7.1 1000 Rack P .C. Board Assemblies 7-2
7.2 Miscellaneous Cables and Components 7-2
7.3 Power Supply, 1000 Rack Series 7-3
7.4
1000 Rack CPU Board 7-4
7.5 1000 Rack Front Panel Board 7-6
7.6
1000 Rack Front Panel Board
(EX only) 7-6
7.7 1000 Keyboard Series P.C. Board Assemblies 7-7
7.8 Miscellaneous Components 7-7
7.9 K1000/EGP/Mark III CPU Board 7-8
7.10 K1000/EGP/Mark III Keyscan Board 7-10
7.11 K1000 Power Supply Board 7-11
7.12 EGP/Mark III Power Amp/Power Supply Board 7-12
7.13 Mark III Secondary Power Amp Board 7-13
7.14 1000 Keyboard Series Volume Slider Board 7-13
7.15 1000 Keyboard Series Control Panel Board 7-13
Kurzweil1000 Series Service Manual, Chapter 7 7-1
7.1 -1000 RACK P.C.
BOARD ASSEMBLIES
12036001 PCB
ASSY POWER SUPPL Y
12037001 PCB
ASSY CPU
12040001 PCBASSY
CONTROL PANEL
12042001 PCB ASSY CONTROL PANEL (EX only)
7.2 -MISCELLANEOUS
CABLES AND COMPONENTS
KMSI P/N DESCRIPTION
13120001 CABLE
ASSY XFMR TO POWER SUPPL Y
13012101 CABLE
ASSY CPU TO VOL POT
13012201 CABLE
ASSY CPU TO FRONT PANEL
13012301 CABLE
ASSY CPU TO LCD
23002301 BUTTON
POWER SWITCH BLACK
23002701 KNOB
VOLUME CONTROL
31004901 COVER
TOP AND SIDES
43002103 FUSE SLO-BLO 5 X 20 MM 1 A 250V
Kurzweil1000 Series Service Manual, Chapter 7 7-2
7.3- POWER SUPPLY
-1000 RACK SERIES, Part Number 12036001
KMSI P/N DESCRIPTION QTY
REF. DES.
13011901
CABLE ASSY CPU TO PWR
SUP 1000 RACK 1
41013906 HEADER. 156 CTRS 6 PIN SIP 1 P1
510001041 RESCARBFILM47OHMS114W5% 1 R7
510001049 RES CARB FILM 100 OHM 114W 5% 1 R4
510001061 RESCARBFILM330OHM114W5% 1 R11
510001065 RES CARB FILM 470 OHM 114W 5% 1 R9
510001069 RESCARBFILM680OHM114W5% 1 R15
510001073
RES CARB FILM 1 K 114W 5%
2 R6,10
510001079 RESCARBFILM1.8K114W5% 1 R18
510001081 RES CARB FILM 2.2K 114W 5% 4 R2,3, 13,14
510001089 RESCARBFILM4.7K114W5% 2 R5,12
510001097 RES CARB FILM 1 OK 114W 5% 2 R1,17
510001121 RESCARBFILM100K114W5% 1 R16
51001701 POT TRIM SQUARE 10K 1
R8
510035064 RES CARB FILM 430 OHMS 1110W 1 R19
52001204 CAP MONO CER .1 UF 50V AXLD 7 C1 ,3,4,6,10, 11,14
52001703 CAP ELECT RAD 2200UF 25V 2 C8,13
52002401 CAP ELECT 1000UF 16V RAD .15
CTR 3 C9, 12,15
52002404 CAP ELECT RAD 22000 UF 16V 1 C2
52002405 CAP ELECT RAD 22UF 16V 2 C7, 16
52002501 CAP CERM NPO RD .25 CTR 27PF
500V 1 C5
53000401 DIODE 1 N270 1
D8
53000701 DIODE 1 N4001 6
D2-6,9
53001001 DIODE ZENER 1 N5234B 1
D7
53002201 DIODE DUAL SHOTTKY MBR1535CT 1 D1
54000601 TRANS MP2907 (TO-92) 1
03
54000801 TRANS PN2222 (TO-92) 3
01,2,5
54003201 TRANS POWER MOS FET IRFZ20 1 Q4
59000901 BATTERY 3V LITHIUM PC MT 213A
1 B1
61010301 IC DIGIAL 74HCU04 1
U2
64004401 IC LINEAR VOLT REG (+12V)
7812CT 1 Z1
64004501 ICLINEARVOLTREG(-12V)7912CT 1 Z2
64004601 IC LINEAR FET OP-AMP TL071 1 U1
Kurzweil1000 Series Service Manual, Chapter 7 7-3
7.4 -1000 RACK CPU
BOARD, Part Number 12037001
KMSI P/N DESCRIPTION QTY.
