Denon DVD-3910, Service Manual

Page: 65 / 238

65
DVD-3910
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
51
P41 EXT_INT
SPDIF OUTPUT CONTROL H=EXT IN, L=INT
52 P40 SW_HGAIN SUB WOOFER HGAIN
53 P37 BUSYEPROM DSP CONTROL (SPARE)
54 P36 VPP NORMAL: "H" FLASH WRITING FOR DSP: "L"
55
P35 DSP_RST
DSP RESET OUTPUT TERMINAL (RESET: "L")
56
P34 ROMRST
MEMORY RESET FOR DSP (RESET: "L")
57 P33 DSPOSCON XTAL CONTROL PORT FOR DSP H=ON, L=OFF
58 P32 FLUG 0A E2ROM CHIP SELECT CONTROL FOR DSP
59 P31 FLUG 1A NOT USED
60 VCC POWER INPUT 3
POWER INPUT 4
I IMPRESS: 2.4-3.6V
61
P30 FLUG 2A
FLUG 3A
DSP CHECK FLAG (FLAG 2A) Normal="L"
62
VSS
IMPRESS: 0V
63 P27 I/O Special Flag for ROM update (ADSP 21061L-A: FLAG 3A)
64 P26 +3.3V_ON/OFF I/O
I/O
I/O
H=ON, L=OFF
65 P25 232CONT1
232CONT2
I/O 232C/1394 COMMUNICATION PATHWAY SWITCHING OUTPUT 1
232C/1394 COMMUNICATION PATHWAY SWITCHING OUTPUT 2
66
P24
I/O
67
P23 HD_2ch/Mch
HD_ON/OFF
I/O HDMI CONTROL 2ch (Low)/Mch (High)
68 P22 I/O HDMI CONTROL ON (Low)/OFF (High)
69 P21 LED1 I/O LED CONTROL (AL24)
LED CONTROL (D.L.) 70 P20 LED2 I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
71
P17 P_DED2
POWER CHECK SPARE TERMINAL
72
P16 ROM_CONT2
NOT USED
73 INT3 INTERRUPT IEEE 1394 INTERRUPT DETECTION PORT
74 P14 LED3
LED4
LED CONTROL (DVD)
LED CONTROL (SACD) 75 P13
76 P12 G_LED POWER INDICATOR LED (Green) CONTROL L: ON/H: OFF
77
P11 HD_HOKEN1
HD_HOKEN2
HDMI CONTROL
78 P10 HDMI CONTROL
79 P07 PLL_RST RESET OUTPUT FOR PLL_IC / H=NEGATE , L=ASSERT
80 P06 PDET POWER DETECT SIGNAL / H=ON , L=OFF
81 P05 RST RESET OUTPUT FOR PERIPHERAL DEVICE / H=NEGATE , L=ASSERT
82
P04 BE_ON
BE STATUS DETECT SIGNAL / H=ACTIVE , L=STANBY
83
P03 1394_ON/OFF
+3.3V' POWER ON/OFF CONTROL SIGNAL FOR 1394 / H=ON , L=OFF
84 P02 1394_YOBI 1394 SPARE TERMINAL
85 P01 CL_SW CLOSE_SW DETECT SIGNAL / H=NOT CLOSE , L=CLOSE
86 P00 OP_SW OPEN_SW DETECT SIGNAL / H=NOT OPEN , L=OPEN
87
P107 R_LED
POWER INDICATOR LED (Red) CONTROL L: ON/H: OFF
88
P106 ON/ST
POWER ON/OFF CONTROL SIGNAL / H=POWER_ON , L=STANBY
89 AN5 JOG1 JOG SELECT
90 AN4 JOG2 JOG SELECT
91 AN3 REG REGION DETECT SIGNAL
92
AN2 KEY2
KEY SCAN 2
93
AN1 KEY1
KEY SCAN 1
94 AVSS ANA POWER I POWER INPUT TERMINAL FOR A-D CONVERTER Vss CONNECTION
POWER INPUT TERMINAL FOR A-D CONVERTER Vcc CONNECTION
95 AN0 KEY0 KEY SCAN 0
96 VREF REFERENCE I REFERENCE VOLTAGE INPUT TERMINAL FOR A-D CONVERTER
97 AVCC ANA POWER I
98
SIN4 DSPMISO
DSP CONTROL TERMINAL
DSP CONTROL TERMINAL
DSP CONTROL TERMINAL
99 SOUT4 DSPMOSI
100 CLK4 DSPSPICLK
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