TransAct ithaca 700 Series, Maintenance Manual

Page: 26 / 58

Model 750 Series 700 Maintenance Manual
Page 16 Rev H
J1: 14-pin: Connector Board (Fllex cable)
Pin # Signal Description Parameters
1 +24VDC
2 +24VDC
3 +24VDC
Printer Voltage 0.5 A maximum (each)
4 PGND
5 PGND
6 PGND
Printer Ground 0.5 A maximum (each)
7 TXP Printer Transmit
8 RXP Printer Receive
9 COMP Printer Common
Per RS-232C
10 MRESET\ Master Reset Active Low Signal - Optically Isolated
Vin(H) 13 VDC
Vin(L) 0.3-1.2 V @15 mA
11 PRNTR LMP+ Lamp Voltage
12 PRNTR LMP- Lamp Return
0.5 A maximum (each)
13 +VRESET Reset Voltage
13 VDC
±
10% @15 mA
14 N/C No Connect
Table 4 Connector Board Interface to Power Board Interface (flex cable), J1
J2: 14-pin: Connector Board (Discrete Wire)
Pin # Signal Description Parameters
1 +24VDC
2 +24VDC
Printer Voltage 1.5 A maximum (total)
3 PGND Printer Ground 1.5 A maximum (total)
4 TXP Transmit
5 RXP Receive
6 COMP Common
Per RS-232C
7 MRESET\ Master Reset Active Low Signal - Optically Isolated
Vin(H) 13 VDC
Vin(L) 0.3-1.2V @ 15 mA
8 PRNTR LMP+ Lamp Voltage
9 PRNTR LMP- Lamp Return
13 VDC @ 150 mA NOM
(if used with SDG lamp board)
10 +VRESET Reset Voltage
13 VDC
±
10% @15 mA
11 PGND Printer Ground 1.5 A maximum (total)
12 RTSP Printer Request to Send
13 CTSP Printer Clear to Send
14 DTRP Printer Data Terminal
Ready
Per RS-232C
Table 5 Power Board (discrete wire), J2, Molex 70555-0048
All connector views are shown
from the PCB component side.