36
RCD-CX1
トラブルシューティング
1. 8U-310008 (DRIVE/SACD/DAC UNIT)
1.1.
電源チェック工程
1.2. ディスク読めず
[00 00] 等の表示
(1) ディスク回転せず
(2) CD or DVD チェック工程
+1.2V 出力電圧は正常か?
・ (8U-310008, C124 + 端子 )
N.G.
以下の部品の状態・半田付けチェック
・ [IC101]
(PQ012FZ01ZP)
その他この出力の負荷となる回路
O.K.
+2.5V 出力電圧は正常か?
・ (8U-310008, C543 + 端子 )
N.G.
以下の部品の状態・半田付けチェック
・ [IC503]
(BA25BC0FP)
その他この出力の負荷となる回路
O.K.
Pick-up の発光を確認
8U-310008(SACD MODULE UNIT)
・ P.U. レーザー発光 O.K.?
・ テストモード T2 実行 レーザー電流 OK?
N.G.
(1) P.U. の半田ショートランドを確認
(2) TR101, TR105 周辺の半田付けを確認
(3) コネクタ接続を確認
・ [P.U.]-[8U-310008] FFC(CX241)
(4) [IC108] とその周辺の半田付けを確認
(5) [IC102] とその周辺の半田付けを確認
O.K.
スピンドルドライブ信号の確認
8U-310008(SACD MODULE UNIT)
・ [SPINDLE]: "H" level?
N.G.
(1) [IC108] 85, 90pin の半田付けを確認
(2) [SPINDLE] [FGIN] 信号ライン周辺の半田付けを確認
(3) [IC102] とその周辺の半田付けを確認
O.K.
RF 信号の確認
8U-310008(SACD MODULE UNIT)
・ テストポイント (TP) の電圧確認
・ TP [AMON1] [AMON2]: 差動出力 約 700mVp-p
N.G.
半田付けを確認
8U-310008(SACD MODULE UNIT)
・ [IC108] とその周辺の半田付けを確認
O.K.
終了
終了
終了
TROUBLE SHOOTING
1. 8U-310008 (DRIVE/SACD/DAC UNIT)
1.1. Check the power supply
1.2. Does not Read Disc
[00 00] displayed etc.
(1) Disc does not Rotate.
(2) CD or DVD check process
Check +1.2V Output
• Voltage Check
1.2V DC (switched) Voltage is O.K.?
(8U-310008, C124 + Terminal)
N.G.
Check Parts and Soldering.
• [IC101]
(PQ012FZ01ZP)
and Other Circuits
O.K.
Check +2.5V Output
• Voltage Check
2.5V DC (switched) Voltage is O.K.?
(8U-310008, C543 + Terminal)
N.G.
Check Parts and Soldering.
• [IC503]
(BA25BC0FP)
and Other Circuits
O.K.
Check the Emission of Pick-up.
8U-310008(SACD MODULE UNIT)
• Emission of P.U. laser O.K.?
• The test mode "T2" is executed.
Laser current O.K.?
N.G.
(1) Check Soldering of P.U.
• short-circuit?
(2) Check the circumference soldering of [TR101] and
[TR105].
(3) Check connector insertion.
• [P.U.]-[8U-310008] FFC(CX241)
(4) Check the soldering [IC108] and circumference
soldering of [IC108]
(5) Check the soldering [IC102] and circumference
soldering of [IC102]
O.K.
Check Spindle drive.
8U-310008(SACD MODULE UNIT)
• [SPINDLE]: "H" level?
N.G.
(1) Check soldering of [IC108]:85, 90pin
(2) Check the circumference soldering of
[SPINDLE], [FGIN] signal.
(3) Check the soldering [IC102] and circumference
soldering of [IC102]
O.K.
Check the RF signal.
8U-310008(SACD MODULE UNIT)
• Check the voltage of Test-Point (TP)
• TP[AMON1] [AMON2]: differential output about
700mVp-p
N.G.
Check Soldering.
8U-310008(SACD MODULE UNIT)
• Check the circumference soldering of [IC108]
O.K.
END
END
END
Содержание RCD-CX1
Страница 4: ...4 RCD CX1 DIMENSION 138 8 130 4 158 300 7 25 5max 220 220 48 212 300 10 100 40 40 40 ...
Страница 44: ...44 RCD CX1 MEMO ...
Страница 51: ...51 RCD CX1 TC9273CFG IC501 BLOCK DIAGRAM ...
Страница 52: ...52 RCD CX1 2 FL DISPLAY 8BT258GINK FL 601 PIN CONNECTION GRID ASSIGNMENT SEGMENT DESIGNATION ANODE CONNECTION ...
Страница 53: ...53 RCD CX1 PRINTED WIRING BOARDS 8U 210024 SYS DAMP DISP P W B UNIT 1 2 COMPONENT SIDE ...
Страница 54: ...54 RCD CX1 8U 210024 SYS DAMP DISP P W B UNIT 2 2 FOIL SIDE ...
Страница 55: ...55 RCD CX1 8U 210025 SMPS SPT P W B UNIT COMPONENT SIDE FOIL SIDE ...
Страница 56: ...56 RCD CX1 8U 310008 DRIVE SACD DAC P W B UNIT COMPONENT SIDE FOIL SIDE ...
Страница 78: ...78 RCD CX1 MEMO ...
Страница 90: ...90 RCD CX1 MEMO ...
Страница 94: ...8 7 6 5 4 3 2 1 A B C D E F RCD CX1 SCHEMATIC DIAGRAMS 2 24 8U 310008 DRIVE SACD DAC UNIT 2 3 ...
Страница 95: ...8 7 6 5 4 3 2 1 A B C D E F RCD CX1 SCHEMATIC DIAGRAMS 3 24 8U 310008 DRIVE SACD DAC UNIT 3 3 ...
Страница 103: ...8 7 6 5 4 3 2 1 A B C D E F RCD CX1 SCHEMATIC DIAGRAMS 11 24 8U 210024 SYS DAMP DISP UNIT 3 6 8U 210024 1 PHONO BLOCK ...