HMX6801+B2/C2 and HMX6801+B4/C4 Installation and Operation Manual 29
Chapter 3: Operation
Input Channel V-Bit Feedback (InxxVbitFb)
Table 3-4 describes the two parameter options for input channel V-bit
(Validity bit) status.
Audio Embedding Channel Source Selection
On the HMX6801+B2/C2 and HMX6801+B4/C4 modules, the
following audio source selections are available for each OutxSrc
parameter:
• AES 1A
• AES 1B
• AES 2A
• AES 2B
• AES 3A*
• AES 3B*
• AES 4A*
• AES 4B*
• AES 1 Sum
• AES 2 Sum
• AES 3 Sum*
• AES 4 Sum*
• Test Tone 1 (750 Hz, -20 dBFS)
• Test Tone 2 (1.5 kHz, -20 dBFS)
• Test Tone 3 (3 kHz, -20 dBFS)
• Test Tone 4 (6 kHz, -20 dBFS)
Table 3-4. Input Channel V-Bit (Validity-Bit) Status Options
Option Description
On V-bit of the incoming audio channel set to 1; indicates that
the audio sample word data is invalid (or possibly
compressed audio) and is not suitable for D/A conversion
Off V-bit of the incoming audio channel set to 0; indicates that
the audio sample word data is valid and is suitable for D/A
conversion
Items marked with an “*” apply
to HMX6801+B4/C4 options
only.
Out1-4Src output channels
correspond to Embedder 1 and
Out5-7Src channels correspond
to Embedder 2.