Denon AVR-2807, Service Manual

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35
AVR-2807 / AVR-987
Terminal Functions
TERMINAL
I/O DESCRIPTION
NAME NO.
I/O DESCRIPTION
AGND1 13 — Analog ground
AGND2 17 — Analog ground
AGND3 19 — Analog ground
AGND4 21 — Analog ground
AGND5 23 — Analog ground
AGND6 27 — Analog ground
DBCK 37 I DSD audio data bit clock input (DSD) (3)
DGND1 1 — Digital ground
DGND2 32 — Digital ground
DSCK 34 I System clock input (DSD). Input frequency is 256, 384, 512 or 768 fs (3)
DSD1 38 I DSD audio data input for VOUT1 (DSD) (3)
DSD2 39 I DSD audio data input for VOUT2 (DSD) (3)
DSD3 40 I DSD audio data input for VOUT3 (DSD) (3)
DSD4 41 I DSD audio data input for VOUT4 (DSD) (3)
DSD5 42 I DSD audio data input for VOUT5 (DSD) (3)
DSD6 43 I DSD audio data input for VOUT6 (DSD) (3)
DSD7 44 I DSD audio data input for VOUT7 (DSD) (3)
DSD8 45 I DSD audio data input for VOUT8 (DSD) (3)
MC 4 I Mode control clock input (1)
MDI 2 I Mode control data input (1)
MDO 5 O Mode control read back data output (4)
MS 3 I Chip select for mode control (1)
PBCK 50 I Audio data bit clock input (PCM) (3)
PDATA1 46 I Serial audio data input for VOUT1 and VOUT2 (PCM) (3)
PDATA2 47 I Serial audio data input for VOUT3 and VOUT4 (PCM) (3)
PDATA3 48 I Serial audio data input for VOUT5 and VOUT6 (PCM) (3)
PDATA4 49 I Serial audio data input for VOUT7 and VOUT8 (PCM) (3)
PLRCK 51 I Audio data L/R clock input (PCM) (3)
PSCK 33 I System clock input (PCM). Input frequency is 128, 192, 256, 384, 512 or 768 fs (3)
RST 36 I System reset, active LOW (2)
VCC1 15 — Analog power supply, 5 V
VCC2 16 — Analog power supply, 5 V
VCC3 18 — Analog power supply, 5 V
VCC4 20 — Analog power supply, 5 V
VCC5 22 — Analog power supply, 5 V
VCC6 24 — Analog power supply, 5 V
VCC7 25 — Analog power supply, 5 V
VCOM1 14 O Common voltage output 1. This pin should be bypassed with a 10-
µ
F capacitor to AGND.
(1) S
TERMINAL
DESCRIPTION I/O
NAME
DESCRIPTION I/O
NO.
VCOM2 26 O Common voltage output 2. This pin should be bypassed with a 10-
µ
F capacitor to AGND.
VDD1 52 — Digital power supply, 3.3 V
VDD2 35 — Digital power supply, 3.3 V
VOUT1 12 O Voltage output for audio signal corresponding to L-channel on PDATA1 or DSD1
VOUT2 11 O Voltage output for audio signal corresponding to R-channel on PDATA1 or DSD2
VOUT3 10 O Voltage output for audio signal corresponding to L-channel on PDATA2 or DSD3
VOUT4 9 O Voltage output for audio signal corresponding to R-channel on PDATA2 or DSD4
VOUT5 31 O Voltage output for audio signal corresponding to L-channel on PDATA3 or DSD5
VOUT6 30 O Voltage output for audio signal corresponding to R-channel on PDATA3 or DSD6
VOUT7 29 O Voltage output for audio signal corresponding to L-channel on PDATA4 or DSD7
VOUT8 28 O Voltage output for audio signal corresponding to R-channel on PDATA4 or DSD8
ZERO1 6 O Zero data flag for VOUT1
ZERO2 7 O Zero data flag for VOUT2
ZERO38 8 O Zero data flag for VOUT3–VOUT8
(1) Schmitt-trigger input with internal pulldown.
(2) Schmitt-trigger input with internal pulldown, 5-V tolerant.
(3) Schmitt-trigger input, 5-V tolerant.
(4) 3-state output.