REF/DES.
22006401 PAD
IC MTG .1014 PIN 1 XU36
41003001 HEADER
.100 CTRS 1 PIN SINGLE RD 2
TP5,6
41003002 HEADER
.100 CTRS 2 PIN SINGLE RD 1
TP3/TP4
41003003 HEADER
.100 CTRS 3 PIN SINGLE RD 1
J8
41006501 JACK
PHONE 1 14 RT ANGLE PCMT SL/TIP 2
JL01,JR01
41009808 HEADER
.10CC ST PCMT 8 POS DIP 1
J1
41009814 HEADER
.10CC ST PCMT 14 POS DIP 1
J3
41009820 HEADER.
10CC ST PCMT 20 POS DIP 1
J2
41011016 SOCKET
IC 16 PIN DUAL LEAF 2
XU65,66
41011028 SOCKET
IC 28 PIN DUAL LEAF 4
XU21,22,32,33
41011032 SOCKET
IC .60 DIP 32 PIN DUAL 6
XU52,53,56,57,60,61
41011064 SOCKET
IC 64 PIN DUAL LEAF 1
XU17
41012301 CONN
RECPT DIN RA PCMT 5 POS SW 3
J5,6,7
41013910 HEADER.
156 CTRS 10 PIN SINGLE 1
J4
41014001 SOCKET
IC PLCC 68 PIN 2
XU16,29
41015024 SOCKET
IC .30 DIP 24 PIN DUAL 1
XU8
41016528 SOCKET
28 PIN X .6 DUAL LEAF 4
XU21 ,22,32,33
43000801 RELAY
DPDT 8 PIN 12V 1
RL 1
49001301 FERRITE
BEAD .138 DIA X .175LG AX 8
FB1-8
510001042 RES
CARB FILM 51 OHM 114W 5% 5
R7,7,80,81,91
510001049 RESCARBFILM100OHM114W5%
7 R3,4,30,37,52,54,74
510001057 RES
CARB FILM 220 OHM 114W 5% 5
R85,86,87,88,89
510001059 RES
CARB FILM 270 OHM 1/4W 5% 1
R84
510001061 RES
CARB FILM 330 OHM 1/4W 5% 4
R18,19,29,71
510001065 RESCARBFILM470OHM1/4W5%
2 R28,70
510001067 RESCARBFILM560OHM1/4W5%
2 R78,79
510001073 RES
CARB FILM 1 K 114W 5% 4
R2,17,27,55
510001079 RES
CARB FILM 1.8K 114W 5% 2
R44,90
510001081 RES
CARB FILM 2.2K 1/4W 5% 1
R8
510001085 RES
CARB FILM 3.3K 114W 5% 2
R45,56
510001089 RESCARBFILM4.7K1/4W5%
10
R1,9,20,40-43,53,72,73
510001097 RES
CARB FILM 10K 114W 5% 2
R38,39
510001104 RES
CARB FILM 114W 20K 5% 2
R13,15
510001121 RES
CARB FILM 100K 1/4W 5% 2
R82,83
51000305 RES
NET DUAL TERM 330/470X8 10
PIN 3 RP4,5,6
510004052 RES
CARB FILM 130 OHM 1/2W 5% 3
R75,76,77
510004068 RESCARBFILM620OHM1/2W5%
1 R14
510005061 RES
CARB FILM 330 OHM 1 W 5% 1
R92
510007025 RES
METAL FILM 10K 114W 1% 2
R48,51
510007045 RES
METAL FILM 68.1K 114W 1% 2
R46,49
510007049 RES
METAL FILM 100 OHM 1/4W 1% 2
R62,65
510007105 RES
METAL FILM 21.5K114W1% 2
R21,32
510007121 RES
METAL FILM 100K 114W 1% 2
R59,67
510007133 RES
METAL FILM 316K 114W 1% 2
R63,66
510007205 RES
METAL FILM 47.5K 1/4W 1% 2 R22,33
510007206 RES
METAL FILM 105K 1/4W 1% 2
R23,34
510007207 RES
METAL FILM 154K 114W 1% 2
R24,35
510007208 RES
METAL FILM 205K 1/4W 1% 2
R25,36
510007209 RES
METAL FILM 1.3M 1/4W 1% 2
R26,31
51000811 RES
NET ISOL 470 OHM X 48 PIN 2
RS5,9
51000906 RES
NET BUSSED 10KX910 PIN SIP 1
RP1
51000924 RES
NET BUSSED 1.8KX9 10 PIN SIP 2
RP2,3
52000105 CAP
TANT RAD LEAD 22UF 16V .100 3
C23,43,60
Kurzwel11000 Series Service Manual, Chapter 7 7-4
KMSI P/N DESCRIPTION QTY.
