RCA RDR9000

Service Manual 5. Interface Description
22
TX Board J5001: to Control Head 20-Pin Connector (J101)
Pin No.
Name
Function
1
GND
Ground
2
NC
NC
3
NC
NC
4
NC
NC
5
NC
NC
6
OMAP_RST
Reset signal for control head CPU
7
SYNC
Sync signal
8
F_USB_D-
USB
9
F_USB_D+
10
NC
NC
11
GND
Ground
12
OMAP_UART0_RXD
UART
13
OMAP_UART0_TXD
14
NC
NC
15
NC
NC
16
NC
NC
17
INT_SPK-
Control head speaker
18
INT_SPK+
19
5VD
5V power for control head
20
5VD
Table 5-2 TX Board J5001: to Control Head 20-Pin Connector (J101)