Denon AVR-4810, Service Manual

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AVR-4810CI/AVR-4810
18 P82/INT0 SUB BDOWN I -
E ↓& L
- Z - - Z Power down detect (Power down: L)
19 P81 IP RST O C - - - Z O/H O/H Z
IP CONV(ABT1030) reset (1610 NC)
20 P80/(RXD5) GUI WRITE O C - - - Z O/L - O/L GUI ROM rewrite control (ACTIVE"L")
21 P77/(CLK5) /TDO I - - - - Z O/L O/L Z /PLDrewrite control (JTAG)
22 P76/(TXD5) A PLD CS /TMS/
"D/M" O C - - - Z O/L - O/L A PLD control pin /PLD rewrite (JTAG)/DENON
WRITTER/For MITSUBISHI rewrite distinction
(DW="L")
23 P75 A PLD DATA/TDI O C - - - Z O/L O/L Z A PLD control pin /PLDrewrite control (JTAG)
24 P74 A PLD CLK/MTCK O C - - - Z O/L O/L Z A PLD control pin /PLDrewrite control (JTAG)
25 P73/CTS2 ANALOG VIDEO
POWER O C - - - Z O/L O/L Z VIDEO power ON/OFF control (H: ON)
26 P72/CLK2 DIGITAL POWER O C - - - Z Z - Z DIGITAL power ON/OFF control (H: ON)
27 P71/RXD2/
SCLMM HSCL(400k) I/O N - - CEC3VPu Z O/L O/L O/L VIDEO I2C- IP CONV(ABT1030)/
HDMI_RECEIVER(ADV7840)/HDMI
TRANSMITTER1 (ADV7510)
28 P70/TXD2/
SDAMM HSDA(400k) I/O N - - CEC3VPu Z O/L O/L O/L VIDEO I2C- IP CONV(ABT1030)/
HDMI_RECEIVER(ADV7840)/HDMI
TRANSMITTER1 (ADV7510)
29 P67/TXD1 TXD O C - - SCPU3VPu Z - - Z Data transfer output to outside
30 P66/RXD1 RXD I - Lv - SCPU3VPu Z - - Z Data receive input from outside
31 P65/CLK1 FGAIN O C - - - Z - O/L Z FGAIN control pin
32 P64/CTS1 CFSEL0 I - Lv - Ed Z - - Z ENCDODER output set (480p/576p: H)
33 P63/TXD0 SOMI O C - - - Z - - Z
MAIN-SUB μ com comm. control pin
34 P62/RXD0 SIMO I - - - - Z - - Z
MAIN-SUB μ com comm. control pin
35 P61/CLK0 CLK SIMO I - - - - Z - - Z
MAIN-SUB
μ
com comm. control pin
36 P60/CTS0 REQ SOMI O C - - - Z - - Z
MAIN-SUB μ com comm. control pin
37 P57 1TMDS SW RST O C - - SCPU3VPu Z O/H - Z HDMI SWITCHER ADV3002 Reset pin
38 P56 HPD2 O C - - - Z O/L - Z HD DET control pin
39 P55/EPM ADC RST/EPM O C - - Ed Z - - Z AD(PCM1804) control pin /Rewrite boot start : L
input set
40 P54 CEC_OUT O C - - - Z O/L - Z CEC-Dsignal output pin
41 P53 MONI DIS O C - - Z O/L O/L Z COMPONENT MONITOR OUT output control pin
42 P52 FPGAWRITE O C - - - Z O/L O/L Z AUDIO FPGA rewrite control (ACTIVE"L")
43 P51 VSEL C2 O C - - - Z O/L O/L Z GUI built-in VIDEO SW control pin
44 P50/CE CECSEL/CE/DSP
BOOT O/I C - - SCPU3VPu Z O/L - Z CEC output LINE control/Rewrite boot program
start : L input set: Çg input set
45 P47/(TXD7)/
SDA7 VSDA I/O C - - DV3VPu Z O/L - O/L ENCODER ADV7340 I2C/COMPONENT
SELECT IC(NJW1321FP1)
46 P46/(RXD7)/
SCL7 VSCL I/O C - - DV3VPu Z O/L - O/L ENCODER ADV7340 I2C/COMPONENT
SELECT IC(NJW1321FP1)
47 P45/(CLK7) HPD1 O C - - Pd Z O/L - Z HD DET control pin
48 P44 Z2 SYNCDET I - - - SCPU3VPu Z - - Z ZONE2 SyncDet pin
49 P43 HDMI A.SEL O C - - - Z O/L O/L Z HDMI AUDIO control (H: FDSP route, L: FHDMI
Rx
→ Tx through)
50 P42 Z2SSIG.DET I - Lv - SCPU3VPu Z I I Z ZONE2 S signal detect input (Connected: H)
51 P41 CEC POWER O C - - - Z O/L O/H Z
H:CEC STANDBY Power ON
52 P40 DSP3 FLAG0 I - Lv - - Z O/L - Z DSP3 control pin (ADSP-21367)
53 P37 HDMIR_RST O C - - - Z O/H - Z
HDMI RECEIVER(ADV7840) reset
54 P36 1TX RST O C - - SCPU3VPu Z O/H - Z HDMI TRANSMITTER1 (ADV7510) reset
55 P35 2TX RST O C - -
SCPU3VPu
Z O/L O/L Z
HDMI TRANSMITTER2 (ADV7510) reset
56 P34 Z1 SSIGDET I - Lv - SCPU3VPu Z - - Z S signal detect input (Connected: H)
57 P33 DSP3 RST I - Lv - - Z O/L - Z
DSP3(ADSP-21367) reset output pin
58 P32 DAC MDI O C - - - Z O/L O/L Z DAC control pin (ASK4358)
59 P31 DAC MC O C - - - Z O/L O/L Z
DAC control pin (ASK4358)
60 VCC VCC - - - - - - - - - +3.3V
61 P30 DAC MS O C - - - Z O/L O/L Z
DAC control pin (ASK4358)
62 VSS VSS - - - - - - - - - GND
63 P27 DAC RST O C - - - Z O/H O/L Z
DAC control pin (ASK4358)
64 P26 DIG VIDEO
POWER O C - - - Z O/L MODE1=O/H
MODE2=O/L
Z DIGITAL VIDEO power control pin
65 P25/INT7 2TX INT I - Lv -
CEC3VPu
Z - - Z
HDMI OUT2 signal detect input (HDMI TRANS1
ADV7510)
66 P24/INT6 1TX INT I - Lv - CEC3VPu Z - - Z HDMI OUT1 signal detect input (HDMI TRANS1
ADV7510)
67 P23 HPD6 O C - - - Z O/L - Z
HD DET control pin
68 P22 VEXP STB O C - - - Z O/L O/L Z VIDEO expander control pin output(MC14094)
69 P21 VEXP OE O C - - - Z O/L O/L Z
VIDEO expander control pin output(MC14094)
70 P20 VEXP CLK O C - - - Z O/L O/L Z VIDEO expander control CLK output(MC14094)
71 P17/INT5 ADVINT1 I -
E ↓& L
- - Z - - Z
HDMI RECEIVER(ADV7840)INT1 output
72 P16/INT4 ADVINT2 I -
E ↓& L
- - Z - - Z HDMI RECEIVER(ADV7840)INT2 output
73 P15/INT3 ADVINT3 I -
E
↓&
L
- - Z - - Z HDMI RECEIVER(ADV7840)INT3 output
Pin Pin Name Symbol I/O Type Det
Op
(Int.)
Pu/Pd
(Ext.)
Res PURE D
CEC
STBY
P.OFF Function