Fluke 93 Service Manual page 159

CORRECTIVE MAINTENANCE
7
.
33
Comp Name
Circ/IC
Scope
Freq. Data Description
H/L/A
9
STOP
10
HLDF
VDC
=
5
11
CLK
12
CLKN
13
CHA
14
VEEt
15
TOUT
16
VCCt
17
VCCs
18
SNGOUT
19
QNDs
20
LEVEL
so kHz
20
Hz
Chanel
switch
Voc = 2-4V
Negativ
power
supply
T
rigge
r-output-ci rcuit
DC-Tngger
output
LF:
sq.
10
kHz
HF:
sq.
500 KHz
Posltlv
power
supply
Trlgger-output-clfcult
Positiv
power
supply
Signal'OUtput-circuit
Output
signal,
Vqc
= 2.3V
GrounP
Si
gnal
-0
utpu1-cu rcu
It
Trigger
level input
21
VEEs
I
0
I
22
VCCc
0
23
VREF
0
24
VEEc
[_
Q
0
25
\
GHDc
^
0
Negativ
power
supply
Signal-output-circuit
Positiv
power
supply
Control-log
Ica-cl
rcu
It
ReFerence
potential
Negativ
power
supply
Control*!
og
Ica-ci rcuit
Ground
control-log
ica-ci rcuit
26 INPa
27
VEEa
28
INPGND
Input signal A,
Vpc =
*17
mV
Negativ
power
supply
Ar>a
log* In put-ci
rcu
It
Ground
input