Marantz SR6004 - System Error Detection Timing; Abnormal Detection Timing Chart

21
Normal detection operation when the power is turned on
_P_AMP_FAIL (121pin)
FLRA_ON (IC88 : 4pin)
FLRB_ON (IC88 : 5pin)
SURR_ON (IC88 : 6pin)
SBLR_ON (IC88 : 7pin)
SPEAKER䋺OFF
EACH CHANNEL MUTE
MUTE䋺ON
_STAND BY (138pin)
_STAND BY LED (135pin)
_P DOWN (25pin)
_P_LINE_FAIL (122pin)
_5V_DOWN (137pin)
AC POWER SUPPLY: POWER ON
㽲
㽴
+5VDD=OK
INCONSTANT
INCONSTANT
2sec
Lo
Lo
㽳
STANDBY LED:
LIGHTS OUT
Flickering (every 125msec)
_P_CUR_FAIL (120pin)
500msec
(IN)
3.5sec
if 㽲=L
if 㽲=H
if 㽳=L
if 㽳=H
Lo䋺Abnormal
Hi䋺Normal
Lo䋺Abnormal
Hi䋺Normal
Lo: Abnormal
Hi: Normal
if 㽴=L
if 㽴=H
(OUT)
(IN)
(IN)
(IN)
(IN)
(OUT)
(OUT)
(OUT)
STANDBY (OUT): If it detects in order of
㽲㽳㽴㽵 and Lo is detected, it will be made Lo
after that.
_STAND BY LED (135pin) STANDBY LED:
LIGHTS OUT
Flickering (every 500msec)
(OUT)
How to respond to the
flickering
__STANDBY LED㸢A
How to respond to the
flickering
__STANDBY LED㸢A
䌁
䌂
How to respond to the
flickering
_STANDBY LED㸢B
㽵 Lo: Abnormal
Hi: Normal
How to respond to the
flickering
_STANDBY LED㸢B
if 㽵=H
if 㽵=L
_STAND BY(OUT):
㽲㽳㽴㽵䈱㗅䈪ᬌ಴䉕ⴕ䈇䇮
Lo䉕ᬌ಴䈚䈢䉌䇮એᓟLo䈮䈜䉎
_STAND BY LEDߩಣℂψA
_STAND BY LEDߩಣℂψA
_STAND BY LEDߩಣℂψB
_STAND BY LEDߩಣℂψB
Lo䋺⇣Ᏹ
Lo䋺⇣Ᏹ
Lo䋺⇣Ᏹ
ฦch MUTE
点滅(500msec間隔)
ὐṌ(125msec㑆㓒)
LED䋺ᶖἮ
LED䋺ᶖἮ
ቯ
ቯ
電源 ON 時の異常検出動作