Check The Set-Up Process Of F/E Μ-Com; Image Is Not Displayed - Denon DVD-2900 Service Manual

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(3) Check the Set-up process of F/E µ-COM.
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Check Power Supply Voltages.
• [IC502]:
+3.3V_D2, +1.8V_D2 O.K.?
+3.3V_A2, +1.8V_A2 O.K.?
Check Clock waveform.
• [IC502]:33 pin.
33.87MHz (3.3V), O.K.?
Check Reset signal.
• [IC502]:(DRVRST) 51 pin.
"H" level O.K.?
END
1.2. Image is not displayed. (Blue-back, DENON wallpaper)
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Check Digital output signal for Video.
• [IC101]: PXD(0--7), VCLK
Check Digital input signal for Video.
• [GU-3497]: YUV(0--7), VCLK
Continues to the Check process of GU-3497 VIDEO P.W.B..
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Check soldering
• [IC114], [IC115]
• FB405 and FB408.
Check soldering
• [IC105]: 15pin.
• R171.
• [IC405], R697 and R574
Check soldering
• [IC102]: 108pin.
• R129, R635 and R570.
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Check soldering
• [IC101]: 183--192pin.
• RA101, RA102, R125 and R126.
Check soldering
• [CX331]
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DVD-2900
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