Trouble Shooting
GB 15
CDR Mozart
5.
Reset & Clock Check FREYA Servo Board
Switch On
Power Supply
Check connection from CDR Freya
Servoboard connector 1000 to
connector 1201 on CDR Mozart mainboard
NOK
Check connection from CDR Freya
Servoboard connector 1000 to
connector 1201 on CDR Mozart mainboard
- Check IC 7019
- Check IC 7018
NOK
NOK
OK
OK
Reset and Clock Check FREYA Servoboard
USE FREYA SERVOBOARD CIRCUIT DIAGRAM1 AND 4 AND FREYA SERVOBOARD BOTTOM-AND TOP VIEW: TEST POINTS
+3V3 on testpoint R11
NRST-3V3) on testpoint R12
- Check T 7108
- Check D 6020 and D 6021
NOK
OK
RESET_N(low) on testpoint R13
SYSCLK = FREYA_CLK 8.5MHz
on testpoint R14
- Check T 7107
- Check R 3153
Reset part
OK
OK
Clock FREYA
OK
OK
ch1
ch1: pkpk= 4.12 V
ch1: freq= 8.51MHz
CH1 1.00 V~ MTB50.0ns ch1+
1
R14
CL 16532046_046.eps
101001