Nokia ck-300 инструкция

nokia ck-300 инструкция
Its moving parts can be damaged. • Do not store the phone in hot areas. Check that C-Springs on the PWB are not damaged or corroded or inmolded contact springs are not corroded. Issue 2 RM-509; RM-510; RM-511 BB Troubleshooting and Manual Tuning Guide IMOKIA Care ■ Audio troubleshooting Audio troubleshooting test instructions Differential external earpiece and internal earpiece outputs can be measured either with a single-ended or a differential probe.


For GSM RSSI measurements, see section GSM RX chain activation for manual measurements/ GSM RSSI measurement (page 4-9) . For a similar test in WCDMA mode, see section WCDMA RSSI measurement (page 4-12). The RX path for GSM and WCDMA are using the same filters in some bands. This test measures the signal strength of the received signal. Display module troubleshooting Context The display module consists of two different displays, a main display and a secondary display. Check Z21 01, C2101, L2101, R2104 N2101, C2123, and ►< C2124. Replace if necessary and retest. RAP3GS faulty? YES RAP3GS Beyond faulty? economical repair. This analogue stereo amplifier may be controlled via the I 2 C for volume adjustment and setup of the output channels. Issue 2 RM-509; RM-510; RM-511 BB Troubleshooting and Manual Tuning Guide IMOKIA Care Power key troubleshooting Troubleshooting flow Power key troubleshooting j Disassemble the phone.
Page 3 -57 IMOKIA Care RM-509; RM-510; RM-511 BB Troubleshooting and Manual Tuning Guide IHF troubleshooting Troubleshooting flow Problem in IHF Check that IHF holes are open. Also check the ceramic component for cracks and breaks. In case of damage, the PWB has to be replaced. When measuring with a single-ended probe each output is measured against the ground.

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