAK8 WF46240 2 GHL88M Circuit Board Component Side Note See parts list for details of circuit board component parts E E to GHL88H CN1 to DM CN701 E E to GHL88L CN1...

Page 32: ...32 DGX 620 YPG 625 GHL88H Circuit Board Note See parts list for details of circuit board component parts 2NAK8 WF46250 F F F F to GHL88M CN3 Component Side...

Page 33: ...TEST PROCEDURE 1 When the test program is started TEST will be displayed on the LCD 2 Press the or button of the number buttons to select a test program item 3 Press the START STOP button to execute t...

Page 34: ...ES L less than 70 0 dBu PHONES R 70 0 dBu dBu dBm Connect the level meter with a JIS C filter to the PHONES OUTPUT jack 33 ohm load Set the MASTER VOLUME at maximum and check the output level 1 kHz si...

Page 35: ...OK OK MIDI OK NG MIDI NG Checks the ROM that is connected to the CPU The test result appears on the LCD Check that the LCD displays Rom OK It takes about 20 seconds OK Rom OK NG Rom NG Check the RAM t...

Page 36: ...0 TENKEY EXIT BANK MEMORY REGIST 1 REGIST 2 PORTABLE GRAND SPLIT DUAL HARMONY DEMO Dial Up Dial Down File Menu File Excute P A T MusicDataBase Function Lyrics Score Chord Finger Lesson L Lesson R Les...

Page 37: ...ly holding the highest white key on the keyboard and the three highest black keys Flash Clear To clear data backed up to the internal flash memory panel user setting registration memory user songs sty...

Page 38: ...onnect a USB flash memory to the USB TO DEVICE terminal being careful to insert it with the proper orientation Check that the file control icon is shown in the MAIN display No sound will be produced i...

Page 39: ...this point to cancel the operation If you format a USB flash memory that already contains data all of the data will be erased Be careful not to erase important data when using the format function Pre...

Page 40: ...cancel the save operation at this point by pressing the button Press the EXECUTE button again or the button and the save operation will begin The user song will be stored to the USER FILE folder in th...

Page 41: ...Press the EXECUTE button The display prompts you for confirmation You can cancel the load operation at this point by pressing the button Press the EXECUTE button again or the button and the load opera...

Page 42: ...o o Bank Select 1 11 84 x 1 o 6 38 o o Data Entry 7 10 o o Control 64 o o Sustain 71 x 1 o Harmonic Content Change 72 o o Release Time 73 x 1 o Attack Time 74 x 1 o Brightness 91 93 o o Effect Depth 9...

Page 43: ...or MIDI Master Tuning The default value of mm and ll are 08H and 00H respec tively Any values can be used for n and cc Reverb Type F0H 43H 1nH 4CH 02H 01H 00H mmH llH F7H mm Reverb Type MSB ll Reverb...

Page 44: ...export model 220V I Indonesian model N X General export model J Japanese model Y Export model K Korean model The numbers in QTY shows quantities for each unit The parts with in Part No are not availab...

Page 45: ...330 30 20 480 440 30 80 90 70 540 160 50 40 60 U120 U140 U120a U90 10 U130 U130 U30 U40 U10 U100 180 480 100 110 120 150 130 290 290a 320 330 530 325 400 140 550 170 210 250 480 430 430 432 A2a A1b A...

Page 46: ...ng Circuit Board Grease Encoder Knob Knob V Push Knob Cushion Cushion Circuit Board Lower Case Assembly Bottom Board Cushion Cushion Sponge Front Rail Angle Keyboard Assembly Bind Head Tapping Screw B...

Page 47: ...crew 1 PB Escutcheon Assembly Adhesive Tape Edge Cloth Edge Cloth Edge Cloth ACCESSORIES Music Rest CD ROM Foot Pedal AC Adapter AC Adapter AC Adapter AC Adapter Chinese Guide Sheet Stand Pipe Assembl...

Page 48: ...ST Bind Head Tapping Screw 1 Side Board Assembly R Angle Bracket ST Bind Head Tapping Screw 1 Stand Rail Assembly Angle Bracket Bind Head Tapping Screw 1 Stand Base Screw Set Screw Set Special Nut Tr...

