Yamaha RX-V377, Service Manual

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SERVICE MANUAL
RX-V377/HTR-3067
1 0 1 2 9 7
AV RECEIVER
RX-V377/HTR-3067
'14.03
Note:
When the DIGITAL P.C.B. or IC222 on DIGITAL P.C.B. is replaced, this unit will display
“
Internal Error
”
and will not
operate properly. The model name and destination MUST be written to the backup IC (EEPROM: IC222 on DIGITAL
P.C.B.) to have proper operation. (For details, refer to
“
S5. SOFT SWITCH
”
menu of the self-diagnostic function.)
注意：
DIGITAL P.C.B.
または
DIGITAL P.C.B.
の
IC222
を交換すると、“
Internal Error
” が表示されて本機が正常に動作し
なくなります。正常に動作させるために、モデル名と仕向け先をバックアップ IC （ EEPROM ： DIGITAL P.C.B. の
IC222
）へ書き込む必要があります。（詳細は、ダイアグの “
S5. SOFT SWITCH
” メニューを参照してください。）
■
CONTENTS
TO SERVICE PERSONNEL ........................................... 2
FRONT PANELS ........................................................ 3–4
REAR PANELS ........................................................ 5–10
REMOTE CONTROL PANEL ........................................11
SPECIFICATIONS /
参考仕様 ................................ 12–16
INTERNAL VIEW ......................................................... 17
SERVICE PRECAUTIONS /
サービス時の注意事項 .... 17
DISASSEMBLY PROCEDURES /
分解手順
.......... 18–21
UPDATING FIRMWARE /
ファームウェアのアップデート
........................... 22–25
SELF-DIAGNOSTIC FUNCTION /
ダイアグ（自己診断機能）
.................................... 26–57
POWER AMPLIFIER ADJUSTMENT /
パワーアンプ調整
...................................................... 58
DISPLAY DATA ...................................................... 59–60
IC DATA .................................................................. 61–70
BLOCK DIAGRAMS ............................................... 71–72
WIRING DIAGRAM ...................................................... 73
PRINTED CIRCUIT BOARDS ................................ 74–85
PIN CONNECTION DIAGRAMS .................................. 86
SCHEMATIC DIAGRAMS ...................................... 87–96
REPLACEMENT PARTS LIST ............................. 97–109
REMOTE CONTROL ........................................... 110–111
CONFIGURING THE SYSTEM SETTINGS .................112
システム設定を変更する
.............................................113
FIRMWARE UPDATING PROCEDURE .............. 114–117
ファームウェア更新手順
.....................................118–121
IP