Panasonic SA-XR15E, Service Manual

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Pin
NO.
Terminal
Name
I/O Function
1 LED_CK O LED Driver Control : Clock
2 LED_DT I LED Driver Control : Data
3 LED_ST I/O LED Driver Control : Strobe
4 E_DT O EEPROM Control : Data
5 E_CK O EEPROM Control : Clock
6 E_CS O EEPROM Control : Chip
Select
7 REQS I/O Communication to Sub up :
Request from Sub up
8
REQM
I/O Communication to Sub up :
Request from Main up
9 M_CK O Communication to Main up :
Clock
10 M2S_DT O Communication to Main up :
Serial Output
11
S2M_DT
I Communication to Main up :
Serial Input
12 F_BUSY I/O To rewrite up ROM : BUSY
13 F_CK O To rewrite up ROM : CLOCK
14 V_A I/O Video Selector Control : A
15 F_DA I/O To rewrite uP ROM : DATA
16 V_B I/O Video Selector Control : B
17 REMOTE I Remote Control Signal Input
18 CNVSS /
(VPP)
- 12V supply to rewrite Flash
ROM
19 RESET - Reset Input
20 AC__SYNC - Power Faillure Detection
21 FAN_LOCK - FAN LOCK Detection
22 XIN - 10MHz Connect to Oscillator
23 XOUT - 10MHz Connect to Oscillator
24 VSS - Connect to GND
25 MT_ALL O MUTE for all channel
26 MT_C/SR O MUTE for C/SURR
27 MT_SUB O MUTE for SUBWFR
28 MT_HP O MUTE for Headphones
29 OSD_CK O OSD Control : Clock
30 OSD_DT I OSD Control : Data
31 OSD_ST I/O OSD Control : Strobe
32 DC_DET I DC Short Detection
33 INI_OUT O Output for Initialize Setting
34 POWER_RLY - Power Relay Control (H ;
ON)
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