REF. DES.
52000201
CAP MONO CER .1UF 50 V 80
C1-10, 15,17-22,24,
30.32-42,44,46,48,
49,51-59,66,67, 69-76,79.81-91, 94-97,1 00,16.11 0, 111.118.121
52000207 CAP MONO CER 470PF 50V .20CT 2 C12.14
52000208 CAP MONO CERAMIC .001 UF 50V .20C 14
C 119,120,122-127, 302-307
52001704 CAP ELECT RAD 10UF 25V .10 CTRS 1 C112
52002401 CAP ELECT 100UF 16V RAD .15 CTR 4 C1 08,109.113.114
52002504 CAP CERM NPO 10PF 500V RD 2
C45,47
52002505 CAP CERM NPO 22PF 500V RD 2
C92,93
52002605 CAP ELECT AX 220UF 16V 1
C 107
52002606 CAP ELECT AX 1000UF 16V 1
C80
52003701 CAP POLY .001 UF .2 CTRS 5% RAD 2 C25,61
52003702 CAP POLY .0015UF .2 CTRS 5% RAD 2 C98,99
52003704 CAP POLY .0033UF .2 CTRS 5% RAD 2 C26,62
52003706 CAP POLY .01 UF .2 CTRS 5% RAD 2 C27,63
52003707 CAP POLY .22UF .3 CTRS 5% RAD 2 C29,65
52003711 CAP POLY .033UF .2 CTRS 5% RAD 2 C28,64
53000201 DIODE 1 N914A 1
CR13
53000401 DIODE 1 N270 2
CR12,14
54000501 TSTR MPS A13 (TO-92) 1
Q5
54000801 TSTR PN2222 (TO-92) 1
Q3
55000701 TRANS PX BACKLIGHT 1
T1
59001501 OSCILLATOR CLOCK 20MHZ NELHS1 09 1 U38
61000201 IC DIGITAL 74LS138 1
U5
61000301 IC DIGITAL 74LS145 1
U21
61000901 IC DIGITAL 74S04 2
U3,28
61001101 ICDIGITAL74S138 1
U49
61001301 IC DIGITAL 74LS04 1
U6
61001501 IC DIGITAL 74LS74A 1
U64
61003001 IC DIGITAL 74LS245 3
U34,39,40
61003401 ICDIGITAL74LS02 1
U45
61003601 IC DIGITAL74LS244 8
U1,9,11.12,23,24,35.36
61004001 IC DIGITAL 74LS273 1
U2
61005401 ICDIGITAL74LS165 1
U70
61005601 IC DIGITAL 74LS367A 1
U68
61008001 IC DIGITAL 74F175 1
U25
61009101 ICDIGITAL 74LS257 3
U41,42,43
61011901 ICDIGITAL 74ALS161A 1
U14
61012201 ICDIGITAL 74ALS32 2
U4.15
61012301 ICDIGITAL 74F112 1
U7
61012601 IC DIGITAL 74F08 1
U13
61012801 IC DIGITAL 74ALS02 1
U27
61013101 ICDIGITAL 74ALS244 1
U37
61013201 IC DIGITAL 74F374 1
U26
61013401 IC DIGITAL 74AC05E 1
U44
62001001
IC LSI DIGITAL 68000 1
U17
62004001 IC LSI DIGITAL UART 63A50P CMOS 1 U67
62004101 IC LSI DIGITAL TIMER 63A40P CMOS 1 U48
Kurzweil1000 Series Service Manual, Chapter 7 7-5
1000 RACK CPU
BOARD, Part Number 12037001 (continued)
KMSI P/N DESCRIPTION QTY.
REF. DES.
