Dsw Memory Tests - Philips DVDR980/001 Service Manual

EN 70 5. DVDR980-985 /0X1

DSW Memory Tests

DSW MEMORY TESTS
Start Diagnostic Software
and select Command mode
Flash Checksum
Command: 100
Flash 1 Write Access
Command: 101
Flash 2 Write Access
Command: 102
Flash Write/Read
Command: 103
SDRAM Write/Read
Command: 104
SDRAM Write/Read fast
Command: 105
NVRAM I2C Test
Command: 123
NVRAM Write Read Test
Command: 122
MEMORY PART OK
Diagnostic Software and Faultfinding Trees
NOK
OK
NOK
OK
NOK
OK
NOK
OK
NOK
OK
NOK
OK
NOK
OK
- Check IC 7301
- Check IC 7302
- Check IC 7301
- Check IC 7302
- Check IC 7301
- Check IC 7302
- Check IC 7300
- Check IC 7300
- Check I2C-signals
- Check 7201
CL 16532145_048.eps
031201
Figure 5-25