Epson L-1000 Technical Manual page 179

REV.-A
APPENDIX
A.1.6 NJM2355 (8C)
The NJM2355 functions are identical to the TL494 functions. It is a pulse-width modulation control circuit IC.
Figure A-14 shows the NJM2355 internal circuit diagram.
Figure A-14. NJM2355 Internal Circuit Diagram
LQ-5001 L-1000
A-14