Brother HL-2600CN Service Manual page 115

(1) DCN2: IOD1 PWB 2 - Power Supply Unit ACN1 (30 pins)
Pin No. Signal Name
1 +5v-1
3 +5v-1
5 +5v-D
7 +5v-D
9 ACSYNC-N
11 +24
13 +5v-1R
15 HON-N
17 +24V-1
19 +24V-1
21 +24V-1
23 +24V-1
25 PGND
27 PGND
29 DCOFF3-P
(2) DCN17: IOD1 PWB 2 - High Voltage Unit BCN1 (18 pins)
Pin No. Signal Name
1 +24v-1
3 ACVERR
5 ACVON-N
7 CHVON-N
9 CBVPWM-N
11 DBV (MC) PWM-N
13 DBV (KY) PWM-N
15 FCBVPWM-N
17 AC_DCON-N
(3) DCN3: For Factory Use Only (4 pins)
Pin No. Signal Name
1 TESTO1
2 TESTI1
3 TESTO2
4 TESTI2
(4) DCN5: IOD1 PWB 2 - Interlock Switch
Pin No. Signal Name
1 REARDOPEN-P
2 NC
3 TOPDOPEN-P
Pin No. Signal Name
2 DCOFF2-P
4 SGND
6 SGND
8 SGND
10 SGND
12 DCOFF1-P
14 ACOFF-P
16 TESTI2
18 TESTO2
20 TESTI1
22 TESTO1
24 PGND
26 PGND
28 PGND
30 NC
Pin No. Signal Name
2 PGND
4 PGND
6 PWMON-N
8 CHVERR
10 THVRON-N
12 THVPWM-N
14 THV-I
16 (Reserved)
18 (Reserved)
IV-64