Supply Test For Hinku And Vinku (St_Cdsp_Rf_Supply_Test) - Nokia 6680 RM-36 Service Manual

Appendix A: RF Troubleshooting

2.2 Supply test for Hinku and Vinku (ST_CDSP_RF_SUPPLY_TEST)

This self test includes two different RF-supply self tests...one for Vinku and one for Hinku:
RF_SUPPLY_TEST (VINKU) (83) tests the functionality of Vinku's bias block, regulators, reference voltage
line and, supply connections.
If these fail, all other Vinku tests can/will fail. Also many Hinku tests can be affected and can't be
trusted.
RF_SUPPLY_TEST (HINKU) (83) tests the functionality of Hinku's bias block, regulators, reference voltage
line and, supply connections.
If these fail, all other Hinku tests can/will fail and can't be trusted.
Error code for this self test is given in format:
• 0xyy, 0xyy, 0xzz, 0xzz, MeasResult1, MeasResult2, ...
,where 0xyy, 0xyy part is the main part of the error code for Vinku TX ASIC:
and 0xzz, 0xzz is the main part of the error code for Hinku TX ASIC:
ST_CDSP_RF_SUPPLY_TEST
ST_CDSP_RF_SUPPLY_T
VINKU
VINKU
ALL ERRORS
simultaneously (0x0FFF)
YES YES
Does also Hinku's ALL
supply tests fail?
(0x0FFF)
YES YES
Propable cause: Propable cause:
Poor soldering/faulty RETU
Poor soldering/faulty RETU
Poor soldering/faulty VINKU
Poor soldering/faulty VINKU
Company Confidential
Copyright © 2005 Nokia. All rights reserved
Go
ST_CDSP_RF_SUPPLY
NO NO
_T ST VINKU ERRORS E
PAGE 2
Propable cause:
Propable cause:
Poor soldering/faulty VINKU
NO NO
Poor soldering/faulty VINKU
Nokia Customer Care
0xyyyy
0xzzzz
A-9