Check the USB device being used
Checking the unit (If no picture is output)
YES
YES
Is the USB device supported by this unit?
•Check the VIDEO circuit.
Is a USB hub being used?
Are digital video signals((920PCK, 920VD0 - 920VD7)) output from
CX870 to U3200(V.PLD)?
This unit supports devices in the FAT16 and
FAT32-formatted mass storage class, MTP-
compatible devices and iPods (with the
exception of some models).
Do not use a USB hub.
NO
YES
NO
Checking the unit
Checking the unit:(If no sound is output)
YES
YES
YES
YES
Can a voltage (5V) be conrmed between pin 1 and pin 4 of N5559
(USB Connector) on HDMI USB FRONT PCB?
The USB signal circuit between CX870 and N5559 of the HDMI USB
FRONT PCB are faulty.
Check the AUDIO circuit of U101(DSP) or later.
Are N904 of the CX870 CONNECT PCB and N5560 of the HDMI USB
FRONT PCB correctly connected?
Are I2S signal output to pin 26, 28, 30, 34 of the N906 DIGITAL PCB
?
(The 30, 32, 34pin in the case of DSD)
Are audio signal output to R1263 on DIGITAL PCB.
The circuit around U902 of the CX870
CONNECT PCB is faulty.
Connect the connectors correctly.
NO
NO
5.3. A connected USB device is not recognized.
5.4. No picture or sound is output
The circuit around CX870, U3200(V.PLD) is
faulty.
The circuit around CX870 or CX870 CONNECT PCB
is faulty.
The circuit around U1201(A.PLD) is faulty.
NO
NO
NO
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General
Weight and Dimensions
