Sony STR-DB830 - Fm Stereo/fm-am Receiver Service Manual page 35

Pin No. Pin Name I/O
51 MD 2 I
52 HW STANDBY I
53 RDS CLOCK I
54 RDS DATA I
55 VOL UP O
56 VOL DOWN O
57 —
—
58 U-RESET O
59 U-SREQ I
60 U-MREQ O
61 U-DATA O
62 U-CLOCK O
63 AUBUS-IN I
64 I
SPEAKER
65 I
SPEAKER
66 POW-KEY IN I
67 AUBUS-OUT O
68 VIRSION IN1 I
69 VIRSION IN 2 I
70 VIRSION IN 3 I
71 VIRSION IN 4 I
72 VIRSION IN 5 I
73 VIRSION OUT 1 O
74 VIRSION OUT 2 O
75 JOG-UP I
76 JOG-DOWN I
77 RESET I
78 FUNCTION UP I
79 FUNCTION DOWN I
80 — —
81 VSS —
82 X0 —
83 X1 —
84 VCC —
85 — —
86 — —
87 LED CLK I
88 I
LED DATA
89 LED CE I
90 LED CLR I
91 — —
92 — —
93 MBUS-V1 I
94 MBUS-DVD I
95 MBUS-TV I
96 I
MBUS-STATUS
97 — —
98 LAT O
99 RESET O
100 — —
MD 2
Hardware STANDBY input
RDS clock input
RDS data input
Volume up output
Volume down output
Not used (Connected to Ground)
Reset output (Connected to MB90573 RESET)
Slave request and data input (Connected to MB90573 SLV DATA/REQ)
Master request output (Connected to MB90573 DISPMR)
Master data output (Connected to MB90573 DISP DATA)
Master clock output (Connected to MB90573 DISPCLK)
Audio bus input
Speaker A signal input.
Speaker B signal input.
POWER-KEY input.
Audio bus output
Virsion input.
Virsion input.
Virsion input.
Virsion input.
Virsion input.
Virsion output.
Virsion output.
Function encoder up input.
Function encoder down input.
Reset (Display MCU)
Rotary encoder input.
Rotary encoder input.
Not used (Connected to Ground)
Ground (Connected to Ground)
External ceramic filter 4 MHz is connected to this terminal
External ceramic filter 4 MHz is connected to this terminal
Power supply +5 V
Not used. (Connected to Ground)
Not used. (Connected to Ground)
LED clock input.
LED data input.
LED chip eneble input.
LED clear input.
Not used. (Connected to Ground)
Not used. (Connected to Ground)
V1 input from MBUS.
DVD input from MBUS.
TV input from MBUS.
STATUS input from MBUS.
Not used. (Connected to Ground)
Learning microprocessor latch output.
Reset.
Not used. (Connected to Ground)
— 57 —
Description