Pioneer DVR-104, Service Manual

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DVR-104
56
1 2 3 4
1 2 3 4
C
D
F
A
B
E
Pin Function
No. Pin Name I/O Pin Function
1 GND
−
GND
2 GND
−
GND
3 3.3V Vdd
−
+3.3V
4 MPXPA I Multiplex/Parallel bus select signal "H": Multiplex
5 PORT_C0 I/O General-purpose I/O port (port C0)
6 TESTP0 I/O Test pin (bit 0)
7 TESTP1 I/O Test pin (bit 1)
8 TESTP2 I/O Test pin (bit 2)
9 TESTP3 I/O Test pin (bit 3)
10 TESTP4 I/O Test pin (bit 4)
11 TESTP5 I/O Test pin (bit 5)
12 TESTP6 I/O Test pin (bit 6)
13 TESTP7 I/O Test pin (bit 7)
14 XIORDCB O IORD signal between R4 and Combo DSP
15 DREQCB I DMA data request signal between R4 and Combo DSP
16 DMAD0 I/O DMA data bus (bit 0) for Combo DSP
17 DMAD1 I/O DMA data bus (bit 1) for Combo DSP
18 DMAD2 I/O DMA data bus (bit 2) for Combo DSP
19 DMAD3 I/O DMA data bus (bit 3) for Combo DSP
20 DREQWM I DMA data request signal between R4 and WM chip
21 XACKWM O DMA data acknowledge signal between R4 and WM chip
22 DTWM0 I/O DMA data bus (bit 0) for WM Chip
23 DTWM1 I/O DMA data bus (bit 1) for WM Chip
24 DTWM2 I/O DMA data bus (bit 2) for WM Chip
25 DTWM3 I/O DMA data bus (bit 3) for WM Chip
26 GND
−
GND
27 2.5V Vdd
−
+2.5V
28 OPCTRG O Trigger signal output for OPC power switch
29 ENCDONP O ECC encode end pulse
30 TESTP8 I/O Test pin (bit 8)
31 TESTP9 I/O Test pin (bit 9)
32 TESTP10 I/O Test pin (bit 10)
33 TESTP11 I/O Test pin (bit 11)
34 PWM3_A O PWM3 output 1
35 PWM3_B O PWM3 output 2
36 PWM3_C O PWM3 output 3
37 PWM3_D O PWM3 output 4
38 CDOEICG I/O Gain switching signal of OEIC for CD
39 MIRR_IN I/O MIRR input signal
40 TMODE I Test mode switching pin Connect to "GND" normally.
41 BUNRI I Chip test pin Connect to "GND" normally.
42 TMC1 I Chip test pin Connect to "GND" normally.
43 TMC2 I Chip test pin Connect to "GND" normally.
44 TSEL0 I Mode setting pin at the test mode Set the mode (15:0) at TSEL (3:0) pin.
45 TSEL1 I Mode setting pin at the test mode Set the mode (15:0) at TSEL (3:0) pin.
46 TSEL2 I Mode setting pin at the test mode Set the mode (15:0) at TSEL (3:0) pin.
47 TSEL3 I Mode setting pin at the test mode Set the mode (15:0) at TSEL (3:0) pin.
48 NRZIEN_M O NRZI EN output (MOD output)
49 NRZI_M O NRZI output (MOD output)
50 3.3V Vdd
−
+3.3V
51 GND
−
GND
52 GND
−
GND
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