4 - 12
4-7 CONV-CTRL BOARD ADJUSTMENT
OUTPUT
VOLTAGE
LIMITTER
OUTPUT
VOLTAGE
LIMITTER
ADJUSTMENT
ADJUSTMENT
ADJUSTMENT CONDITION
MEASUREMENT
VALUE
POINT
UNIT
LOCATION
UNIT
ADJUST
1
1
2
1
1
2
• Pre-set R14 and R84 to maxi-
mum counterclockwise position.
• Pre-set R79 and R89 to center
position.
• Connect a valiable load-resistor
between W3, W4, W14, W15 and
W5, W6, W16, W17.
• Set R79 to maximum counter-
clockwise position.
• Input AC voltage
: 100 V AC
• Input AC voltage
: 100 V AC
• Connect a load-resistor between
W3, W4, W14, W15 and W5, W6,
W16, W17.
• Set R89 to maximum counter-
clockwise position.
CONV-
CTRL
CONV-
CTRL
CONV-
CTRL
CONV-
CTRL
Connect a DC volt-
meter between W3,
and W6.
Connect an amme-
ter between W3,
W4, W14, W15 and
valiable load-resis-
tor.
Connect a DC volt-
meter between W3,
W4, W14, W15 and
W5, W6, W16, W17.
Connect a DC volt-
meter between W3
and W6.
Connect an amme-
ter between W3,
W4, W14, W15 and
valiable load-resis-
tor.
Connect a DC volt-
meter between W3,
W4, W14, W15 and
W5, W6, W16, W17.
45 V
52 A
Point just before the
output voltage drops.
40 V
35 A
Point just before the
output voltage drops.
CONV-
CTRL
CONV-
CTRL
CONV-
CTRL
CONV-
CTRL
R14
R79
R84
R89
NOTE:
Input above 20 A current when adjusting this item, stop the power supply and must
wait until Q1–Q3 on the ACTFIL unit are cool down.
Variable load-
resistor
Variable load-
resistor
Summary of Contents for IC-PW1
Page 1: ...SERVICE MANUAL ADDENDUM CONTENTS PARTS LIST 1 BOARD LAYOUTS 16 VOLTAGE DIAGRAM 18 Mar 2011 ...
Page 24: ...SERVICE MANUAL ADDENDUM CONTENTS PARTS LIST 1 BOARD LAYOUTS 16 Jun 2010 ...
Page 42: ...SERVICE MANUAL ADDENDUM CONTENTS PARTS LIST 1 BOARD LAYOUTS 16 VOLTAGE DIAGRAM 18 Apr 2010 ...
Page 96: ...HF 50 MHz ALL BAND LINEAR AMPLIFIER iC PW1 ...
Page 175: ...MNF F1 EP2 TO REGRELAY BOARD MLF EP1 F2 TO REGRELAY BOARD EP35 I N FG 8 19 FIL AC BOARD 8 20 ...
Page 201: ...A 5449MZ S 3 1999 Icom Inc 1 1 32 Kamiminami Hirano ku Osaka 547 0003 Japan Count on us ...