Onkyo DVSP 55 Service Manual
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Extracted text from Onkyo DVSP 55 Service Manual (Ocr-read)
Page 1
P55
Ref. No. 3848
ONKYO SERVICE MANUAL 2"
DVD PLAYER
MODEL DV-SP55
RC-524DV
Black model
MDD 1 N 120V AC, 60Hz
SAFETY-RELATED COMPONENT
WA R N I N G ! !
COMPONENTS IDENTIFIED BY MARK A ON THE
SCHEMATIC DIAGRAM AND IN THE PARTS LIST ARE
CRITICAL FOR RISK OF FIRE AND ELECTRIC SHOCK.
REPLACE THESE COMPONENTS WITH ONKYO
PARTS WHOSE PART NUMBERS APPEAR AS SHOWN
IN THIS MANUAL.
MAKE LEAKAGE-CURRENT OR RESISTANCE
MEASUREMENTS TO DETERMINE THAT EXPOSED
PARTS ARE ACCEPTABLY INSULATED FROM THE
SUPPLY CIRCUIT BEFORE RETURNING THE
APPLIANCE TO THE CUSTOMER.
ONKYO®
IMAGINATIVE SIGHT & SOUND
Page 41
IC BLOCK DIAGRAM [TERMINAL DESCRIPTION
|C601 : STM5589CVA BACK END IC
No. Pin Name Dir. Pin Function
It is not connected except 5 Disc Changer.
39 XDRVMUTE OU Only 5 Disc Changer.
Output signal for motor driver muting.
'L' : muting
OUT It is not connected except 5 Disc Changer
4O OPEN Only 5 Disc Changer. . .
IN Input signal for tray position.
'H' : complete OPEN position.
OUT It is not connected except 5 Disc Changer
41 CLOSE Only 5 Disc Changer. . .
IN Input Signal for tray posmon.
'H' : complete CLOSE position.
OUT It is not connected except 5 Disc Changer
42 CLAMP Only 5 Disc Changer. _ . .
lN Input signal for showmg disc clamp posmon.
'H' : complete disc clamp position.
OUT It is not connected except 5 Disc Changer
43 UNCLAMP Only 5 Disc Changer. . . .
IN Input signal for showmg disc un-clamp posmon.
'H' : complete disc clamp position.
OUT It is not connected except 5 Disc Changer
44 [307st Only 5 Disc Changer. . .
IN Input signal for disc existing.
'L' : existing
45 XDFIVMUTE2 OUT reserved
46 TP-x OUT reserved
47 VDD73V3 - 3.3 V Power supply
48 VDDiPCM - 1.8 V Power supply
49 VSS,PCM - Ground
50 V88 - Ground
51 AiBCK OUT Audio DAC clock
52 AiDATAO OUT Audio DAC Front L,Fi data
53 AiDATA1 OUT reserved
54 AiDATAZ OUT reserved
55 AiMCLK OUT Audio DAC Master clock
56 AiLRCK OUT Audio DAC L/FI clock
57 AiDOUT OUT S/PDIF(IEC60958) digital audio output
58 SMLA4
59 SMLAS
60 SMLAG
61 SMLA7 OUT SMI SDRAM Address
62 SMLAB
63 SMLAS
64 VDD71V8 - 1.8 V Power supply
65 V38 - Ground
66 SMLA3
67 SMLAZ
68 SMLA1
69 SMLAO
OUT SMI SDRAM Address
70 SMLA10
71 SMLA1 1
72 SMLA12
73 SMLA13