Table of Contents
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1.
OPERATING INSTRUCTIONS
2.
2-1. GENERAL ............................................................................................... 2-1(E)
2-2. POWER SUPPLY CIRCUIT .................................................................... 2-1(E)
2-3. INPUT MODE .......................................................................................... 2-1(E)
2-4. OUTPUT MODE ...................................................................................... 2-2(E)
3.
4.
4-1. MAIN UNIT (IFB-12 (OLD)) ....................................................................... 4-1
4-2. MAIN UNIT (IFB-12 (NEW), IFB-12A) ..................................................... 4-2
5.
6.
7.
7-1. SCHEMATIC DIAGRAMS AND PRINTED WIRING BOARDS .............. 7-1
• IFB-12 (OLD) (1/3) Board ......................................................................... 7-5
• IFB-12 (OLD) (2/3) Board ......................................................................... 7-6
• IFB-12 (OLD) (3/3) Board ......................................................................... 7-7
• IFB-12 (NEW), IFB-12A (1/3) Board ....................................................... 7-11
• IFB-12 (NEW), IFB-12A (2/3) Board ....................................................... 7-12
• IFB-12 (NEW), IFB-12A (3/3) Board ....................................................... 7-13
PRINTED WIRING BOARDS
• IFB-12 Board (OLD) .................................................................................. 7-4
• IFB-12 Board (NEW) .................................................................................. 7-9
• IFB-12A Board .......................................................................................... 7-10
IFB-12 (OLD) :
IFB-12 (NEW) :
1(E)
TABLE OF CONTENTS
(
J: S/N 030,001 to 031,450
U/C, AEP: S/N 040,001 to 041,750
(
J: S/N 031,451 and later
U/C, AEP: S/N 041,751 and later
)
)
IFB-12/12A
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Table of Contents
