GE Corometrics 172

5-4 170 Series Monitor Revision C
2000947-004
Theory of Operation: Functional Overview
* Active low.
Table 5-2. Recorder Printhead Connector
Pin Number Signal Name
Signal Type
(Relative To Recorder
Board)
Signal Description
1 +24V Input +24 Volts for Recorder
2 +24V Input +24 Volts for Recorder
3 +24V Input +24 Volts for Recorder
4 +24V Input +24 Volts for Recorder
5 HGND Input Ground for +24V
6 HGND Input Ground for +24V
7 HGND Input Ground for +24v
8 HGND Input Ground for +24V
9 HGND Input Ground for +24V
10 +5v Input +5V for Logic
11 NC No Connection
12 NC No Connection
13 STB0* Input Head Strobe 0
14 STB1* Input Head Strobe 1
15 STB2* Input Head Strobe 2
16 STB3* Input Head Strobe 3
17 BSCK Input Head Serial Clock (3.07 MHz)
18 LD* Input Head Load Line
19 PDATA Input Head Serial Data
20 NC No Connection