Nokia RM-57 Service Manual page 230

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