Onkyo GXW-5.1 Service Manual

GXW-5.1
No. Function I/O Act Description No. Function I/O Act Description
1 Vdd Power supply +5V 51 BTA17 O H Set up output terminal for BOOT ROM address.
2 STBY/RECV O L Standby / received indicator output terminal. "L" : Light on 52 BTA16 O H Set up output terminal for BOOT ROM address.
3 Not used I L Not used 53 BTA15 O H Set up output terminal for BOOT ROM address.
4 Not used I L Not used 54 Not used I L Not used
5 Not used I L Not used 55 Not used I L Not used
6 Not used I L Not used 56 Not used I L Not used
7 SDO O H Serial data output terminal for volume mode. 57 ERF I H DIR ERF signal input terminal.
8 SCK O CLK Serial clock output terminal for volume mode. 58 Not used I L Not used
9 Not used I L Not used 59 Not used I L Not used
10 RESET Reset terminal. 60 ENC1 I H Volume control input terminal.
11 X2 Main clock input terminal. 5MHz 61 ENC2 I H Volume control input terminal.
12 X1 Main clock input terminal. 5MHz 62 Not used I L Not used
13 GND Connect to the ground terminal. 63 POWER O H Power supply control output terminal.
14 XT2 Open terminal. Sub-clock input terminal. 64 FAN_HL O L FAN control terminal.
15 GND To connect to the ground. Sub-clock input terminal. 65 GAINCTL O H Gain control output terminal.
16 +5V Power supply. +5V 66 FAN_CNT O L Select terminal of FAN.
17 VOLSLT O H Strobe output terminal for electrical volume. 67 Not used I L Not used
18 Not used I L
Not used 68 P17 O H Segment signal output terminal of fluorescence tube.
19 ~DSPRST O L Reset output terminal of DSP 69 P16 O H Segment signal output terminal of fluorescence tube.
20 ~DSPCS O L Chip select output terminal for DSP. 70 P15 O H Segment signal output terminal of fluorescence tube.
21 Not used I L Not used 71 P14 O H Segment signal output terminal of fluorescence tube.
22 DSPSCK O CLK Serial clock output terminal for DIR and DSP. 72 P13 O H Segment signal output terminal of fluorescence tube.
23 DSPSDO O H Serial data output terminal for DIR and DSP. 73 P12 O H Segment signal output terminal of fluorescence tube.
24 DSPSDI I H Serial data input terminal for DSP. 74 P11 O H Segment signal output terminal of fluorescence tube.
25 GND Ground terminal of A/D converter. 75 P10 O H Segment signal output terminal of fluorescence tube.
26 LEVEL_IN I A Detection input terminal for input signal. 76 P9 O H Segment signal output terminal of fluorescence tube.
27 Not used I A Not used 77 P8 O H Segment signal output terminal of fluorescence tube.
28 MODE I A Initializing input terminal for mode select. 78 P7 O H Segment signal output terminal of fluorescence tube.
29 Not used I A Not used 79 VFL Power supply terminal of fluorescence tube.
30 Not used I A Not used 80 P6 O H Segment signal output terminal of fluorescence tube.
31 THERM_IN I A Detection terminal of temperature. 81 P5 O H Segment signal output terminal of fluorescence tube.
32 Not used I A Not used 82 P4 O H Segment signal output terminal of fluorescence tube.
33 K0 I A Input key terminal. 83 P3 O H Segment signal output terminal of fluorescence tube.
34 +5V Power supply terminal of A/D converter. +5V 84 P2 O H Segment signal output terminal of fluorescence tube.
35 +5V Compare input voltage terminal for A/D converter. 85 P1 O H Segment signal output terminal of fluorescence tube.
36 SYSIN I L RI input terminal. 86 15G O H Grid signal output terminal of fluorescence tube.
37 ~POFF I L Detection power failure input terminal. 87 14G O H Grid signal output terminal of fluorescence tube.
38 Not used I L Not used 88 13G O H Grid signal output terminal of fluorescence tube.
39 ~REMIN I L Input terminal of remote controller. 89 12G O H Grid signal output terminal of fluorescence tube.
40 GND To connect to the ground terminal 90 11G O H Grid signal output terminal of fluorescence tube.
41 Not used I L Not used 91 10G O H Grid signal output terminal of fluorescence tube.
42 AMUT O H Muting output terminal for power amplifier. 92 9G O H Grid signal output terminal of fluorescence tube.
43 ~ABOOT/~INT I/O H AUTOBOOT/INTREQ mode input terminal of DSP. 93 8G O H Grid signal output terminal of fluorescence tube.
44 Not used I L Not used 94 7G O H Grid signal output terminal of fluorescence tube.
45 Not used I L Not used 95 6G O H Grid signal output terminal of fluorescence tube.
46 +5V +5V 96 5G O H Grid signal output terminal of fluorescence tube.
47 Not used I L Not used 97 4G O H Grid signal output terminal of fluorescence tube.
48 ~CODECPD O L CODEC POWER DOWN signal output terminal. 98 3G O H Grid signal output terminal of fluorescence tube.
49 ~DIRPD O L DIR POWER DOWN signal output terminal. 99 2G O H Grid signal output terminal of fluorescence tube.
50 ~DIRCS O L DIR chip select output terminal. 100 1G O H Grid signal output terminal of fluorescence tube.
MICROPROCESSOR TERMINAL DESCRIPTION

Onkyo GXW-5.1 Specifications

General

Brand	Onkyo
Model	GXW-5.1
Category	Home Theater System
Language	English