Sony STR-DE997 Service Manual page 52

STR-DE997
IC1101 MB91154PFV-G-119-BNDE1 (SYSTEM CONTROL) (DIGITAL Board (3/3))
Pin No. Pin Name
1 [7.1_DAT]
2 [7.1_CLK]
3 [006_LAT]
4 [011_LAT]
5 SUB-T
6 to 8 NO_USE
9 VSS
10 FUNCTION_JOG_1B
11 FUNCTION_JOG_1A
12 CURSOR_JOG_3B
13 CURSOR_JOG_3A
14 MENU_JOG_4B
15 MENU_JOG_4A
16 VOL_JOG_2B
17 VOL_JOG_2A
18 SP_A_RY
19 SP_B_RY
20 CENTER_RY
21 REAR_RY
22 WOOFER_RY
23 PROTECTOR
24 HP_CTRL
25 PW_RY
26 VSS
27 VCC
28 TUNER_STEREO
29 TUNER_AUTO_STOP
30 TUNER_MUTE
31 TUNER_DO
32 T.SERIAL_CLK
33 T.DATA
34 T.LAT
35 NO_USE
36 to 39 V.SW1 to V.SW4
40 COMP_SEL2
41 2ND_RY
42 HP_RY
43 UPCON_DATA
44 VSS
45 BRIDGEABLE RY
46 FUSE DETECT
47 TC74HCT153_B
48 TC74HCT153_A
49 [GP12]
50, 51 PAGE0,PAGE1
52 MD2
53 MD1
54 MD0
55 RSTX
56 VCC
57 X1
58 X0
52
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I/O
O MULTI CH IN DATA
O MULTI CH IN CLOCK
O TC9273_006 LATCH
O TC9273_011 LATCH
O SUB TRANSFORMER VOLT O/P
— Not used (Fixed at L)
— Ground
I FUNCTION JOG 1B
I FUNCTION JOG 1A
I CURSOR JOG 3B
I CURSOR JOG 3A
I MENU JOG 4B
I MENU JOG 4A
I VOLUME JOG 2B
I VOLUME JOG 2A
O SPEAKER A RELAY CONTROL
O SPEAKER B RELAY CONTROL
O CENTER RELAY CONTROL
O REAR CH RELAY CONTROL
O WOOFER RELAY CONTROL
I PROTECTOR CIRCUIT
I HP DETECTION SW
O POWER RELAY CONTROL
— Ground
— Power supply pin (+3.3 V)
I TUNER STEREO IN
I TUNER AUTO STOP IN
O TUNER MUTE
I TUNER DO
O TUNER SERIAL CLOCK
O TUNER DATA
O TUNER LATCH
— Not used (Fixed at L)
O VIDEO SWITCH 1 to 4
O COMPONENT VIDEO SELECT 2
O 2ND ROOM RELAY CONTROL
O HP RELAY CONTROL
O UP CONVERT DATA
— Ground
O BRIDGEABLE RELAY CONTROL
I Not used (Fixed at H)
O OPTICAL INPUT SW B
O OPTICAL INPUT SW A
I DSP1 IC GP12
— Not used (Open)
— FLASH PROGRAMMING
— FLASH PROGRAMMING (Fixed at H)
— FLASH PROGRAMMING
I RESET IC
— Power supply pin (+3.3 V)
I System clock signal input (16.5 MHz)
O System clock signal output (16.5 MHz)
Pin Description