STR-DN1010
58
• IC Pin Function Description
DIGITAL BOARD (4/4) IC2018 MB91F467RAPMC-GE1 (SYSTEM CONTROLLER)
Pin No. Pin Name I/O Description
1 VSS - Ground terminal
2 NO_USE - Not used
3 CEC_IN I CEC serial data input from the HDMI connector
4 NO_USE I/O Not used
5 NO_USE O Not used
6 FLI_DATA I/O l2C data output to the video controller
7 FLI_CLK O I2C clock signal output to the video controller
8 CEC_OUT O CEC serial data output to the HDMI connector
9 UPDATE SW O Selection signal output to the RS-232C selector
10 FLI STBY O Standby signal output to the video controller
11, 12 VCC3_(3.3V) - Power supply terminal (+3.3V)
13 VSS_(GND) - Ground terminal
14 C_1 - External capacitor connection terminal for internal regulator
15 STOP I AC off detection signal input terminal “L”: AC off
16 POWER_RELAY O Relay drive signal (for main power) output terminal “H”: relay on
17 HDMI_ERROR I Error signal input from the HDMI controller and HDMI receiver
18 H_RESET O Reset signal output to the HDMI controller
19 NO_USE O Not used
20 NO_USE O Not used
21 CNVSS O HDMI CNVSS select for SPDIF update
22 HSYNC_SEL O Horizontal sync selection signal output to the HSYNC select
23 FLI_RESET O Reset signal output to the video controller
24 GPI02 O External receipt bus open signal output to the video controller
25 NO_USE - Not used
26 HP_DETECT I Headphone plug insert detection signal input terminal “H”: headphone plug is inserted
27 HP_RELAY O Relay drive signal (for headphone) output terminal “H”: relay on
28 NMIX - Not used
29 C_SURR_RELAY O Relay drive signal (for center and surround) output terminal “H”: relay on
30 SW_PREOUT_RELAY O Relay drive signal (for subwoofer) output terminal “H”: relay on
31 FRONT_A_RELAY O Relay drive signal (for front A) output terminal “H”: relay on
32
SBL_SBR_BIAMP_
RELAY
O Relay drive signal (for surround back) output terminal “H”: relay on
33 BRIDGABLE_RELAY O Relay drive signal (for power supply) output terminal “H”: relay on
34, 35 NO_USE - Not used
36 VCC3_(3.3V) - Power supply terminal (+3.3V)
37 C_2 - External capacitor connection terminal for internal regulator
38 VSS_(GND) - Ground terminal
39 X0_ (CLOCK_IN) I Main system clock input terminal (4 MHz)
40 X1_(CLOCK_OUT) O Main system clock output terminal (4 MHz)
41 VSS_(GND) - Ground terminal
42 X0A_(SUB_CLOCK_IN) I Sub system clock input terminal Not used
43
X1A_
(SUB_CLOCK_OUT)
O Sub system clock output terminal Not used
44 VCC3_(3.3V) - Power supply terminal (+3.3V)
45 VSS_(GND) - Ground terminal
46 NO_USE O Not used
47 NO_USE O Not used
48 MIC_MUTE O Microphone muting on/off control signal output terminal “H”: muting on
49 FL_BK O Blanking period signal output to the fl uorescent indicator tube
50 to 52 NO_USE - Not used
53 BLUE_LED O LED drive signal output terminal (for MULTI CHANNEL DECODING)
54 WHITE_LED O LED drive signal output terminal (for dimmer indicator)
55 NO_USE - Not used
56 NO_USE - Not used
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