Sony STR-DN1000 Service Manual page 59

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• IC Pin Function Description
DIGITAL BOARD IC2018 MB91F467RAPMC-GE1 (SYSTEM CONTROLLER)
Pin No. Pin Name
1
2
3
4 VUCOM_SDA (I2C)
5 VUCOM_SCL (I2C)
6 FLI_DATA/N1
7 FLI_CLK/N1
8 CEC_OUT
9 UPDATE SW/N1
10 FLI STBY/N1
11, 12 VCC3_(3.3V)
13 VSS_(GND)
14
15
16 POWER_RELAY
17 HDMI_ERROR
18 H_RESET
19 DAC_RESET
20 GPI01/N1
21
22 HSYNC_SEL/N1
23 FLI_RESET/N1
24 GPI02/N1
TE
L 13942296513
25
26 HP_DETECT
27 HP_RELEY
28
29 C_SURR_RELEY
30 SW_PREOUT_RELEY
31 FRONT_A_RELEY
SBL_SBR_BIAMP_
32
33 BRIDGABLE_RELEY
34, 35
36 VCC3_(3.3V)
37
38 VSS_(GND)
39 X0_ (CLOCK_IN)
40 X1_(CLOCK_OUT)
41 VSS_(GND)
42 X0A_(SUB_CLOCK_IN)
43
(SUB_CLOCK_OUT)
44 VCC3_(3.3V)
45 VSS_(GND)
46 DAC_SDA/N1
47 DAC_SCL/N1
48 MIC_MUTE
www
49
50 to 52
53 MHC_LED
.
54 WHT_LED
55
56
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I/O
VSS - Ground terminal
NO_USE - Not used
CEC_IN I CEC serial data input from the HDMI connector
I/O I2C data bus with the HDMI controller
O I2C clock signal output to the HDMI controller
O l2C data output to the video controller
O I2C clock signal output to the video controller
O CEC serial data output to the HDMI connector
O Selection signal output to the RS-232C selector
O Standby signal output to the video controller
- Power supply terminal (+3.3V)
- Ground terminal
C_1 - External capacitor connection terminal for internal regulator
STOP I AC off detection signal input terminal
O Relay drive signal (for main power) output terminal
I Error signal input from the HDMI controller and HDMI receiver
O Reset signal output to the HDMI controller
O Reset signal output to the D/A converter
O Selection signal output to the bus switch
CNVSS - Not used
O Horizontal sync selection signal output to the HSYNC select
O Reset signal output to the video controller
O External receipt bus open signal output to the video controller
NO_USE - Not used
I Headphone plug insert detection signal input terminal
O Relay drive signal (for headphone) output terminal
NMIX - Not used
O Relay drive signal (for center and surround) output terminal
O Relay drive signal (for subwoofer) output terminal
O Relay drive signal (for front A) output terminal
O Relay drive signal (for surround back) output terminal
RELEY
O Relay drive signal (for power supply) output terminal
NO_USE - Not used
- Power supply terminal (+3.3V)
C_2 - External capacitor connection terminal for internal regulator
- Ground terminal
I Main system clock input terminal (4 MHz)
O Main system clock output terminal (4 MHz)
- Ground terminal
I Sub system clock input terminal
X1A_
O Sub system clock output terminal
- Power supply terminal (+3.3V)
- Ground terminal
O Serial data output to the D/A converter
O Serial clock signal output to the D/A converter
O Microphone muting on/off control signal output terminal
FL_BK O Blanking period signal output to the fl uorescent indicator tube
x ao
y
NO_USE - Not used
O LED drive signal output terminal (for MULTI CHANNEL DECODING)
i
O LED drive signal output terminal (for dimmer indicator)
FUNC_1 - Not used
FUNC_2 - Not used
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8
"L": AC off
Q Q
3 6 7 1 3
Not used
Not used
u163
.
2 9 9 4 2 8
Description
"H": relay on
1 5 0 5 8 2 9 9 4
"H": headphone plug is inserted
"H": relay on
"H": relay on
"H": relay on
"H": relay on
"H": relay on
"H": relay on
m
"H": muting on
co
STR-DN1000
9 9
2 8 9 9
59