
B–61863E/15
2. COMPONENT UNITS AND
CONNECTIONS
PMC PROGRAMMER (CRT/MDI)
515
Configuration of the Main CPU Board (Series 18)
1211
Drawing number : A16B–2201–0080
1 2 3 4 5 6 7 8
109
CNA
F–BUS
back plane
connector
Connector
Name
CRT
MDI
R232–1
R232–2
MPG
IOLINK
SPDL–1
A–OUT1
APCBAT
Connector
No.
JA1
JA2
JD5A
JD5B
JA3
JD1A
JA7A
JA8A
JA4A
Description
CRT video signal
MDI keyboard
RS–232–C serial port
RS–232–C serial port
Manual pulse generator
FANUC I/O LINK
Serial spindle
Analog output
Battery for use with the APC
Module
LED
PMC–RA1/RA2
ROM
16
13 14 15
AMP1
AMP2
AMP3
AMP4
ENC1
ENC2
ENC3
ENC4
SCALE1
SCALE2
SCALE3
SCALE4
JV1
JV2
JV3
JV4
JF1
JF2
JF3
JF4
JF21
JF22
JF23
JF24
Axis 1 servo amplifier
Axis 2 servo amplifier
Axis 3 servo amplifier
Axis 4 servo amplifier
Axis 1 pulse coder
Axis 2 pulse coder
Axis 3 pulse coder
Axis 4 pulse coder
Axis 1 scale
Axis 2 scale
Axis 3 scale
Axis 4 scale
Fig. 2.1 (c) Parts layout for the main CPU board (Series 18)
Table 2.1 (c) Module list for the main CPU board (Series 18)
No. Module name Drawing no. Function outline
1 ROM module A20B–2900–0290 to 0293 ROM for macros or CAP 1
2 ROM module A20B–2900–0290 to 0292 ROM for the CNC system
3 SRAM module A20B–2900–0530 RAM for PMC–SB debug
4 SRAM module A20B–2900–0530,–0531
A20B–2900–0540,–0541
RAM for parameters and tape memory
5 PMC control module A20B–2900–0142 (PMC–SA1)
A20B–2900–0920 (PMC–SA2)
PMC operation control
6 Main CPU module A20B–2900–0930 FS18 Main processor
7 System control module A20B–2900–0900 to 0902 Clear, battery backup, spindle control, servo/graphics
software flash ROM
8 I/O interface module A20B–2900–0110 MDI, MPG, RS–232–C
9 Graphics control module A20B–2900–0310 Graphics display control
10 Graphics CPU module A20B–2900–0590 Graphics control CPU
11 CRT control module A20B–2900–0154 to 0156 CRT display control
12 Servo control module A20B–2900–0160 Digital servo control for axes 3 and 4
13 Servo control module A20B–2900–0160 Digital servo control for axes 1 and 2
14 Servo interface module A20B–2900–0380 Amplifier, pulse coder, and interface for axes 3 and 4
15 Servo interface module A20B–2900–0380 Amplifier, pulse coder, and interface for axes 1 and 2