Kurzweil K250 - Page 176

6.9 - K250 KEYSWITCH BOARD, Part Number 12046001
KMSI
PIN DESCRIPTION
QTY.
21000911 SCREW MACH PH CR 4-40X.750 10
41009808
HEADER .1 OCC ST PC MT 8 POS DIP
1
41010301 CONN .1 OCC 2-POS JUMPER
2
41015926 CONN
W/FULl SHROUD 26 POS
1
510001080
RES CARB FILM
2K 1/4W 5%
1
52000101 CAP TANT 33UF 16V .100 CTRS
1
52000201 CAP MONO CER .1 UF 50V .20CRTS
7
61000201
IC DIGITAL
74LS138
1
61000301
IC DIGITAL 74LS145
6
6.10 - MISCELLANEOUS PARTS AND CABLES
KMSI PIN DESCRIPTION
QTY.
13003501 CABLE ASSY CPU TO CHANNEL
1
13004001
CABLE ASSY CHANNEL TO SUDER
1
13005101 CABLE ASSY CPU TO KEYSWITCH
1
13005201 CABLE ASSY CPU TO CONTROL PANEL
1
13007201 CABLE ASSY POD TO K250
1
21000602
WASHER FLAT NYLON NO.6
1
21001003 SCREW MACH PH CR 6-32X1/4
2
21001501
SCREW SEMS
PH CR 6-32X1/4 S NI
37
21001805 SCRES SEMS PH CR 10-32X7/16
3
21002502 NUT KEPS 6-32 S NI
1
21002607
NUT HEX 3/16 AF 4-40X1/16
1
21003302
SCREW MACH
PH CR 8-32X1/4 BlK
4
21003601 SCREW 4-40X1/4
4
21004201
NUT .50 HEX 3/8-32 3132 THK
13
22000502
STANDOFF
HEX 1/4 AF MlF 6-32X3/8 BR
2
22003001 U CUP 8-32 SST
2
22003801
CUP CABLE ADHESIVE SIDE
ENTRY
2
22004302
SUPPORT PCB NYLON .50 SNAP
IN
4
22005302
SUPPORT PCB
NYLON .375 LG ADHESIVE
2
22005401
CABLE TIE HOLDER SNAP
IN
2
22006001
WASHER FLAT .625 ODX.39IDX.022
13
39000201
ARM ACTION KEYBOARD ASSEMBLY
88
39002301
SHIELD CHANNEL
BOARD
1
Kurzweil 250 Service Manual, Chapter 6
6 - 21
REF. DES.
BBTT
.P39
R1
C8
C1-7
U7
U1-6
REF.
DES.