Samsung MAX-460V Service Manual page 19

6-2 Cassette Deck
Block
TAPE IC JIC1
(KA22291)
BIAS OSC
R/P Switching
Samsung Electronics
Main Function
Convert of P/B & R/P Signal
Oscillate RECORD BIAS (85KHZ)
Convert of PLAY/RECORD
Check Point
Check for voltage at pin5
1 P/B Deck : H
2 R/P Deck : L
Check for voltage at LC2
Osc Frequency : 85kHz
When inoperative : LQ4, LQ3 check
Check for voltage at pin no.16,8
Mode Pin no.16,8
Rec.
9V
PLAY
0V
Troubleshooting
6-5