Chapter 2. Adjustments; Adjustments - Sharp FO IS125N - B/W Laser - All-in-One Service Manual

FO-IS125N
CHAPTER 2.
FO-IS125N

ADJUSTMENTS

[1] Adjustments
1. General description
Since the following adjustments and settings are provided for this
model, make adjustments and/or setup as necessary.
2. Adjustments of output voltage (FACTORY ONLY)
1. Install the power supply unit in the machine.
2. Set the recording paper and document.
3. When the document is loaded, power is supplied to the output
lines. Confirm that outputs are within the limits below.
2.1. Output voltage settings
CNTNR
10
CN3
1
2 1
CN2
INTERLOCK
SWITCH
CONTROL PWB(TOP SIDE)
CNPOUT
POWER SUPPLY PWB(TOP SIDE)
CN1
2 1
3 1
CN5
FUSING UNIT
THERMAL
FUSE-2
Service Manual
10
1
2 – 1
Output Voltage limits
+24VSUB 23.04V~24.96V
+24VMAIN 23.04V~24.96V
(INTERLOCK
SWITCH OFF: 0V)
STAND BY 4.3V~5.9V
Ach
RATED 4.3V~6.3V
Connector CNPW
Pin No. CN3
1 +24VSUB
2 MG
3 MG
4 +24VMAIN
5 +24VMAIN
6 DG
7 Ach(4VD)
8 DG
9 HEATER ON
10 ZC
Connector
CN5
Pin No.
1 +24VMAIN
2 N.C.
3 +24VS
Connector
CN1
Pin No.
1 AC NEUTRAL
2 N.C.
3 AC LIVE
Connector
CN2
Pin No.
1 +24VSUB
2 +24VMAIN