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DR-770
PARTS LIST
The parts marked #
CONSIDERATIONS ON PARTS ORDERING
SAFETY PRECAUTION:*1
are new (initial
When ordering any parts listed in the parts list, please specify the following items in the order sheet.
The parts marked
have safety-
parts). *2
QTY
PART NUMBER
related characteristics.
Ex.
10
22575241
U s e o n l y l i s t e d p a r t s f o r
15
2247017300
replacement.
Failure to completely fill the above items with correct number and description will result in delayed or even
undelivered replacement.
Note
: Consider about the natural environment carefully before through the old lithium battery away when you exchange to the new one.you exchange to the new one.
*1 *2
↓ ↓
CASING
#
01787734
BOTTOM CASE
#
01787767
TOP CASE
#
01787778
DISPLAY COVER
22055165
PLATE
KNOB, BUTTON
12499175
G S-BUTTON
22485303
D R-KNOB
#
01787790
RUBBER SW KEY
#
01787801
RUBBER SW PAD
SWITCH
13129369
SPUN19430A
JACK, SOCKET
13429642
M-S2-3P MIDI SOCKET
13449433
3.5MM STEREO YKB21-5130
13449283
6.5MM HLJ7101-01-3010
13449284
6.5MM HLJ7001-01-3010
13449728
HEC0740-010010
DISPLAY UNIT
#
01788490
RCD1627R
MB → Main Board Assy
VB → VR Board Assy
DESCRIPTION
MODEL NUMBER
Sharp key
C-20/50
EB → ENC Board Assy
Knob (orange)
DAC-15D
JB → Jack Board Assy
Q'ty
1
1
1
205-165
1
S1H BLK 249-175
1
L BLK 248-303
2
1
1
PUSH SWITCH
SW101 on JB
1
JK108,JK107 on JB
2
JACK
JK105 on JB
1
JACK
JK102,JK103,JK104 on JB
3
JACK
JK101 on JB
1
ADAPTOR JACK
JK106 on JB
1
LCD
1
PCB ASSY
# E
71238123
MAIN BOARD ASSY
NOTE : 'MAIN BOARD ASSY' includes the following parts.
12169388
LED SPACER
#
71238178
ENC BOARD ASSY
NOTE : 'ENC BOARD ASSY' includes the following parts.
23505274
WIRING HARNESS B
#
71238156
JACK BOARD ASSY
NOTE : 'JACK BOARD ASSY' includes the following parts.
#
01898889
WIRING
#
01788556
WIRING
#
01898989
WIRING
#
01898001
HEATSINK (DR-770)
22465939
HEATSINK (DR-660)
22190758
HOLDER DIN SOCKET (2P)
40011112
SCREW M3¥10
40011090
SCREW M3¥6
40016512
LOCKING TIE
40016545
INSULOK TIE
#
71238167
VR BOARD ASSY
NOTE : 'VR BOARD ASSY' includes the following parts.
23505275
WIRING HARNESS C
IC
#
01784678
HD6415108RF12
15199923
SED1278F0A
15239197
MB622928PF-G-BND-ER
15239229
TC6116AF (GP-4)
01560289
TC55257DFL-55L(EL)
01122412
TC551001CF-70L
#
01788589
LHMN4708
#
01788578
LHMN5KRP WAVE ROM
01340789
BU9480F
15259864T0
TC74HC4052AF(EL)
15249104
TC7S04F(TE85L)
15249111
TC7WU04F(TE12L)
15259889
TC7S02F(TE85L)
15269805
TC74AC14F(EL)
15269810
TC74AC138F(EL)
15289131
BA10393F-E2
15289709
M51954BFP-600D
15289125
PC-410KT 178FAY
15189186
UPC4570C
15189248
M5216P
#
01784834
M62421SP
#
01897801
UPC7805AHF
#
01897223
UPC24M09AHF
TRANSISTOR
15309101
2SA1037KR T146 QRS
15329518
DTA114TKT146
#
00894489
2SA1049-GR(TPE4)
#
01788734
2SC2459-GR(TPE4)
15129204
DTC343TS TP
4
(EXG)
1
LH-3-3
2
1
3P 350-274
1
1
GND 1P
1
6P
1
W11
1
1
1
1
BINDING TAPTITE B BZC
2
BINDING TAPTITE B BZC
2
80M/M T-18S
2
SKM-1
1
1
6P 350-275
1
IC (CPU)
IC6 on MB
1
IC (LCD DRIVER)
IC9 on MB
1
IC (GATE ARRAY)
IC19 on MB
1
IC (PCM CUSTOM)
IC5 on MB
1
IC SRAM
IC10 on MB
1
IC (SRAM)
IC12 on MB
1
IC (MASK ROM)
IC8 on MB
1
IC (MASK ROM)
IC4 on MB
1
IC (D/A CONVERTER)
IC15,IC16 on MB
2
IC
IC13,IC11 on MB
2
IC (C MOS)
IC14 on MB
1
IC (C MOS)
IC3 on MB
1
IC
IC18 on MB
1
IC
IC2 on MB
1
IC (CMOS)
IC17 on MB
1
IC (COMPARATOR)
IC1 on MB
1
IC (RESET)
IC20 on MB
1
IC (PHOTO COUPLER)
IC7 on MB
1
IC (OP AMP) BIPOLAR
IC102,IC101 on JB
2
IC (OP AMP) BIPOLAR
IC103 on JB
1
FILTER
IC106 on JB
1
IC (REGULATOR)
IC104 on JB
1
IC (REGULATOR)
IC105 on JB
1
TRANSISTOR
Q3 on MB
1
TRANSISTOR
Q2,Q1 on MB
2
TRANSISTOR
Q104 on JB
1
TRANSISTOR
Q106,Q105 on JB
2
TRANSISTOR
Q101,Q102,Q103 on JB
3
Feb. 1999
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