Charging Troubleshooting 2 - Nokia RH-18 Troubleshooting Instructions

RH-18/36/38

Charging troubleshooting 2

Page 16
Company confidential
Display info when
charger is connected :
"Not charging"
R206
Voltage on R206 towards
D200 is ~0,8VDC
when power is connected.
(BSI must be 75K)
Yes
R207
Voltage (use scope) on R207
towards D200 is ~0,9VDC at
peak.
(BSI must be 47K)
Yes
R200
Voltage on R200 towards
D200 same as VBAT voltage
Yes
R200
Voltage rises slowly on
R200 towards D200 when
charger is connected.
Yes
Check :
PWB
Figure 12: Charging troubleshooting 2
Nokia Corporation.
CCS Technical Documentation
Check :
No
X105, R202, R206, C240.
Check :
No
X105, R202, R207, C220.
Check :
No
R200, PWB.
Else defective D200*v
Check :
No
PWB.
Else defective D200*
Issue 1 10/03