Sony TC-K222ESG - Page 14

TC-K222ESGK850ES |
Rotation Detect Check
1. Mode: FF or REW
lewal
oe IC1002 (take-up)
oa 1C1001 (supply)
2. Waveform on the oscilloscope should be as shown
below
a
b
a2 4.0V
bs1.0V
Adjustment Parts Location :
RV101, RV201
PB LEVEL ADJUSTMENT
CN802
TP (TEST)
CNS64
RVI3I,
CAL LEVEL RV231
ADJUSTMENT GAL METER
ADJUSTMENT
RVS71, RVS72
CAL LEVEL
ADJUSTMENT
BIAS. ADJUSTMENT (METAL)
C805 6 RV1S2, RV252
BIAS ADJUSTMENT (NORMAL) LPFIS]
RV803 Ficaor| TISt, T251 ie
FWD
TORQUE
supply
BIAS
CURRENT
ADJUSTMENT
ADJUSTMENT eee RV153, RV2S3
BIAS ADJUSTMENT 1C5$2
|
16802
|
(HX
PRO)
|
icss2
CN80!
ROTATION
DETECTION CHECK
CNS65
ERASE CURRENT
ADJUSTMENT
ee
MAIN (B) BOARD REC LEVEL
ADJUSTMENT
- COMPONENT SIDE — RVS73 CNS62 CER PRO)
ERASE CURRENT BIAS CURRENT ADJUSTMENT
ADJUSTMENT
MAIN (A) BOARD —COMPONENT SIDE —
ee