Blink R536 Manuel d'utilisateur télécharger pdf (Page 18)

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At the rising edge of OE, WE, the bus line level is decisively set to “H” or “L”.

Fig. 7

3-10 S-I/F external RAM alarm.

• Replace Q9 of the LXHI board.

3-11 SPACING alarm, HOMING alarm

• Is the fuse (F1) on the Driver board blown?

• Yes Replace F1.

▼

• No Is VNF of MTDV (HA13412) short-circuited to U0, V0, or W0?

VNF (MTDV-11 pin)

U0 (MTDV-13 pin)

V0 (MTDV-15 pin)

W0 (MTDV-17 pin)

• Yes Replace MTDV

▼

• No Do signals of SPU, SPV, SPW and SPD-A of MTDV have the wave forms shown in

Fig. 10?

• No Check patterns SPU, SPV, SPW between Q501 and MTDV. When they are

OK, replace the Driver PCB Q501.

▼

• Yes Do signals of U0, V0, and W0 of the MTDV have the wave forms shown in Fig. 10?

• No Replace the HTDV PCB.

▼

• Yes Do signals of PHASE A and PHASE B have the wave forms shown in Fig. 9?

• No Is the connection between CN5 on the Driver Board, and the CN on the

carriage are OK?

• No Secure the connection.

▼▼

• Yes Is there any disconnection of cable between the Driver Board and the

carriage?

RAS-N

103 ns

+5V

CAS-N

41.4 ns

+5V

RD-N/WRH-N/WRL-N

+5V

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Blink R536 Manuel d'utilisateur Page 18