Sony STR-DA4400ES Service Manual page 154

STR-DA4400ES
CONTROL BOARD IC2003 MB91F467RAPMC-GE1 (SYSTEM CONTROLLER)
Pin No. Pin Name
1 VSS
2 POW-SW_DET
3 XM_POW
4 C_DET
5 S_DET
6 V_DET
7 V595_OE
8 V595_LAT
9 MONITOR_MUTE
10 XM-DA_LAT
11, 12 VCC3
13 VSS
14 C_1
15, 16 TUNE+/-2, TUNE+/-1
17, 18 TONE+/2, TONE+/-1
FUNC-JOG_A,
19, 20
FUNC-JOG_B
VOL-JOG_A,
21, 22
VOL-JOG_B
23 HP_IN
24, 25 SP-SW_A, SP-SW_B
26 MIC_ON
27 NO USE
28 NMIX
29 NO USE
30 to 32 TRG-1 to TRG-3
33 NO USE
34, 35 VC_MUTE, VC2_MUTE
36 VCC3
37 C_2
38 VSS
39 X0
40 X1
41 VSS
42 X0A
43 X1A
44 VCC3
45 VSS
46 HDMI_ERROR
47 CEC_OUT
48 NO USE
DSP-UCOM_END-
49
FLAG
50 DSP-UCOM_MODE
51 MD_BUSY
52 DM_BUSY
53 DSP-UCOM_RESET
54 M-D_INT
55 AVSYNC_XCS
56 AVSYNC_SIO
57 VCC3
58 VSS
59 MUTE
60 TUNER_DATA
61 TUNER_CLK
62 AVSYNC_RSTN
63 NO USE
64 DIR_XMODE
154
I/O
- Ground terminal
I POWER switch input terminal
O Power supply on/off control signal output terminal for XM section
I Component video signal detection signal input terminal
I S video signal detection signal input terminal
I CVBS video signal detection signal input terminal
O Output enable signal output to the data decoder
O Serial data latch pulse signal output to the data decoder
O Monitor video out muting on/off control signal output to the video amplifi er
O Serial data latch pulse signal output to the D/A converter
- Power supply terminal (+3.3V)
- Ground terminal
- External capacitor connection terminal for internal regulator
I Jog dial pulse input from the rotary encoder (for TUNING)
I Jog dial pulse input from the rotary encoder (for TONE)
I Jog dial pulse input from the rotary encoder (for INPUT SELECTOR)
I Jog dial pulse input from the rotary encoder (for MASTER VOLUME)
I Headphone detection signal input terminal
I Front speaker selection switch input terminal
O Enable signal output to the mic amplifi er
- Not used
- Not used
- Not used
O Trigger signal output terminal
O Component video monitor out muting on/off control signal output terminal "H": muting on
Component video muting on/off control signal output to the input select (for component
O
video) "H": muting on
- Power supply terminal (+3.3V)
- 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
O Sub system clock output terminal Not used
- Power supply terminal (+3.3V)
- Ground terminal
I HDMI audio error signal input terminal
O CEC data output terminal
- Not used
O Programming end fl ag output to the DSP controller
O Programming mode signal output to the DSP controller
O Busy signal output to the DSP controller
I Busy signal input from the DSP controller
O Reset signal output to the DSP controller
O Interrupt request signal output to the DSP controller
O Chip enable signal output to the lip sync adjust
I/O Two-way data bus with the lip sync adjust
- Power supply terminal (+3.3V)
- Ground terminal
O Audio muting on/off control signal output terminal "H": muting on
O Serial data output to the tuner (FM/AM)
O Serial data transfer clock signal output to the tuner (FM/AM)
O Reset signal output to the lip sync adjust
- Not used
O Reset signal output to the digital audio interface receiver
Description
"H": headphone is connected
Not used
"L": reset
"L": reset
"L": reset
"H": power on
"H": muting on