Canon MultiPASS C530 Service Manual page 228

SPCNT board (J4) ← → Paper feed motor
J4 motor
→
1 —
→
2 —
→
3 —
→
4 —
→
5 —
SPCNT board (J5) ← → Speaker
J5 speaker
→
1 —
→
2 —
SPCNT board (J6) ← → MODEM board (J6)
J6 J6
1 — 1
2 — 2
3 — 3
4 — 4
5 — 5
6 — 6
7 — 7
8 — 8
9 — 9
10 — 10
11 — 11
12 — 12
13 — 13
14 — 14
→
15 15
→
16 16
→
17 17
→
18 18
→
19 19
→
20 20
→
21 21
22 — 2
23 — 23
→
24 24
←
25 25
26 — 26
→
27 27
→
28 28
→
29 29
30 — 30
MultiPASS C530/C560 Chapter 3: Maintenance & Service
Signal name Description
LFB* Phase -B
LFA* Phase -A
VM Motor drive voltage (+24V)
LFA Phase A
LFB Phase B
Signal name Description
SPV01 Speaker drive
SPV02 Speaker drive
Signal name Description
DGND Ground
SA5 Address bus
SA4 Address bus
SA3 Address bus
SA2 Address bus
SA1 Address bus
SD7 Data bus
SD6 Data bus
SD5 Data bus
SD4 Data bus
SD3 Data bus
SD2 Data bus
SD1 Data bus
SD0 Data bus
XMODCS MODEM chip select signal
XIORD MODEM I/O read signal
XIOWR MODEM I/O write signal
XMODINT MODEM interrupt signal
XMODRST MODEM reset signal
+5V Logic drive voltage
+3.3V Logic drive voltage
DGND Ground
AGND Ground
+12V OP amp drive voltage
MONI Telephone line input signal
AGND Ground
CNGFC CNG detection signal
PBLVL PB level control signal
CMLD CML relay control signal
N.C. Not used
3-71