Juniper Networks J-series Services Router J2320 - Manual (Page 254)

Table 80: X.21 DTE Cable Pinout (continued)
Description LFH-60 Pairing DB-15 Pin LFH-60 Pin
Transmit Data (A) 59 2 60
Control (A) 47 3 48
Receive (A) 2 4 1
Indicate (A) 38 5 37
Signal Element Timing (A) 6 6 5
Signal Ground – 8 57
Transmit Data (B) 60 9 59
Control (B) 48 10 47
Receive (B) 1 11 2
Indicate (B) 37 12 38
Signal Element Timing (B) 5 13 6
– – – 30 to 29
– – – 18 to 17
X.21 DCE Cable Pinout
Table 81: X.21 DCE Cable Pinout
Description LFH-60 Pairing DB-15 Pin LFH-60 Pin
Shield Ground – 1 15
Transmit Data (A) 2 2 1
Control (A) 38 3 37
Receive (A) 59 4 60
Indicate (A) 47 5 48
Signal Element Timing (A) 51 6 52
Signal Ground – 8 57
Transmit Data (B) 1 9 2
Control (B) 37 10 38
Receive (B) 60 11 59
232 ■ Serial PIM Cable Specifications
J2320, J2350, J4350, and J6350 Services Router Getting Started Guide