62004401 IC LSI MEMORY 32KX8 STATIC RAM 2 U19,30
63001301 IC INTERFACE PC-900 1
U69
63002001 IC INTERFACE DAC PCM56P 2
U65,66
64001201 IC LINEAR LM79L05ACZ 1
Z2
64001301 IC LINEAR LM78L05ACZ 1
Z1
64001601 IC LINEAR TL072CP 1
U18
64002801 IC LINEAR NE5532AN 2
U62,63
64004701 IC LINEAR M5216 DIP 1
U10
66000101 IC VLSI ARNOLD 2
U 16,29
67000201 FILTER DYNAMIC 10.25KHZ(PX,EX,PX+) 2 U46,47
67000202 FILTER DYNAMIC 12KHZ(GX,HX,SX) 2 U46,47
82003701 IC PAL22V10PC PROG V1 329E HEX 1 U8
7.5 -1000 RACK FRONT PANEL BOARD Part Number 12040001
KMSI P/N DESCRIPTION QTY. REF. DES.
22012501 FRAME SWITCH DARK GREY 8
XSO-7
23003301 CAP SWITCH DARK GREY 2
XSO,1
23003302 CAP SWITCH ARROW UP WHITE 3 XS2,4,7
23003303 CAP SWITCH ARROW DOWN 3 XS3,5,6
41009820 HEADER PC MT 20 POS DIP 1
J5
43002901 SWITCH SPST MON N.O. WIO LED 8 50-7
7.6 -1000 RACK FRONT PANEL BOARD (EX ONLY), Part Number
12042001
KMSI P/N
DESCRIPTION QYT. REF. DES.
22012501 FRAME SWITCH DARK GREY 23
XS1-23
23003301 CAP SWITCH DARK GREY 19
XS1-15,20-23
23003304 CAP SWITCH ARROW UP BLUE 2 XS 17, 19
23003305 CAP SWITCH ARROW DOWN BLUE 2 XS 16, 18
41009820 HEADER PC MT20 POS DIP 1
J5
43002901 SWITCH SPST MON N.O. WIO LED 23 S1-23
52000201 CAP MONO CERAMIC. 1 UF 50V 1 C2
52002607 CAP ELECT 33UF 16V AX 1
C1
61010401 ICDIGITAL74LS05 1
U5
Kurzweil1000 Series Service Manual, Chapter 7 7-6
7.7 -1000 KEYBOARD SERIES P.C. BOARD ASSEMBLIES
KMSI P/N DESCRIPTION
11012101 PCB
ASSY LCD
12062001 PCB
ASSY KEYSCAN EGP
12063001 PCB
ASSY POWER SUPPL Y EGP
12064001 PCB
ASSY SLIDER XPOSE EGPIMARK III
12065001 PCB
ASSY KEYSCAN K1000
12066001 PCB
ASSY POWER SUPPL Y K1 000
12067001 PCB
ASSY VOLUME K1 000
12080001 PCB
ASSY LINE FIL TER K1 000
12081001 PCB
ASSY CPU EGPIMARK III
12082001 PCB
ASSY FRONT PANEL EGPIK1 000
12083001 PCB
ASSY LINE FILTER EGP
12084001 PCB
ASSY KYBD ELEC HIGH
12085001 PCB
ASSY KYBD ELEC MID
12086001 PCB
ASSY KYBD ELEC LOW
12087001 PCB
ASSY CPU K1000
12088001 PCB
ASSY SLIDER DATA ENTRY K1000
12097201 PCB
ASSY CPU K1000 SE
12097301 PCB ASSY SLIDER TUNE MARK III
7.8 -MISCELLANEOUS
COMPONENTS
KMSI P/N DESCRIPTION
11012201 KEYBOARD
ASSY K1 000IEGP
22015001 KEYBOARD RUBBER CONTACT STRIPS
23003701 PITCH
WHEEL
31007801 ENDBLOCK
RIGHT K1000/EGP
31007802 ENDBLOCK
LEFT K1000/EGP
34006001 FRONT
PANEL STRIP EGP
34006101 FRONT
PANEL STRIP K1000
39004301 KEY
A K1000/EGP
39004302 KEY
B K1000/EGP
39004303 KEY
C K1000/EGP
39004304 KEY
D K1000/EGP
39004305 KEY
E K1000/EGP
39004306 KEY
F K1000/EGP
39004307 KEY
G K1000/EGP
39004308 KEY
LOW E K1000/EGP
39004309 KEY
HIGH G K1000/EGP
39004310 KEY
SHARP K1000/EGP
39006101 KEY
A MARK III
39006102 KEY
B MARK III
39006103 KEY
C MARK III
39006104 KEY
D MARK III
39006105 KEY
E MARK III
39006106 KEY
F MARK III
39006107 KEY
G MARK III
39006108 KEY
LOW A MARK III
39006109 KEY
HIGH C MARK III
39006110 KEY
SHARP MARK III
43004201 SWITCH
ON/OFF
44001101 SPEAKER
EGP
44000601 TWEETER MARK III
Kurzweil1000 Series Service Manual, Chapter 7 7-7
7.9- K1000 / EGP / MARK III CPU BOARD
KMSI P/N DESCRIPTION QTY.
