Toshiba VT130G1 - Manual (Page 82)

No. PC Board Symbol Function
Factory
Connoction
Ramark«
J2
-In
21
4f
1f: Output froquorwy
X 1
H: Output frequency
X 2
41: Output frequency
X 4
If Note 1
J3
o o o
SO 60
Hz Hz
60 H 2 : M&dmum output
freaueney 60 Hx
$0 Hzi Maximum output
frequency 67 Hz
60 Hz
Voltage ioerezaea
up to 460 V O' 60 Hz
constant 460 V
from 60 to 80 Hz
J5 JS
BUS diacharge
conirot ON
DECEL
Connected
Cut wn«n !
Dynamic Brake *
Option used
NOTE: Other Jumper connections are for factory use. Removing or changing may
cause improper operation.
NOTE 1: If extended frequency ranges are required: A jumper at 2F will raise
the maximum to 120 HZ (or double the original frequency). The testpoint
OF now gives a frequency pulse 576 times output frequency. A jumper at
4F will raise the maximum to 240HZ (or 4 times the original frequency).
The testpoint OF now gives a frequency pulse 286 times output
frequency.
Transformer T1 Troubleshooting
Fuse FU1 blowing can indicate a wiring problem, a bad transformer, or a bad regulator
board. Page 6 of the wiring diagram (main circuit) shows transformer connections and
output voltages.
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