Kurzweil K1000SE Components
Table of Contents
Headers & Harnesses
Diagrams created with WireViz.
Power Block <-> Transformer
connectors:
Power Block Mains:
pinout: [Hot, Neutral]
Power Block J2:
pinout: [P2-1, P2-2, P2-3, P2-4, P2-5, P2-6, P2-7, P2-8, P2-9]
Transformer:
pinout: [GND, 100Vac, 120Vac, 220Vac, 240Vac]
Power Switch:
pinout: [A, B]
Voltage Selector:
pinout: [100Vac, 120Vac, 220Vac, 240Vac, Input]
cables:
W1:
colors: [WH, BU, GN, YE, OG]
Power Block Traces:
colors: [BU, GN, YE, OG]
Power Block Trace:
colors: [BK]
W2:
colors: [GY,BN]
connections:
-
- Transformer: [1,2,3,4,5]
- W1: [1-5]
- Power Block J2: [1,3,4,6,7]
-
- Voltage Selector: [1-4]
- Power Block Traces: [1-4]
- Power Block J2: [3,4,6,7]
-
- Voltage Selector: [5]
- Power Block Trace: [1]
- Power Block Mains: [1]
-
- Power Switch: [1]
- W2: [1]
- Power Block J2: [9]
-
- Power Switch: [2]
- W2: [2]
- Power Block Mains: [2]
Transformer <-> PSU
connectors:
Transformer:
pinout: [5Vac, GND, 5Vac, 12Vac, GND, 12Vac]
PSU J1:
pinout: [5Vac, GND, 5Vac, 12Vac, GND, 12Vac]
cables:
W1:
colors: [RD, BK, RD, BN, GY, BN]
connections:
-
- PSU J1: [1-6]
- W1: [1-6]
- Transformer: [1-6]
PSU <-> Audio Controls
PSU Schematic | Volume Slider Schematic
connectors:
PSU J4:
pinout: [' ', ' ', ' ', GND, GND, +5Vdc, +5Vdc, -12Vdc, +12Vdc, ' ', GND, ' ', -12Vdc]
Audio Board J-PS:
pinout: [+5Vdc, +5Vdc, GND, GND, ' ']
Audio Board J-AN:
pinout: [3.2Vdc, 3.2Vdc, AN0 (Pitch Bender Signal), AN1 (Mod Wheel Signal), AN2 (Data Slider Signal), AN3, GND, GND]
Main Board J15:
pinout: [' ', ' ', ' ', GND]
Volume Slider J2:
pinout: [GND, RIGHT, LEFT, GND, -12Vdc, +12Vdc]
Headphone Jack:
pinout: [SLEEVE, TIP, RING]
Input Wheels Junction:
pinout: [-12Vdc, 'Pitch Bender Signal', 'Mod Wheel Signal',' ',' ']
Mod Wheel:
pinout: [-12Vdc, WIPER, ' ']
Pitch Bender:
pinout: [-12Vdc, WIPER, ' ']
Data Slider:
pinout: [3.2Vdc, WIPER, GND]
cables:
Audio Board Power:
colors: [RD, RD, BK, BK]
Data Slider Pigtail:
colors: [OG, BU, BK]
Headphone Output:
colors: [BK, RD, WH]
Input Wheels:
colors: [BN, YE]
Input Wheels Power/Reference (+) - UNCONFIRMED:
colors: [BK]
Input Wheels Power/Reference (-):
colors: [OG]
Main Board J15 Pigtail:
colors: [WH, BK]
Mod Wheel Pigtail:
colors: [BU, YE, RD]
Pitch Bender Pigtail:
colors: [BU, GN, RD]
Volume Slider Power/Reference:
colors: [BK, VT, BU]
connections:
-
- Audio Board J-PS: [1-4]
- Audio Board Power: [1-4]
- PSU J4: [7,6,5,4]
-
- Volume Slider J2: [4-6]
- Volume Slider Power/Reference: [1-3]
- PSU J4: [11,13,9]
-
- Volume Slider J2: [1-3]
- Headphone Output: [1-3]
- Headphone Jack: [1-3]
-
- Main Board J15: [1,4]
- Main Board J15 Pigtail: [1,2]
