Starting In The Protection Cancel Mode - Yamaha A-S700 Service Manual

A-S700
● Starting in the Protection Cancel mode
If the protection function works and causes hindrance to
trouble shoot, cancel the protection function as described
below, and it will be possible to turn on the power.
• Operation procedures
* Perform this operation procedure within 30
seconds after turning off the power.
1. Press "POWER", "CD DIRECT AMP", and "PURE
DIRECT" switches to turn them off respectively.
(Fig. 3)
2. Repeat pressing "CD DIRECT AMP" switch to
turn it ON/OFF twice. (Fig. 3)
3. Repeat pressing "PURE DIRECT" switch to
turn it ON/OFF once. (Fig. 3)
4. Press "POWER" switch inward to the ON/
STANDBY position. (Fig. 3)
"POWER" indicator flashes. (Fig. 3)
5. Press "PURE DIRECT" switch to turn it on. (Fig. 3)
After about 3 seconds, the power relay (RY251
of MAIN P.C.B.) turns on. (Fig. 3)
4. "POWER" switch
OFF
CAUTION!
• Using this product with the protection function
disabled may cause damage to itself. Use special
care when using this mode.
22
2. "CD DIRECT AMP" switch
1
ON
OFF OFF
POWER indicator
ON/
STANDBY
3. "PURE DIRECT" switch
2
ON
OFF
OFF
5. "PURE DIRECT" switch
OFF
Fig. 3
1
ON
OFF
ON