Terminal Function Of Ics - Panasonic SA-HT640WPL Service Manual

22 Terminal Function of ICs

22.1. IC2001 (MN101C49GHG):
Micro-processor IC
Pin Terminal I/O
No. Name
1 AVSS - Power supply for A/D converter
2 KEY1 I Key 1 line input
3 KEY2 I Key 2 line input
4 DES1 I Tuner region setting
5 DES2 I Model code Digit 1
6 DES3 I DVD region setting
7 DISC SENSE I Disc sensor (RC1)
8 DES4 I Model code Digit 2
9 DES5 I Model code Digit 3
10 VREF+ - + Power supply for A/D converter
11 VCC - Power supply (5V)
12 XOUT - Main clock output (8MHz)
13 XIN - Main clock input (8MHz)
14 VSS - GND (0V)
15 VSS - GND (0V)
16 N.C - No connection
17 VSS - GND (0V)
18 DVD_ O DVD module power control
PCONT
19 RF_DET I RF module detection - wireless ready
(WM_DET)
20 RF_LINK / I RF link control - wireless ready
WM_LINK
21 RF_PCNT O RF power control
(WM_
UNMUTE)
22 N.C - No connection
23 EDA I/O EEPROM data
24 ECK O EEPROM clock
25 ECS O EEPROM latch
26 RMT I REMOCON input
27 HOTPLUG I HDMI interrupt 1
28 CEC_IN I HDMI interrupt 2
29 POS_SW I Position sensor (RC1)
30 PULSE I Pulse sensor speed detection
(RC1)
31 SYNC I AC failure detect input
32 VSS/VPP - GND (0V)
- Power supply (Flash Micom only)
33 RESET I System reset
34 PWM O Pulse width modulation (RC1)
35 AM_BP O AM beat proof
36 TU_SCL O Tuner clock
(PLL_CK)
37 TU_SDA O Tuner data
(PLL_DA)
38 TU_SD I Tuner signal detect
39 ST/DO I Stereo indicator / data (Tuner to Opecon)
(TU_ST)
40 FM_DET I Tuner FM detect (Tuner to Opecon)
41 VPP - Power supply (Flash Micom only)
42 DVD_CMD O DVD Command (Opecon to syscon)
43 DVD_STA I DVD status (Syscon to Opecon)
44 DVD_CK I DVD clock (Syscon to Opecon)
45 MUTE_ DVD I DVD mute (Syscon to Opecon)
46 CHG_DIR O Wireless
(ROLE_CH) (Tx/Rx)
47 RMPORT_ I Rear M.Port detect
DET
48 ASP_DA O ASP data (R2S15203FP)
Function
module change direction
105
Pin Terminal I/O
No. Name
49 ASP_CK O ASP clock (R2S15203FP)
50 MUTE_HP O Headphone mute
51 MP_SEL O Select front MPort or rear MPort
(SELECT_ A)
52 SUB_ O Subwoofer frequency Limiter
LIMITER
53 VMUTE O Video mute control
54 N.C - No connection
55 WIDE_ SURR O Surround Enhancer
56 CEC_OUT I Output port for HDMI
57 WS_EN I Surround Enhancer Enable
58 AGC_SW - Connection GND via resistor
59 REG1 I Speaker protection (For Latin America)
60 MODEL_ I Model selector 1
SEL1
61 MODEL_ I Model selector 2
SEL2
62 HB_EN I H.Bass enable (H=Enable, L=Disable)
63 N.C - No connection
64 MOD_DA O Digital amplifier standby control
65 HOP_DA O Digital Amp frequency hop control
(FHOP)
66 MUTE_ O Front / subwoofer mute
FSUB
67 N.C - No connection
68 MUTE_SC O Surround / centre mute
69 LOAD I UP / DOWN switch (RC1)
(CAM_SW)
70 OPEN_SW I OPEN switch (RC1)
71 PCONT O Relay power control (System)
72 N.C - No connection
73 N.C - No connection
74 N.C - No connection
75 N.C - No connection
76 N.C - No connection
77 N.C - No connection
78 N.C - No connection
79 N.C - No connection
80 N.C - No connection
81 DC_DET I DC detection (System)
82 DISC1_ O Disc LED 1
LED
83 WS_LED O Wide surround LED
84 N.C - No connection
85 N.C - No connection
86 N.C - No connection
87 FLD_STB - FL driver strobe
88 N.C - No connection
89 FL_CK O FL driver clock
90 FL_DAT O FL driver data
91 JOG_A I Volume jog signal A
92 JOG_B I Volume jog signal B
93 JOG_LED O VOlume jog LED (For HT1040)
94 LOAD_ O Loading motor control (Open / close-
REV RC1)
95 VSS - -ve Power supply for D/A converter
96 LOAD_ O Loading motor control (Open / close-
FWD RC1)
97 TURN_ O Tray motor control (Turn-RC1)
FWD
98 TURN_ O Tray motor control (Turn-RC1)
REW
99 N.C - No connection
100 VDD - +ve Power supply for D/A converter
SA-HT640WPL
Function