- Audio Board J-AN: [6,7]
-
- Input Wheels Junction: [5]
- Input Wheels Power/Reference (+) - UNCONFIRMED: [1]
- Main Board J15: [3]
-
- Input Wheels Junction: [1]
- Input Wheels Power/Reference (-): [1]
- PSU J4: [8]
-
- Pitch Bender: [1-3]
- Pitch Bender Pigtail: [1-3]
- Input Wheels Junction: [1,2,5]
-
- Mod Wheel: [1-3]
- Mod Wheel Pigtail: [1-3]
- Input Wheels Junction: [1,3,5]
-
- Input Wheels Junction: [2,3]
- Input Wheels: [1,2]
- Audio Board J-AN: [3,4]
-
- Data Slider: [1-3]
- Data Slider Pigtail: [1-3]
- Audio Board J-AN: [2,5,8]
PSU <-> CPU
connectors:
PSU J2:
pinout: [+5V (Backup), PCK, RESET, GND (Digital), GND (Digital), +5V, +5V, +12V, GND (Analog), -12V]
CPU J4:
pinout: [GND (Digital), GND (Digital), +5V, +12V, -12V, GND (Analog), +5V (Backup), +5V, PCK, RESET]
cables:
W1:
wirecount: 10
colors: [BK, BK, RD, BU, OG, BK, RD, RD, VT, YE]
connections:
-
- CPU J4: [1-10]
- W1: [1-10]
- PSU J2: [4,5,6,8,10,9,1,7,2,3]
Chips
Position | Part Number | Description | Mount | Picture |
---|---|---|---|---|
U1 | M74LS244P | Octal Buffer / Line Driver | Fixed | Picture |
U2 | M74LS273P | Octal Flip Flop | Fixed | Picture |
U3 | SN74S04N | Hex Inverters | Fixed | Picture |
U4 | M74ALS32P | Quad 2-Input Positive OR Gates | Fixed | Picture |
U5 | M74LS138P | 3-to-8 Decoder / Demultiplexer | Fixed | Picture |
U6 | M74LS04P | Hex Inverters | Fixed | Picture |
U7 | 74F112PC | Dual JK LE Flip Flop | Fixed | Picture |
U8 | PALC22V10-35PC | CMOS Programmable Array Logic | Socket | Picture |
U9 | M74LS244P | Octal Buffer / Line Driver | Fixed | Picture |
U10 | M5216 | Dual Op-Amp | Fixed | Picture |
U11 | M74LS244P | Octal Buffer / Line Driver | Fixed | |
U12 | M74LS244P | Octal Buffer / Line Driver | Fixed | Picture |
U13 | 74F08PC | Quad 2-Input AND Gate | Fixed | Picture |
U14 | M74ALS151AP | 1-of-8 Data Selector / Multiplexer | Fixed | Picture |
U15 | M74ALS32P | Quad 2-Input Positive OR Gates | Fixed | Picture |
U16 | KMS66000101A | Arnold Chip (KMS Proprietary?) | Socket | Picture |
U17 | MC68000P10 | 10MHz CPU | Fixed | |
U18 | C4072C | J-FET Input Dual Op-Amp | Fixed | Picture |
U19 | D43256AC-15L | 32K RAM | Fixed | Picture |
U20 | ||||
U21 | M5M27C101K-2 | Software Engine EPROM (HI) | Socket | |
U22 | ||||
U23 | M74LS244P | Octal Buffer / Line Driver | Fixed | Picture |
U24 | M74LS244P | Octal Buffer / Line Driver | Fixed | Picture |
U25 | 74F175PC | Quad D-Type Flip-Flop | Fixed | Picture |
U26 | 74F374PC | Octal D-Type Flip-Flop with 3-STATE Outputs | Fixed | Picture |
U27 | M74ALS02P | Quad 2-Input Positive NOR Gate | Fixed | Picture |
U28 | SN74S04N | Hex Inverters | Fixed | Picture |
