I found a few overlooked corresponding emails from earlier in time, and with a little more information... I have just completed wiring the printer as follows, and have a fault:
E260dn DLP Hookup
Device
Function
Conn
Color
ATtiny13 MCU
Function
Operator Panel
3.3V
J5-5
BL
2
Pad no.\ufffds = Pin no.\ufffds
PB3
Cover Open
Switch Wires
5V
J7-1
YE
8
VCC
5V
J7-2
RD
GND
J7-3
BK
4
GND
Thermistor Substitute
5V
J12-1
BK
(J12-1>2.7k>J12-2)
(RD-VI-RD)
Fuser Temp
GND
J12-2
BK
New Paper In Sensor
(was narrow sensor)
0-5V
J14-1
RD
(Splice J14-1 wire to Sensor)
\ufffd
5V
J14-2
WT
7
Pad no.\ufffds = Pin no.\ufffds
SCK
GND
J14-3
BK
4
GND
\ufffd
Sensor
RD
(Splice Sensor wire to J14-1)
\ufffd
\ufffd
Sensor
BL
5
(4.99k to PAD 8 VCC)
MOSI
GND
Sensor
BK
4
Pad no.\ufffds = Pin no.\ufffds
GND
Manual Feed
Paper Sensor
5V (1.1V)
J23-1
BL
Open
\ufffd
5V
J23-2
WT
6
MISO