Brother HL-4000CN Service Manual page 327

A B
2.8.6 Transfer and cleaning
1
SUB HVPS
MCU AND HVPS PWB
DO-4c
PL12.1
PL15.1
DTS
ON(L) +24VDC
J13 J5011 2
CONTROL
31
LOGIC YEL YEL
DTS REF
28 5
YEL YEL
DO-48
Transfer roll cartridge PLUS
ON(L) +24VDC
29 4
YEL YEL
2
Transfer roll cartridge
PLUS REF
26 7
YEL YEL
DO-4a
Transfer roll cartridge MINUS
ON(L) +24VDC
30 3
YEL YEL
Transfer roll cartridge
MINUS REF
27 6
YEL YEL
3
3.0V REF
24 9
YEL YEL
22 11
YEL YEL
+24VDC
SWITCHED
23 10
(CH1.1)
YEL YEL
25 8
YEL YEL
4
DC COM
(CH1.1)
2.8.2 DEVELOPED
IMAGE(Y)
5
2.8.2 DEVELOPED
IMAGE(M)
2.8.2 DEVELOPED
IMAGE(C)
DEVELOPED
2.8.2
IMAGE(K)
6
2.7.6
REGISTRATED
PAPER
C D
DTS
CONTROL
Transfer roll cartridge
J5030
1
Transfer
roll J5020 DTS
1
cartridge
control
MCU AND HVPS PWB
PL15.1
Transfer roll
cartridge
monitor
J5011 J13 32
CONTROL
1
YEL YEL
LOGIC
J702
HVPS
1
J802
1
J701
1
J801
1
VI-30
E F G
Transfer roll cartridge
UNIT ASSY
PL9.1
Transfer roll
cartridge
DTS
TRANSFER AND CLEANING
Print head cartridge
DO-40
ASSY
PL11.1
DO-42
IDT2
IDT2
DO-46
IDT2
IDT2 CLEANER
CLEANER
DO-3c
DO-3e
IDT1
IDT1
DO-44
IDT1
IDT1 CLEANER
CLEANER
2.8 XEROGRAPHICS
H J
2.9.1
UNFUSED
PRINT