DAV-DZ285K, DAV-DZ290M, DAV-DZ585K, DAV-DZ590M, DAV-DZ685K, DAV-DZ690M, HCD-DZ285K, HCD-DZ290M, HCD-DZ585K, HCD-DZ590M, HCD-DZ685K, HCD-DZ690M - Sony Audio Service Manual (repair manual). Page 6

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HCD-DZ285K/DZ290M/DZ585K/DZ590M/DZ685K/DZ690M
6
Discharge the charged electricity in capacitors to prevent electric shock as follows
When disassembling the machine, be sure to discharge the charged electricity in the following capacitors.
Use a resistor of 800 ohms, 2 Watts for discharging the following capacitors.
POWER board
   C903: 390V
   C932, C933, C934, CN904: 30V
Point of capacitor discharge for C932, C933, C934:
Connect to the red and black wire of CN904
Point of capacitor discharge for C903:
Connect to the foot of C903
800
Ω/2W
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