HP 8340B Manual page 215

Table
E-l.
Motherboard Wiring List
Mnemonic
ADRO
ADR1
ADR2
ADR3
ADR4
AM IN
AMRTN
ATN
ATNAT1
ATNAT2
ATNAT3
ATNAT4
ATN COIL
+
ATNTH1
ATNTH2
ATNTH3
ATNTH4
BIAS S/H PULSE
BVSWP
DAY
DBO
DB1
DB2
DBS
DB4
DBS
Description
INSTRUMENT
I/O
ADDRESS BUS BIT 0
INSTRUMENT
I/O
ADDRESS BUS BIT 1
INSTRUMENT I/O ADDRESS BUS BIT 2
INSTRUMENT I/O ADDRESS BUS BIT 3
INSTRUMENT
I/O ADDRESS BUS BIT 4
AMPLITUDE MODULATION INPUT
AMPLITUDE MODULATION GROUND RETURN
IEEE
488
ATTENTION (ATN)
ATTENUATOR ATTENUATION CARD 1
ATTENUATOR ATTENUATION CARD 2
ATTENUATOR ATTENUATION CARD 3
ATTENUATOR ATTENUATION CARD
4
ATTENUATOR SOLENOID COILS SUPPLY
ATTENUATOR THROUGH CARD 1
ATTENUATOR THROUGH CARD 2
ATTENUATOR THROUGH CARD 3
ATTENUATOR THROUGH CARD 4
BIAS SAMPLE AND HOLD PULSE
BUFFERED 0 TO 10V SWEEP RAMP
IEEE 488 DATA VALID (DAV)
INSTRUMENT
I/O
DATA BUS BIT 0
INSTRUMENT I/O DATA BUS BIT
1
INSTRUMENT I/O DATA BUS BIT 2
INSTRUMENT I/O DATA BUS BIT 3
INSTRUMENT
I/O
DATA BUS BIT 4
INSTRUMENT
I/O DATA BUS BIT 5
Type
DIGITAL
DIGITAL
DIGITAL
DIGITAL
DIGITAL
ANALOG
GROUND
DIGITAL
DIGITAL
DIGITAL
DIGITAL
DIGITAL
POWER SUPPLY
DIGITAL
DIGITAL
DIGITAL
DIGITAL
DIGITAL
ANALOG
DIGITAL
DIGITAL
DIGITAL
DIGITAL
DIGITAL
DIGITAL
DIGITAL
Levels
TTL
TTL
TTL
TTL
TTL
±
1V MAX
0V
TTL
OPEN COLLECTOR
OPEN COLLECTOR
OPEN COLLECTOR
OPEN COLLECTOR
+5V
OPEN COLLECTOR
OPEN COLLECTOR
OPEN COLLECTOR
OPEN COLLECTOR
TTL
lOV/SWEEP
TTL
TTL
TTL
TTL
TTL
TTL
TTL
E-4
Motherboard Wiring List
Change
5
HP 8340B/41B