Nokia Customer Care
Appendix A: RF Troubleshooting
A-12
Company Confidential
Copyright
©
2005 Nokia. All rights reserved
VB_EXT
fail
(0x0001)
ST_CDSP_RF_SUPPLY_TES
HINKU ERRORS
NO
YES
Propable
cause:
Poor soldering in
Hinku
VDIG
Fail
(0x0002)
NO
YES
Propablecause:
Poor soldering inHinku
VBAT1or VR1 Fail
(0x0004)
YES
Propablecause:
Poor solder/FaultyHinku
Other possible reasons:
Faulty capacitor at VR1
NO
YES
Propable
cause:
Poor solder in
Hinku
Other possible reasons:
VDDLNA1
Fail
(0x0010)
NO
YES
Propable
cause:
Poor solder in
Hinku
Other possible reasons:
VDDLNA2 Fail
(0x0020)
YES
NO
VLO Fail
(0x0040)
YES
Propablecause:
Poor Solder inHinku
Other possible reasons:
Faulty capacitor at VDDLNA2 pin
NO
Propablecause:
Poor solder inHinku
Other possible reasons:
Faulty capacitor at VDDLNA2 pin
VPRE
Fail
(0x0080)
YES
Propable
cause:
Poor Solder in
Hinku
Other possible reasons:
Faulty capacitor at VLO pin
NO
RB_EXT
or internal
bias block
(0x0100)
YES
Propable
cause:
Poor solder/Faulty
Hinku
Other possible reasons:
RB_ext pin
NO
Temperature sensor
(0x0800)
YES
Propablecause:
Faulty Hinku
Other possible reasons:
NO
NO
YES
Propable cause:
Poor soldering in HINKU
NO
YES
YES
NO
YES
NO
YES
YES
NO
YES
NO
YES
NO
YES
NO
YES
NO
VB_EXT Fail
(0x0001)
VDIG Fail
(0x0002)
VBAT1 or VR1 Fail
(0x0004)
VMIX Fail
(0x0008)
VDDLNA1 Fail
(0x0010)
VDDLNA2 Fail
(0x0020)
VLO Fail
(0x0040)
VPRE Fail
(0x0080)
RB_EXT or internal block
(0x0100)
Temperature sensor
(0x0800)
It’s not possible to get
here…
Propable cause:
Poor soldering in HINKU
Propable cause:
Poor solder/Faulty HINKU
Other possible reasons:
Faulty capacitor at VR1
Propable cause:
Poor solder in HINKU
Other possible reasons:
Faulty capacitor at VMIX pin
Propable cause:
Poor solder in HINKU
Other possible reasons:
Faulty capacitor at VDDLNA1 pin
Propable cause:
Poor solder in HINKU
Other possible reasons:
Faulty capacitor at VDDLNA2 pin
Propable cause:
Poor solder in HINKU
Other possible reasons:
Faulty capacitor at VDDLNA1 pin
Propable cause:
Poor solder in HINKU
Other possible reasons:
Faulty capacitor at VLO pin
Propable cause:
Poor solder/Faulty HINKU
Other possible reasons:
Wrong or missing resistor at
RB_ext pin
Propable cause:
Faulty HINKU
Other possible reasons:
Too hot or cold environment…
ST_CDSP_RF_SUPPLY_TEST
HINKU ERRORS
Please, refer to chapter
Error Code Interpretation Examples
if more information about error code
interpretation is needed.