Panasonic SA-HT892EE Service Manual ▷ View online
24.1. IC2018 (C2CBYY000293):
System Control IC
Pin
No.
Terminal Name
I/O
Function
1 TRAY_
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 TRAY_OPEN
I Loading Mechanism open SW ( L: SW
ON )
5 MP_DAC1
- No connection
6 MP_DAC2
- No connection
7 MP_DAC3
- No connection
8 BYTE
- VSS (GND)
9 CNVSS
- VSS (GND)
10 MPORT_ SELECT
- No connection
11 RDS_ ENABLE
I RDS Enable ( H=Enable, L=Disable)
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 AM_BP
O AM beat proof
21 MIC_EN
- Microphone Enable
22 WLESS_EN
- Wireless Enable
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 FMPORT_EN
I Front M.Port Enable
27 RDS_CLK
I CLK signal from the RDS decoder
28 DVD_CLK
I CLK signal for the DVD Module
29 DVD_STAT
I STATUS signal from DVD Module
30 DVD_CMD
O CMD signal for the DVD Module
31 RF_DET
I RF input (Wireless Module)
32 RF_PCON
- RF Output (Wireless Module)
33 RF_LINK
I RF link detection (Wireless Module)
34 RF_DATA
O RF change direction (Wireless Module)
35 TUN_SD
I Station Detect
36 TUN_CLK
O I2C Clock for Tuner
37 TUN_DO
I Stereo Detect
38 TUN_DI
O I2C Data for Tuner
39 N.C
- No connection
40 PCONT
O Control Signal for the Power Control
Relay (for FLASH Writer)
41 EPM
I For FLASH
42 DVD_MUTE
I Signal from DVD module control mute
circuit
43 WD_SRND
O Wide surrond out
44 WS_LED
O Wide surround LED
45 WS_EN
I Wide surround enable
46 VIDEO_MUTE
O Video mute control
47 N.C
- No connection
48 N.C
- No connection
Pin
No.
Terminal Name
I/O
Function
49 N.C
- No connection
50 N.C
- No connection
51 N.C
- No connection
52 N.C
- No connection
53 N.C
- No connection
54 N.C
- No connection
55 N.C
- No connection
56 N.C
- No connection
57 N.C
- No connection
58 N.C
- No connection
59 N.C
- No connection
60 CHIP MIX2CH
- No connection
61 OPT-EN
I Optical enable
62 VCC
- Power supply 5.0V
63 N.C
- No connection
64 VSS
- GND (0V)
65 MIC_MUTE
O Muting circuit for the MIC input
66 MIC_SW
I MIC Insertion Detect (if MIC_EN=1)
No connection (if MIC_EN=0)
67 HOP_DA
O Frequency hop control DA
68 MUTE_S
O Mute signal for surround Audio signal
69 MUTE_F
O Mute signal output for Front speaker
70 DC_DET
I Signal from the DC Detection circuit
71 MOD_DA
O Digital amplifier standby control
72 DVD_PCNT
O Control signal for the power for the DVD
Module
73 CEC_OUT
I Output Port for HDMI
74 HOTPLUG
I HDMI HOT PLUG
75 CEC_IN
I HDMI/CEC Input
76 JOG_A
I Signal A from Volume JOG
77 JOG_B
I Signal B from Volume JOG
78 HP_MUTE
O Headphone mute signal
79 SCART_ MUTE
O Line out for SCART terminal
80 WIDE1
O Control signal for the WIDE function
81 RGB_H
O Mute signal 1 for video output
82 YC_H
O Control signal for the video signal Mix
83 ASP_CLK
O Clock signal for 6ch VOL ASP
84 ASP_DAT
O Data signal for 6ch VOL ASP
85 FLD_CLK
O Clock signal for the FL driver
86 FLD_STB
O FL strobe
87 FLD_OUT
O FL data out
88 RDS_DAT
I Data signal from the RDS decoder
89 MD3
I Model code 3
90 MD2
I Model code 2
91 KEY 2
I Key 2 line input
92 MD1
I Model code 1
93 DES3
I DVD Region Setting
94 DES2
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 BRAKE_H
O Terminal for tray control 3
24 Terminal Function of ICs
101
SA-HT892EE
25 Exploded Views
25.1. Cabinet Parts Location
102
SA-HT892EE
103
SA-HT892EE
25.2. Packaging
104
SA-HT892EE
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