Page 6
- MOTOROLA CONFIDENTIAL PROPRIETARY -
GSM Krunch - Level 3 Procedure vers.1.1
03/05/1999
3
4
Is 13MHz
master clk
present at
U703 BIC pin
17?
(see page 32)
Check in order Y201, CR201,
U201 and NOTE 1
no
Is 13MHz
master clk
present at
U703 BIC pin
37 (see page
32)
See the 13MHz path logic block
diagram
no
yes
Is 2.75V
present at pull
up resistors
terminals
R702-706-701
Check the resistors and note 1
no
yes
yes
Does TP4
reset line go
high and Is
the reset
sequence ok?
(see page 23)
Check L275 at pull up resistor R920 terminals.
If the reset is about 200mV lifted in order the following pin:
1) GCAP pin 30 (it's likely to faulty IC)
2) SMOC pin 98
3) BIC pin 35
4) J101 display conn.
If the reset line is alays low send the PCB in HTC
yes
no
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 ...
Page 83: ......