Sony STR-DE898 Service Manual page 57

IC1101 MB91154PFV-G-126E1 (SYSTEM CONTROL) (DIGITAL Board (5/5))
Pin No. Pin Name
1 [7.1_DAT]
2 [7.1_CLK]
3, 4 NO USE
5 SUB-T
6 LIP DATA IN
7 LIP LATCH
8 LIP RESET
9 VSS
10 FUNCTION_JOG_1B
11 FUNCTION_JOG_1A
12 MENU_JOG_3B
13 MENU_JOG_3A
14 CURSOR_JOG_4B
15 CURSOR_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
I/O
O MULTI CH IN DATA
O MULTI CH IN CLOCK
O Not used (Fixed at L)
O SUB TRANSFORMER VOLT O/P
I LIP DATA IN
O LIP LATCH
O LIP RESET
— Ground
I FUNCTION JOG 1B
I FUNCTION JOG 1A
I MENU JOG 3B
I MENU JOG 3A
I CURSOR JOG 4B
I CURSOR 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)
STR-DE898/DE998
Pin Description
Ver. 1.1
57