Brother International HL-2600CN Service Manual - Page 111
High Voltage Power Supply Unit
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2.5 High Voltage Power Supply Unit (1) Outputs and Function No. Function P/S Name Power Supply (P/S) Approx. Output Voltage Max (V) Approx. Output Typical (V) 1 Charging CHV(-) -7kV Max -650 A -5.5kV -550 A 2 First Transfer CBV(-) Developing Y,M DBV(-A) 3 Bias C,K DBV(-B) 4 Second Transfer THV(+) -1200V Max -1600V Max -1600V Max 4.0kV Max -600V -1.5 A -240V -1.5 A 1.3kV 1.3 A 5 Transfer Roller Cleaning THV(-) ACV( ) 6 Paper Discharging DCV(+) 7 Drum Cleaning FCBV -1500V Max 5.5kV Max -800V Max 1200VMax -800V -0.8 A 4.9kV -800V 500V 10 A (2) Layout of Connector Pin Assignment See Fig.4-41 on the following page. IV-60
![](/manual_guide/products/brother-international-hl2600cn-service-manual-a175c80/111.png)
IV-60
2.5
High Voltage Power Supply Unit
(1)
Outputs and Function
Power Supply (P/S)
No.
Function
P/S
Name
Approx. Output Voltage
Max (V)
Approx. Output
Typical (V)
1
Charging
CHV(-)
-7kV Max
-650 A
-5.5kV
-550 A
2
First Transfer
CBV(-)
-1200V Max
-600V
-1.5 A
Y,M
DBV(-A)
-1600V Max
-240V
3
Developing
Bias
C,K
DBV(-B)
-1600V Max
-1.5 A
4
Second Transfer
THV(+)
4.0kV Max
1.3kV
1.3 A
5
Transfer Roller
Cleaning
THV(-)
-1500V Max
-800V
-0.8 A
ACV( )
5.5kV Max
4.9kV
6
Paper Discharging
DCV(+)
-800V Max
-800V
7
Drum Cleaning
FCBV
1200VMax
500V
10 A
(2)
Layout of Connector Pin Assignment
See Fig.4-41 on the following page.