Alesis QS Series Service Manual page 95

Qs series 64 voice keyboards and rack mount synths
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Memory Mapped, 10, 11, 12
Memory mapping, 10
microprocessor, v, 8, 10, 11, 27, 82
MIDI, 5, 8, 9, 10, 11, 17, 20, 21, 22, 27, 33, 34, 36,
37, 41, 42, 43, 44, 45, 46, 48, 49, 50, 51, 68, 72,
75, 76, 79, 82, 83
MIX, 11, 27, 42, 43, 44, 45, 49, 50, 51, 52, 57, 58, 59,
60, 61, 62, 64, 65, 68, 72, 79
MOD, 9, 10, 21, 53, 54, 56, 68, 72, 73, 78, 79, 80
modulation, 12, 60, 62, 63, 66, 67, 68, 71, 72, 79
Moisture, iii, iv
multiple resets, 10
mute, 8, 9, 10, 56, 83
Muting, 8
N
negative, 8, 38, 83
noise, v, 8, 9, 16, 23, 83
note value, 11
O
operation, ii, 1, 7, 8, 21
OPT_IN, 12
optical, 11, 12, 22, 71, 75, 78, 82
opto isolated, 10
opto isolator, 10
oscilloscope, 8
output filtered, 7
P
P4, 7, 68, 75, 83
PC, v, 9, 11, 17, 18, 19, 20, 21, 22, 27, 75, 83
PC/MAC, 9, 17, 18, 19, 21, 22, 27
PCMCIA, 9, 11, 20, 22, 32, 33, 35, 36, 45, 46, 71, 72,
75, 76, 78, 80, 83
pedals, 10, 50
piano keys, 3
piano weighted, 3, 83
PITCH, 9, 10, 11, 12, 21, 22, 23, 33, 36, 49, 50, 51,
53, 54, 56, 57, 59, 60, 61, 62, 63, 64, 67, 68, 71,
72, 73, 78, 79, 80, 82
play, 8, 11, 22, 23, 27, 82
playback, 11, 22
port, 9, 10, 17, 18, 19
Ports, 9, 10
positive, 8, 38, 62, 66, 83
Power Cord, iv
power down, v, 9, 38
power grid, 7
power supply, iv, v, 7, 9, 16, 83
power switch, 7
Power Up, 8, 9, 10, 20, 38, 83
pre production, 5
processor, 9, 10, 12, 13, 16, 17, 18, 29
PROGRAM, 11, 41, 42, 43, 44, 45, 46, 48, 49, 50, 51,
52, 53, 68, 72, 79
pullups, 18
PUP, 8, 83
Q
Q1, 8, 69, 74, 77, 81
Q2, 8, 68, 69, 72, 76, 79
Q3, 8, 74, 77, 81
Q4, 7, 8
Q5, 10
Q6, 10
Q7, 7, 19, 67, 68, 71, 72, 73, 74, 75, 76, 77, 78, 79,
80, 81
QS, 22, 23
QS Series, ii, 5, 8, 9, 12, 14, 16, 20, 25, 83
QS6, 1, 3, 7, 8, 11, 17, 19, 23, 26, 32, 33, 34, 41, 42,
43, 44, 45, 46, 47, 48, 52, 53, 67, 87
QS7, 1, 3, 4, 7, 8, 11, 12, 17, 23, 24, 25, 26, 33, 35,
36, 37, 38, 71, 87
QS8, 1, 3, 4, 7, 8, 11, 12, 14, 15, 22, 23, 26, 33, 36,
38, 78, 87
QSR, 1, 5, 6, 7, 8, 11, 12, 19, 21, 23, 25, 38, 67, 68,
69, 71, 72, 73, 75, 76, 78, 80
Quadrasynth, 22
R
R.F. Filtered, 8
R.F.I., 7, 83
R1, 7, 10, 69, 74, 76, 77, 81
R10, 18, 33, 36, 37, 77
R12, 8, 70, 77
R13, 8, 74, 77, 81
R18, 8, 77
R19, 8, 74, 77, 81
R2, 7, 8, 10, 33, 36, 74, 81
Alesis QS Series Keyboards Service Manual V1.00
R20, 8, 74, 77, 81
R21, 8, 69, 74, 77, 81
R22, 10, 77
R24, 18, 33, 36, 37, 74, 77, 81
R25, 18, 33, 36, 37, 70, 77
R26, 18, 74, 77, 81
R27, 18, 33, 36, 37, 69, 74, 81
R28, 18, 33, 36, 37, 69, 77
R3, 8, 33, 36, 77
R30, 18, 77
R31, 8
R32, 8
R35, 10, 69, 74, 77, 81
R36, 10, 74, 77, 81
R37, 10, 33, 36, 74, 77, 81
R38, 10, 74, 77, 81
R39, 10, 74, 77, 81
R40, 10, 74, 77, 81
R41, 10, 18, 74, 77, 81
R42, 10, 74, 77, 81
R45, 10, 11
R48, 8, 74, 81
R49, 8, 10, 33, 36, 77
R50, 8, 10, 18, 74, 77, 81
R51, 8, 10, 77
R52, 10, 77
R53, 10
R55, 11
R6, 1, 18, 33, 36, 37, 70, 74, 81
R60, 10, 74, 77, 81
R61, 10, 74, 77, 81
R62, 10, 74, 77, 81
R63, 10, 77
R67, 18, 77
R7, 18, 33, 36, 37, 69
R71, 18, 74, 77, 81
R72, 18, 74, 81
R73, 18, 33, 36, 74, 77, 81
