Keithley 705 Instruction Manual page 6

3
5
Maintenance
IEEE Bus Operation
Introduction .........................................................................................................................................................
3-I
Soltwarc Considcrstions .............................................................................................................................. 3- !
HP-85 BASIC Statements
........................................................................................................................... .3- I
Interface Function Codes .............................................................................................................................
3-2
Model 705 Interface Commands.. ...............................................................................................................
i-.3
IEEE-388 Bus Lines ............................................................................................................................................
.3-?
Bus Management Lines.. .............................................................................................................................
3-3
Handshake
Lines .........................................................................................................................................
3-J
Data Lines.. ..................................................................................................................................................
.3-J
System Set up Procedure.. ...................................................................................................................................
3-4
Bus Commands ....................................................................................................................................................
j-5
Uniline Commands.. ....................................................................................................................................
.3-5
Universal Commands ..................................................................................................................................
3-6
Addressed Commands.. . . .........................................................................................................
3-7
-
....................
Device-Dependent
Commands ................................... .........................................................................................
3-8
-
Display Mode ..............................................................................................................................................
1-8
-
Program (Scan) hlode.. ..............................................................................................................................
3- 12
Prefix .........................................................................................................................................................
3-12
.
EOI ............................................................................................................................................................
3-12
-
Bus Response hlodc (SRQ I .......................................................................................................................
.?- 13
Trigger Modes ..........................................................................................................................................
3-35
.
Programmable Terminator
I Y). .................................................................................................................
3-15
Inputs .........................................................................................................................................................
i-15
-
Status Byte Format ............................................................................................................................................ 3-23
Status Word (UO). .............................................................................................................................................
3-23
.
Front Panel Programs ........................................................................................................................................
3.24
_
Front Panel Error Messages ...............................................................................................................................
3-24
.
IDDC Error ................................................................................................................................ ................
1-25
.
No Remote Error.. .....................................................................................................................................
3-25
.
Scanning
Program .............................................................................................................................................
3-25
-
Theory of Operation
Introduction .........................................................................................................................................................
4- I
Power Supply.. .....................................................................................................................................................
4 I
Microcomputer ....................................................................................................................................................
4- I
Display Circuit.. ...................................................................................................................................................
4-3
IEEE-488 Interface Circuitry .............................................................................................................................. 4-3
Introduction
5-l -
...................... ...................................................................................................................................
Fuse Replacement
4-I
.................................................................................................................................................
Lint Voltage Selection ........................................................................................................................................
S-l
Disassembly ............................................................................................................
: ............................................ 5-1
Troubleshooting.. .................................................................................................................................................
5-3
Digital Self Test.. .............................................................
....................................................................................
5-3 _
Battery Charge .....................................................................................................................................................
5-3