GEM equinox Manuel utilisateur
11
11
1 ❏❏
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❏
Index
Soldering point.
Male connector.
Female connector.
M/F faston connector.
Test point.
Supply voltage. Logic supply ground.
Analog supply ground.
Chassis ground.
Earth ground.
Flag joined with one or more flags
GENERALMUSICS.p.A.SalesDivision:47842S.GiovanniinMarignano(RN)ITALY-ViadelleRose,12-tel.0541/959511-fax0541/957404
GENERALMUSIContheNET:http://www.generalmusic.com
OpeningandKeyboardDisassemblingInstructions&NOTICE
2
Layout
3
1stand2ndversionBlockDiagrams
5
Cpu&SoundGeneratorMap
6
7
8
ControlsInterface&ControlsPanelBoardSchematics
9
Cpu&SoundGeneratorSchematic(Part1/2)
10
Cpu&SoundGeneratorSchematic(Part2/2)
11
VocalProcessorBoardSchematic&PcbLayout(OptionalAccessory)
12
13
Test&AdjustmentProcedure,SparePartList
14
ControlsPanelPcbReverseLayout,ControlsInterfaceandKeyboardInterfacePcbLayout
4
Cpu&SoundGeneratorPcbLayout
15
16
SERVICE MANUAL
CODE:270217
Warnings
with the same signal name inscribed.
Address
ATTENTION
Observe precautions when handling electrostatic sensitive devices.
Notice
Service must be carried out by qualified personnel only.Any tampering carried out by unqualified personnel during the guarantee period
will forfeit the right to guarantee.
For a correct operation of the instrument, after having switched off, be careful to wait at least 3 seconds before switching on again.
To improve the device's specifications, the schematic diagrams may be subject to change without prior notice.
All components marked by this symbol have special safety characteristics, when replacing any of these components use only
manufacturer's specified parts.
The (µ) micro symbol of capacitance value is substituted by U.
The (
Ω
) omega symbol of resistance value is substituted by E.
The electrolytic capacitors are 25Vdc rated voltage unless otherwise specified.
All resistors are 1/8
Ω
unless otherwise specified.
All switches shown in the "OFF" position. All DC voltages measured to ground with a voltmeter 20KOhm/V.
✔
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Assembly&WiringConnections1stversion
TimingTable
17
18
Assembly&WiringConnections2ndversion
61and76NotesL/RContactBoards,KeyboardInterfaceBoardSchematics
PowerSupply,Phones,Midi&ControlsI/OPcbLayouts
MixerBoardSchematicandPcbLayout2ndVersion
PowerSupply,Phones,Midi&ControlsI/O,AnalogI/OBoardSchematics1stVersion
19
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❏ 22
22
2
APP.
CKD
DRW
REV:
DISK:
DWG#
PRT:
PCB#
GENERALMUSIC S.p.A. ITALY
ALL RIGHTS ARE RESERVED, NO COPIES
WRITTEN CONSENT BY GENERALMUSIC.
OR REPRODUCE THIS DOCUMENT WITHOUT
Boccato
Consorte
Orsetti
550151
65 1/1
30/09/98
Opening Instructions
Keyboard Disassembling Instructions
K1
K2K2
K1
K2
K1
K2
K1
K2
K1
K2
K1
Opening Instructions
Disconnect the instrument from the mains.
To separate the keyboard from chassis, carefully turn the
screws marked by K1
Carefully turn the instrument over and unscrew the screws
bottom chassis from horizontal to vertical, remove the
61 Notes
marked with the arrows.
Hold the chassis (top & bottom) tightly and turn the istru-
ment the right way up, lift off the top chassis as shown
below with care without forcing or disconnecting the cables.
(open the instrument before proceed)
, put it back horizontal, holding
top & bottom chassis move these tightly to the end of your
job table, now unscrew the screws marked with K2
to reassemble the keyboard & the chassis follow the instru-
ctions in reverse order.
Keyboard Separation
K1
K2
K1 K1 K1
K2 K2 K2
K1 K1 K1 K1
K2 K2 K2 K2
76 Notes
Unlock the key appling not much strenght
Note: To remove a sharp key before
you must remove a near natural key.