REF. DES.
41023001 CONN RECPT DIN RA PCMT 5 POS SW 3 J5,6,7
41022001 JACK PHONE 114 RT ANGLE PCMT SL/TIP 2 JL 1 ,JR1
43000801 RELAY DPDT 8 PIN 12V 1
RL1
51000305 RES NET DUAL TERM 330/470X8 10 PIN
SIP 3 RP4,5,6
51000811 RES NET ISOL 470 OHM X 48 PIN 2 RS5,9
51000906 RES NET BUSSED 10KX9 10 PIN SIP 1 RP1
51000924 RES NET BUSSED 1.8KX9 10 PIN SIP 2 RP2,3
510004052 RESCARBFILM130OHM112W5% 3 R75,76,77
510005061 RES CARB FILM 330 OHM 1W 5% 1 R92 (CR11)*
510007206 RES METAL FILM 105K 1/4W 1% 2 R2334
510007207 RES METAL FILM 154K 1/4W 1% 2 R24,35
510007208 RES METAL FILM 205K 1/4W 1% 2 R25,36
510007209 RES METAL FILM 1.3M 114W 1% 2 R26,31
51003942 RES CARB FILM 51 OHM 1/8W 5% 1 R91
51003949 RESCARBFILM100OHM118W5% 12 R3,4,30,37,52,54.62,
65,67,74,80,81
51003957 RES CARB FILM 220 OHM 1/8W 5% 5 R85,86,87,88,89
51003961 RES CARB FILM 330 OHM 118W 5% 4 R18,19,29,71
51003965 RES CARB FILM 470 OHM 1/8W 5% 2 R28,70
51003967 RES CARB FILM 560 OHM 118W 5% 2 R78,79
51003973 RES CARB FILM 1 K 118W 5% 5 R2, 17,27,55,57
51003979 RESCARBFILM1.8K118W5% 2 R44,90
51003981 RES CARB FILM 2.2K 1/8w 5% 2 R8,1 02
51003984 RES CARB FILM 3K 118W 5% 1 R84
51003985 RES CARB FILM 3.3K 1/8W 5% 2 R45,56
51003989 RES CARB FILM 4.7K 118W 5% 11 R1,9,20,33A,40-42,
53,72,73,101
51003997 RES METAL FILM 10K 118W 5% 2 R38,39,48,51
510039121 RES CARB FILM 100K 118W 5% 2 R82,83
510041089 RES METAL FILM 47.5K 118W 1% 2 R22,33
510041105 RES METAL FILM 21.5K 118W 1% 2 R21,32
510041117 RESMETALFILM68.1K118W1% 2 R46,49
510041121 RESMETALFILM100K118W1% 2 R59,67
510041133 RES METAL FILM 316K 118W 1% 2 R63,66
52000105 CAP TANT RAD LEAD 22UF 16V .100 3 C23,43,60
52000201 CAPMONOCER .1UF50V 80 C1-10,15,17-22,24,
30,32-42,44,46,48,
49,51-59,66,67, 69- 76,79,81-91, 94-97,1 00,16,110, 111,118,121
52000207 CAP MONO CER 470PF 50V .20CT 2 C12,14
52000208 CAP MONO CERAMIC .001 UF 50V .20C 14 C119, 120,122-127 ,
302-307
52001704 CAPELECTRAD10UF25V.10CTRS 1 C112
52002401 CAP ELECT 100UF 16V RAD .15 CTR 4 C108, 109,113,114
52002409 CAP ELECT RAD 220UF 16V 1
C107
52002412 CAP ELECT RAD 1000UF 16V 1 C80
52002504 CAP CERM NPO 10PF 50V RD 2 C45,47
52002505 CAP CERM NPO 22PF 50V RD 2 C92,93
52003701 CAP POL Y .001 UF .2 CTRS 5% RAD 2 C25.61
52003702 CAP POL Y .0015UF .2 CTRS 5% RAD 2 C98,99
52003704 CAP POLY .0033UF .2 CTRS 5% RAD 2 C26.62
Kurzweil1000 Series Service Manual, Chapter 7 7-8
KMSI P/N DESCRIPTION QTY.
REF. DES.
