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Checking the set (AV7005):(If no picture is output)
Check the analog video circuit.
Are video signals output from U4203 pin 27 (Y) and pin 24 (C)?
You do not use the USB hub.
NO
Checking the set (AV7005):(If no sound is output)
YES
YES
Check the Digital audio circuit.
Are S/PDIF signals output to U3000 pin 21?
U3900 and surrounding circuitry is
defective.
NO
5.3. No picture or sound is output
Summary of Contents for AV7005/N1B
Page 62: ...62 Personal notes ...
Page 64: ...64 BLOCK DIAGRAM ...
Page 139: ...139 R5F3650KNFB HDMI U5500 ...
Page 146: ...146 IS42S32200E6TL HDMI U1602 IS42S32200E6TL Block diagram ...
Page 155: ...155 AK4424ET HDMI U3800 U3801 AK4424ET Block Diagram ...
Page 156: ...156 AK5358BET HDMI U3802 AK5358BET Pin Function ...
Page 160: ...160 HY27UF081G2A TPCB Block Diagram ...
Page 170: ...170 2 FL DISPLAY FLD 19 ST 02GINK FRONT Z1001 PIN CONNECTION GRID ASSIGNMENT ...
Page 171: ...171 ANODE CONNECTION ...
Page 172: ...172 VFD GP1261AI FRONT Z1002 PIN CONNECTION PATTERN DETAIL ...