
MT-300S Jun 1998
4
PARTS LIST
CASING
# 71120812 FRONT PANEL ASSY (ENGLISH)
# 71013356 FRONT PANEL ASSY (JAPANESE)
NOTE : There are two types of FRONT PANEL ASSY, English version and Japanese version.
When ordering this parts, please order specify parts.
00904434 HANDLE
# 01455090 HANDLE CUSHION
# 01344967 FOOT
# 01344789 DISPLAY COVER
# 01344934 POT DUST COVER
# 01344912 REAR PANEL
# 01561445 LENS A LED Lens
# 01561456 LENS B LED Lens
# 01561467 LENS C LED Lens
# 01561478 LENS D LED Lens
# 01455023 SPEAKER DUST COVER
CHASSIS
# 01344878 CHASSIS
22165134 COLLAR
22265242 DD INSULATOR FDD Insulator
# 01344901 PHONES HOLDER
# 01344889 SPEAKER COVER
00909067 HANDLE HOLDER
KNOB, BUTTON
22485303 D R-KNOB L BLK 248-303 Encoder Knob
22485298 I S-KNOB S DWG/LCG Volume Knob
22495576 A S-BUTTON LX BLK Power Switch Button
# 01344923 RUBBER SW A
# 01561423 RUBBER SW B
# 01561434 RUBBER SW C
SWITCH
# 01453245 SDDLB1-B2-D-2 TV-5 Push Switch SW1 on PSB
# 01454945 SSSF112-S06N1 Slide Switch SW2 on AB
00899223 SSSF124-S06N1 Slide Switch SW1 on AB
JACK, SOCKET
13449284 HLJ7001-01-3010 Expression JK5 on AB
13449283 HLJ7101-01-3010 Start/Stop JK7 on AB
13429911 TCS7927-28-401 Computer JK3 on AB
13449252 YKB21-5006 Mic JK2 on AB
00894001 YKB21-5142 Phones JK4 on PB
00451445 YKC21-3040 Output JK1 on AB
13429676 YKF51-5048 MIDI JK6 on AB
DISPLAY UNIT
# 71013990 LCD UNIT
DISK DRIVE UNIT
01341956 MF355F-3252MG FDD Unit
CONSIDERATIONS ON PARTS ORDERING
When ordering any parts listed in the parts list, please specify the following items in the order sheet.
QTY PART NUMBER DESCRIPTION MODEL NUMBER
10 22575241 Sharp key C-20/50
15 2247017300 Knob (orange) DAC-15D
Failure to completely fill the above items with correct number and description will result in delayed or even
undelivered replacement.
Ex.
SAFETY PRECAUTION:
The parts marked
have safety-
related characteristics.
Use only listed parts for
replacement.
POWER SUPPLY UNIT
# 01345078 KW1AA262 Switching Regulator
SPEAKER
# 01344790 CR100037-01 Full-Range Speaker
PWB ASSY
# E 71013389 MAIN BOARD ASSY
# 71013890 AMP BOARD ASSY
# 71013889 ANALOG BOARD ASSY
# 71013923 ENCODER BOARD ASSY
# 71013290 INLET BOARD ASSY
# 71013934 LED BOARD ASSY
# 71013878 PANEL BOARD ASSY
# 71013901 PHONES BOARD ASSY
# 71013867 POWER SW BOARD ASSY
# 71013945 VOLUME BOARD ASSY
IC
# 01344278 HD6437034AD72F CPU IC3 on MB
01341167 LH28F400SUT-NF60 Flash Memory IC38 on MB
01126778 24LC01BT-I/SN EEPROM IC32 on MB
# 01348245 LH5S46NH DEMO Mask ROM IC15 on MB
# 01344256 TC5316200CF-HA01(TZ) Mask ROM IC18 on MB
01126612 TC514260DJS-60(YEL) DRAM IC22 23 on MB
