Specifications
CHAPTER 2 OPERATION AND TIMING
2-80
COPYRIGHT
©
1999 CANON INC. CANON SUPER G3 FAX BOARD-F1 REV.0 MAY 1999 PRINTED IN JAPAN (IMPRIME AU JAPON)
1. FAX Board
Figure 2-502
J8302
J8303
LED1
VR2
VR1
J8301
FU1
A1
B1
C1
D1
A24
B24
C24
D24
12
2
1
30
29
Notation
J2
J3
J4
J5
J100
LED1
SW2
BAT1
Description
Serves as connector for speaker
Serves as connector for NCU interface
Serves for page memory (3 M; standard). Expansion will enable the use of Ultra
Fine mode.
Serves for image memory (3 MB, 9 MB). After expansion, space for transmission/
reception will increase.
Serves as interface connector to FAX Motherboard.
Remains on as long as boards are normally supplied with 5 V.
Used when expanding memory. Turn it off before starting the work; then, turn it on
after the network.
Serves as vanadium battery. It keeps memory backed up for 24 hours.