Troubleshooting
6-4 Samsung Electronics
6-2 Cassette Deck
Block Main Function Check Point
TAPE IC JIC1
(KA22291)
Convert of P/B & R/P SIGNAL &
DECK OUTPUT OF IC
Check for voltage at Pin5
1 P/B Deck : H
2 R/P Deck : L
Check for pin2 of UIC2 when deck
operate
Check for voltage at pin 6
When between songs : High (Normal)
When playing song : Low (Normal)
AMPS
AMPS IC JIC2
(LA2010)
Oscillate RECORD BIAS (85KHZ)
Osc Frequency : 85KHz
When inoperative : JQ5,JQ6 check
BIAS OSC
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