Samplers ⇝ Roland ⇝ Roland S-550

Memory: 1.5 megabytes.
Audio Outs: 8
Audio Ins: 1
Sample Rates: 15 KHz, 12-bit; 30 KHz, 12-bit.
Floppy Disk: 720 KB

"Hacker Mode"
- Once loaded, Press these buttons in this sequential order:
FUNC -> MENU -> [down arrow] -> EXECUTE -> MENU -> 0 -> DEC/NO
- The video monitor now shows "Hacker Mode"
- Press UTILITY, then press MENU to load the new utility menu from disk.
- Click on or cursor over to "THE TEST" and hit ENTER.
- Now you have all the test mode stuff.
- Supposedly in the HACKER mode, the S550 will support standard dump
format (SDX) sound files.

Monitor Connection Pinout
The S-550 uses an 8-pin DIN connector. Although it is similar to the Commodore Amiga video connector, it has a different pinout.
Facing the female connector, if you start numbering clockwise starting with 1 at the 12 o'clock position, the pinout is as follows:
1: Blue
2: Red
3: +5V Output
4: Horizontal Sync
5: Ground
6: Vertical Sync
7: No Connection
8: Green

Firmware: /firmware/S550CD5.ZIP

The sdisk utility is needed to copy the S-550 firmware to a floppy disk. Instructions are included in the zip file.

sdisk: /firmware/sdisk.zip

Specifications

Year Released: 1987

Polyphony: 16 notes

Multitimbral: 16 parts

Screen: 16-character LCD

Power Consumption: 32 watts

Dimensions: 482 mm x 400 mm x 88 mm

Weight: 7.7 kg

This is a 2-space rack unit.

User Demo Videos

Rating

File Downloads

Roland S-550 Manual

Roland S-550 Service Notes

Items for Sale on Reverb

Roland S-550 DIGITAL SAMPLER S-50 rack version w/ system disks ($400)

Roland S-550 Original System Disks ($30)

Roland S-550 ($190.13)

Roland S-550 Digital Sampler incl. 21 Floppy Disks ($399)

Roland S-550 Digital Sampler 1980's ($359)

Roland Users Group Magazine - Vol 7 no 4 - Adrian Belew, D-50/550, U-220, S-550 - 1989 ($10)

Floppy Drive Emulator USB for Roland S-330 S-50 S-550 W-30 Incl. 4000+ disks S330 S50 S550 W30 ($78.75)

Roland Sound Bank for S-550 Sampler Disk #10 1988 ($15)

Roland S-550 Digital Sampler Original Manual ($69)

Roland Sound Bank for S-550 Sampler Disk #3 1988 ($15)

Roland Sound Bank for S-550 Sampler Disk #2 1988 ($15)

Roland Sound Bank for S-550 Sampler Disk #6 1988 ($15)

Roland Sound Bank for S-550 Sampler Vol.4 Disk #7 1988 ($15)

Roland Sound Bank for S-550 Sampler Disk #4 1988 ($15)

Roland Sound Bank for S-550 Sampler Disk #7 1988 ($15)

Roland Sound Bank for S-550 Sampler Disk #4 1988 ($15)

Roland Sound Bank for S-550 Sampler Disk #7 1988 ($15)

Roland Sound Bank for S-550 Sampler Disk #1 1988 ($15)

Roland Sound Bank for S-550 Sampler Disk #6 1988 ($15)

Roland S-550 OS v2.00 Firmware Upgrade EPROM Set ($24.95)

Roland Sound Bank for S-550 Sampler Vol.4 Disk#6 1988 ($15)

Roland Sound Bank for S-550 Sampler Disk #1 1988 ($15)

Roland Sound Bank for S-550 Sampler Vol.3 Disk #7 1988 ($15)

Roland S-550 - Version 2.02 OS Firmware Update Upgrade rom for S550 ($19.07)

Roland S-10 / 50 / 550 / 750 / 770 Set of 10 Pushbuttons front panel Tact Switches Micro Switch ($6.53)

ROLAND S550 - Full set of 25 pushbuttons tact switches - New S-550 Sampler ($14.57)

ROLAND S550 Firmware 2.00 Latest Os Upgrade Update Sampler S-550 Eprom Kit ($19.07)

Floppy Drive Emulator USB for Roland S-760 sampler Incl. 4800+ disks (S-50 S-550 and W-30) S760 ($78.75)

New Version USB Floppy Drive Emulator for Roland S-550 plus 100's of disks & OLED Display, 16GB ($100)

Roland Sound Bank For S-550 Sampler 111 Ride ST 1/112 Bell ST1/113 Ride Rev ST (DK 85) ($45)

Roland Club 50 Master Performance Series for S-770/550 & W-30 Samplers ($34)

Roland RSP-550 Stereo Signal Processor ($499)

Roland Juno-106 MKS W-30 S-330 S550 3-Prong Conversion Outlet Replacement ($11.25)

Power Supply, 9-volt DC, Roland TB-303, TR-505, TR-606, TR-626, MC-202, SH-101, A-500S, SBX-1, BOSS ($19.13)

Roland S550 Diskette fully working - Black ($75)

Roland RSP-550 Owner's Manual [Three Wave Music] ($20)

Roland - Fantom FA76 , EXR-5S , MC-808 ,GW-7 ,VP-550 , Juno-D/G - Power switch ($12.90)

Gator Heavy Duty Nylon Padded Gig Bag fits 4 Octave Synth or Keyboard fits Roland SH-201 JP-8000 VP-550 VP-770 Synthesizer ($49.98)