Tektronix DC5010 Instruction Manual page 5

TABLE OF CONTENTS (cont)
Page
Section 4 C:ALIBRATION (cont)
Check RISEIFALL lnput Impedance:
50
Q.
+
3%. 1 MQ. 500 kQ.
+
2%
. . . . .
(60 MHz sinewave at high level)
4-8
Check the lnput Sensitivity:
X I Attenuator. DC and AC Coupled;
. . . . . . . . . . . . . . .
50
Q
4 7 0 mV p-p:
4-8
Check the lnput Sensitivity:
X5 Attenuation. DC and AC Coupled;
50
Q
~ 3 5 0 mV p-p
. . . . . . . . . . . . . . .
4-9
Check lnput Sensitivity:
X I Attenuation. DC and AC Coupled;
. . .
1 MQ. ~ 4 2 mV p-p at ~ 3 0 0 MHz
4-1 0
Check lnput Sensitivity:
X5 Attenuation. DC and AC Coupled;
. . . . .
1 MQ. ~ 3 5 0 mV at ~ 2 0 0 MHz
4-10
Check lnput Sensitivity:
X I Attenuation. DC and AC Coupled;
. . . . . .
1 MQ. ~ 7 0 mV at ~ 2 0 0 MHz 4-1 1
Check lnput Sensitivity:
X5 Attenuation. DC and AC Coupled;
1 MQ. ~ 2 1 0 mV p-p at ~ 3 0 0 MHz
.
.
4-1 1
Check Width A: Range G 4 ns;
Minimum Time Stop Edge To
. . . . . . . . . . . . . .
Start Edge. ~ 8 . 5 ns
4-1 2
Check EVENTS B DUR A
Minimum Pulse Width.
. . . . . . . . . . . . .
~ 4 . 0 n s a n d ~ 8 . 5 n s 4-12
Check Delay Mismatch: Int. G 2 ns
. .
4-12
Check Minimum TIME B
- ,
A.
~ 1 2 . 5 ns
. . . . . . . . . . . . . . . . . . . . . .
4-12
. . . . . . . .
Check Probe Compensation 4-1 4
Check the GPlB Bus
. . . . . . . . . . . .
Through the Controller 4-1 4
ADJUSTMENT PROCEDURE
Introduction
. . . . . . . . . . . . . . . . . . . . .
4-1 5
Test Equipment Required
. . . . . . . . . .
4-1 5
PRELIMINARY CONTROL
SETTINGS
. . . . . . . . . . . . . . . . . . . . .
4-1 5
Preparation
. . . . . . . . . . . . . . . . . . . . .
4-1 5
Check the Digital Board
+
12 V
Accuracy (
+
2%)
. . . . . . . . . . . . . . . . .
4-1 5
Check the Digital Board -1 2.2 V
Accuracy (
+
2%)
. . . . . . . . . . . . . . . . .
4-1 5
Check the Digital Board +5 V
Accuracy (
k
2%)
. . . . . . . . . . . . . . . . .
4-1 5
Check the Digital Board +2.5 V
(V,) Accuracy (
+
1 %)
. . . . . . . . . . . . .
4-1 5
Page
Section 4 CALIBRATION (cont)
Check the Analog Board +5 V
. . . . . . . . . . . . . . . . .
Accuracy (
+
2%) 4-16
Check the Analog Board
+
12 V
. . . . . . . . . . . . . . . . .
Accuracy (+ 2%) 4-16
Check the Analog Board -5 V
Accuracy (
+
5%)
. . . . . . . . . . . . . . . . .
4-16
Adjust the Standard Timebase
Accuracy. C1521. Osc Adj
. . . . . . . . .
4-16
Adjust the Optional Timebase
Accuracy. Y1 530
. . . . . . . . . . . . . . . .
4-16
Adjust R1205. A Off. and R1207.
B Off
. . . . . . . . . . . . . . . . . . . . . . . . . .
4-16
Adjust R1206. B Rng. and R1204.
A Rng
. . . . . . . . . . . . . . . . . . . . . . . . .
4-17
Adjust AT1 505 (Channel A) and
AT1 533 (Channel B).
Attenuator Compensation
. . . . . . . . .
4-17
Adjust AT1 505 (Channel A) and
AT1 533 (Channel B). Attenuator
Input Capacitance
. . . . . . . . . . . . . . . .
4-18
Adjust ECL Threshold Reference
. . . .
4-18
Section
5
MAINTENANCE
Static-Sensitive Components
. . . . . . .
5-1
Test Equipment
. . . . . . . . . . . . . . . . . .
5-1
Circuit Board Removal
and Replacement
. . . . . . . . . . . . . . . .
5-2
Magnetic Latch Relays
. . . . . . . . . . . .
5-2
Cleaning Instructions
. . . . . . . . . . . . .
5-4
Obtaining Replacement Parts
. . . . . . .
5-4
Ordering Parts
. . . . . . . . . . . . . . . . . .
5-5
Soldering Techniques
. . . . . . . . . . . . .
5-5
Interconnecting Pins
. . . . . . . . . . . . . .
5-5
Square Pin Assemblies
. . . . . . . . . . . .
5-5
Bottom Entry and Side Entry
Circuit Board Pin Sockets
. . . . . . . . .
5-6
Multipin Connectors
. . . . . . . . . . . . . .
5-6
. . . .
REAR INTERFACE CONNECTORS 5-7
Functions Available at Right Rear
Interface Connector (PI 600)
. . . . . . .
5-7
Functions Available at Left Rear
Interface Connector
(P1820)
. . . . . . . . . . . . . . . . . . . . . . . .
5-8
GPlB Rear lnterface Connector
(P1001)
. . . . . . . . . . . . . . . . . . . . . . . .
5-8
Functions Available at GPlB
Connector
. . . . . . . . . . . . . . . . . . . . . .
5-8
REV DEC 1982
iii