Page 49: ...DGX 620 YPG 625 6 LOWER CASE ASSEMBLY 40 40 20 20 L35 L35 L60 L30 L10 10 L55 L55 L40 L40 30 30a 30c 30b 70 70 70 L60 L35 L35 Keyboard assembly See page 8 Lower case sub assembly L70 L20 L20 L70 L70...

Page 50: ...Case Sub Assembly Speaker Connector Assembly Sponge Sponge Sponge Bind Head Tapping Screw B Adhesive Tape Adhesive Tape Lower Case Sub Assembly Lower Case Holder Foot Foot Seal Tape Cushion Cushion Bi...

Page 51: ...230 230c 230d 230d 230b 230a 260 270 270 270 270 20a 20b 20b 30a 70a 70a 30a 30 70 20 20 30 60 70 20a 80a 80 80b 40a 40 50 50a 50b 40b 30b 30b 70b 70b 60b 60a 260 260 210 200 200 200 200 200 200 200...

Page 52: ...tuate Rubber Black Key Assembly Black Key Rubber Hammer Assembly White Key Hammer Assembly White Key Hammer Assembly White Key Hammer Assembly White Key Hammer Assembly Black Key Hammer Assembly Black...

Page 53: ...Upper Pedal Cover Lower Pedal Cover Lower Pedal Cover Pedal Spring Upper Cover Mat Lower Cover Mat Switch Assembly Felt Cord Fiber Washer Tube Special Screw Pan Head Screw Grease Felt IN PLASTIC BAG M...

Page 54: ...ra Cap Semiconductive Cera Cap Semiconductive Cera Cap Electrolytic Cap Electrolytic Cap Electrolytic Cap Electrolytic Cap Mylar Capacitor Mylar Capacitor Mylar Capacitor Mylar Capacitor Mylar Capacit...

Page 55: ...ire Trap FFC Connector Cable Holder Cable Holder Cable Holder Cable Holder Base Post Connector Wire Trap Connector FFC Cable Holder Cable Holder Cable Holder Cable Holder Cable Holder Cable Holder Cab...

Page 56: ...ramic Capacitor CH chip Ceramic Capacitor F chip Ceramic Capacitor SL chip Ceramic Capacitor F chip Ceramic Capacitor F chip Ceramic Capacitor F chip Ceramic Capacitor F chip Electrolytic Cap chip Cer...

Page 57: ...pacitor SL chip Ceramic Capacitor F chip Ceramic Capacitor F chip Electrolytic Cap chip Ceramic Capacitor F chip Electrolytic Cap chip Electrolytic Cap chip Ceramic Capacitor F chip Ceramic Capacitor...

Page 58: ...stor chip Carbon Resistor chip Carbon Resistor chip Carbon Resistor chip Carbon Resistor chip Carbon Resistor chip Carbon Resistor chip Carbon Resistor chip Carbon Resistor chip Carbon Resistor chip C...

Page 59: ...gital Transistor Quartz Crystal Unit Quartz Crystal Unit Circuit Board Wire Trap Diode Diode Circuit Board Wire Trap Diode Diode Diode Circuit Board Wire Trap FFC Connector Wire Trap Diode Diode Circu...

Page 60: ...00 V2547100 V2548200 V2548200 X0159A00 X7430A00 WG299100 NB037130 Carbon Resistor Carbon Resistor Carbon Resistor Carbon Resistor Carbon Resistor Speaker Speaker LCD Switch Assembly 150 0 1 6J 26TP 27...

Page 61: ...R 28CC1 2001000273 28CC1 2001000273 LCD Assembly LCD BACK LIGHT BA33BC0FP X5889A00 REGULATOR 3 3V 1 2 3 1 INPUT 2 GND 3 OUTPUT DM IC902 BA50BC0T X5887A00 REGULATOR 5V 1 2 3 1 INPUT 2 OUTPUT 3 GND AM...

Page 62: ...1000273 3 28CC1 2001000275 1 ENC to DM CN601 Page1 A 5 to DM CN602 Page1 A 6 FUNCTION MENU EXECUTE LYRICS LESSON R MEMORY REC MEMORY 4 A B REPEAT START STOP SCORE TENKEY 1 TENKEY 2 TENKEY 3 EXIT SONG...

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