Parts List - Roland MT-90U Service Notes

Mar. 2008

Parts List

fig.-part1-e.eps
SAFETY PRECAUTIONS:
The parts marked have
safety-related characteristics. Use
only listed parts for replacement.
NOTE: The parts marked # are new. (initial parts)
CASING
# 04787501
# 04787512
# 04787534
# 04787556
# 04787601
# 04787634
# 04787645
# 05122112
KNOB, BUTTON
# 04787490
# 04787623
SWITCH
# 04787612
# 04890689
# 05017823
JACK, EXT TERMINAL
00569278
01459945
02341634
02341689
03909767
# 05014890
04560101
DISPLAY UNIT
04780545
SPEAKER, BUZZER
02342712
PWB ASSY
# 04785823
# 04898290
# 04898301
# 04898312
# 04898334
# 04898367
# 04898378
IC
03342178
# 04673667
DIODE
02015623
04780456
# 04787567
# 04787589
# 04787590
# 04892901
16
Due to one or more of the following reasons,
parts with parts code ******** cannot be supplied as service parts.
• Part supplied only as a component in a complete assembly
• Copyright does not permit the part to be supplied
• Part is sold commercially
The description "Q'TY" means a necessary number of the parts per one product.
CHASSIS
DISPLAY COVER
FRONT CASE
IRDA COVER
REAR CASE
SP GRILLE + NET
FRONT PANEL
FRONT PANEL WITH LED
LENS
BUTTON
R-KNOB MF
RUBBER SWITCH
SLIDE SWITCH
POWER SWITCH
6.5MM JACK
USB CONNECTOR
DC JACK HTJ-020-05A
3.5MM JACK
DIN CONNECTOR
PIN JACK 2L2P WR NI
USB CONNECTOR A TYPE FE-
MALE
LCD
SPEAKER FULL-RANGE
MAIN BOARD ASSY
JACK BOARD ASSY
USB BOARD ASSY
IR BOARD ASSY
VOLUME BOARD ASSY
SW BOARD ASSY
PANEL BOARD ASSY
IC
INFRARED TRANSCEIVER
MODULE
LED (GREEN)
LED (RED)
LED LENS 4P
LED LENS 1P
LED LENS 5P
RADIAL LED (2COLOR RED/
GREEN)
SKA-22D01N-G6-NA
PWL-2P1TL-6SASTC-001
LGR4609-7100F
YKF45-0002
(610-00100-04-00)
HTJ-035-28
HDC-052A-11
HSP-242V1P-01
UAR27-4K5J00
221-3065-0784
GP1UM261RK0F
TFDU4101-TT3
SLR-342MG3F
L-314ED
L-3749ESGC
SW2 on Jack Board
SW401 on Power SW Board
JK2 on Jack Board, JK4 on Main Board
JK2 on Main Board
JK1 on Jack Board
JK301 on Volume Board
JK3 on Main Board
JK3 on Jack Board
JK201 on USB Board
CN102 on IR Board
IC101 on IR Board
LED5, LED6, LED7, LED8, LED9, LED10 on
Panel Board
LED, LED2, LED3, LED4 on Panel Board
LED301 on Volume Board
MT-90U
1
1
1
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
1
1
6
4
1
1
1
1