Sony STR-DB2000 Service Manual page 86

STR-DA2000ES/DB2000
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• DIGITAL BOARD IC2601 MB91F155A-3B9-X100 (MAIN SYSTEM CONTROLLER)
Pin No. Pin Name
1 MENU –JOG
2 MENU +JOG
3 +/– –JOG
4 +/– +JOG
5 FUNC –JOG
6 FUNC +JOG
7 VOL –JOG
8 VOL +JOG
9 VSS
10 FL_CLK
11 FL_DATA
12 FL_LAT
13 FL_RST
14
ML_CH_DEC-LED
15 HP-SW
16 DIMMER
17 2ND-RY
18 POW-RY
19 TU-TUNED
20 TU-MUTE
TE
L 13942296513
21 SERIAL-DATA
22 SERIAL-CLK
23 TU-DATAIN
24 TU-STEREO
25 RDS-DATA
26 VSS
27 VCC
28 TU-LAT
29 FUNC_SW-LAT
30 VOL-LAT
31
MLT_D.MIX-LAT
32 SYS-MUTE
33 POW-CHANGE
34 V-POW
35 NC
SELB OPT,
36, 37
SELA OPT
38 DIR-ERROR
39 DIR-XSTATE
40 DIR-DATA0
41 DIR-XMODE
www
42 DIR-CKSEL1
43 DIR-CLK
.
44 VSS
86
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I/O
I Jog dial pulse input from the rotary encoder (B phase input) (for MENU)
I Jog dial pulse input from the rotary encoder (A phase input) (for MENU)
I Jog dial pulse input from the rotary encoder (B phase input) (for –/+)
I Jog dial pulse input from the rotary encoder (A phase input) (for –/+)
I Jog dial pulse input from the rotary encoder (B phase input) (for INPUT SELECTOR)
I Jog dial pulse input from the rotary encoder (A phase input) (for INPUT SELECTOR)
I Jog dial pulse input from the rotary encoder (B phase input) (for MASTER VOLUME)
I Jog dial pulse input from the rotary encoder (A phase input) (for MASTER VOLUME)
— Ground terminal
O
Serial data transfer clock signal output to the fluorescent indicator tube driver
O
Serial data output to the fluorescent indicator tube driver
O
Chip select signal output to the fluorescent indicator tube driver
O Reset signal output to the fluorescent indicator tube driver "L": reset
O
LED drive signal output of the MULTI CANNEL DECODING indicator "H": LED on
I
Headphone detection signal input terminal "H": headphone is connected
Dimmer on/off control signal output terminal "L": dimmer on
O
Relay drive signal (for 2nd zone out) output terminal "H": relay on
O
(STR-DA2000ES only)
I Relay drive signal (for main power) output terminal "H": relay on
I
Tuned detection signal input from the tuner unit
O
Muting request control signal output to the tuner unit
O Serial data output to the function switch, electrical volume and tuner unit
O Serial data transfer clock signal output to the function switch, electrical volume and tuner unit
I
Serial data input from the tuner unit
I
FM stereo detection signal input from the tuner unit
I
RDS serial data input from the tuner unit (STR-DB2000: AEP and UK models only)
— Ground terminal
— Power supply terminal (+3.3V)
O
Serial data latch pulse signal output to the tuner unit
O
Serial data latch pulse signal output to the function switch
O
Serial data latch pulse signal output to the electrical volume
O Serial data latch pulse signal output to the function switch
O System muting on/off control signal output terminal "L": muting on
O Tuner auto stop signal output terminal
O
Video section power on/off control signal output terminal "H": power on
I Not used
O
Digital input selection signal output terminal
I
PLL lock error signal and data error flag input from the digital audio interface receiver
I
Source clock selection monitor input from the digital audio interface receiver
I
Audio serial data input from the digital audio interface receiver
O System reset signal output to the digital audio interface receiver "L": reset
O
Output clock selection signal output to the digital audio interface receiver
x ao
y
O
Clock signal output to the digital audio interface receiver
i
— Ground terminal
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