CONTENTS
1.
SCHEMATIC DIAGRAM
1-1. Main PCB ................................................................................................. 1
1-2. Power Supply and Key Block ................................................................ 2
2.
SPECIFICATIONS .......................................................................................... 3
3.
GENERAL GUIDE ........................................................................................... 4
3-1. Modes ....................................................................................................... 4
3-2. About Display Colors ............................................................................. 5
3-3. Color Contrast Adjustment .................................................................... 5
3-4. About Low Battery Warning ................................................................... 6
4.
REPLACING BATTERIES ............................................................................... 6
4-1. To Replace the Main Power Supply Batteries ...................................... 7
4-2. To Replace the Memory Back Up Battery ............................................. 8
5.
RESET OPERATION ....................................................................................... 8
6.
WELDING CONDITION FOR THE CERAMIC OSCILLATOR
(CSTC4.30MG-TC) ................................................ 10
7.
ERROR MESSAGE ....................................................................................... 10
8.
OPERATION CHECK .................................................................................... 12
9.
COLOR ADJUSTMENT ON OPERATION CHECK ...................................... 14
10.
DATA TRANSFER CHECK ........................................................................... 16
11.
DATA COMMUNICATIONS .......................................................................... 17
11-1. Connecting Two CFX-9800G Units .................................................... 17
11-2. Before Starting Data Communications ............................................. 17
11-3. Setting Communications Parameters ............................................... 18
11-4. Using ALL, Range, and Factor ........................................................... 19
11-5. Data Communications Precautions .................................................. 20
12.
PIN FUNCTION
12-1. CPU (HD62119A02) ............................................................................. 21
12-2. ROM (MB834000CPF-G-4EP) ............................................................. 22
12-3. RAM (256RAM/3V) ............................................................................... 22
13.
TROUBLESHOOTING ................................................................................... 23
14.
DISASSEMBLY AND EXPLODED VIEW ..................................................... 24
15.
PARTS LIST ................................................................................................. .28