U29 | KMS66000101A | Arnold Chip (KMS Proprietary?) | Socket | Picture |
U30 | D43256AC-15L | 32K RAM | Fixed | Picture |
U31 | ||||
U32 | M5M27C101K-2 | Software Engine EPROM (LO) | Socket | |
U33 | ||||
U34 | M74LS245P | Octal Bus Transciever | Fixed | |
U35 | M74LS244P | Octal Buffer / Line Driver | Fixed | Picture |
U36 | M74LS244P | Octal Buffer / Line Driver | Fixed | Picture |
U37 | M74ALS244AP | Octal Buffer / Line Driver | Fixed | Picture |
U38 | ||||
U39 | M74LS245P | Octal Bus Transciever | Fixed | Picture |
U40 | M74LS244P | Octal Buffer / Line Driver | Fixed | Picture |
U41 | M74LS257AP | Quad Multiplexer | Fixed | Picture |
U42 | M74LS257AP | Quad Multiplexer | Fixed | Picture |
U43 | M74LS257AP | Quad Multiplexer | Fixed | Picture |
U44 | Picture | |||
U45 | M74LS02P | Quad 2-Input NOR Gate | Fixed | Picture |
U46 | ||||
U47 | ||||
U48 | HD63B40P | 2MHz Programmable Timer Module | Fixed | |
U49 | M74ALS138P | 3-to-8 Decoder / Demultiplexer | Fixed | Picture |
U50 | A00100Y-02 | Sound EPROM (Stock) / Daughter Board Connection | Socket | Picture |
U51 | A00200Y-02 | Sound EPROM (Stock) | Socket | Picture |
U52 | [Empty] | Sound EPROM (Upgrade) | Socket | Picture |
U53 | [Empty] | Sound EPROM (Upgrade) / Daughter Board Connection | Socket | Picture |
U54 | A00100Z-03 | Sound EPROM (Stock) | Socket | Picture |
U55 | A00200Z-03 | Sound EPROM (Stock) / Daughter Board Connection | Socket | Picture |
U56 | [Empty] | Sound EPROM (Upgrade) | Socket | Picture |
U57 | [Empty] | Sound EPROM (Upgrade) | Socket | Picture |
U58 | A00100X-01 | Sound EPROM (Stock) | Socket | Picture |
U59 | A00200X-01 | Sound EPROM (Stock) | Socket | Picture |
U60 | [Empty] | Sound EPROM (Upgrade) | Socket | Picture |
U61 | [Empty] | Sound EPROM (Upgrade) | Socket | Picture |
U62 | C4570C | Dual OpAmp | Fixed | Picture |
U63 | C4570C | Dual OpAmp | Fixed | Picture |
U64 | M74LS74AP | Dual D-Type Positive Flip-Flops | Fixed | Picture |
U65 | PCM56P | 16-bit DAC | Socket | Picture |
U66 | PCM56P | 16-bit DAC | Socket | Picture |
U67 | MC68B50P | Asynchronous Communications Interface Adaptor | Fixed | |
U68 | M74LS367AP | Hex Bus Driver | Fixed | |
U69 | ||||
U70 | M74LS165AP | 8-Bit Parallel-In Serial-Out Shift Register | Fixed | Picture |
U71 | ||||
U72 | ||||
U73 | ||||
U74 | ||||
U75 | ||||
U76 | ||||
U77 | ||||
U78 | ||||
U79 | ||||
U80 | ||||
U81 | ||||
U82 | ||||
U83 | ||||
U84 | ||||
U85 | ||||
U86 | ||||
U87 | ||||
U88 | ||||
U89 | ||||
U90 | ||||
U91 | ||||
U92 | ||||
U93 | ||||
U94 | ||||
U95 | ||||
U96 | ||||
U97 | ||||
U98 | ||||
U99 | ||||
U100 | ||||
U101 | ||||
U102 | MC68B50P | Asynchronous Communications Interface Adaptor | Fixed |