R74, 18, 74, 77, 81
R8, 18, 74, 77, 81
R80, 18, 74, 77, 81
R81, 18, 74, 77, 81
R82, 18, 77
R83, 18, 74, 77, 81
R84, 18
R85, 18, 74, 77, 81
R86, 18, 74, 81
R87, 18, 74, 76, 81
R9, 18, 33, 36, 37, 69, 74, 81
R93, 18, 74, 81
R94, 18, 74, 81
R95, 18, 74, 81
R96, 18, 74, 81
R97, 18
rack mount, 1, 5, 12, 21, 23, 83
RAM, 10, 83
RAS, 12
Rate, 11, 13, 17, 19, 21, 27, 47, 53, 82
raw supply, 9, 10, 38
RC circuit, 8
RD, 9, 13, 33, 36
ReaD, ii, iv, 9, 10, 12, 13, 21, 47, 82, 83
Read Enable, 9, 13
receive, 9, 10, 11, 19, 20, 22
Receive Serial Data, 9
rectified, 7
reference designators, 1
Reference Manuals, ii, 1
regulated, 7, 9, 83
repair, ii, iii, v, 1, 23
RES, 9, 69, 70, 73, 74, 76, 77, 80, 81
reset, v, 8, 9, 10, 49
Resetting, 27
REV A, 27
reverse bias, 10
revision, 1, 3, 5, 32, 33, 34, 35, 36, 37, 48, 87
right, ii, 7, 8, 16, 17, 21, 33, 34, 36, 37, 58, 59, 65, 68,
72, 73, 78, 79
ripple, 9, 10
ROM, 10, 11, 12, 20, 21, 30, 52, 53, 69, 71, 74, 75,
77, 78, 81, 83
Row Address Strobe, 12
ROW0-7, 13
RST, 8, 9, 10
RXD, 17, 18, 19
RXD1, 9
RXD2, 9
S
S1, 7, 77
S4, 1, 52, 53, 68, 72, 76, 79, 83
S5, 1, 68, 72, 79, 83
S6, 1, 10, 16, 24, 41, 67, 68, 69, 71, 72, 73, 75, 76,
78, 79, 80, 83, 87
86
S9, 1, 68, 69, 72, 73, 76, 78, 80, 83
Sample, 11, 12, 53, 56, 82
samples, 11, 12, 47
saturation, 8
schematics, 1, 3, 5, 87
Schmidt Trigger, 10
SDATA, 16, 17
Self Test, v, 20, 21, 22, 27
send, 9, 10, 11, 19, 20, 22, 57, 58, 59, 60, 61, 62, 63,
64, 65, 66
Serial, 9, 11, 16, 17, 18, 19, 20, 21, 22, 27, 67, 71, 75,
78, 83
serial data, 16, 17
Serial I/O, 11, 17
Service Center, ii, iii, iv
SG ASIC, 11, 12, 27, 28, 32, 35
signal processing, 12
slidepot, 7
Slider, 1, 3, 7, 8, 9, 67, 68, 69, 71, 72, 73, 78, 79, 80,
87
SMUTE, 9, 16, 17
SOE, 12
software, v, 1, 8, 9, 10, 11, 17, 19, 20, 21, 39, 42, 44,
48, 51, 57, 68, 72, 75, 76, 79, 82
software histories, 1, 40
SOUND CARD, 27
Sound Cards, 12, 83
sound engine, 3, 5
sound generation, 11
SOUND ROM, 11, 12, 21, 27, 30
spring, 13, 14, 26, 68, 72, 79
SRAM, 7, 20, 21, 27, 30, 69, 73, 76, 80, 83
standby supply, 7
Start, 11
stereo jack, 8
stereo output, 7
string, 14
studio, 3, 5
suggestions, ii, iv
supply filters, 7
SUS, 9
SW1, 19, 70, 74, 81
SW2, 7, 70, 76
switch, 7, 8, 9, 13, 18, 19, 21, 27, 68, 70, 74, 76, 77,
81
SWR, 12
synthesizers, 1
Sys-Ex, 8, 20, 22, 41, 83
T
test, v, 20, 21, 22, 27
threshold, v, 8, 9, 10, 65
THRU, 11, 27, 33, 34, 36, 37, 57, 59, 64
time delay, 8, 10
timing, 8
Trademarks, ii
transformer, v, 7, 27, 71, 72, 78, 79
transformers, 7, 83
transistor, 7
transistors, 8
Transmit Serial Data, 9
troubleshoot, 8, 21, 23, 82
troubleshooting, v, 1, 8, 9, 20, 22, 23, 25, 27
TXD, 17, 18, 19
TXD1, 9
TXD2, 9
U
U10, 7, 17, 67, 72, 76, 79
U11, 11, 16, 68, 71, 76, 78
U12, 16
U12D, 17
U14, 10, 27, 69, 73, 75, 80
U14D, 17
U16, 8, 69, 73, 77, 80
U17, 8, 11, 19, 69, 74, 75, 77, 81
U18, 8, 17, 69, 72, 74, 77, 79, 81
U18A, 11
U18B, 16
U19, 8, 27, 68, 74, 76, 81
U19A, 10
U19B, 10
U19C, 11
U19D, 11
U19E, 10
U2, 17, 69, 73, 76, 80
U20A, 19
U21, 8, 69, 73, 76, 80
U24A, 18
U24B, 18
U24C, 18
U24D, 19
U25A, 19
11/19/06

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