Tektronix 634, Instruction Manual

Page: 19 / 29

Operating Instructions—634 Operators
®
®
1 HIS INSTRUMENT COMPLIES AS OF DATE OF MANUFACTURE WITH APPlICABLE
DHEW STANDARDS UNDER RADIATION CONTROL FOR HEALTH AND SAFETY ACT OF 1968
MAX INPUT
XjVOLTAGE±5V
7512
TERMINATION
o o o
BLANKING
REMOTE
PROGRAM
VIDEO
INPUT
THIS INSTRUMENT IN WHOLE OR IN
PART MAY BE PROTECTED BY ONE
OR MORE U.S. OR FOREIGN
PATENTS OR PATENT APPLICATIONS
INFORMATION PROVIDED ON REQUEST
BY TEKTRONIX.INC P.O BOX 500
BEAVERTON,OREGON 97077
SYNC
o o o
: ACTURED
PIN
NO.
INPUT
VOLTAGE RANGE
MAX
LOAD
CURRENT OPT 20
1 +8.1 TO + 9.9 0 3A
2 GND- POWER
3
19 8 TO 24 2 0.7A
4
+ 20 7 TO +25 3 1.OA
5 GND CHASSIS
6 N.C.
®-
®-
EXT SYNC (Option 11 only)—Provides a means to connect external signals for synchronizing the Monitor.
VIDEO INPUT — Provides a means to connect a video signal to the Monitor. A video signal connected to either of the
two BNC connectors will be properly terminated when the 75 Q TERMINATION switch is in the ON position. Several
Monitors can be operated from a single video source by connecting them in series (utilizing the unused connector)
and setting the 75 Q TERMINATION switch to the OFF position.
®-
®-
TTL BLANKING — Provides a means to connect an external TTL zero level for screen blanking.
REMOTE PROGRAM (Option 16 only) — Multi-pin connector provides for remote control of
the
BRIGHTNESS,
CONTRAST, and FOCUS controls; a video reverse switch (Option 13 only), and remote inputs for the video, external
sync (Option 11 only), and TTL Blanking signals.
EXTERNAL-POWER INPUT CONNECTOR — Provides a means to connect power to the Monitor from an external
source. Pin 1, +9 V de; pin 2, supply common; pin 3, -22 V de; pin 4, +23 V de; and pin 5, protective grounding.
2561-36
Figure 2-3. Option 20 rear-panel controls and connectors.
2-4