User's Manual

Fluke 434-II/435-II/437-II
Service Manual
4-18
A/L1
B/L2 C/L3
N
GND
A/L1
B/L2 C/L3
N
CALIBRATOR
POWER
A
DAPTER
BC 430
A
NALYZE
R
INPUT
BLOCK
LO
HI
NORMAL
50 OHM
PIECE
50 OHM
PIECE
50 OHM
PIECE
50 OHM
PIECE
Figure 4-4. Checking the Channel isolation.