Philips CDR570 Service Manual page 22

GB 22 5. CDR 3rd gen.
RESET & CLOCK CHECK
USE CDR MAIN BOARD CIRCUIT DIAGRAMS 4, 9 AND 10 AND CDR MAIN BOARD BOTTOM VIEW : RESET & CLOCK TESTPOINTS
Switch on player,
exit stand by mode
MRESET high (3V3) testpoint R1
OK
BE_RESET low testpoint R2
OK
SYS_RESET display high (3V3) testpoint R3
OK
SYS_RESET CD low testpoint R4
OK
SRSTN high (3V3) testpoint R5
OK
RESET SIGNALS OK
MAIN_CLOCK 33.8688MHz testpoint R6
OK
SYS_CLK_11B 11.2896MHz testpoint R7
OK
SYS_CLK_16W 16.9344MHz testpoint R8
OK
SYS_CLK_8W 8.4672MHz testpoint R9
SYS_CLK_BE 8.4672MHz testpoint R9
OK
CLOCK SIGNALS OK
Service modes, repair tips and faultfinding trees
NOK
Check power part
Check reset devices 7704 and 7710
NOK
Check DASP (IC7701)
NOK
Check DASP (IC7701)
NOK
Check T7707
NOK
Check MACE (IC7270)
NOK
Check X-TAL 1707, IC7705, D6701, D6702
NOK
Check DASP (IC7701), IC7708
NOK
Check DASP (IC7701)
NOK
Check IC7706
Figure 5-13
* FOR CDR775/776 ONLY
CL06532018_016.eps
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