Samsung SF-830 Service Manual page 119

2
2. Connection Diagram
REM A RK
: N o r m al Co nn ec t o r
: B o ar d o n t y pe Co n ne c t o r
OUT BI N- F U LL 1. +5V
2. nO UTB IN_FULL
3. +24V
SENSO R
4. +24VS
1. +24V
DC FAN
2. NC
3. Cont r ol
1. M TR1_I B( 0)
1
M O TO R_1
2 2. M TR1_I B( 1)
3
3. M TR1_I A( 0)
4
4. M TR1_I A( 1)
5. M TR2_I A( 0)
5 6. M TR2_I A( 1)
M O TO R_2
6
7. M TR2_I B( 0)
7
8. M TR2_I B( 1)
8
1. +24V
DUPLEX SOL.
2. Cont r ol
1. DEV_I D1
DEV_I D
2. NC
3. DEV_I D
1. NC
TONER_RX 2. S IGNAL
3. GND_5
4. NC
1. +5V
TONER_TX
2. Cont r ol
3. NC
FEED
1
2 1. +5V
SENSOR
3
2. SI GNAL
3. GND_5
4. +5V
P. EMPTY
4 5. S IGNAL
5
SENSOR
6. GND_5
6
PTL
1. +5V
2. Cont r ol
1. +24V
MP SOL.
2. Cont r ol
MP
SENSOR
Samsung Electronics
1. SPK+
1. BLADE
2. SPK-
2. NC
3. SUPPLY
4. NC
5. DE V
MHV
THV
THERM I STOR
LSU
1 2 3 4 5 6
JOIN T T Y PE
1. nHSYNC
2. +5VS
3. GND_5
4. nLD_O N
EXI T
5. nVDO
2 1 4 3 6 5 8 7 10 9 12 11 14 13 16 15 18 17 20 19 22 21 24 23
SENSOR
6. NC
7. LSU_CLK
1. GND_5
8. nLREADY
8. +12V 9.GND_24
9. PMO TO R
1. +5V 14. +24V 15. THV_P WM 16. +24VS1
10. GND_24
2. S IGNAL 19. THVREAD 20. FUSER_O N 21. M HV_PWM 22. SPK+
11. +24VS1
3. GND_5
24. SPK-
1 2 3 4 5 6 7 8 9 10 11 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24
CN 4 CN 2 CN 1
CN 9
CN 2 8
CN7
31.D(18) 32.A(13) 33.D(17)
1,2,20,3.3V 3.+5V 4.n2LINE_CS
CN 1 5
34.A(12) 35.D(16) 36.A(11)
5.D(31) 6.D(30) 7.D(29)
37.A(6) 38.A(10)
8, 12, 16. DGND 9.D(28) 10.D(27)
39. n2LINE_RESET 40.A(9)
CN 1 6 15. n2LINE_ERQ1 17.A(5) 18.A(4)
41. n2LIE_WAIT 42.A(8)
19. A(3) 21.A(2) 22.D(23)
CN 1 7
43. n2LINE_SOUND_OUT 44.A(7)
23.D(22) 24.A(17) 25.D(21)
45, 55, 57. N. C
26.A(16) 27.D(0) 28.A(150
CN 1 8
46, 47, 48, 52, 53, 54, 56. DGND
29.D(19) 30.A(14)
49. A(18) 50. nRD 51.nWR
CN 1 9
56. DGND 58, 59, 60. +5V
CN 2 1
CN 2 3
CN 2 5 CN 2 6 CN 2 7
CN 2 3
MP S OL.
1. +24V
DUAL LINE
2. Cont r ol
1. +5V
(Optional :
MICRO
2. +5VS
SW ITCH
3. +24V
1. +5V
4. +24VS
2. S INAL
3. GND_5
FOR L SU + 5 V S CU T
1 1 0 V f or U SA
2 2 0 V f or EU
SCA N N ER PA RT
AC
I N-LET
HEAT
POWER
LAMP(Fuser )
SWI TCH
C0 N 4 C0 N 2 C0 N 1
SMPS / HVPS
C0 N 3
2. +5V 3.GND_5 4. +5V 5.GND_5 6. +5V 7. G ND_12
10. +24V 11. G ND_24 12. +24V 13. G ND_24
17. THV_E N 18. +24VS1
23. DEV_PWM
CN 6
MAI N
CN 2 4
1. +5V
2. SCF_STS
3. SCF_CMD
1. MODEM _RX 2. GND_12
4.OPT_CLK
3. MODEM _TXA1 4. MO DEM _TXA2
I/F
5. nSCF_REA DY
5. +12V 6. RE MOTE 7. CML1
6. +24
8. nHOOK2
7, 8. DGND
10. +5V 11. DP 12. GND_5
SF-830
13. RE CALL
SCF
only)
( Opt i onal )
CIS MODULE
CN 3
1 2 3 4 5 6 7 8 9 10 11 12
1. CI S_SI G 2,
CN 3
3, 12. DG ND OPE
4. +5V
CN 2
5. CI S_SI G
6. CI S_SI
7. CI S_CLK 1. O PE_RXD
8. +12V 2. O PE_RST
9. BLED 3. O PE_TXD
4. +5V
10. G LED
11. RLED 5. AGND
1 2 3 4 5 6 7 8 9 10 11 12
CN 4
CN 3 CN 2
SCAN B' D
CN 5
CN 1
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24
1. +24VS_PO W ER 2, 3, 5 AGN D 4, +5V 6, OPE_TXD 7. OP E_R XD 8. OPE_RST
9. CI S_SI 10. CI S_SI G 11. RLED 12. CI S_CLK 13. BLED 14. GLED
15. SCAN_ADF_I A( 1) 16. SCAN_ADF_I A( 0) 17. SCAN_ADF_I B( 1)
18. SCAN_ADF_I B( 0) 19. SCAN_ADF_R HB
20. SCAN_ADF_R H A 21, 24. DGN D 22. ADF_C O VER_OPEN 23. +12V
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24
CN 5
CN 9
4 pi n
U SB Conn.
CN 1 1
CN 1 6
3 6 pi n
IEEE1 2 8 4 Co nn.
M odul ar JA CK
Ex t r nal L IN E
LI U
P1
9. n RI NG _DET
T EL L IN E
14. nE_DP
CONNECTION DIAGRAM
1. +5V
POSIO N
2. SI G NAL
SENSOR
3. G ND_5
4, 5. NC
CN 6
1. +5V
2. SI G NAL
3. G ND_5
DETECT
SENSOR
1. ADF_COVER
COVER OPEN
O PEN S/W
S /W
CN 4
2. N. C
3. AG ND
1. ADF_A
ADF
2. ADF_NA
CN 5
MOTOR
3. ADF_B
4. ADF_NB
U SB Po r t
4 pi n
PC
Par al l e l Por t
3 6 pi n
Repair Manual
2-1