3
Remove the key return spring
2
1
Keyboard Disassembling Instructions
NOTICE
The EQUINOX keyboard has manufactured in two versions:
The 1st version has a traditional supply (transformer and power supply board with mixer),
The 2nd version has a switching supply (SWT unit and mixer board).
All the keyboard specifications remain the same, unless the mains voltage:
the 1st version has two nominal mains voltages 115Vac-60Hz for U.S.A. or 230Vac-50Hz for CEE & other countries.
the 2nd version accept all mains voltages into the range of 100-230Vac and 50-60Hz.
All the other boards and s.o. software are unchanged between all these versions.
To recognize the models refer to the code imprinted on the rear label:
995155 - 995156 - 995157 - 995158 are the 1st versions,
995167 - 995168 - 995169 - 995170 are the 2nd versions.
33
33
3 ❏❏
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❏
DRW
APP.
CKD
WRITTEN CONSENT BY GENERALMUSIC.
OR REPRODUCE THIS DOCUMENT WITHOUT
ALL RIGHTS ARE RESERVED, NO COPIES
GENERALMUSIC S.p.A. ITALY
PART:
DWG#
DISK:
REV:
PCB#
Consor e
Consor e
Bocca o 550154
23/09/98
65 Layou
1/1
TRANSPOSE
CONTROLLERS
ENVELOPE FILTER LFO
LIBRARIES
ENTER ESCAPE
LAYER1 LAYER2 LAYER3 CLICK
MASTER INPUT LEVEL ATTACK DECAY RELEASE CUT-OFF RESON. DEPTH RATE CONTRAST
GAIN 2GAIN 12221RIGHTLEFT IN 1 OUT 1 THRU 1 IN 2 OUT 2 THRU 2 COMPUTER VOLUME 1 2 DAMPER SCSI
USER
DRAWBARS
9 10111213 1516
OCTAVE SOLO FX OFF
F1 F2 F3 F4
SOUND PERFORM DRUM SAMPLE
MIDISYSTEM DISK
123
654
987
0
UNDO HELP STORENOTEPAD
PERC 4' SLOW FAST
14
23
'
PERC 2
46
29 35 48 49 50 51 52 58 56 57 59
696168 Label: see note on part list
Note: for descriptions and codes refer to Ref column on spare part list above on this manual.
62 63606164656667
5447 55 41 30
53
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❏ 44
44
4
APP.
CKD
DRW
REV:
DISK:
DWG#
PRT:
PCB#
GENERALMUSIC S.p.A. ITALY
ALL RIGHTS ARE RESERVED, NO COPIES
WRITTEN CONSENT BY GENERALMUSIC.
OR REPRODUCE THIS DOCUMENT WITHOUT
BOCCATO
CONSORTE
CONSORTE
550152
65 1/1
18/09/98
EQUINOX 76 NOTES ASSEMBLY &
WIRING CONNECTIONS
1st Version with traditional supply
CN11
TO R CONTACTS BOARD
TO L CONTACTS BOARD
28
CN1
Pcb#315118
30
CN6
Pcb#315014
CN7
CN8
CN3
5
46
CN9
Pcb#315116 CN5
CN7
CN1
CN2
CN4
CN6
CN2
24
CN2
21
32
33 35
34
Pcb#315153
83
Pcb#315163
7
VR11
CN3
CN1
9 10
CN1 CN5
Pcb#315113
CN2
CN6 CN3
CN2
CN1
For part descriptions and codes refer to spare part list above on this manual (REF column).
This drawing shows the 1st version 76 keys with traditional supply, the 61 keys is similar.
PITCH ADJ
Note:
37
36 42
CN4
Pcb#315088
17-18-19
CN1
27
CN4CN3
CN5
CN6 CN7
Pcb#315024 CN1
Pcb#315114
CN6
CN8
CN4
2MB DRAM
CN13
CN3
Pcb#315092/1
CN1 CN5
CN15
CN10
VR1
SIMM18
SIMM17
Pcb#315150
8MB DRAM
2MB DRAM CN16
23
CN3 CN17
CN12
22 25 21 TOUCH
ADJ
AFTER
AFTER
TOUCH
20 26 31
30
CN1
11 12 13
Pcb#315157
CN1
15
14
Pcb#315149
16
38 39 41
40
55
55
5 ❏❏
❏❏
❏
APP.