52003706 CAP
POL Y .01 UF .2 CTRS 5% RAD 2
C27,63
52003707 CAP
POL Y .22UF .3 CTRS 5% RAD 2
C29,65
52003711 CAP
POL Y .033UF .2 CTRS 5% RAD 2
C28,64
53000201 DIODE
1N914A 1
CR13
53000401 DIODE
1 N270 2
CR12,14
54000501 TSTR
MPS A13 (TO-92) 1
Q5
54000801 TSTR
PN2222 (TO-92) 1
Q3
55000701 TRANS
PX BACKLIGHT 1
T1
59001501 OSCILLATORCLOCK20MHZNELHS109
1 U38
61000201 IC
DIGITAL 74LS138 1
U5
61000301 IC
DIGITAL 74LS145 1
U21
61000901 IC
DIGITAL 74S04 2
U3,28
61001101 ICDIGITAL74S138
1
U49
61001301 IC
DIGITAL 74LS04 1
U6
61001501 IC
DIGITAL 74LS74A 1
U64
61003001 IC
DIGITAL 74LS245 3
U34,39,40
61003401 IC
DIGITAL 74LS02 1
U45
61003601 IC
DIGITAL 74LS244 8
U1,9, 11,12,23,24,35,36
61004001 IC
DIGITAL 74LS273 1
U2
61005401 ICDIGITAL74LS165
1
U70
61005601 IC
DIGITAL 74LS367A 1
U68
61008001 IC
DIGITAL 74F175 1
U25
61009101 ICDIGITAL74LS257
3
U41,42,43
61011901 IC
DIGITAL 74ALS161A 1
U14
61012201 IC
DIGITAL 74ALS32 2
U4,15
61012301 IC
DIGITAL 74F112 1
U7
61012601 IC
DIGITAL 74F08 1
U13
61012801 IC
DIGITAL 74ALS02 1
U27
61013101 IC
DIGITAL 74ALS244 1
U37
61013201 IC
DIGITAL 74F374 1
U26
61013401 IC
DIGITAL 74AC05E 1
U44
62001001 IC
LSI DIGITAL 68000 1
U17
62004001 IC
LSI DIGITAL UART 63A50P CMOS 1
U67
62004101 IC
LSI DIGITAL TIMER 63A40P CMOS 1
U48
62004401 IC
LSI MEMORY 32KX8 STATIC RAM 2
U19,30
63001301 IC
INTERFACE PC-900 1
U69
63002001 IC
INTERFACE DAC PCM56P 2
U65,66
64001201 IC
LINEAR LM79L05ACZ 1
Z2
64001301 IC
LINEAR LM78L05ACZ 1
Z1
64001601 IC
LINEAR TL072CP 1
U18
64002801 IC
LINEAR NE5532AN 2
U62,63
64004701 IC
LINEAR M5216 DIP 1
U10
66000101 IC
VLSI ARNOLD 2
U 16,29
67000201 FILTER
DYNAMIC 10.25KHX 2
U46,47
82003701 IC PAL22V1 OPC PROG V1 329E HEX 1 U8
Kurzweil1000 Series Service Manual, Chapter 7 7-9
7.10.
K1000IEGPIMARK111 KEYSCAN BOARD
KMSI P/N DESCRIPTION QTY. REF.
DES.
41022001 JACK PHONE 1 14 RT ANGLE PCMT SL/TIP 2 HJ3,4
51000925 RES NET BUSSED 10KX8 SIP 9 PIN 4 RP1,2,4,9
51000926 RES NET BUSSED 1 00KX4 SIP 5 PIN 1 RP8
51003997 RES 10K 1 18W 5% 2
R3,5
510039121 RES 100K 1 18V 5% 2
R4,35
510039107 RES 27K 1 18W 5% . 1
R2
510039145 RES1M118W5% 2 R1,6
52000201 CAP DISC .1UF25V 8
C3,4,5,6,7,8,9,11,13,26
52000208 CAP DISC .001 UF 25V 2
C31 ,32
52001707 CAP ELECT 4.7UF 25V 1
C34
52001704 CAP ELECT 10UF 16V 1
C21
52004801 CAP DISC 18PF 25V 2
C1 ,2
53000201 DIODE ZENER 1 N914 2
D2,17
53001003 DIODE ZENER 1 N5228 3.9V 1 D1
54003501 TRANS 2SA 10154 1
01
59001801 CRYSTAL8MHZ 1 X17
61000201 IC DIGITAL 74LS138 1
U12
61001601 ICDIGITAL74LS32 1
U10
61002901 IC DIGITAL 74LS373 1
U5
61003001 IC DIGITAL 74LS245 1
U13
61013601 ICDIGITAL74HC138 4
U16,17,18,19
61013801 IC DIGITAL 74HC32 1
U7
61015701 IC DIGITAL 74HC20 1
U9
61015901 ICDIGITAL74HC04 1
U8
61016001 ICDIGITAL74HC00 1
U11
62005401 IC MICROPROCESSOR M50734SP 1 U1
62005501 IC RAM 446C 24 PIN 1
U4
64005101 IC REGULATOR BA407 3.2V 1 U6
82002306 IC PROG KEYSCAN 1 U3
Kurzwel11000 Series Service Manual, Chapter 7 7.10
7.11- K1000 POWER
SUPPLY
KMSI P/N DESCRIPTION QTY. REF. DES.
