OfficeServ 7100 Service Manual
© SAMSUNG Electronics Co., Ltd.
3-25
3.4.4 4SLM Module
3.4.4.1 Ring Generation is not Available
No
Reaplce 4SLM.
Yes
No
Yes
Yes
Yes
Check adjacent circuit of U2 and
replace it.
Check adjacent circuit of Switching
Regulator(T200) and replace it.
Check adjacent circuit of Switching
Regulator(T200) and replace it.
Start
Le88241 Pin 69 input is -90 V?
Le88241 Pin 1 input is -90 V?
+12 V power is normal?
-54 V input power is normal?
Ring generation is not
available in all ports?
Replace Le88241. End.
Yes
No
No
No
Replace UNI and check PSU.
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 ...