Sanyo DC-MP7500(BK)/(XE) - TUNER ADJUSTMENTS; CD PICK-UP MAINTENANCE; Optical Lens Cleaning

- 2 -
1. FM
Connection
Input Output
--- TP5 (H) 87.5MHz --- 1.37±0.50V Check Only
--- TP6 (E) 108.0MHz --- 6.80±0.50V Check Only
2. AM
Connection
Input
Output
TP5(H ) 522kHz
L2353
1.00±0.05V
TP6(E) 1611kHz --- 7.20±0.50V Check Only
603kHz L2351
1404kHz CT252
---
Remark
Remark
SG
Frequency
SG
Frequency
Adjustment
Adjustment
Step
Adjusting
Circuit
Adjusting
Circuit
2
Cover
Voltage
Step
Maximum
1
IF
Adjustment
Loop Ant
450KHz
at 999kHz
---
Cover
Voltage
2
T2001
Maximum
TP9 (L),TP7 (R) ,TP8 (E)3 Tracking Loop Ant
TUNER ADJUSTMENTS
C2327
J2201
E
E
E
E
E
E
E
E
E
E
E
1AD4B10D2520C
T002A 94V-0
TU_R
GND
TU_L
+8.5V
PLL_PRI
PLL_CLK
PLL_DA
+5.6V
GND
ST
RDS_CLK
RDS_DA
L2353
L2351
D2330
CT252
C2104
XF222
XF220
Q2101
XF221
T2001
C2106
C2402
J2102
J2101
J2014
Q2427
C2405
Q2413
Q2415
Q2418
Q2421
X2503
J2206
C2519
J2104
Q2510
Q2509
C2512
C2222
C2211
J2010
X2107
VT
D2102
J2106
J2105
J2201
J2005
J2006
J2001
J2203
J2009
J2107
J2012
J2103
J2008
C2518
J2202
J2108
Q2802
J2013
J2111
Q2803
Q2804
R2803
R2801
D2709
C2805
J2016
J2015
J2210
J2110
J2208 J2209
X2901
L2902
C2905
L2901
C2904
C2906
J2204
J2112
J2002
C2412
J2207
C2003
J2109
J2007
J2205
CN203
CN201
J2003
D2101
D2100
U2001
L2801
CN231
T2405
C2404
IC222
C2321
C2329
C2325
R2328
R2330
R2322 R2321
CAN
CAN
CAN
R2102
R2101
CAN
R2108
R2108
C2407
C2407
R2601
R2601
R2602
R2602
R2603
R2603
R2605
R2605
R2604
R2604
R2513
R2513
C2414
C2414
R2104
R2104
R2103
R2103
C2109
C2109
R2108
CAN CAN
C2425 R2401
R2430
R2426
C2406
R2403
C2407
R2431
R2416
R2417
R2420
R2422
C2423
C2419
C2502
C2501
R2601 R2602 R2603
R2608 R2609 R2610
R2607
R2606
R2606
C2802
C2802
C2903
C2903
C2902
C2902
R2606
R2605
R2604
R2408
R2408
C2409
C2409
R2408
CAN
C2409
C2317
R2521
R2513C2511
C2213
C2201
CAN
R2414
IC211
CAN
C2414
R2104
C2436
C2107
CAN
CAN
C2413
C2907
C2411
R2802
C2802
C2430
R2429
CAN
R2316
C2903C2902
C2908
C2801
R2002
C2002
R2003
C2410
CAN
C2004
R2001
R2709
R2103
R2053
C2109
CAN
CAN
CAN
D2103
D2901
C2320
IC223
CAN
CT252
T2001
TP8
L2353
L2351
TP7
TP9
TP5
TP6
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 : 6 ohms
• TUNING
FM : 87.5 - 108MHz
AM : 522 - 1611kHz (9kHz steps)
520-1610kHz (10kHz steps)