43002102 FUSE 500MA 250V 2
F2,3
43002104 FUSE 5A 250V 1 F1
510004025 RES CARB FILM 10K OHM 1/2W 5% 1 R10
51003957 RESCARBFILM220OHM1/8W5% 1 R1
51003965 RESCARBFILM470OHM118W5% 1 R9
51003973 RES CARB FILM 1 K 1/8w 5% 2 R2.5.7
51003981 RES CARB FILM 2.2K 1/8W 5% 1 R8
51003989 RES CARB FILM 4.7K 1/8W 5jO/o 1 R3
51003997 RESCARBFILM10K1/8W5% 1 R6
510039121 RES CARB FILM 100K 1/8W 5% 1 R4
52000201 CAP DISC. 1 UF 25V 7
C2,4,6,8,1 0,12,14
52001703 CAP ELECT 2200UF 25V 2 C5,9
52001704 CAP ELECT 10UF 16V 3
C3, 7,11
52002404 CAP ELECT 22000UF 16V 1 C1
52002405 CAP ELECT 22UF 16V 1
C13
53001001 DIODE ZENER 1 N5234 6.2V 1 D7
K53001201 DIODE 1SS133 2 D6,8
K53001601 DIODE RECTIFIER 3B261 4 D2.3,4,5
53002801 DIODE 1 S188 1 D9
53002901 DIODE RECTIFIER C4P030 1 D1
K54001901 TRANS C1815 3 Q1,2.3
K54002701 TRANS A 1015 1 Q4
59000901 BATTERY 3V PC MT 1
BT
61010301 ICDIGITAL74HCU04 1
U1
64004501 IC REGULATOR 7912 1
U4
64004401 IC REGULATOR 7812 1
U3
64004901 IC REGULATOR S13052 1 U2
Kurzweil1000 Series Service Manual, Chapter 7 7-11
7.12- EGP/MARK III
POWER AMP/POWER SUPPLY BOARD
KMSI P/N DESCRIPTION QTY.
REF. DES.
430021 04 FUSE
5A 250V PC MT
51003925 RES
CARB FILM 10 OHM 1/8W 5% 2
R89,98
51003949 RESCARBFILM100OHM1/8W5%
2
R12,47
51003957 RES
CARB FILM 220 OHM 1/85% 1
R107
51003965 RES
CARBFILM 470 OHM 1/85% 1
R115
51003973 RES
CARB FILM 1K 1/8W5% 14
R27,32,33,34,35,68,73,
74,75,76,84,93, 108, 109
51003979 RES
CARB FILM 1.8K 1/8W 5% 1
R112
51003981 RES
CARBFILM2.2K1/8W5% 1 R114
51003986 RES
CARB FILM 3.6K 1/8W 5% 2
R9,44
51003989 RES
CARB FILM 4.7K 1/8W 5% 3
R83,92,110
51003997 RES
CARB FILM 10K 1/8w 5% 4
R8,43,1 00, 113
510039113 RES
CARB FILM 47K 1/8W 5% 2
R82,91
510039121 RES
CARB FILM 100K 1/8W 5% 16
R4,6,28,29,39,41, 69,70,86,87,88,95,96,
97,99,111
510039129 RES
CARB FILM 220K 1/8W 5% 4
R3,4,38,24(IN SERIES)
510039137 RES
CARB FILM 470K 1/8w 5% 8
R1 0, 11 ,31,30,45,46, 71,72
520039152 RES
CARB FILM 2M OHM 1/85% 2
R7,42
52000201 CAP
DISC. 1 UF 25V 5
C79,80,84,85,87
52000204 CAP
DISC .01 UF 25V 4
C31,54,62,91
52000505 CAP
POLY .0047100V 2
C4,24
52000507 CAP
POL Y .22UF 100v 2
C50,58
52000514 CAP
POLY .15UF 100V 2
C2,22
52000515 CAP
POL Y .1 UF 100v 2
C49,57
52000519 CAP
POLY .047100V 6
C5,6,7,25,26,27
52001704 CAP
ELECT 10UF 16V 4
C51 ,59, 73, 74
