Panasonic SA-HT885WEG, Руководство по обслуживанию

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26.1. IC2018 (C2CBJG000672):
System control
Pin
No.
Terminal
Name
I/O Function
1 TRY_
CLOSE I Loading mechanism close SW ( L: SW
ON )
2 TRAY_CCW O Terminal for tray control 1
3 TRAY_CW O Terminal for tray control 2
4 TRY_OPEN I Loading Mechanism open SW ( L: SW
ON )
5 N.C - Not used, open
6 N.C - Not used, open
7 BRAKE_H O Terminal for tray control 3
8 BYTE - VSS (GND)
9 CNVSS - VSS (GND)
10 N.C - Not used, open
11 N.C - Not used, open
12 RESET I System Reset Input
13 XOUT - Main Clock Output (10.0 MHZ)
14 VSS - GND (0V)
15 XIN - Main Clock Input (10.0 MHZ)
16 VCC - Power supply (5V)
17 NMI I Connect to VCC, External Interrupt I/P
18 RMT I Remote control input
19 SYNC I AC failure detection input
20 N.C - Not used, open
21 DIVX_SEL I DivX Model Selection ( L = No DivX, H =
DivX)
22 SPK_EN I Speaker Protection (L = Speaker Protect
OFF, H = Speaker Protect ON)
23 EDA I/O DATA signal for the EEPROM
24 ECK O CLOCK signal for the EEPROM
25 ECS O LAT signal for the EEPROM
26 N.C - Not used, open
27 TUN_SD I Station Detection
28 TUN_DO I Stereo Detection
29 TUN_CLK O I2C Clock for Tuner
30 TUN_DI O I2C Data for Tuner
31 Tx - Not used
32 Rx - Not used
33 CLK - Not used
34 MUTE_S O Mute signal for surround Audio signal
35 DVD_CMD O CMD signal for the DVD Module
36 DVD_STAT I STATUS signal from the DVD Module
37 DVD_CLK I CLK signal for the DVD Module
38 WIDE1 O Control Signal for the WIDE function
39 MUT_FRNT O Mute signal output for Front speaker
40 MUTE_C O Mute signal output for Center speaker
41 EPM - Not used
42 MUTE_SUB O Mute signal output for Subwoofer
43 HP_MUTE O Mute signal output for Headphone
44 DVD_MUTE I Signal from DVD module control mute
circuit
45 RGB_H O Mute signal 1 for video output
46 YC_H O Control signal for the video signal Mix
47 MUTE_L O MUTE signal for the Line output
48 VOL_DA O DATA signal for 6ch VOL ASP
49 VOL_CK O CLOCK signal for 6ch VOL ASP
50 SCART_
MUTE
O Line out for SCART terminal
51 MIC_MUTE O Muting circuit for the MIC input
52 SS_DAT O DATA Signal for S.SRND IC
53 SS_CLK O Clock Signal for S.SRND IC
54 N.C - Not used, open
55 HB_MUTE O H.Bass Mute
Pin
No.
Terminal
Name
I/O Function
56 HB_LVL - Not used, open
57 CMIX - Not used, open
58 SURR_FC1 O Surround Freq. Limiter 1
59 SURR_FC2 - Not used, open
60 N.C - Not used, open
61 N.C - Not used, open
62 VCC - Power supply 5.0V
63 FAN_CTRL O FAN Control output
64 VSS - GND (0V)
65 RF_DET - Not used, open
66 RF_PCON - Not used, open
67 RF_LINK - Not used, open
68 DVD_PCNT O Control signal for the power for the DVD
Module
69 N.C - Not used, open
70 PCONT O Control Signal for the Power Control
Relay
71 MUTE_H O HIC Mute
72 DC_DET I Signal from the DC Detection circuit
73 RDS_CK I Clock signal from the RDS decoder
74 RDS_DAT I Data signal from the RDS decoder
75 JOG_B I Signal B from Volume JOG
76 JOG_A I Signal A from Volume JOG
77 N.C - Not used, open
78 N.C - Not used, open
79 N.C - Not used, open
80 N.C - Not used, open
81 FLD_DA I Data input for the FL Driver
82 N.C - Not used, open
83 N.C - Not used, open
84 N.C - Not used, open
85 N.C - Not used, open
86 KEY 3 - Not used, open
87 FLD_RST O Reset signal for the FL driver
88 FLD_CS O Latch signal for the FL driver
89 FLD_CK O Clock signal for the FL driver
90 N.C - Not used, open
91 KEY 2 I Key 2 line input
92 N.C - Not used, open
93 DES3 I Region setting for DVD
94 MODEL_
SEL
I Model selector
95 DES1 I Region setting for Tuner
96 AVSS - Analog power supply input
97 KEY1 I Key 1 line input
98 VREF - Reference voltage input
99 AVCC - Analog power supply input
100 N.C - Not used, open
26 Terminal Function of ICs
74
SA-HT885WEG