SERVICE MANUAL
INTEGRATED AMPLIFIER
A-S501/A-S301
■ CONTENTS
TO SERVICE PERSONNEL ........................................... 2
IMPEDANCE SELECTOR .............................................. 3
FRONT PANELS ............................................................ 3
REAR PANELS .......................................................... 4–8
REMOTE CONTROL PANEL ......................................... 9
SPECIFICATIONS / 参考仕様 ...........................
....... 9–10
INTERNAL VIEW
..........................................................11
SERVICE PRECAUTIONS / サービス時の注意事項 .....11
DISASSEMBLY PROCEDURES / 分解手順 .......... 12–14
UPDATING FIRMWARE /
ファームウェアのアップデート ........................... 15–17
SELF-DIAGNOSTIC FUNCTION /
ダイアグ（自己診断機能） .................................... 18–30
POWER AMPLIFIER ADJUSTMENT /
パワーアンプ調整 .........................................
....... 31–32
IC DA
TA .................................................................. 33–35
PIN CONNECTION DIAGRAMS .................................. 36
BLOCK DIAGRAM ....................................................... 37
WIRING DIAGRAM ...................................................... 38
PRINTED CIRCUIT BOARDS ................................ 39–60
SCHEMATIC DIAGRAMS ............................
.......... 61–69
REPLACEMENT P
ARTS LIST ............................... 71–89
REMOTE CONTROL .................................................... 90
1 0 1 3 1 3
'14.12
IP
A-S501/A-S301
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