Roland TR808-M Installation Manual page 8

TR808 TR808 TR808 TR808- - - - M M M M
used are clearly marked on the board by graphical symbols. Transistors have
always three leads, the middle one is always collector (C) with emitor (E) and basis
(B) on its sides (pic. 4-1).
Individual cores of the flat multi-core cable are numbered from 1 to 20. Cable
number 1 has different color (red). Soldering pads for individual cables on the TR-
808's main board are described on the picture 4-2 and following table. Pictures 4-3 to 4-19 depict
soldering pads in detail, pic. 4-20 is showing the finished connection of the cables to TR-808's board.
Wire Nr. Signal name
1 Bass Drum Trig
2 Snare Drum Trig
3 Low Tom / Low Conga Trig
4 Mid Tom / Mid Conga Trig
5 High Tom / High Conga Trig
6 Rim Shot / Claves Trig
7 Hand Clap / Maracas Trig
8 Cow Bell Trig
9 Cymbal Trig
10 Open Hi-Hat Trig
No part of this publication may be reproduced in any form without the written permission of CHD Elektroservis.
Table – Soldering pads on TR-808's board
Solder pad
collector of Q40
collector of Q46
collector of Q51
collector of Q54
collector of Q57
collector of Q60
collector of Q29
collector of Q5
collector of Q6
collector of Q7
Copyright © 2010 CHD Elektroservis. All rights reserved.
MIDI Interface For Roland TR- - - - 808 MIDI Interface For Roland TR MIDI Interface For Roland TR MIDI Interface For Roland TR
Pic. Nr.
4-3
4-4
4-5
4-6
4-7
4-8
4-9
4-10
4-11
4-12
8
Model 8- - - - 448 ver. 3.2 Model 8 448 ver. 3.2
Model 8 Model 8 448 ver. 3.2 448 ver. 3.2
Note
colored wire
808 808 808