Siemens M35 Series Service Manual page 56

Repair Documentation
Description of procedure:
D I A G N O S I S
Visually check the ringer. Watch for physical damage or dry joints.
R E P A I R B Y C O M P O N E N T C H A N G E
Resolder dry soldering joints.
If the ringer is physically damaged use hot air blower or wick to remove defective
connector.
Avoid excessive heat!
Watch surrounding components!
Resolder new ringer afterwards.
R E P A I R B Y S W - B O O T I N G
Not possible!
T E S T
Retest handset after repair.
List of needed material
C O M P O N E N T S
Ringer P35:
Part-Number: L36178-Z2-C26
J I G S A N D T O O L S
Hot Air Blower
Soldering Iron