![background image](http://html1.mh-extra.com/html/keithley/7999-4/7999-4_instruction-manual_4071817036.webp)
Component layout
The following component layout drawing is provided on the following page:
•
Component layout drawing: 7999-4-100
Table 5-1
Parts list—electronic components
Circuit designation
Description
Keithley part no.
C105, C114
CAP, 33PF, 10%, 100V, CERAMIC
C-451-33P
C106
CAP, 0.1UF, 20%, 50V, CERAMIC
C-418-.1
C107, C108,
C115–C119
CAP, 0.1UF, 10%, 25V, CERAMIC
C-495-.1
C110, C112, C113
CAP, 10UF, 20%, 25V, TANTALUM
C-440-10
CR101–CR103
DIODE, DUAL SWITCHING
RF-82
DS101
PILOT LIGHT, GREEN, LED
PL-78
J1001, J1005
LATCHING HEADER, FRICTON, SGL ROW
CS-724-3
J1003 (cable)
CABLE ASSEMBLY
CA-27-20D
J1006–J1009
CONN, BERG
CS-339
J1010
CONN, HORIZ, RECEPTACLE 3-PIN
CS-943-3
J1011
CONN, RT ANGLE, MALE, 9-PIN
CS-761-9
Q101
TRANS, NPN SILICON
TG-389
R103, R107–R110,
R115–R118
RES, 10K, 1%, 100mW THICKFILM
R-418-10K
R104
RES, 4.02K, 1%, 100mW THICKFILM
R-418-4.02K
R111, R112, R114
RES, 4.75K, 1%, 100mW THICKFILM
R-418-4.75K
R113
RES, 10M, 5%, 125mW METAL FILM
R-375-10M
RV110
TRANSIENT VOLTAGE SUPRESSOR
VR-12
RV120
TRANSIENT VOLTAGE SUPRESSOR
VR-11
U107
IC, UNDERVOLTAGE SENSE CIRCUIT
IC-1067
U108
IC, RS-232 LINE DRIVER/RECEIVER
IC-1129
U105
IC, 8-BIT MICRO PROCESSOR
7999-4-800A01
U106
IC, +5V REGULATOR, 500mA
IC-93
VR101
DIODE, ZENER, 6.2V
DZ-97
Y101
CRYSTAL, 4MHZ
CR-36-4M
Содержание 7999-4
Страница 1: ...Contains Operating and Servicing Information Model 7999 4 Microwave Switch Instruction Manual...
Страница 12: ...1 GeneralInformation...
Страница 16: ...2 Connections...
Страница 22: ...3 Operation...
Страница 25: ...3 4 Operation 1 1 Figure 3 2 Jumper location...
Страница 29: ...4 ServiceInformation...
Страница 34: ...5 ReplaceableParts...
Страница 38: ......
Страница 41: ...Keithley Instruments Inc 28775 Aurora Road Cleveland Ohio 44139 Printed in the U S A...