Sony HCD-DP900D Service Manual page 57

Pin No. Pin Name
51 NO-USE
52 B TRG
53 AMS-IN
54 CAPM-H/L
55 CAPM-CNT 1
56 A PLAY
57 B PLAY
58 TC-MUTE
59 R/PB/PAS
60 NR-ON/OFF
61 REC-MUTE
62 VCC
63 SOFT-TEST
64 VSS
65 BIAS
66 EQ-H/N
67 PB-A/B
68 ALC
69 TC-RELAY
70 A HALF
71 LINE-MUTE
72 STK-POWER
73 DISPLAY KEY
74 POWER KEY
75 DIR-UNLOCK
76 DIR-CS
77 DIR-XSTATE
78 DIR-Rx
79 CODEC-SMUTE
80 DSP-ACK
81 DSP-CS
82 DSP-DECODE
83 STBY-RELAY
84 FRONT-RELAY
85 REAR-RELAY
86 SP PROTECT
87 STEREO
88 TUNED
89 A SHUT
90 B SHUT
91 B-HALF
92 MODEL-IN
93 SPEC-IN
94 FAN
95 PWECK
96 AVSS
97 POWER
98 VREF
99 AVCC
100 AC-CUT
I/O
I Not used
O B deck trigger control signal output
I AMS signal input
O Capstan moter highi/low speed control signal output
O Capstan moter REV/FWD/STOP control signal output
I A deck play detect signal input
I B deck play detect signal input
O Tape deck line mute switch signal output. mute: "H"
I REC/PB/PASS select signal input
O DOLBY NR on/off switch signal output
O REC mute switch signal output (mute "L")
I Power supply(+5V)
O Soft out check point
— Ground
O BIAS on/off switch signal output.
O EQ high/low switch serect signal output
O A/B playback deck select signal output (deck A: "L", deck B "H")
O ALC switch signal output (on: "L", off "H")
O Tape deck relay switch signal output
I A deck half detect signal input
O Line mute signal output (on "H", off "L")
O Power amplifier on/off signal output (on "H", off "L")
I Display key on/off switch signal input
I Power key on/off switch signal input
I Dir pll unlock signal input (analog: "H", DVD/Din normal: "L")
O Dir cs signal output (normal "H")
I Dir xstate signal input (normal "H")
I Dir tx signal input
I Codec soft mute signal input (normal "L", mute "H")
I DSP ACK signal input
I DSP CS signal input
I DSP DECODE signal input (AC-3 DTS decode "H")
O Main power on/off switch signal output
O Front speaker relay switch signal output
O Not used (rear speaker relay)
I Front speaker protect signal input ( on "L")
I FM stereo detection signal input (stereo "L")
I Tuning detection signal input (tuned "L")
I Shut off detection signal input (A deck reel pulse)
I Shut off detection signal input (B deck reel pulse)
I Detection input from the B deck half signal input
I Destination setting terminal
I Destination settnng terminal
O Fan on control signal output
I Power check input
— Ground
O Standby LED on/off control signal output
I Reference voltage(+5V)
I Power supply (+5V)
I AC cut on/off check signal input
HCD-DP900D
Description
57