Tx Vc In Gsm Mode (Dc Offset 1.8 V); Icont_21/Icont_22 (Dc Offset 1.2 V) - Nokia 6680 RM-36 Service Manual

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6.5.3 TX VC in GSM mode (DC Offset 1.8 V)

DC value changes if channel or band is changed. Upper figure has been taken in EGSM900 band and on
channel 37.

6.5.4 Icont_21/Icont_22 (DC Offset 1.2 V)

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Appendix A: RF Troubleshooting