37
RCD-CX1
(3) SACD チェック工程
電源電圧確認
8U-310008(SACD MODULE UNIT)
・ [IC502]
+3.3̲D1, +2.5̲D1 OK?
N.G.
半田付けを確認
8U-310008(SACD MODULE UNIT)
・ [IC503](BA25BC0FP)
O.K.
発振波形確認
8U-310008(SACD MODULE UNIT)
・ [IC502](CXD2753): 11pin
33.87MHz(3.3V) OK?
N.G.
半田付けを確認
8U-310008(SACD MODULE UNIT)
・ [IC502]: 11pin, R540
O.K.
RESET 信号の確認
8U-310008(SACD MODULE UNIT)
・[IC502]: 9pin
"H" level OK?
N.G.
半田付けを確認
8U-310008(SACD MODULE UNIT)
・ R538
O.K.
バスラインの確認
8U-310008(SACD MODULE UNIT)
・ [IC502] と [IC501](SDRAM) 間の
アドレス、データバスの確認
"H" ⇔ "L" 切替
N.G.
半田付けを確認
・ アドレス、データ、制御信号
[DQ0-7], [D̲MA0-11], [DCLK], [DCKE], [DWE],
[NCAS], [NRAS]
O.K.
データラインの確認
8U-310008(SACD MODULE UNIT)
・ [SD0-7], [XSAC], [XSHD2], [SDCK], [SDEF], [XSRQ]
"H" ⇔ "L" 切替
N.G.
半田付けを確認
8U-310008(SACD MODULE UNIT)
・ [IC502]: 164-176pin, R271
O.K.
ウォーターマーク用信号の確認
8U-310008(SACD MODULE UNIT)
・ PSP̲MCK, PSP̲WAD1-PSP̲WAD7
"H" ⇔ "L" 切替
・ テストモード TE 実行 190 以上?
N.G.
半田付けを確認
8U-310008(SACD MODULE UNIT)
・ [IC502]: 1, 23, 117-120, 111-114pin
R539, R543-551
O.K.
終了
(3) Check the power supply
Check Power Supply Voltages.
8U-310008(SACD MODULE UNIT)
• [IC502]
+3.3_D1, +2.5_D1 OK?
N.G.
Check Soldering.
8U-310008(SACD MODULE UNIT)
• [IC503](BA25BC0FP)
O.K.
Check Oscillation waveform.
8U-310008(SACD MODULE UNIT)
• [IC502](CXD2753): 11pin
33.87MHz(3.3V) OK?
N.G.
Check Soldering.
8U-310008(SACD MODULE UNIT)
• [IC502]: 11pin, R540
O.K.
Check Reset signal.
8U-310008(SACD MODULE UNIT)
• [IC502] 9pin
"H" level OK?
N.G.
Check Soldering.
8U-310008(SACD MODULE UNIT)
• R538
O.K.
Check Bus Line.
8U-310008(SACD MODULE UNIT)
• Check Address, Data Bus between
[IC502] and [IC501](SDRAM)
"H"
⇔
"L" alternate?
N.G.
Check Soldering.
• Address, Data Bus, Control Signal.
[DQ0-7], [D_MA0-11], [DCLK], [DCKE], [DWE],
[NCAS], [NRAS]
O.K.
Check Data Line.
8U-310008(SACD MODULE UNIT)
• [SD0-7], [XSAC], [XSHD2], [SDCK], [SDEF], [XSRQ]
"H"
⇔
"L" alternate?
N.G.
Check Soldering.
8U-310008(SACD MODULE UNIT)
• [IC502]: 164-176pin, R271
O.K.
Check signal for Water Mark.
8U-310008(SACD MODULE UNIT)
• PSP_MCK, PSP_WAD1-PSP_WAD7
"H"
⇔
"L" alternate?
• The test mode "TE" is executed. 190 over?
N.G.
Check Soldering.
8U-310008(SACD MODULE UNIT)
• [IC502]: 1, 23, 117-120, 111-114pin
R539, R543-551
O.K.
END
Summary of Contents for RCD-CX1
Page 4: ...4 RCD CX1 DIMENSION 138 8 130 4 158 300 7 25 5max 220 220 48 212 300 10 100 40 40 40 ...
Page 44: ...44 RCD CX1 MEMO ...
Page 51: ...51 RCD CX1 TC9273CFG IC501 BLOCK DIAGRAM ...
Page 53: ...53 RCD CX1 PRINTED WIRING BOARDS 8U 210024 SYS DAMP DISP P W B UNIT 1 2 COMPONENT SIDE ...
Page 54: ...54 RCD CX1 8U 210024 SYS DAMP DISP P W B UNIT 2 2 FOIL SIDE ...
Page 55: ...55 RCD CX1 8U 210025 SMPS SPT P W B UNIT COMPONENT SIDE FOIL SIDE ...
Page 56: ...56 RCD CX1 8U 310008 DRIVE SACD DAC P W B UNIT COMPONENT SIDE FOIL SIDE ...
Page 78: ...78 RCD CX1 MEMO ...
Page 90: ...90 RCD CX1 MEMO ...
Page 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 ...
Page 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 ...