HP 8341b - Page 500

Table
E-l.
Motherboard
Wiring
List
Mnemonic
HADCEN
HCEN
HENDKICK
HFILYO
HINT
HIPMOD
DRV
HLBW
HLBO
HLB1
HLB2
HLEY
HLE2
HMRKR
HMTR
HNUP
HOVC
HPLSEN
HPUP
HRFON
HSP
HSTD
HULH
HULM
HULR
HULY
HUL1
HUL2
Description
A.D.C-
CONVERT ENABLE
YO DELAY
COMPENSATION
ENABLE
YO AND YTM
KICK PULSE COMPLETE
FILTER YO ENABLE
INTERNAL/EXTERNAL LEVELING CONTROL
HIGH BAND
PULSE MODULATOR
DRIVE
ALC LOOP
BAND WIDTH CONTROL
ENCODED
BAND INFO BIT
0
ENCODED
BAND INFO BIT
1
ENCODED BAND
INFO
BIT 2
LOCK
ENABLE FOR YO LOOP
LOCK
ENABLE TO PLL2
MARKER
ASSERTED
EXTERNAL
METER LEVELING
CONTROL
NEGATIVE
POWER SUPPLIED UP
SIGNAL
INTERNAL 10 MHZ STANDARD TEMP ERROR
PULSE MODULATION ENABLED
POSITIVE
POWER SUPPLIES
UP SIGNAL
RF OUTPUT POWER ON
SWEEP
IN
PROGRESS
INTERNAL 10
MHZ
STANDARD ENABLE
3 7 GHZ
OSCILLATOR UNLOCKED
M/N
OSCILLATOR UNLOCKED
REFERENCE
OSCILLATOR
UNLOCKED
YO
2-7
GHZ
OSCILLATOR UNLOCKED
PLL1
OSCILLATOR UNLOCKED
PLL2 OSCILLATOR UNLOCKED
Type
DIGITAL
DIGITAL
DIGITAL
DIGITAL
DIGITAL
ANALOG
DIGITAL
DIGITAL
DIGITAL
DIGITAL
DIGITAL
DIGITAL
DIGITAL
DIGITAL
DIGITAL
ANALOG
DIGITAL
DIGITAL
DIGITAL
DIGITAL
DIGITAL
DIGITAL
DIGITAL
DIGITAL
DIGITAL
DIGITAL
DIGITAL
Levels
TTL (HIGH TRUE)
TTL (HIGH TRUE)
TTL (HIGH TRUE)
TTL
(HIGH TRUE)
TTL
(HIGH TRUE)
PIN DIODE
CURRENT
TTL (HIGH TRUE)
TTL (HIGH
TRUE)
TTL (HIGH
TRUE)
TTL (HIGH TRUE)
TTL
(HIGH TRUE)
TTL (HIGH TRUE)
TTL (HIGH
TRUE)
TTL
(HIGH TRUE)
TTL (HIGH
TRUE)
+3V
-
OVEN WARM
TTL
L(HIGH
TRUE)
TTL (HIGH TRUE)
TTL
(HIGH TRUE)
TTL
(HIGH TRUE)
TTL
(HIGH
TRUE)
TTL (HIGH TRUE)
TTL (HIGH
TRUE)
TTL
(HIGH
TRUE)
TTL (HIGH TRUE)
TTL (HIGH TRUE)
TTL
(HIGH TRUE)
E-10
Motherboard Wiring
List
HP
8340B/41B