HP 13255 Technical Information page 13

132~5
Cartridge Tape Module
13255-91032/11
Fev AUG-Ol-76
Table 4.5 Connector Information for Cartridge Electronics peA
================================================================================
connector
and Pin
~O.
==============
Jt 1
Signal
Name
--~~~~~--~~-~-~­
...
-~
...
-------------
T
Signal
Descriptlon
:=============================================
Tachometer ColI, AC S1gnal, Frequency
Depends on Motor Speed
-2
TGNO Tachometer Ground
-3 TeOM Tachometer Coil (Common), DC Level +2.5V
---------~----
-----------_
..
--
----~~-----.-------.---'--~------------~---~--~
J2
-1
TCOM
-2
-3
HEAD-
-4
HEAD GNU
-5
CI
-6
HULE
-7
+5V
-8
+SV RET
-9
L
-to
HEADCT
-11
HEAD+
-12
TGND
-13
-14
Tachometer Coil (Common), DC Level +2.5V
Not Used
Head (-) AC Slgnal, Data Dependent
Head Ground
Neqative True, Cartridge Inserted
Negative True, Hole
+5V Supply
+5V Return
Negative True, Lamp
Head Center Tap, AC Signal, Data
Dependent, Actlve on Write nnly
Head
(+)
AC Signal, Data Dependent
Tachom~ter
Ground
Not Used
Tachometer Coil, AC Siqnal, Frequency
Depends on Motor Speed
============:====================================================================