Denon AVR-X4100, Service Manual

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Pin Pin Name Symbol I/O
Pull up/
down
LvCnv STBY STOP
CEC
STBY
Function
53 P56/TRDATA2 E SPI MOEI O N3VPu - L L L
ETHERNET communication control pin
(DM860)
54 P55/TRDATA1 ADV8003 RST O SW3VPu - L L L
HDMI Tx/ip Scaler/OSD RESET control
pin (ADV8003)
55 P54/TRDATA0 E SPI MIEO I N3VPu - I L I
ETHERNET communication control pin
(DM860)
56 P83 E SPI CLK O N3VPu - L L L
ETHERNET communication control pin
(DM860)
57 VSS VSS - - - - - - GND
58 P82/TRCLK FL CE O - - L L L VFD control pin
59 VCC VCC - - - - - - +3.3V
60 P81/TRSYNC FL RST O - - L L L VFD control pin
61 P80 ZVOL DATA O - - L L L ZONE VOLUME control pin (NJW1194)
62 BCLK/P53 NC I - - I I I NC
63 P52/RD# ZVOL CLK O - - L L L ZONE VOLUME control pin (NJW1194)
64 P51/WR1#/BC1# ZVOL STB O - - L L L ZONE VOLUME control pin (NJW1194)
65 P50/WR0#/WR# V SDA O - - L L L
A-VIDEO switcher control pin (AVDM-
2000)
66 P77 V SCL O - - L L L
A-VIDEO switcher control pin (AVDM-
2000)
67 P76/IRQ14-A TU GPO2_INT I - - L L L TUNER GPIO2 input pin
68 P75 DSP ROMRST O - - I I I Memory reset for DSP (Reset : L)
69 PC7/A23/CS4#-D/
CS7#-D/TxD5
DSP MOSI O DA3VPu - L L L DSP control pin (ADSP21487KSWZ-3B)
70 PC6/A22/CS6#-D/
RxD5
DSP MISO I DA3VPu - L L L DSP control pin (ADSP21487KSWZ-3B)
71 PC5/A21/CS5#-D/
SCK5
DSPI CLK O DA3VPu - L L L DSP control pin (ADSP21487KSWZ-3B)
72 PC4/A20 DSP RST O - - L L L
DSP(ADSP21487KSWZ-3B) reset output
pin (Reset : L)
73 PC3/A19 DSP FLAG0 I Pd - L L L DSP control pin (ADSP21487KSWZ-3B)
74 VCC VCC - - - - - - +3.3V
75 PC2/A18 DSP ICS O DA3VPu - L L L DSP control pin (ADSP21487KSWZ-3B)
76 VSS VSS - - - - - - GND
77 PC1/A17 GRN LED O - - L L L POWER LED control pin(ON:H)
78 PC0/A16 RED LED O - - L L H
POWER/STANDBY LED control pin
(ON:H)
79 PB7/A15/PO31/
TIOCA11/TIOCB11
H/P RLY O - - L L L HEADPHONE RLY control pin
80 PB6/A14/PO30/
TIOCA11
FRONT RLY O - - L L L FRONT Ch RELAY control pin
81 PB5/A13/PO29/
TIOCA10/TIOCB10
HIN SELC O - - L L L
TC74VHC4051AFT control pin. (Control
the detection of HDMI 5V INPUT for
CEC STANDBY. )
82 PB4/A12/PO28/
TIOCA10
TU_SEN O - - L L L TUNER control pin
83 PB3/A11/PO27/
TIOCC9/TIOCD9
C/S RLY O - - L L L
CENTER/SURROUND Ch RELAY control
pin
84 PB2/A10/PO26/
TIOCC9
SB RLY O - - L L L
SURROUND-BACK Ch RELAY control
pin
85 PB1/A9/PO25/
TIOCA9/TIOCB9
D5V POWER O - - L L L
DIGITAL POWER SUPPLY (D3.3V)
control pin (ON:H)
86 P74/ADTRG3# DIR CE O - - L L L DIR control pin (LC89058W-E)
87 P73 DIR DIN O - - L L L DIR control pin (LC89058W-E)
88 P72 DIR DOUT I DA3VPu - I I I DIR control pin (LC89058W-E)
89 P71/CS4#-C/CS5#-C/
CS6#-C/CS7#-C
DIR CLK O - - L L L DIR control pin (LC89058W-E)
90 P70/CS3#-B/
ADTRG2#
DIR RST O - - L L L DIR RESET pin (LC89058W-E)
91 VCC VCC - - - - - - +3.3V
92 PB0/A8/PO24/
TIOCA9
CEC SEL O - - L L L CEC output LINE switching
93 VSS VSS - - - - - - GND
94
PA7/A7/PO23/
TIOCA8/TIOCB8/
TCLKH
NC O/O -/- - L L L Unused
95 PA6/A6/PO22/
TIOCA8
VSEL A I - - I I I
Master Volume rotation detection
pin(Rotary encoder)
177