00343823 M60205-0601FP Custom IC IC8 on MB
00897078 RA01-005 (TC170C200AF-005) Custom IC IC13 on MB
15269201H0 HD74LS04FPEL TTL IC15 on AB
15289402 TA78L05F(TE12L) Voltage Regulator (+5V) IC6 on MB
15199286 AN78L05M-(E1) Voltage Regulator (+5V) IC10 on AB
15199188 AN78M09F Voltage Regulator (+9V) IC17 on AB
15199189 AN79M09F Voltage Regulator (-9V) IC20 on AB
00902412 BA3812L Filter IC5 6 on AB
15199780 HD63266F FDC IC2 on MB
15199937 M51953BFP-600C Reset IC IC11 on AB
15289109 M5216FP-600D OP Amp IC4 on AB
15189261 M5218AFP-600E OP Amp IC1-3 16 on AB
15189250 M5218AL OP Amp IC1 on AMP
15289105 UPC4570G2-T2 Bipolar OP Anp IC4 12 on MB,IC7 8 on AB
01238012 M65850P Echo IC IC9 on AB
15289125 PC-410T 178
φ
Photo Coupler IC14 on AB
15289712 M5M34051FP-42A Transceiver IC12onAB
00232567 PCM69AU-1/T2 DAC IC5 on MB
15259740T0 TC74HC139AF(EL) CMOS IC1 on PANEL
15259823T0 TC74HC574AF(EL) CMOS IC3 on PANEL
15259884 TC7S08F(TE85L) CMOS IC33 on MB,IC19 on AB
15259885 TC7S32F(TE85L) CMOS IC11,26 on MB
15259887 TC7SU04F(TE85L) CMOS IC13 on AB
00127490 TC7W08F(TE12L) CMOS IC19 on MB
00232645 TC7W14F(TE12L) CMOS IC35 on MB
15249111 TC7WU04F(TE12L) CMOS IC10 on MB
# 01349590 TC7WU04FU(TE12L) CMOS IC7 on MB
TRANSISTOR
15119132 2SA1015-GR(TPE2) Transistor Q11 14 on AMP
15309101 2SA1037KR T146 Transistor Q10 on AB
15119823 2SB1375 Transistor Q1 5 on AMP
15129151 2SC1815-GR(TPE2) Transistor Q9 12 on AMP
15319101 2SC2412KR T146 Transistor Q11-13 on AB
15319105 2SC3326-A Transistor Q1-6 on AB
15129844 2SD2012 Transistor Q4 8 on AMP
15139124 2SK363-GR(TPE2) Transistor Q10 13 on AMP
15329507 DTA114EKT146 Transistor Q9 on AB
15129198 DTA124ESTP Transistor Q14 on AB
15329516 DTC114EKT146 Transistor Q1 5-11 on PANEL
15129197 DTC144WSTP Transistor Q15 on AB
00898201 RN2421(TE85L) Transistor Q1 on MB,Q2-4 on PANEL
PSB : POWER SWITCH BOARD ASSY
AB : ANALOG BOARD ASSY
MB : MAIN BOARD ASSY
AMP : AMP BOARD ASSY
PANEL : PANEL BOARD ASSY
LB : LED BOARD ASSY
VB : VOLUME BOARD ASSY
EB : ENCODER BOARD ASSY
PB : PHONES BOARD ASSY
/ ケース
注意 :FRONT PANEL ASSYには海外用(英語表記)と国内用(日本語表記)があります。
補修用部品を要求される際は、適切な部品をオーダーして下さい。
/ シャーシ
/ つまみ、ボタン
/ スイッチ
/ ジャック、 ソケット
/ 表示ユニット
/ ディスク・ドライブ・ユニット
/ 電源ユニット
/ スピーカー
/ 基板完成品
/ トランジスター
/パーツリスト
パーツ発注に関するお願い
オーダーシートには、必ず下記の4項目は正確に記入して下さい。(例外は除く)
必要数 パーツナンバー 品名 使用機種
10 22575241 Sharp key C-20/50
15 2247017300 Knob (orange) DAC-15D
もし記入洩れ、誤記等が有る場合、必要部品が発送できなかったり、大幅な遅れの原因になりま
す。御協力をお願いします。
例)
安全上の注意:
が付いている部品は、安全
上特別な規格でつくられたも
のです。
交換の際は、指定された部品
番号以外の部品は使わないよ
うにして下さい。
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