Sony STR-DB795 Service Manual page 65
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Also See for STR-DB795:
- Operating instructions manual (60 pages) ,
- Easy setup manual (2 pages) ,
- Easy setup manual (2 pages)
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DIGITAL BOARD IC1703 MB91154PFV-G-121-BNDE1 (SYSTEM CONTROLLER)
Pin No.
Pin Name
1
PW RY
2
H/P RY
3
SP.A.RY
4
SP B RY
5
SURR.RY
6
CTR/SW RY
7
SB.RY
8
SUB T
9
VSS
FUNCTION.JOG
10
(2B)
FUNCTION.JOG
11
(2A)
12
VOL.JOG (1B)
13
VOL.JOG (1A)
14
FL CLK
15
FL DATA
16
+/-.JOG (4B)
17
+/-.JOG (4A)
18
+/-.JOG (3B)
19
+/-.JOG (3A)
20
SP SW
VOL IC/TUNER
21
DATA
VOL IC/TUNER
22
CLK
23
VOL LAT
24, 25
NC
26
VSS
27
VCC
RESET UP
28
CONVERT
29 to 32
NC
33
TP1
34 to 37
NC
38 to 40
TP4 to TP6
41
HP DETECT
42
D.POWER
43
V.POWER
44
VSS
45, 46
NC
47
RDS.DATA
48
TUNER ST
49
TUNER TUNED
50
TUNER MUTE
I/O
O
Relay drive signal output terminal (for main power) "H": relay on
O
Relay drive signal output terminal (for headphone) "H": relay on
O
Relay drive signal output terminal (for front A speaker) "H": relay on
O
Relay drive signal output terminal (for front B speaker) "H": relay on
O
Relay drive signal output terminal (for surround speaker) "H": relay on
O
Relay drive signal output terminal (for sub woofer) "H": relay on
O
Relay drive signal output terminal (for center/surround back speaker) "H": relay on
O
Relay drive signal output terminal (for standby power) "H": relay on
-
Ground terminal
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)
O
Serial data transfer clock signal output to the fluorescent indicator tube driver
O
Serial data output to the fluorescent indicator tube driver
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
Speaker switch input terminal "L": speaker on
O
Serial data output to the tuner unit, audio selector, video selector and electrical volume
Serial data transfer clock signal output to the tuner unit, audio selector, video selector and
O
electrical volume
O
Serial data latch pulse signal output to the audio selector, video selector and electrical volume
-
Not used
-
Ground terminal
-
Power supply terminal (+3.3V)
-
Not used
-
Not used
-
Not used
O
Not used
O
Not used
I
Headphone detection signal input terminal "H": headphone is connected
O
Digital section power on/off control signal output terminal "H": power on
O
Video section power on/off control signal output terminal "H": power on
-
Ground terminal
-
Not used
I
RDS serial data input from the tuner unit (AEP and UK models only)
I
FM stereo detection signal input from the tuner unit
I
Tuned detection signal input from the tuner unit
O
Muting request control signal output to the tuner unit
Description
STR-DB795
65
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