52001705 CAP
ELECT 3300UF 25V RAD 2
C66,67 EGP
52001706 CAP
ELECT 33UF 25V RAD 1
C64
52002401 CAP
ELECT 100UF 16V 1
C86
52002405 CAP
ELECT 22UF 16V 1
C89
52002411 CAP
ELECT 6800UF 16V RAD 2
C68,69
52002505 CAP
DISC 22PF 50V 2
C53,61
52002607 CAP
ELECT 33UF 16V 1
C65
52002801 CAP
DISC 1 000PF 50V 2
C20,44
52004401 CAP
ELECT 1 0000UF 35V RAD 2
C66,67 MARK III
52004802 CAP
DISC 100 PF 25V 6
C48,56, 70, 71, 76,81
52004901 CAP
DISC .22UF 16V 1
C72
53000801 DIODE
1 N4148 1
D4
53001002 DIODE
1 N5232B 1
D5
K53001201 DIODE
1SS133 1
D6
K53001601 DIODE
RECTIFIER 3B261 4
D8,9,1 0,11
53002801 DIODE
13188 1
D7
53002901 DIODE
DUAL RECTIFIER C4P030 3 PIN 1
D12
K54001901 TRANS
C1815 4
01,2,3,4
K54002701 TRANS
A 105 1
05
59000901 BATTERY
3V LITHIUM BT
61010301 IC DIGITAL 74HCU04 U12
Kurzweil1000 Series Service Manual, Chapter 7 7-12
KMSI P/N DESCRIPTION QTY REF. DES.
64004401 IC REGULATOR 7812 1 U12
64004501 IC REGULATOR 7912 1 U13
64004702 IC M5216 OP AMP SIP 2 U8,9
64005001 IC REGULATOR 3052 5V 1 U14
64005201 IC AMP C4570 SIP 2
U1 ,2
64005301 IC UPC118 POWER AMP 2 U10,11
7.13- MARK III
SECONDARY POWER AMP BOARD
KMSI P/N DESCRIPTION QTY. REF. DES.
51003925 RES CARB FILM 10 OH M 1/8w 5% 2 R8,16
51003987 RES CARB FILM 4.7K 118W 5% 2 R5,13
510039121 RES CARB FILM 100K 1/8W 5% 6 R3,6,7, 11, 14, 15
510039129 RES CARB FILM 220K 1/8W 5% 2 R10,ACROSS R1 TO R2
52000514 CAP POL y .15UF 50V 2
C3,10
52000515 CAPPOLY.1UF50V 2
C1,9
52000519 CAP POL y .047UF 50V 2 C6,13
52002505 CAP DISC 22PF 25V 2
C5,12
52004201 CAP ELECT RAD 1 oUF 35V 3 C4, 11, 15
52004402 CAP EELCT RAD 47UF 35V 2 C16,17
64005301 IC UPC118 POWER AMP 2 U 1 ,2 \""J
7.14 -1000 KEYBOARD
SERIES VOLUME SLIDER BOARD
KMSI P/N DESCRIPTION QTY.
REF. DES.
23003601 SLIDEPOT KNOB 1 FOR VR1
51000927 RES NET BUSSED 10KX6 7 PIN SIP 2 RP1 ,2
51003949 RES 100 OHM 118W5% 4
R1,2,3,4
51004901 SLIDEPOT 20K DUAL 1
VR1
52002403 CAP ELECT 100UF 16V 2
C3,4
52004803 CAP DISC 1 000PF 25V 2
C1 ,2
54004702 IC M5216 AMPLIFIER SIP 2 U1,2
7.15 -1000 KEYBOARD
SERIES CONTROL PANEL BOARD
KMSI P/N DESCRIPTION QTY.
REF. DES.
43004101 SWITCH
PUSH MOM SPST 13 S1-13
52000201 CAP
DISC. 1 UF 25V 1
C2
52002607 CAP
ELECT 33UF 16V 1
C1
61010401 IC DIGITAL 74LS05 1 U1
Kurzweil1000 Series Service Manual, Chapter 7 7-13
End chapter 7