Parts List - Roland Dr. Sample SP-303 Service Notes

Mar.2001

PARTS LIST

fig.part1e
SAFETY PRECAUTIONS:
The parts marked have
safety-related characteristics. Use
only listed parts for replacement.
NOTE: The parts marked # are new. (initial parts)
MB – > MAIN BOARD ASSY, SB – > SW BOARD ASSY
CASING
# 02451767 TOP CASE
# 02451812 CARD COVER
# 02451823 PANEL SHEET
CHASSIS
# 02452423 BOTTOM COVER
KNOB, BUTTON
# 02457512 J R-KNOB
SWITCH
# 02451845 RUBBER SW
# 02451978 RUBBER SW
# 02452134 SLG-12-465A
JACK, SOCKET
00569278 LGR4609-7100
13449645 YKC21-3049 (4P) RED/WHITE
13449720 HEC2305-01-250
13429672 YKF51-5047
01780712 CN015P-3013-0
DISPLAY UNIT
00239767 LB-603VF
NOTE: Replacement LB-603VF should be made on a unit base.
PCB ASSY
# 71785956 PWB ASSY
NOTE: 'PWB ASSY' includes the following parts.
# ******** MAIN BOARD ASSY
NOTE: 'MAIN BOARD ASSY' includes the following parts.
# 02568645 MAIN SHIELD
# 02568656 SHIELD COVER
01786712 ESCUTCHEON
40011278 SCREW 3x8
# ******** SW BOARD ASSY
NOTE: 'SW BOARD ASSY' includes the following parts.
# 02671167 RIBBON CABLE
# 02671190 RIBBON CABLE
# 02671178 RIBBON CABLE
# 02671189 RIBBON CABLE
# 02568590 LEAF
# 40126389 SPACER POLYCA PIPE 3.2x5x2.5
IC
# 02673712 UPD703101AGJ-33-R02
01235190 TC203C040AF-001(FP)
01783123 LH28F400BVE-BL85
# 02453934 MBM29LV800BA-70PFTN-SFK
01780112 AK4522VF
02121556 LC24085B-SD1
01902212 UPD431000AGW-70LL-E2
# 02453389 LC32V4265T-25
8
SAFETY PRECAUTIONS:
The parts marked have safety-related characteristics. Use only listed parts for replacement.
QTY PART NUMBER
Ex. 10 22575241
15 2247017300
Failure to completely fill the above items with correct number and description will result in delayed or even
undelivered replacement.
SFA BLK/LCG
PAD
EFFECT
SLIDE SWITCH
6.5MM JACK
JACK (PIN)
DC JACK
MIDI CONNECTOR
CARD CONNECTOR
LED (7SEG.)
(EXG)
Assy
SHIELD
SHIELD
BINDING TAPTITE P FE ZC
Assy
JWFV 11x125 - P2.0
JWFV 5x125 - P2.0
JWFV 13x150 - P2.0
JWFV 14x125 - P2.0
IC (16BIT CPU)
IC (MR2 CHIP)
IC (FLASH MEMORY/BLANK)
IC (FLASH MEMORY/BLANK)
IC (AD/DA)
IC (I/F)
IC (SRAM)
IC (DRAM)
DESCRIPTION MODEL NUMBER
Sharp Key C-20/50
Knob (orange) DAC-15D
SW1 on MB
JK7,JK9 on MB
JK8 on MB
JK6 on MB
JK5 on MB
CN1 on MB
LED35 on SB
CN3 on MB to CN9 on SB
CN12 on MB to CN15 on SB
CN5 on MB to CN10 on SB
CN6 on MB to CN8 on SB
IC23 on MB
IC9 on MB
IC22 on MB
IC24 on MB
IC35 on MB
IC14 on MB
IC13 on MB
IC27 on MB
SP-303
1
1
1
1
4
1
1
1
2
1
1
1
1
1
1
1
1
1
1
2
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1