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Roland VS-840 Service Notes page 18

Digital studio workstation
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VS-840/840S
PARTS LIST (VS4S-1)
CONSIDERATIONS ON PARTS ORDERING
SAFETY PRECAUTIONS:
When ordering any parts listed in the parts list, please specify the following items in the order sheet.
The parts marked
have
!
QTY
safety-related characteristics.
Ex.
10
Use only listed parts for
15
replacement.
Failure to completely fill the above items with correct number and description will result in delayed or
even undelivered replacement.
NOTE:The parts marked # are new (initial parts)
MB
===>
MAIN BOARD
SCB
===>
HOLDER
#
01344656
VS-840 SCSI HOLDER
PCB ASSY
#
71017390
VS4S-1 BOARD ASSY
SCSI BOARD
IC
00893356
NCR53CF92
SCSI I/O
15249111
TC7WU04F
INVERTER
00893990
BH9595FP
SCSI ACTIVE TERMINATOR
DIODE
00128045
S2S6M-4001P12.5
SCHOTTKY DIODE
INDUCTOR
00903167
N2012Z601
FERRITE BEAD
01340834
EXC ML20A390
FERRITE BEAD
#
01455867
ESD-SR-12
FERRITE CORE
CRYSTAL
#
01342145
MA-406 25.000MHZ
X'TAL
CONNECTOR
00453467
IL-FPC-25ST-N
13429314
DBLC-J25SAF-20L9F
D-SUB 25PIN
WIRING
#
01453367
25X120-A6.0BBR-P1.25-HBL10
FUJI CARD
MISCELLANEOUS
40016512
T-18S 80MM
#
01453956
VS4S-1 SHIELD SHEET
40016589
NRP-355 BLACK
NYLON RIVET
PACKING
#
01453356
VS4S-1 PAD
#
01453345
VS4S-1 PACKING CASE
#
01458101
VS4S-1 OUTER PACKING CASE
MISCELLANEOUS
#
71019856
VS4S-1 MANUAL
JAPANESE
#
71120301
VS4S-1 MANUAL
ENGLISH
18
PART NUMBER
DESCRIPTION
MODEL NUMBER
22575241
Sharp Key
C-20/50
2247017300
Knob (orange)
DAC-15D
SCSI BOARD
IC2 on SCB
IC3 on SCB
IC1 on SCB
D1 on SCB
L1.L2 on SCB
on WIRING PS-MAIN
X1 on SCB
CN1 on SCB
CN2 on SCB
CN4 on MB-CN1 on SCB
for FIXING FERRITE CORE
CIRCUIT DIAGRAM & BOARD (VS4S-1)
SCSI BOARD (71017390)
component side
Mar, 1998

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