Sony STR-DE715 - Fm Stereo/fm-am Receiver, Руководство по обслуживанию

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SECTION 2
DIAGRAMS
IC103 MB90673PF-G-196-BND (SYSTEM CONTROL) (STR-D660Z/DE715)
Pin No. Pin name I/O Description
1 AC MUTE O AC mute drive.
2 D. LAT O Data latch output.
3 T. LAT O Tuner function latch output.
4 S. CLK O Serial clock output.
5 S. DATA O Serial data output.
6 S. LAT O Serial latch output.
7 AUTO STOP O Tuner auto stop output.
8 T. MUTE O Tuner mute output.
9 STEREO I Stereo detect signal input.
10 IF DATA IN I IF data input.
11 V
SS
(D) – Ground.
12 V-A O Video switch control output.
13 V-B O Video switch control output.
14 RM INPUT I Remote control signal input.
15 V-E O Video switch control output.
16 V-INH – Not used (Open).
17 LED DATA O LED data output.
18 LED CLR O LED clock signal output.
19 S. POWER I Power switch input.
20 RX (SIN) – Not used (Fixed at “ L ” )
21 TX (SOUT) – Not used (Open).
22 BUSY – Not used (Open).
23 FL CLEAR O FL reset signal output.
24 FL DATA O FL data output.
25 FL CLK O FL clock output.
26 FL LAT O FL latch signal output.
27 ––––– – Not used (Ground).
28 V
CC
(A) – Analog power supply (+4.9V).
29 + AVR – Connect to V
DD
(+5.1V).
30 – AVR – Not used (Ground).
31 GND (D) – Ground.
32 AD KEY IN1 I Key input.
33 AD KEY IN2 I Key input.
34 V
SS
(D) – Ground.
35 AD KEY IN3 I Key input.
36 AD KEY IN4 I Key input.
37 AD KEY IN5 I Key input.
38 AD VERSION I Model select.
39 VOL + O Volume up control output.
40 VOL – O Volume down control output.
41 MODE0 – Not used (Fixed at “ H ” )
42 MODE1 – Not used (Fixed at “ H ” )
43 MODE2 – Not used (Ground).
44 STANDBY – Connect to V
DD
(+5.1V).
45 STOP O Power ON/OFF control output.
2-1. IC PIN FUNCTION