CKD
DRW
REV:
DISK:
DWG#
PRT:
PCB#
GENERALMUSIC S.p.A. ITALY
ALL RIGHTS ARE RESERVED, NO COPIES
WRITTEN CONSENT BY GENERALMUSIC.
OR REPRODUCE THIS DOCUMENT WITHOUT
BOCCATO
CONSORTE
CONSORTE
550153
65 1/1
18/09/98
EQUINOX 76 NOTES ASSEMBLY &
WIRING CONNECTIONS
2nd Version with switching supply
CN11
TO R CONTACTS BOARD
TO L CONTACTS BOARD
28
CN1
Pcb#315118
30
45
TB1
Pcb#850-9541-M TB2
43
44
CN5
Pcb#315151
CN1
CN2
CN6
CN7
CN3
CN7
CN8
CN4
CN6
CN2
24
CN2
21
32
33 35
34
Pcb#315153
83
Pcb#315163
7
VR11
CN3
CN1
9 10
CN1 CN5
Pcb#315113
CN2
CN6 CN3
CN2
CN1
This drawing shows the 2nd version 76 keys with switching supply, the 61 keys is similar.
For part descriptions and codes refer to spare part list above on this manual (REF column).
PITCH ADJ
Note:
37
36 42
CN4
Pcb#315088
17-18-19
CN1
27
CN4CN3
CN5
CN6 CN7
Pcb#315024 CN1
Pcb#315114
CN6
CN8
CN4
2MB DRAM
CN13
CN3
Pcb#315092/1
CN1 CN5
CN15
CN10
VR1
SIMM18
SIMM17
Pcb#315150
8MB DRAM
2MB DRAM CN16
23
CN3 CN17
CN12
22 25 21 TOUCH
ADJ
AFTER
AFTER
TOUCH
20 26 31
30
CN1
11 12 13
Pcb#315157
CN1
15
14
Pcb#315149
16
38 39 41
40
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❏ ❏
❏ 66
66
6
APP.
CKD
DRW
REV:
DISK:
DWG#
PRT:
PCB#
GENERALMUSIC S.p.A. ITALY
ALL RIGHTS ARE RESERVED, NO COPIES
WRITTEN CONSENT BY GENERALMUSIC.
OR REPRODUCE THIS DOCUMENT WITHOUT
Boccato
Consorte
Consorte
550155
65 1/1
25/09/98
Block Diagram
1st Version with traditional supply APP.
CKD
DRW
REV:
DISK:
DWG#
PRT:
PCB#
GENERALMUSIC S.p.A. ITALY
ALL RIGHTS ARE RESERVED, NO COPIES
WRITTEN CONSENT BY GENERALMUSIC.
OR REPRODUCE THIS DOCUMENT WITHOUT
Boccato
Consorte
Consorte
550165
65 1/1
25/09/98
Block Diagram
2nd Version with switching supply
77
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88
8
99
99
9 ❏❏
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GENERALMUSIC S.p.A. Italy
SCHEMATIC DIAGRAM EQUINOX
Power Supply, Midi & Controls and
Phones Board Pcb Layout
DRW: BOCCATO
APP: PANNELLI REV: 08-10-98
DISK: 65 PART: 1/1CKD: RICCOBELLI
DWG: 315088/116
ALL RIGHTS ARE RESERVED, NO COPIES
OR REPRODUCE THIS DOCUMENT WITHOUT
WRITTEN CONSENT BY GENERALMUSIC.
POWER SUPPLY BOARD (PCB#315116)
MIDI & CONTROLS I/O BOARD (PCB#315088)
PHONES BOARD (PCB#315118)
❏ ❏
❏ ❏
❏ 1010
1010
10
GENERALMUSIC S.p.A. Italy
SCHEMATIC DIAGRAM EQUINOX
Mixer Board and Analog I/O Board Pcb
Layouts
DRW: BOCCATO
APP: PANNELLI REV: 09-10-98
DISK: 65 PART: 1/1CKD: RICCOBELLI
DWG: 315151/163
ALL RIGHTS ARE RESERVED, NO COPIES OR
REPRODUCE THIS DOCUMENT WITHOUT
WRITTEN CONSENT BY GENERALMUSIC.
MIXER BOARD (PCB#315151/2)
ANALOG I/O BOARD (PCB#315163)
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