Sony STR-DE597 - Circuit Boards Location and Diagrams

STR-DE597
15 15
4-2. CIRCUIT BOARDS LOCATION
Pin No. Pin Name I/O Pin Description
54 SIRCS I SIRCS signal input
55 HP_DETECT I Headphones detection signal input
56 POWER_KEY I Power key detection signal input
57 FL_LAT O Latch signal output for FL driver IC
58 POWER_RY O Power relay driver control signal output
59 FL_DATA O Serial data output for FL driver IC
60 FL_CLK O Clock signal output for FL driver IC
61 PROTECTOR I Protector detection signal input
62 HP_RY O Headphones relay driver control signal output
63 FUSE_DETECT I Fuse open detection signal input
64 A1_OUT O Not used (Fixed at L)
65 A1_IN I Not used (Fixed at L)
66 FRONT_RY O Front speaker A relay driver control signal output
67 SP_B_RY O Front speaker B relay driver control signal output
68 C_RY O Center speaker relay driver control signal output
69 REAR_RY O Surround speaker relay driver control signal output
70 SW_RY O Sub woofer relay driver control signal output
71 NC — Not used (Fixed at L)
72 BRIDGEABLE_RY O Bridgeable relay driver control signal output
73 D0 I Tuner serial data input
74 SLATCH O Tuner latch signal output
75 TUNED I Tuned signal detection input
76 STEREO I Stereo signal detection input
77 RSTX I Reset signal input
78 MUTE O Tuner mute signal output
79 X1A — Not used (Open)
80 X0A — Not used (Connect to VSS)
81 VSS — Ground
82 X0 — Clock signal input (16 MHz)
83 X1 — Clock signal output (16 MHz)
84 VCC3 — Power supply pin (+3.3 V)
85 GROUPING_SW — Not used (Open)
86 to 89 SW1 to SW4 O Video select signal output
90 SELECT2 O Digital input select 2 signal output
91 SELECT1 O Digital input select 1 signal output
92 BST_SEL O 96/24 signal output for DSP IC
93 XMODE O Xmode signal output for DIR IC
94 CKSEL1 O Clock select signal output for DIR IC
95 CLK O Data clock signal output for DIR IC
96 CE O Latch signal output for DIR IC
97 DI O Data output for DIR IC
98 DO I Data input from DIR IC
99 ERROR I Error detection signal input from DIR IC
100 XSTATE I Xstate signal input from DIR IC
DIGITAL board
POWER board
STANDBY board
AC SELECT board
(E2 model only)
BRIDGEABLE board
VIDEO board
SB AMP board
SPEAKER board
MAIN board
TUNING board
HEADPHONE board
DISPLAY board