- 2 -
1. FM
Connection
Input Output
Alignment voltage IC231 Alignment voltage IC231
3-22pin(TP24,25) is 0.0±0.05V 3-22pin is 0.0±0.05V
---
2. AM
Connection
Input
Output
TP13 (L)
TP14 (R)
TP15 (E)
---
L2103
L2153
---
TP12 (E)
TP11 (H)
---
TP11 (H)
TP12 (E)
Adjustment
603kHz
1404kHz
Remark
Remark
SG
Frequency
SG
Frequency
XF233
Adjustment
Step
Adjusting
Circuit
Adjusting
Circuit
IF(0V)
Adjustment
2
Cover
Voltage
FM Antenna SG=66dBuV/EMF1 98MHz
Step
1.00±0.05V
6.50±0.50V Check Only
1
IF
Adjustment
Loop Ant
450KHz
at 999kHz
T2002
Maximum
87.5MHz
108.0MHz
2
Cover
Voltage
TP14 (R)
TP15 (E)
Tracking3 Loop Ant
TP13 (L)
1710kHz
522kHz
Maximum
L2151
CT252
1.00±0.05V
8.10±0.50V Check Only
TUNER ADJUSTMENTS
E
1
E
DIP
E
EE
E
E
E
BB
C
C
B
C
L2151
L2153
D2153
J2704
J2705
Q2451
XF211
+9.4V
+5.6V
TU_R
GND
TU_L
IC211
D2101
D2102
L2102
L2103
C2313
C2303
C2311
C2317
C2307
C2328
C2327
C2301
C2321
C2305
C2901
C2306
C2451
C2457
T2002
L2104
XF221
R2109
J2521
J2518
J2516
J2508
CT252
J2504
J2520
XF222
Q2201
J2709
XF231
J2523
J2522
J2714
J2715
J2716
D2456
J2713
J2609
J2711
L2451
D2452
J2501
J2701
D2466
J2608
J2607
J2606
J2604
J2514
J2513
J2512 J2505
J2509
C2452
X2451
D2451
J2507
J2506
J2602
J2603
J2706
J2707
J2511
J2605
D2151
D2103
C2116
XF233
J2712
J2510
J2702
J2601
J2502
VT
C2106
C2120
J2710
J2708
J2519
J2517
J2515
J2703
IC241
D2453
R2901
C2903
CN202
C4821
C4825
C4822
R4821
R4827
R4727
R4604
C4604
R4603
R4825
R4831
R4822
R4828
C4826
C4827
C4828
R4832
C4923
R4923
C4922
R4922
R4921
C4921
R4406
TP11
TP12
TP13
IC231
XF233T2002 TP14 TP15TP25TP24
L2153
L2103
L2151
CT252
Antenna : 75Ω unbalanced, Modulation : 1 kHz
Dev. : ±22.5kHz(MONO), ±22.5kHz(STEREO),±6.75kHz(PILOT)
RF Level : dBuV EMF
Output Level : about 30mV at TP13, TP14, TP15
Anntena : IRE Loop(SG), Moduration : 1kHz 30%
RF Level : dBuV EMF
Output Level : about 30mV at TP13, TP14, TP15
CD PICK-UP MAINTENANCE
About pick-up (Optical lens) Cleaning
Clean a lens with swab of the cotton which moistened it with alcohol, cleaning paper or cleaning disc appointed.
Specified cleaning disc : LC-1 (Part code : 645 026 1961 ..... manufactured by SANYO.)
Show a clean procedure in the following in reference by swab of cotton.
1. Cotton swab is wrapped with Cleaning paper.
2. Add the isopropyl alcohol.
3. Gently move the tip of cotton swab just like a draw a whirlpool from inside to outside on the surface of lens.
• Use a plastic screw driver for adjustments. • MODE : ST (Stereo)
• Speaker impedance : 4 ohms
• TUNING FM : 87.5 - 108MHz
AM : 522 - 1710 kHz (9 kHz steps)
520 - 1710 kHz (10 kHz steps)