Pioneer DVR-520H-S, Service Manual

Page: 135 / 174

DVR-520H-S
135
5 6 7 8
5 6
7
8
C
D
F
A
B
E
Pin Function
• Cable Interface Pins
• Link Interface Pins
No. Pin Name I/O Function
39 TpA0p I/O Port 0 twisted pair cable A positive phase I/O
38 TpA0n I/O Port 0 twisted pair cable A negative phase I/O
37 TpB0p I/O Port 0 twisted pair cable B positive phase I/O
36 TpB0n I/O Port 0 twisted pair cable B negative phase I/O
46 TpA1p I/O Port 1 twisted pair cable A positive phase I/O
45 TpA1n I/O Port 1 twisted pair cable A negative phase I/O
44 TpB1p I/O Port 1 twisted pair cable B positive phase I/O
43 TpB1n I/O Port 1 twisted pair cable B negative phase I/O
19 SUS/RES I
Suspend/Resume function select
1 : Suspend/Resume on (IEEE1394a-2000 compliant)
0 : Suspend/Resume off (P1394a draft 1.3 compliant)
32 CPS I
Cable power status
Connect to the cable through a 390 k
Ω
resistor and to the GND through a 100 k
Ω
resistor.
0 : Cable power fail
1 : Cable power on
No. Pin Name I/O Function
8 D0 I/O Data input/output (bit 0)
9 D1 I/O Data input/output (bit 1)
11 D2 I/O Data input/output (bit 2)
12 D3 I/O Data input/output (bit 3)
14 D4 I/O Data input/output (bit 4)
15 D5 I/O Data input/output (bit 5)
17 D6 I/O Data input/output (bit 6)
18 D7 I/O Data input/output (bit 7)
5 CTL0 I/O Link interface control (bit 0)
6 CTL1 I/O Link interface control (bit 1)
63 LREQ I Link request input
2 SCLK O
Link control output clock
LPS 1 : 49.152 MHz output
LPS 0 : Clamp to 0 (The clock signal will be output within 25
µ
sec after change to "0")
59 LPS I
Link power status input
0 : Link power off
1 : Link power on (PHY/Link direct connection)
58 LKON O
Link-on signal output
Link-on signal is 6.1444 MHz clock output.
50 DIRECT I
PHY/Link isolation barrier control input
0 : Isolation barrier
1 : PHY/Link direct connection