Canon FAX L1000 Service Manual page 354

FAX-L1000 Chapter 4: Maintenance and Service
TWINS board(J33) ,/ FAX-L1000 Printer kit (J2)
J33 J2
.
11 c16
,
12 c15
,
13 c14
.
14 c13
,
15 c12
,
16 c11
,
17 c10
,
18 c9
/
19 c8
/
20 c7
/
21 c6
/
22 c5
/
23 c4
,
24 c3
/
25 c2
.
26 c1
TWINS board(J34) ,/
J34 J2
.
1 b10
.
2 b9
.
3 b8
/
4 b7
,
5 b6
.
6 b5
,
7 b4
,
8 b3
,
9 b2
,
10 b1
TWINS board(J35) ,/ FAX-L1000 Printer kit (J2)
J35 J2
.
1 a1
.
2 a2
TWINS board(J36) ,/ Power supply unit (J202)
J36 J202
,
1 1
/
2 2
.
3 3
/
4 4
Signal name
DGND
nCCLK
nCMD
DGND
nCPRDY
nPRFD
nPRINT
nCBSY
nPCLK
nSTS
nSBSY
nTOP
nRDY
nPPRDY
nBD
DGND
,/ ,/
,/ ,/ FAX-L1000 Printer kit (J2)
Signal name
GND
N.C
GND
PNL-RD
PNL-WD
nDENB
COM/nDAT
SCLK
SCEN
OPTION1
Signal name
+3.3V
DGND
Signal name
CXPON
+12V
12GND
+24V
4-102
Description
Ground
Controller clock signal
Command signal
Ground
Controller power ready signal
Pre-feed signal
Print signal
Command busy signal
Printer clock signal
Status signal
Status busy signal
Top of page signal
Ready signal
Printer power ready signal
Beam detection signal
Ground
Description
Ground
Not connected
Ground
Panel read data signal
Panel write data signal
Not connected
PDL write data command/data signal
(H:cCommand L:Data)
printer panel data transmission signal
Printer panel data receive enable signal
Option board detection signal 1
Description
+3.3V
Ground
Description
ESS Power supply control signal
+12V(off while ESS)
Ground
+24V(off while ESS)