Yamaha Rmx 1 Manual

RM1x
11
Ô HG73C205FD 
(XU947A00) SW X000 TONE GENERATOR
PIN
NO.N AME I /O FUN CTI ONPIN
NO.N AME I /O FUN CTI ON1 ICN I Initial  c lear 85 CMA3 O Progr am ad dres s  b us2 RFC LKI I PLL  Cloc k 86 CMA8 O Progr am ad dres s  b us3 TM2 I PLL  Control 87 CMA2 O Progr am ad dres s  b us4 AVD D_PLL Power  s upply 88 CR D O re ad s ignal5 AVSS_PL L Gro und 89 CMA1 O Progr am ad dres s  b us6 MODE0 I SW X d ua l mod e 90 CU B O high  by te  effec tive  sig nal7 VCC7 Power  s upply 91 VCC9 1 Power  s upply8 GND...

RM1x
12
Ô HG73C201FD 
(XT890A00) SWX00 TONE GENERATOR
PIN
NO.N AME I /O FUN CTI ONPIN
NO.N AME I /O FUN CTI ON1 ICN I Initial c lear 85 CMA3 O2 RFC LKI I PLL Cloc k 86 CMA8 O3 TM2 I PLL Control 87 CMA2 O4 AVD D_PLL Power  s upply 88 CR D O re ad s ignal5 AVSS_PL L Gro und 89 CMA1 O Progr am ad dres s  b us6 MODE0 I Mode se t 90 CU B O high by te  effec tive sig nal7 VCC7 Power  s upply 91 VCC9 1 Power  s upply8 GND 8 Gro und 92 GHN D92 Gro und9 XIN I crystal oscillator 93 CS1 O CS  signal10 XOUT O...

RM1x
13
Ô SH7014 
(XT437A00) CPU
PIN
NO.NAME
I /O FUN CTI ONPIN
NO.N AM E I /O FUN CTI ON
1 PE14 O Port E 57 D11I/O2 PE15 O
Port E58 D10 I/O Data bus
3VSS I Ground 59D9I/O4A0 O 60D8I/O5 A1 O 61 VSS I Ground6A2 O 62D7I/O7 A3 O 63 D6 I/O Data bus8A4 O 64D5I/O9 A5 O 65 VCC I Power supply10A6 O 66D4I/O11 A7 O Address bus 67 D3 I/O12 A8 O 68 D2 I/O Data bus13A9 O 69D1I/O14 A10 O 70 D0 I/O15 A11 O 71 VSS I Ground16 A12 O 72 XTAL I CLK17 A13 O 73 MD3 I Mode c ontrol18 A14 O 74 EXTAL I CLK19 A15 O 75 MD2 I Mode...

RM1x
14
ÔHD63266F (XI 939A00) FDC (Floppy Disk  Controller)PIN
NO.N AM E I /O FUN CTI ONPIN
NO.N AM E I /O FUN CTI ON
1 8//5 I Data transmis sion  speed 33 /TRKO I Track  00 signal2 XTALSET I Clock selec t 34 /INDEX I Index s ignal3 /RESET I Res t 35 /RDATA I Read data input from FDD4 E//RD I Enable/Read 36 XTAL25 RW//WR I Read/write/Write 37 EXTAL2 Clock6 /CS I Chip s elect 38 NC7 /DACK I DMA acknowledge 39 XTAL18 RS0 I Register select 40 EXTAL1 Clock9 RS1 I 41 VSS410 VSS1 42 VSS5 Ground11 VSS2 Ground...

RM1x
15
Ô
 SED1335F0B
 (XQ595A00) LCDC (LCD Controller)
PIN
NO.N AME I /O FUN CTI ONPIN
NO.N AME I /O FUN CTI ON
1 VA5 O 31 X D2 O2 VA4 O 32 XD1 O Data bus output for 4 bit dot3 VA3 O VRAM address bus 33 XD0 O4 VA2 O 34 XECL O S driver enable, chain clock5 VA1 O 35 XSCL O Data bus  shift clock6 VA0 O 36 V ss - Gr ound7 /VWR O VRAM  read/write 37 LP O X  driver latch pulse8 /VCE O Memory c ontrol 38 WF O Frame  signal for X/Y driver9 / VR D - N ot  us ed 3 9 Y DI S OPower down signal for  displaying off...

RM1x
16 

19 RM1x
28CA1-8812706 

RM1x
20
•  DM Circuit Board
Ú2 Component side
DM:2NA-V260480
to LCD Back light to FDD to MVR CN6
MIDI-OUT MIDI-IN CONTRASTFOOT SWOUTLET/R OUTLET/L-MONO PHONES DC IN STAND BY/ON
to LCD to PN-CN4 to PN-CN5
to FDD UNIT to PN-CN4 to PN-
CN1 

21 RM1x
Patternside
•  DM Circuit Board 

RM1x
22
•  PN 1/3Circuit Board
to DM-CN4Component side
to DM-CN5to DM-CM3 to DM-CN1
Note: See parts list for details of circuit board component parts.
See PANEL SWITCH TABLE on C2 of OVERALL CIRCUIT
DIAGRAM.