Sony HCD-DX155 Service Manual page 60

HCD-DX155/DX255
Pin No. Pin Name
43 DRIVE_OCP (DIAG)
44 OVERFLOW1
45 OVERFLOW2
46 WRITE CE
47 DAMP LATCH1
48 DAMP LATCH2
49 DAMP LATCH3
50 DAMP INIT
51 DAMP SOFT MUTE
52 HP_SW
53 HP_MUTE
54 SRC_MUTE
55 DSP_RESET
56 DSP_SPIDS
57 SEL_SA-CD
58 DSP_RST
59 DSP_HCE
DAMP OUT2DLY/
60
DIR_ERR
DAMP FSDLY/
61
DIR_XSTATE
62 VCC
63 DIR_HDOUT
64 VSS
65 DIAT_XRST
66 DIAT_XSCEN
67 SRC_MODEO
68 M_ST
69 TUNED
70 ST_CLK
71 ST_DO
72 ST_CE
73 ST_DI
74 KEY INT
RDS_CLK/MIC_CLK/
75
XM_ERR_IRQ
RDS-DATA/MIC-DAT/
76
XM_COM_SEL
77 XM_RESET
78 DABSEL/XMSEL
79 V_SEL0
80 V_SEL1
81 TVSEL/V_SEL3
82 A_SEL0
83 A_SEL1
84 V_SEL2
85 IO_CE
86 IO_RESET
87 IO_DI
60
I/O
I DAMP driver shut down
I DAMP processor F/C/S over flow detect
I DAMP processor SW over flow detect
I Flash write CE (not used)
O DAMP processor latch1
O DAMP processor latch2
O DAMP processor latch3
O DAMP processor reset
O DAMP processor soft muting
I Head phone detect
O Head phone muting
O Sampling rate converter mute control (not used)
O DSP reset (not used)
O DSP device select (not used)
O DSP input data select (not used)
O DIR reset (not used)
O DIR chip enable (not used)
I S-Master OUT2DLY select switch
I S-Master FsDLY select switch
— Power supply (BUP 3.3V)
I DIR data in (not used)
— Ground terminal
O DIAT reset (not used)
O DIAT chip enable (not used)
O Sampling rate convertor MODEO control (not used)
O LINK (Multi STEREO) control
I TUNER tuned input
O TUNER clock output
I TUNER data input
O TUNER chip enable output
O TUNER data output
I Wakeup from ECO mode by key input
O Not used
O Not used
O XM reset (not used)
O XM clock select (not used)
O VIDEO selector 0
O VIDEO selector 1
O TV control/VIDEO selector 3 (not used)
O Audio selector 0
O Audio selector 1
O VIDEO selector 2
O I/O expander IC chip enable
O I/O expander IC reset
O I/O expander IC data output
Description