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Yamaha RX-V3900 Service Manual

Yamaha RX-V3900
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53
RX-V3900/DSP-AX3900
RX-V3900/
DSP-AX3900
U1.iPod
DOCK:NGNNNN
1 2
19
3 4 56 78
91011121314
15 16 17 18
20 21
– U: Universal
(Special terminal system (USB, Dock)) –
U1. DOCK
This menu is used to test the DOCK connector without
the iPod itself. After turning off the power, short between
pins No. 14 (TX) and No. 18 (RX), between pins No. 1
(PWR) and No. 17 (ACCPOW) and between pins No. 4
(iPDET) and No. 8 (DGND). (Make sure that the power
is turned off when shorting pins.)
Start the self-diagnostic function and select the
menu.
The check result is displayed according to the follow-
ing display specifications.
DOCK CONNECTOR
−U:Universal
(特殊端子系(USB、Dock)−
U1.DOCK
iPod 本体無しでDOCK コネクタの検査を行うメ
ニューです。
パワーオフ状態にしてから、DOCK コネクタの 14
ン(TX)と 18 ピン(RX)、1 ピン(PWR)と 17 ピン
(ACCPOW)4ピ(iPDET)と8ピ(DGND)をショー
トさせます。(ショートさせる時は、必ず電源を切っ
てください。
ダイアグを起動してメニューを選択します。
下記表示仕様に従って、チェック結果が表示されま
す。
注) 検査後、ショートしたピンを必ず元の状態に戻して
ください。
Note) Be sure to return the shorted pins to their origi-
nal condition after executing this test.
Check item /
チェック項目
Judgment /
判定
Display /
表示
Is UART loop pack check result OK? /
UART ループバックチェック結果は OK?
YES Y
NO N
Is detect function of iPod Accessory Power OK? /
iPodAccessoryPower の検出機能は OK
IC105 (D-VIDEO P.C.B.) pin No. R25 state
IC105(D-VIDEOP.C.B.)R25pin の状態
High = YES Y
Low = No N
Is detect function of iPod installation to DOCK OK? /
DOCK への iPod 装着の検出機能は OK
IC402 (FUNCTION P.C.B.) pin No. 28 state
IC402(FUNCTIONP.C.B.)28pin の状態
Low = installed /
装着
Y
High = not installed /
非装着
N
Is the identification of the DOCK type correct? /
DOCK タイプの識別は正しいか?
IC402 (FUNCTION P.C.B.) pin No.
125 state
IC402(FUNCTIONP.C.B.)125pin
状態
iPod DOCK Y
Excluding iPod DOCK /
iPodDOCK以外
N
All Y /
全て Y
= OK
Others /
その他
= NG

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Yamaha RX-V3900 Specifications

General IconGeneral
BrandYamaha
ModelRX-V3900
CategoryReceiver
LanguageEnglish

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