Brother HL-1260 service manual Sw Pcb

III - 10	Figure 3.7 Paper Feed/Size
	-SW PCB

A

B48K139-1						B
P5(ENGINE)
FE-MT	A	7
		9
FE-MT	B							6
		6						17
FE-MT	C
		8						5
FE-MT	D							16
		20						2
CA SOL						+5V
		19						13
MP SOL
		3	R2
PF-PE				+5V				9
			470
		PH2		E-1				10
		±0V	±0V			R8	R3
		14	R14			47K	47K
MP-PE				+5V
			470
		PH5		E-2
			±0V
		±0V				C6	C3	C4
		5	R1					222
REGIST				+5V		471	471
			470
		±0V		E-3
			±0V
		PH1
PREREG		13	R13	+5V			R5	R4
		PH4	470	E-4			1-1W	2.2K
		±0V	±0V			0V
			R9
DUPE		2		+5V
			470	E-5
		PH3					+24VRET
		±0V	±0V			P2(SIZE)
SIZE1		15			4	PSIZE1
SIZE2		16			3	PSIZE2
SIZE3		17			2	PSIZE3
		18			1
SIZE4						PSIZE4

#1

SLA7027M

			8
INA	OUTA
			18
INB	OUTB
			1
INAN OUTAN
			11
INBN OUTBN
			7
TDA		VSSA
			12
TDB		VSSB
			4
	GNDA
			15
	GNDB
RSA			3
		REFA
RSB		REFB	14
		C5
	222
		R7	R6
		2.2K	1-1W

+24VRET

(* -02D) HLD

			P1(FEED MOTOR)
			5	MT A
			2	MT B
			1	MT C
			6	MT D
		+24VB
		+24VB	3	+24VB
		+	4	+24VB
0V
		C1
	C2
		100µ-35V
	103

+5V

+24VRET

R10

1K

R12

82

R11

27

±0V

Q1

DTC114ES

F

B48K140-1

P1(SIZE)

4SW1

PSIZE1

3SW2

PSIZE2

PSIZE3	2	SW3
PSIZE4	1	SW4
		±0V
0V	5

F	±0V	5
		0V
		C

P3 (CA SOL)

±0V

P4 (MP SOL)

11		Q3
	HLD (* -05D)	2SC5060
HOLD

1

2

CA-SOL

Q2

2SC5060

1

2

MP-SOL

4	+24VB	R16
+24VB		4.7K
10	+24VRET
+24VRET
12	+5V
+5V
1	±0V
0V

+24V+24V

+24V

D

+24V

	R15
+24VRET	4.7K	+24VRET