OfficeServ 7100 Service Manual
© SAMSUNG Electronics Co., Ltd.
3-31
3.4.6.2 Processor Operation is Abnormal
The procedure for resolving the problem caused by abnormal processor operation of
TEPRI2 board is as follows:
No
Yes
No
Yes
No
Yes
No
Yes
No
Yes
No
Yes
Y1 output is abnormal: Reaplce Y1
- Refer to ‘3.1.1 Checking Basic
Cabinet Power ’
.
- Check 30PIN connector status.
If PIN602 of DPRAM(U14) is
STEADY LOW, replace U14 or
upgrade to final program
Repair BUS
(SHORT, OPEN, PORT FAIL)
Replace Y2
- Replace with U3(DS1706) or
U5(CPLD) if STEADY LOW
- Check CPU ADDR/DATA BUS if
VIBRATION
Start
End
Check ADDRESS/DATA BUS
Y2 signal is normal?
BUS is normal?
DTACK signal is
ACTIVE(LOW) ?
RESET signal is HIGH?
CPU clock is normal?
Over one LED(s) is(are)
in ON status?
Summary of Contents for OFFICESERV 7100
Page 1: ...Ed 00 OfficeServ 7100 Service Manual ...
Page 33: ...OfficeServ 7100 Service Manual SAMSUNG Electronics Co Ltd 1 15 ...
Page 189: ...OfficeServ 7100 Service Manual SAMSUNG Electronics Co Ltd 5 3 Soldering Side ...
Page 195: ...OfficeServ 7100 Service Manual SAMSUNG Electronics Co Ltd 5 9 5 7 TEPRI2 Board Part Side ...
Page 197: ...OfficeServ 7100 Service Manual SAMSUNG Electronics Co Ltd 5 11 5 8 8COMBO Part Side ...
Page 199: ...OfficeServ 7100 Service Manual SAMSUNG Electronics Co Ltd 5 13 5 9 16DLI2 Part Side ...
Page 201: ...OfficeServ 7100 Service Manual SAMSUNG Electronics Co Ltd 5 15 5 10 MGI16 MGI32 Part Side ...
Page 203: ...OfficeServ 7100 Service Manual SAMSUNG Electronics Co Ltd 5 17 5 11 16SLI2 16MWSLI Part Side ...
Page 205: ...OfficeServ 7100 Service Manual SAMSUNG Electronics Co Ltd 5 19 5 12 8TRK Board Part Side ...
Page 207: ...OfficeServ 7100 Service Manual SAMSUNG Electronics Co Ltd 5 21 5 13 PLIM Board Part Side ...