4. TROUBLE SHOOTING
- 88 -
4.15 RTC Trouble
Test Points
Circuit Diagram
Checking Flow
Repl ace X101 and try agai n.
BACKL IGHT WILL
WORK PROPERLY.
Is the voltage level at R124
about 1.8V?
Check the sol deri ng of R123.
START
No
Yes
Yes
X101
R124
10M
R124
OSCIN
A3
B3
OSCOUT
PWRON
B2
N14
RESET
CLKIN
L12
G14
CLKON
C142
NA
X101
MC-146_7pF
32.768KHz
1
2
3
4
NA
C176
CLKON
13MHZ
DBB
AD6525
Figure 4-27
Summary of Contents for C1150
Page 1: ...Service Manual Model C1150 Service Manual C1150 Date October 2005 Issue 1 0 ...
Page 3: ......
Page 99: ...Note 100 ...
Page 104: ... 105 8 PCB LAYOUT 8 PCB LAYOUT ...
Page 105: ... 106 8 PCB LAYOUT ...
Page 113: ...10 STAND ALONE TEST 114 Figure 10 2 HW test setting Figure 10 3 Ramping profile ...
Page 117: ...Note 118 ...
Page 119: ... 120 Note ...
Page 135: ...Note 136 ...