Page 20
- MOTOROLA CONFIDENTIAL PROPRIETARY -
GSM Krunch - Level 3 Procedure vers.1.1
03/05/1999
supplement 16
PCB only
No/low audio
With the PCB in
TEST MODE
press the following keys seguence:
434# tone into speaker
or
430# tone handsfree external speaker, mike - analog audio(J600)
481000# 1KHz tone
4707# volume
Audio distorted: check the components missing(R802,C815) around GCAP
Is signal
1KHz tone
present at
J601pin7,8
Check U900 GCAP and NOTE 1
Check the FLEX of the flip
no
yes
Is the
signal
1KHz
present at
U500 pin
49
Check the voltage VAG-ref 1.38V at C1030 - C560
Check U500 SMOC and NOTE 1
no
yes
Is the audio
present at
J600 pin 9
Audio_out(
press volume
buttom)?
Check DW_link Bus( sense level of ext. accessory) at J600 pin 12:
1) None 4.55V ( if it's low 4.2-4V check DW_link line, possibile
faulty comp. C762 0.010uF)
2) Headset 1.5V OK
yes
no
START
from U500 SMOC to GCAP
Is the
DW_LINK
voltage
4.55V
present at
J600 pin 12?
no
yes
Summary of Contents for StarTAC130
Page 1: ...StarTAC130 GSM The World s Leading Cellular Telephone Manufacturer Service Manual ...
Page 2: ...GSM StarTAC130 PERSONAL CELLULAR TELEPHONE Service Manual Ver 1 0 ...
Page 9: ...Service Manual 2 2 3 99 StarTAC130 CELLULAR TELEPHONE PAGE INTENTIONALLY BLANK ...
Page 11: ...Service Manual 4 2 3 99 StarTAC130 CELLULAR TELEPHONE PAGE INTENTIONALLY BLANK ...
Page 13: ...Service Manual 6 2 3 99 StarTAC130 CELLULAR TELEPHONE PAGE INTENTIONALLY BLANK ...
Page 25: ...Service Manual 18 2 3 99 StarTAC130 CELLULAR TELEPHONE 2 1 3 4 5 6 7 8 9 10 11 ...
Page 27: ...Service Manual 20 2 3 99 StarTAC130 CELLULAR TELEPHONE PAGE INTENTIONALLY BLANK ...
Page 60: ...Page 31 MOTOROLA CONFIDENTIAL PROPRIETARY GSM Krunch Level 3 Procedure vers 1 1 03 05 1999 ...
Page 69: ...Page 40 MOTOROLA CONFIDENTIAL PROPRIETARY GSM Krunch Level 3 Procedure vers 1 1 03 05 1999 ...
Page 70: ...Page 41 MOTOROLA CONFIDENTIAL PROPRIETARY GSM Krunch Level 3 Procedure vers 1 1 03 05 1999 ...
Page 71: ...Page 42 MOTOROLA CONFIDENTIAL PROPRIETARY GSM Krunch Level 3 Procedure vers 1 1 03 05 1999 ...
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