Brother International HL-3400CN Service Manual - Page 107

Main PCB Circuit Diagram (6/9) 4 7 8 10 11 12 CO I-09G) ADR[02'25] N IDADRO2 (09-11C) 4550 IDADRO3 (09-11C) A IDADRO4 (09-11C) 0- OV A 0+5V N N CDCC IIEEE12848 P1 10 741-1CT245 PS C08-040 VIDEON ENGINE t.SV > R113 000 C2 1 IODU 16.3V, +5V +5V 413( +SV 4GV 683 +5V 83 , 551 +SV 3 +SV #3 SN7SC1168NS VCC CND NC, ---REC1 IN- NC, ---REC1 IN+ RECI our 1 C46 B lea NC 14( PSCND R1 PSCND 1 PSCND PSCND PSCND PSCND PSCND I PSGND C0.V 7 REC2 IN- F-11SYNCN (08-02E) REC2 IN+ REC2 OUT ' 12114 000 ::j 11Z-2 DRI EN DR1 OUT DR1 I DR1 OUT f 3li 112116, (0001 r s_s_iq 114( HSYNC-P 1::;: -N :EVE T/R VCC 2° C87 OV0 1. c DE CND!T- ie 104cpv RA 9 83, \ ADRO2 g \ ADRO3 g AA ! "-11 1;7'7\7' • \ ADRO4 \ ADROS g AA • ADROG s • ADRO7 4 \ ADM 3 • ADRO9 2 :: A6 A7 B2-L74 ""i lf 114 1 ::. 1'. "-' 155 1' ''31,,, I: 0 B6 17c f /i, 1 87 19 74MCT245 r5V T/IT OVD IS c DE \ ADR10 2 AO \ ADRI1 3 \ ADR12 4 Al ADR13 A3 ADRI4 6 \ ADRIS 7 A4 \ ADR16 ADR17 9 i;/ V.. 2' _,L CB8 DiG BB _ T ' 4cpv B2 -1.64 133 R-R 41. . " lb -- 11 .1.- 1, .7 RA22 ia 007-08E) MI OD C0,71 RA40 RA43 014 11.t4 4SVD 103 103 P2 N I0 C08-01. HBUSV 038-01. SELINN 41D2-010 INITN C0B-01A) STBN 6 0 01 01 14 WBUSY InAutoFd, 36 SELIN InSe lectIn' 31 IPRIME (nIn ft) 1 STB InStrobe ) 3127 2:1'3 A02 i3> A03 33 ;4> A06 4 2:; A09 Ale 427 IB7 :1; A13 A14 All 006-03A) BUSY COB-03A) SLCT (06-03A) PEN C08-030 CDCCACKN COB-03A) FLTN 2 +5V +5V 2 2 +:\V' 2 CND CND GNO zs GNO s CD CND R 6 000 R 00 R DO R 00 00 VO-6 Fl R451001 \-9 (125V ,IA) E E Li Ca Ca Ca LI +5 222 222 rc RA100 DCI _101 DC2 DC3 GI 13 DC4 71 12 DCS DCG 51 14 DC7 DC8 II BUSY(Busy) 13 SLCT (Se lect I 12 FE IFError 10 ACK InAch 9 32 FLT (nFau It , *1B +5V (Per i phara 1 Logic High] 16 CND (Logic Gnd 17 CND (Chassis Gnd I .19 CND IS I gna Ground InStrobel I 20 CND (Siena Ground (DatalI I 21 CND IS lgna Ground (Data21I 22 GND IS lgna Ground fData3I 1 23 GND IS I gna Grourd (Data4) I 24 CND(.1pa Ground (Da.. I 2G CND (G igna Ground (Data61 26 CND IS i gna Ground (Data7, 27 CND IS i gna Ground (Datag, I 28 CND IS igna Ground IPError ,Se lect ,nAck 29 CND IS igna Ground (Busy .01Fau It ) ) 30 CND IS igna Ground InAutoFd,nSe lectIn ,nInit, I •2 DIO (Data( •3 DI' fData2 • 4 DI2 fData3 • S DI3 fData4 • 6 DI4 fDataS • 7 DIG maters DI6 (Sata7 • 9 DI 7 (Data9 ggi 029-tat* DC C1:8] RA99 cov - 1 1 1 1 1 p`EiTHE1S R271 000 - IS NC (Not Defined, -* 33 NC (Not Defined, - --}04 NC (Not Defined, - 35 NC (Not Defined) RA 111 4721 iss f1 ODO n. MIOD1 #37 A181202JRN C243 100 fR) FCA V fl VSYNCN (07-02F) STATUS (07-02F) IREADYN ,07- 04F3 COMMAND (07-04F) PRREGIN (37-02F, KEYSTATUSN #2 A 74LSO7 2 3 #2 B /41.07 14:A3( ,Tg NC-N RESERVE 1i65R83( GND STATUS ise"' ,,,qgEADY-N 17:3 RESERVE 1 CND iCOMMAND 20h} PRREO CND N RESERVE 2183 IDI-N RESERVE CND (KEY STATUS-N 83:3 RESERVE RESERVE 2493 RESERVE 3 RESERVE MIOD2 MIOD3 MIOD4 MIODS MIODS MIC37 CI]7-26D, MI OSEN (09-02D) ACKMI0N (09-02D) MIOINTN CO5- 0401 MIOEOTN (05- 04C0 MIODREON 007-09M 410401N COS-04D) MIOVSIN (08-040 CBDN (OS-02D) MICIVDON 009-04D MI[WNW 3 nz 3 na DS DB RI-2 01 RI RI.6 01 V2.5.6 24 22 SENSE 44 DTACK 45 INTR 23 20 48 46 E1317E0 RESET VSYNC 49 Bn 21 TI10 R W 007-07G) TXD C07-07G, DTRN 007-0SCO RXD os7 051D D5RN RA23 I 1 103 I.? „ ++5VO 4-,i'726ri